php cs fixer

DataStorage/Database/Query/Builder.php

@@ -753,7 +753,7 @@ class Builder extends BuilderAbstract
      *
      * @since  1.0.0
      */
-    public function lock()
+    public function lock() : void
     {
     }
 
@@ -764,7 +764,7 @@ class Builder extends BuilderAbstract
      *
      * @since  1.0.0
      */
-    public function lockUpdate()
+    public function lockUpdate() : void
     {
     }
 
@@ -787,7 +787,7 @@ class Builder extends BuilderAbstract
      *
      * @since  1.0.0
      */
-    public function find()
+    public function find() : void
     {
     }
 
@@ -813,7 +813,7 @@ class Builder extends BuilderAbstract
      *
      * @since  1.0.0
      */
-    public function min()
+    public function min() : void
     {
     }
 
@@ -824,7 +824,7 @@ class Builder extends BuilderAbstract
      *
      * @since  1.0.0
      */
-    public function max()
+    public function max() : void
     {
     }
 
@@ -835,7 +835,7 @@ class Builder extends BuilderAbstract
      *
      * @since  1.0.0
      */
-    public function sum()
+    public function sum() : void
     {
     }
 
@@ -846,7 +846,7 @@ class Builder extends BuilderAbstract
      *
      * @since  1.0.0
      */
-    public function avg()
+    public function avg() : void
     {
     }
 
@@ -1032,7 +1032,7 @@ class Builder extends BuilderAbstract
      *
      * @since  1.0.0
      */
-    public function increment()
+    public function increment() : void
     {
     }
 
@@ -1043,7 +1043,7 @@ class Builder extends BuilderAbstract
      *
      * @since  1.0.0
      */
-    public function decrement()
+    public function decrement() : void
     {
     }
 

DataStorage/Database/Schema/Builder.php

@@ -104,7 +104,7 @@ class Builder extends QueryBuilder
         return $this;
     }
 
-    public function alter(array $column)
+    public function alter(array $column) : void
     {
     }
 

Event/EventManager.php

@@ -66,7 +66,7 @@ final class EventManager implements \Countable
     public function __construct(Dispatcher $dispatcher = null)
     {
         $this->dispatcher = $dispatcher ?? new class {
-            public function dispatch($func, ...$data)
+            public function dispatch($func, ...$data) : void
             {
                 $func(...$data);
             }

Math/Matrix/Matrix.php

@@ -732,7 +732,7 @@ class Matrix implements \ArrayAccess, \Iterator
     /**
      * {@inheritdoc}
      */
-    public function next()
+    public function next() : void
     {
         ++$this->position;
     }
@@ -766,7 +766,7 @@ class Matrix implements \ArrayAccess, \Iterator
     /**
      * {@inheritdoc}
      */
-    public function rewind()
+    public function rewind() : void
     {
         $this->position = 0;
     }
@@ -774,7 +774,7 @@ class Matrix implements \ArrayAccess, \Iterator
     /**
      * {@inheritdoc}
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet($offset, $value) : void
     {
         $row                                           = (int) ($offset / $this->m);
         $this->matrix[$row][$offset - $row * $this->n] = $value;
@@ -783,7 +783,7 @@ class Matrix implements \ArrayAccess, \Iterator
     /**
      * {@inheritdoc}
      */
-    public function offsetUnset($offset)
+    public function offsetUnset($offset) : void
     {
         $row = (int) ($offset / $this->m);
         unset($this->matrix[$row][$offset - $row * $this->n]);

Math/Statistic/Forecast/Regression/MultipleLinearRegression.php

@@ -18,7 +18,7 @@ use phpOMS\Math\Matrix\Matrix;
 class MultipleLinearRegression
 {
     /**
-     * {@inheritdoc}
+     * 
      */
     public static function getRegression(array $x, array $y) : array
     {
@@ -33,21 +33,21 @@ class MultipleLinearRegression
     }
 
     /**
-     * {@inheritdoc}
+     * 
      */
     public static function getVariance() : float
     {
     }
 
     /**
-     * {@inheritdoc}
+     * 
      */
     public static function getPredictionInterval() : array
     {
     }
 
     /**
-     * {@inheritdoc}
+     * 
      */
     public static function getSlope(float $b1, float $y, float $x) : float
     {
@@ -55,7 +55,7 @@ class MultipleLinearRegression
     }
 
     /**
-     * {@inheritdoc}
+     * 
      */
     public static function getElasticity(float $b1, float $y, float $x): float
     {

Math/Statistic/MeasureOfDispersion.php

@@ -190,7 +190,7 @@ final class MeasureOfDispersion
      *
      * @return float
      *
-     * @throws ZeroDevisionException This exception is thrown if the size of the x array is less than 2
+     * @throws ZeroDevisionException     This exception is thrown if the size of the x array is less than 2
      * @throws InvalidDimensionException This exception is thrown if x and y have different dimensions
      *
      * @since  1.0.0

Message/UploadedFileInterface.php

@@ -41,7 +41,7 @@ interface UploadedFileInterface
      *
      * @since  1.0.0
      */
-    public function moveTo(string $targetPath);
+    public function moveTo(string $targetPath) : void;
 
     /**
      * Retrieve the file size.

Model/Message/Dom.php

@@ -146,7 +146,7 @@ class Dom implements \Serializable, ArrayableInterface
     /**
      * {@inheritdoc}
      */
-    public function unserialize($raw)
+    public function unserialize($raw) : void
     {
         $unserialized = \json_decode($raw, true);
 

Model/Message/FormValidation.php

@@ -82,7 +82,7 @@ class FormValidation implements \Serializable, ArrayableInterface, \JsonSerializ
     /**
      * {@inheritdoc}
      */
-    public function unserialize($raw)
+    public function unserialize($raw) : void
     {
         $unserialized = \json_decode($raw, true);
 

Model/Message/Notify.php

@@ -186,7 +186,7 @@ class Notify implements \Serializable, ArrayableInterface, \JsonSerializable
     /**
      * {@inheritdoc}
      */
-    public function unserialize($raw)
+    public function unserialize($raw) : void
     {
         $unserialized = \json_decode($raw, true);
 

Model/Message/Redirect.php

@@ -128,7 +128,7 @@ class Redirect implements \Serializable, ArrayableInterface, \JsonSerializable
     /**
      * {@inheritdoc}
      */
-    public function unserialize($raw)
+    public function unserialize($raw) : void
     {
         $unserialized = \json_decode($raw, true);
 

Model/Message/Reload.php

@@ -84,7 +84,7 @@ class Reload implements \Serializable, ArrayableInterface, \JsonSerializable
     /**
      * {@inheritdoc}
      */
-    public function unserialize($raw)
+    public function unserialize($raw) : void
     {
         $unserialized = \json_decode($raw, true);
 

Module/ConsoleInterface.php

@@ -32,5 +32,5 @@ interface ConsoleInterface
      *
      * @since  1.0.0
      */
-    public function callConsole();
+    public function callConsole() : void;
 }

Module/SocketInterface.php

@@ -32,5 +32,5 @@ interface SocketInterface
      *
      * @since  1.0.0
      */
-    public function callSock();
+    public function callSock() : void;
 }

Socket/Client/Client.php

@@ -39,7 +39,7 @@ class Client extends SocketAbstract
         $this->commands = new CommandManager();
 
         /** @noinspection PhpUnusedParameterInspection */
-        $this->commands->attach('disconnect', function ($conn, $para) {
+        $this->commands->attach('disconnect', function ($conn, $para) : void {
             $this->disconnect();
         }, $this);
     }

Socket/Packets/Header.php

@@ -173,7 +173,7 @@ class Header implements \Serializable
      *
      * @since  1.0.0
      */
-    public function unserialize($string)
+    public function unserialize($string) : void
     {
     }
 }

Socket/Packets/PacketAbstract.php

@@ -68,7 +68,7 @@ abstract class PacketAbstract implements \Serializable
      *
      * @since 1.0.0
      */
-    abstract public function unserialize($string);
+    abstract public function unserialize($string) : void;
 
     /**
      * Get packet header.

Socket/Server/ClientManager.php

@@ -21,7 +21,7 @@ class ClientManager
 {
     private $clients = [];
 
-    public function add(ClientConnection $client)
+    public function add(ClientConnection $client) : void
     {
         $this->clients[$client->getId()] = $client;
     }

Stdlib/Base/Iban.php

@@ -280,7 +280,7 @@ class Iban implements \Serializable
      * @return void
      * @since 5.1.0
      */
-    public function unserialize($serialized)
+    public function unserialize($serialized) : void
     {
         $this->parse($serialized);
     }

Stdlib/Base/Location.php

@@ -332,7 +332,7 @@ class Location implements \JsonSerializable, \Serializable
      * @return void
      * @since 5.1.0
      */
-    public function unserialize($serialized)
+    public function unserialize($serialized) : void
     {
     }
 }

Stdlib/Graph/Tree.php

@@ -127,7 +127,7 @@ class Tree extends Graph
      *
      * @since  1.0.0
      */
-    public function levelOrder(Node $node, \Closure $callback)
+    public function levelOrder(Node $node, \Closure $callback) : void
     {
         $depth = $this->getMaxDepth();
 

Stdlib/Queue/PriorityQueue.php

@@ -323,7 +323,7 @@ class PriorityQueue implements \Countable, \Serializable
      *
      * @since  1.0.0
      */
-    public function unserialize($data)
+    public function unserialize($data) : void
     {
         $this->queue = \json_decode($data);
     }

System/File/Ftp/Directory.php

@@ -51,7 +51,7 @@ class Directory extends FileAbstract implements DirectoryInterface
         return \in_array(LocalFile::name($path), $list);
     }
 
-    public static function ftpCreate($con, string $path, int $permission, bool $recursive)
+    public static function ftpCreate($con, string $path, int $permission, bool $recursive) : void
     {
         $parts = \explode('/', $path);
         \ftp_chdir($con, '/' . $parts[0]);
@@ -272,7 +272,7 @@ class Directory extends FileAbstract implements DirectoryInterface
     /**
      * {@inheritdoc}
      */
-    public function rewind()
+    public function rewind() : void
     {
         \reset($this->nodes);
     }
@@ -314,7 +314,7 @@ class Directory extends FileAbstract implements DirectoryInterface
     /**
      * {@inheritdoc}
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet($offset, $value) : void
     {
         if ($offset === null) {
             $this->addNode($value);
@@ -334,7 +334,7 @@ class Directory extends FileAbstract implements DirectoryInterface
     /**
      * {@inheritdoc}
      */
-    public function offsetUnset($offset)
+    public function offsetUnset($offset) : void
     {
         if (isset($this->nodes[$offset])) {
             unset($this->nodes[$offset]);

System/File/Local/Directory.php

@@ -457,7 +457,7 @@ final class Directory extends FileAbstract implements DirectoryInterface
     /**
      * {@inheritdoc}
      */
-    public function rewind()
+    public function rewind() : void
     {
         \reset($this->nodes);
     }
@@ -499,7 +499,7 @@ final class Directory extends FileAbstract implements DirectoryInterface
     /**
      * {@inheritdoc}
      */
-    public function offsetSet($offset, $value)
+    public function offsetSet($offset, $value) : void
     {
         if ($offset === null) {
             $this->addNode($value);
@@ -519,7 +519,7 @@ final class Directory extends FileAbstract implements DirectoryInterface
     /**
      * {@inheritdoc}
      */
-    public function offsetUnset($offset)
+    public function offsetUnset($offset) : void
     {
         if (isset($this->nodes[$offset])) {
             unset($this->nodes[$offset]);
@@ -595,7 +595,7 @@ final class Directory extends FileAbstract implements DirectoryInterface
     /**
      * {@inheritdoc}
      */
-    public function offsetGet($offset)
+    public function offsetGet($offset) : void
     {
         // TODO: Implement offsetGet() method.
     }

Utils/IO/Excel/ExcelDatabaseMapper.php

@@ -22,7 +22,7 @@ class ExcelDatabaseMapper implements IODatabaseMapper
 
     private $lineBuffer = 500;
 
-    public function addSource(string $source)
+    public function addSource(string $source) : void
     {
         $this->sources[] = $source;
     }
@@ -37,7 +37,7 @@ class ExcelDatabaseMapper implements IODatabaseMapper
         $this->sources = $sources;
     }
 
-    public function insert()
+    public function insert() : void
     {
     }
 }

Utils/IO/Excel/ExcelInterface.php

@@ -34,7 +34,7 @@ interface ExcelInterface
      *
      * @since  1.0.0
      */
-    public function exportExcel($path);
+    public function exportExcel($path) : void;
 
     /**
      * Import Excel.
@@ -45,5 +45,5 @@ interface ExcelInterface
      *
      * @since  1.0.0
      */
-    public function importExcel($path);
+    public function importExcel($path) : void;
 }

Utils/IO/Json/JsonInterface.php

@@ -34,7 +34,7 @@ interface JsonInterface
      *
      * @since  1.0.0
      */
-    public function exportJson($path);
+    public function exportJson($path) : void;
 
     /**
      * Import Json.
@@ -45,5 +45,5 @@ interface JsonInterface
      *
      * @since  1.0.0
      */
-    public function importJson($path);
+    public function importJson($path) : void;
 }

Utils/IO/Pdf/PdfInterface.php

@@ -34,5 +34,5 @@ interface PdfInterface
      *
      * @since  1.0.0
      */
-    public function exportPdf($path);
+    public function exportPdf($path) : void;
 }

Utils/JsonBuilder.php

@@ -86,7 +86,7 @@ final class JsonBuilder implements \Serializable, \JsonSerializable
     /**
      * {@inheritdoc}
      */
-    public function unserialize($serialized)
+    public function unserialize($serialized) : void
     {
         $this->json = \json_decode($serialized, true);
     }

Utils/Permutation.php

@@ -107,7 +107,7 @@ final class Permutation
      * @return mixed
      *
      * @throws \InvalidArgumentException This exception is thrown if the $toPermute argument is neither array or string
-     * @throws \OutOfBoundsException This exception is thrown if the permutation key is larger than the data to permute
+     * @throws \OutOfBoundsException     This exception is thrown if the permutation key is larger than the data to permute
      *
      * @since  1.0.0
      */

Utils/TaskSchedule/Interval.php

@@ -114,7 +114,7 @@ class Interval implements \Serializable
      *
      * @since  1.0.0
      */
-    public function unserialize($serialized)
+    public function unserialize($serialized) : void
     {
         $elements = \explode(' ', \trim($serialized));
 

Views/PaginationView.php

@@ -72,7 +72,7 @@ class PaginationView extends View
      *
      * @since  1.0.0
      */
-    public function setMaxPages(int $maxPages)
+    public function setMaxPages(int $maxPages) : void
     {
         $this->maxPages = $maxPages;
     }
@@ -94,7 +94,7 @@ class PaginationView extends View
      *
      * @since  1.0.0
      */
-    public function setPages(int $pages)
+    public function setPages(int $pages) : void
     {
         $this->pages = $pages;
     }
@@ -116,7 +116,7 @@ class PaginationView extends View
      *
      * @since  1.0.0
      */
-    public function setPage(int $page = 1)
+    public function setPage(int $page = 1) : void
     {
         $this->page = $page;
     }
@@ -138,7 +138,7 @@ class PaginationView extends View
      *
      * @since  1.0.0
      */
-    public function setResults(int $results = 0)
+    public function setResults(int $results = 0) : void
     {
         $this->results = $results;
     }

Views/ViewAbstract.php

@@ -275,7 +275,7 @@ abstract class ViewAbstract implements \Serializable
      * @since  1.0.0
      * @codeCoverageIgnore
      */
-    public function unserialize($raw)
+    public function unserialize($raw) : void
     {
     }
 }

tests/Account/AccountManagerTest.php

@@ -21,7 +21,7 @@ require_once __DIR__ . '/../Autoloader.php';
 class AccountManagerTest extends \PHPUnit\Framework\TestCase
 {
 
-    public function testAttributes()
+    public function testAttributes() : void
     {
         $manager = new AccountManager($GLOBALS['httpSession']);
         self::assertInstanceOf('\phpOMS\Account\AccountManager', $manager);
@@ -30,7 +30,7 @@ class AccountManagerTest extends \PHPUnit\Framework\TestCase
         self::assertObjectHasAttribute('accounts', $manager);
     }
 
-    public function testDefault()
+    public function testDefault() : void
     {
         $manager = new AccountManager($GLOBALS['httpSession']);
 
@@ -39,7 +39,7 @@ class AccountManagerTest extends \PHPUnit\Framework\TestCase
         self::assertInstanceOf('\phpOMS\Account\NullAccount', $manager->get(-1));
     }
 
-    public function testSetGet()
+    public function testSetGet() : void
     {
         $manager = new AccountManager($GLOBALS['httpSession']);
         $account = new Account(3);

tests/Account/AccountStatusTest.php

@@ -19,7 +19,7 @@ use phpOMS\Account\AccountStatus;
 
 class AccountStatusTest extends \PHPUnit\Framework\TestCase
 {
-    public function testEnums()
+    public function testEnums() : void
     {
         self::assertEquals(4, \count(AccountStatus::getConstants()));
         self::assertEquals(1, AccountStatus::ACTIVE);

tests/Account/AccountTest.php

@@ -28,12 +28,12 @@ class AccountTest extends \PHPUnit\Framework\TestCase
 {
     protected $l11nManager = null;
 
-    protected function setUp()
+    protected function setUp() : void
     {
         $this->l11nManager = new L11nManager('Api');
     }
 
-    public function testAttributes()
+    public function testAttributes() : void
     {
         $account = new Account();
         self::assertInstanceOf('\phpOMS\Account\Account', $account);
@@ -55,7 +55,7 @@ class AccountTest extends \PHPUnit\Framework\TestCase
         self::assertObjectHasAttribute('l11n', $account);
     }
 
-    public function testDefault()
+    public function testDefault() : void
     {
         $account = new Account();
 
@@ -99,7 +99,7 @@ class AccountTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($array, $account->jsonSerialize());
     }
 
-    public function testSetGet()
+    public function testSetGet() : void
     {
         $account = new Account();
 
@@ -168,7 +168,7 @@ class AccountTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \InvalidArgumentException
      */
-    public function testEmailException()
+    public function testEmailException() : void
     {
         $account = new Account();
         $account->setEmail('d.duck!@#%@duckburg');
@@ -177,7 +177,7 @@ class AccountTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\Stdlib\Base\Exception\InvalidEnumValue
      */
-    public function testStatusException()
+    public function testStatusException() : void
     {
         $account = new Account();
         $account->setStatus(99);
@@ -186,7 +186,7 @@ class AccountTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\Stdlib\Base\Exception\InvalidEnumValue
      */
-    public function testTypeException()
+    public function testTypeException() : void
     {
         $account = new Account();
         $account->setType(99);

tests/Account/AccountTypeTest.php

@@ -19,7 +19,7 @@ use phpOMS\Account\AccountType;
 
 class AccountTypeTest extends \PHPUnit\Framework\TestCase
 {
-    public function testEnums()
+    public function testEnums() : void
     {
         self::assertEquals(2, \count(AccountType::getConstants()));
         self::assertEquals(0, AccountType::USER);

tests/Account/GroupStatusTest.php

@@ -19,7 +19,7 @@ use phpOMS\Account\GroupStatus;
 
 class GroupStatusTest extends \PHPUnit\Framework\TestCase
 {
-    public function testEnums()
+    public function testEnums() : void
     {
         self::assertEquals(3, \count(GroupStatus::getConstants()));
         self::assertEquals(1, GroupStatus::ACTIVE);

tests/Account/GroupTest.php

@@ -20,7 +20,7 @@ require_once __DIR__ . '/../Autoloader.php';
 
 class GroupTest extends \PHPUnit\Framework\TestCase
 {
-    public function testAttributes()
+    public function testAttributes() : void
     {
         $group = new Group();
         self::assertInstanceOf('\phpOMS\Account\Group', $group);
@@ -35,7 +35,7 @@ class GroupTest extends \PHPUnit\Framework\TestCase
         self::assertObjectHasAttribute('status', $group);
     }
 
-    public function testDefault()
+    public function testDefault() : void
     {
         $group = new Group();
 
@@ -59,7 +59,7 @@ class GroupTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($array, $group->jsonSerialize());
     }
 
-    public function testSetGet()
+    public function testSetGet() : void
     {
         $group = new Group();
 
@@ -76,7 +76,7 @@ class GroupTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\Stdlib\Base\Exception\InvalidEnumValue
      */
-    public function testStatusException()
+    public function testStatusException() : void
     {
         $account = new Group();
         $account->setStatus(99);

tests/Account/NullAccountTest.php

@@ -19,7 +19,7 @@ use phpOMS\Account\NullAccount;
 
 class NullAccountTest extends \PHPUnit\Framework\TestCase
 {
-    public function testNull()
+    public function testNull() : void
     {
         self::assertInstanceOf('\phpOMS\Account\Account', new NullAccount());
     }

tests/Account/PermissionAbstractTest.php

@@ -20,7 +20,7 @@ use phpOMS\Account\PermissionType;
 
 class PermissionAbstractTest extends \PHPUnit\Framework\TestCase
 {
-    public function testAbstractDefault()
+    public function testAbstractDefault() : void
     {
         $perm = new class extends PermissionAbstract {};
 
@@ -50,7 +50,7 @@ class PermissionAbstractTest extends \PHPUnit\Framework\TestCase
         );
     }
 
-    public function testAbstractGetSet()
+    public function testAbstractGetSet() : void
     {
         $perm = new class extends PermissionAbstract {};
 

tests/Account/PermissionTypeTest.php

@@ -19,7 +19,7 @@ use phpOMS\Account\PermissionType;
 
 class PermissionTypeTest extends \PHPUnit\Framework\TestCase
 {
-    public function testEnums()
+    public function testEnums() : void
     {
         self::assertEquals(6, \count(PermissionType::getConstants()));
         self::assertEquals(PermissionType::getConstants(), array_unique(PermissionType::getConstants()));

tests/ApplicationAbstractTest.php

@@ -17,7 +17,7 @@ use phpOMS\ApplicationAbstract;
 
 class ApplicationAbstractTest extends \PHPUnit\Framework\TestCase
 {
-    public function testGetSet()
+    public function testGetSet() : void
     {
         $obj = new class extends ApplicationAbstract {};
 

tests/Asset/AssetManagerTest.php

@@ -19,7 +19,7 @@ require_once __DIR__ . '/../Autoloader.php';
 
 class AssetManagerTest extends \PHPUnit\Framework\TestCase
 {
-    public function testAttributes()
+    public function testAttributes() : void
     {
         $manager = new AssetManager();
         self::assertInstanceOf('\phpOMS\Asset\AssetManager', $manager);
@@ -28,7 +28,7 @@ class AssetManagerTest extends \PHPUnit\Framework\TestCase
         self::assertObjectHasAttribute('assets', $manager);
     }
 
-    public function testDefault()
+    public function testDefault() : void
     {
         $manager = new AssetManager();
 
@@ -37,7 +37,7 @@ class AssetManagerTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(0, $manager->count());
     }
 
-    public function testSetGet()
+    public function testSetGet() : void
     {
         $manager = new AssetManager();
 

tests/Asset/AssetTypeTest.php

@@ -19,7 +19,7 @@ use phpOMS\Asset\AssetType;
 
 class AssetTypeTest extends \PHPUnit\Framework\TestCase
 {
-    public function testEnums()
+    public function testEnums() : void
     {
         self::assertEquals(3, \count(AssetType::getConstants()));
         self::assertEquals(0, AssetType::CSS);

tests/Auth/AuthTest.php

@@ -19,7 +19,7 @@ require_once __DIR__ . '/../Autoloader.php';
 
 class AuthTest extends \PHPUnit\Framework\TestCase
 {
-    public function testWithHttpSession()
+    public function testWithHttpSession() : void
     {
         self::assertEquals(0, Auth::authenticate($GLOBALS['httpSession']));
 

tests/Auth/LoginReturnTypeTest.php

@@ -19,7 +19,7 @@ use phpOMS\Auth\LoginReturnType;
 
 class LoginReturnTypeTest extends \PHPUnit\Framework\TestCase
 {
-    public function testEnums()
+    public function testEnums() : void
     {
         self::assertEquals(11, \count(LoginReturnType::getConstants()));
         self::assertEquals(0, LoginReturnType::OK);

tests/AutoloadExceptionTest.php

@@ -17,7 +17,7 @@ use phpOMS\AutoloadException;
 
 class AutoloadExceptionTest extends \PHPUnit\Framework\TestCase
 {
-    public function testException()
+    public function testException() : void
     {
         self::assertInstanceOf(\RuntimeException::class, new AutoloadException(''));
     }

tests/AutoloaderTest.php

@@ -17,7 +17,7 @@ use phpOMS\Autoloader;
 
 class AutoloaderTest extends \PHPUnit\Framework\TestCase
 {
-    public function testAutoloader()
+    public function testAutoloader() : void
     {
         self::assertTrue(Autoloader::exists('\phpOMS\Autoloader'));
         self::assertFalse(Autoloader::exists('\Does\Not\Exist'));

tests/Business/Finance/DepreciationTest.php

@@ -17,7 +17,7 @@ use phpOMS\Business\Finance\Depreciation;
 
 class DepreciationTest extends \PHPUnit\Framework\TestCase
 {
-    public function testStraightLine()
+    public function testStraightLine() : void
     {
         $start    = 23280;
         $duration = 6;
@@ -27,7 +27,7 @@ class DepreciationTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(23280 - 3880 * $t, Depreciation::getStraightLineResidualInT($start, $duration, $t), '', 5);
     }
 
-    public function testArithmeticDegressivDepreciation()
+    public function testArithmeticDegressivDepreciation() : void
     {
         $start    = 150000;
         $residual = 18000;
@@ -39,7 +39,7 @@ class DepreciationTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(70800, Depreciation::getArithmeticDegressivDepreciationResidualInT($start, $residual, $duration, $t), '', 5);
     }
 
-    public function testArithmeticProgressivDepreciation()
+    public function testArithmeticProgressivDepreciation() : void
     {
         $start    = 40000;
         $residual = 4700;
@@ -51,7 +51,7 @@ class DepreciationTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(29410, Depreciation::getArithmeticProgressivDepreciationResidualInT($start, $residual, $duration, $t), '', 5);
     }
 
-    public function testGeometicProgressivDepreciation()
+    public function testGeometicProgressivDepreciation() : void
     {
         $start    = 150000;
         $residual = 18000;
@@ -63,7 +63,7 @@ class DepreciationTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(125965, Depreciation::getGeometicProgressivDepreciationResidualInT($start, $residual, $duration, $t), '', 5);
     }
 
-    public function testGeometicDegressivDepreciation()
+    public function testGeometicDegressivDepreciation() : void
     {
         $start    = 150000;
         $residual = 18000;

tests/Business/Finance/FinanceFormulasTest.php

@@ -17,7 +17,7 @@ use phpOMS\Business\Finance\FinanceFormulas;
 
 class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
 {
-    public function testAnnualPercentageYield()
+    public function testAnnualPercentageYield() : void
     {
         $expected = 0.06168;
 
@@ -29,7 +29,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(round($r, 2), FinanceFormulas::getStateAnnualInterestRateOfAPY($apy, $n));
     }
 
-    public function testFutureValueOfAnnuity()
+    public function testFutureValueOfAnnuity() : void
     {
         $expected = 5204.04;
 
@@ -43,7 +43,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(round($P, 2), \round(FinanceFormulas::getPeriodicPaymentOfFVA($fva, $r, $n), 2));
     }
 
-    public function testFutureValueOfAnnuityContinuousCompounding()
+    public function testFutureValueOfAnnuityContinuousCompounding() : void
     {
         $expected = 12336.42;
 
@@ -57,7 +57,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($t, FinanceFormulas::getTimeOfFVACC($fvacc, $cf, $r));
     }
 
-    public function testAnnuityPaymentPV()
+    public function testAnnuityPaymentPV() : void
     {
         $expected = 212.16;
 
@@ -71,7 +71,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(round($pv, 2), \round(FinanceFormulas::getPresentValueOfAPPV($p, $r, $n), 2));
     }
 
-    public function testAnnuityPaymentFV()
+    public function testAnnuityPaymentFV() : void
     {
         $expected = 192.16;
 
@@ -85,7 +85,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(round($fv, 2), \round(FinanceFormulas::getFutureValueOfAPFV($p, $r, $n), 2));
     }
 
-    public function testAnnutiyPaymentFactorPV()
+    public function testAnnutiyPaymentFactorPV() : void
     {
         $expected = 0.21216;
 
@@ -97,7 +97,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($n, FinanceFormulas::getNumberOfAPFPV($p, $r));
     }
 
-    public function testPresentValueOfAnnuity()
+    public function testPresentValueOfAnnuity() : void
     {
         $expected = 4713.46;
 
@@ -111,7 +111,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(round($P, 2), \round(FinanceFormulas::getPeriodicPaymentOfPVA($pva, $r, $n), 2));
     }
 
-    public function testPresentValueAnnuityFactor()
+    public function testPresentValueAnnuityFactor() : void
     {
         $expected = 4.7135;
 
@@ -123,7 +123,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($n, FinanceFormulas::getPeriodsOfPVAF($p, $r));
     }
 
-    public function testPresentValueOfAnnuityDue()
+    public function testPresentValueOfAnnuityDue() : void
     {
         $expected = 454.60;
 
@@ -138,7 +138,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($n, FinanceFormulas::getPeriodsOfPVAD($PV, $P, $r));
     }
 
-    public function testFutureValueOfAnnuityDue()
+    public function testFutureValueOfAnnuityDue() : void
     {
         $expected = 580.19;
 
@@ -153,7 +153,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($n, FinanceFormulas::getPeriodsOfFVAD($FV, $P, $r));
     }
 
-    public function testRatios()
+    public function testRatios() : void
     {
         self::assertEquals(300 / 400, FinanceFormulas::getRelativeMarketShareByShare(300, 400));
         self::assertEquals(300 / 400, FinanceFormulas::getRelativeMarketShareBySales(300, 400));
@@ -188,7 +188,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(100 / 0.15, FinanceFormulas::getPresentValueOfPerpetuity(100, 0.15));
     }
 
-    public function testCompound()
+    public function testCompound() : void
     {
         $expected = 15.76;
 
@@ -203,7 +203,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($t, (int) \round(FinanceFormulas::getPeriodsOfCompundInterest($P, $C, $r), 0));
     }
 
-    public function testContinuousCompounding()
+    public function testContinuousCompounding() : void
     {
         $expected = 116.18;
 
@@ -219,7 +219,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertTrue(\abs($r - FinanceFormulas::getRateOfContinuousCompounding($P, $C, $t)) < 0.01);
     }
 
-    public function testSimpleInterest()
+    public function testSimpleInterest() : void
     {
         $P = 100.00;
         $r = 0.05;
@@ -233,7 +233,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($t, FinanceFormulas::getSimpleInterestTime($I, $P, $r));
     }
 
-    public function testDiscountedPaybackPeriod()
+    public function testDiscountedPaybackPeriod() : void
     {
         $O1 = 5000;
         $r  = 0.05;
@@ -242,7 +242,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertTrue(\abs(5.896 - FinanceFormulas::getDiscountedPaybackPeriod($CF, $O1, $r)) < 0.01);
     }
 
-    public function testDoublingTime()
+    public function testDoublingTime() : void
     {
         $r = 0.05;
 
@@ -250,14 +250,14 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertTrue(\abs($r - FinanceFormulas::getDoublingRate(14.207)) < 0.01);
     }
 
-    public function testDoublingTimeContinuousCompounding()
+    public function testDoublingTimeContinuousCompounding() : void
     {
         $r = 0.05;
 
         self::assertEquals(13.863, FinanceFormulas::getDoublingTimeContinuousCompounding($r), '', 0.01);
     }
 
-    public function testEquivalentAnnualAnnuity()
+    public function testEquivalentAnnualAnnuity() : void
     {
         $npv = 1000;
         $r   = 0.15;
@@ -268,7 +268,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($npv, FinanceFormulas::getNetPresentValueOfEAA(240.36, $r, $n), '', 0.01);
     }
 
-    public function testFreeCashFlowToEquity()
+    public function testFreeCashFlowToEquity() : void
     {
         $income    = 1000;
         $depamo    = 300;
@@ -279,7 +279,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(1200, FinanceFormulas::getFreeCashFlowToEquity($income, $depamo, $capital, $wc, $borrowing), '', 0.01);
     }
 
-    public function testFreeCashFlowToFirm()
+    public function testFreeCashFlowToFirm() : void
     {
         $ebit    = 1000;
         $depamo  = 300;
@@ -290,7 +290,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(550, FinanceFormulas::getFreeCashFlowToFirm($ebit, $t, $depamo, $capital, $wc), '', 0.01);
     }
 
-    public function testFutureValue()
+    public function testFutureValue() : void
     {
         $c = 1000;
         $r = 0.15;
@@ -299,7 +299,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(2660.02, FinanceFormulas::getFutureValue($c, $r, $n), '', 0.01);
     }
 
-    public function testFutureValueContinuousCompounding()
+    public function testFutureValueContinuousCompounding() : void
     {
         $pv = 1000;
         $r  = 0.15;
@@ -308,7 +308,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(2857.65, FinanceFormulas::getFutureValueContinuousCompounding($pv, $r, $t), '', 0.01);
     }
 
-    public function testValueFactor()
+    public function testValueFactor() : void
     {
         $r = 0.15;
         $n = 7;
@@ -317,14 +317,14 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(0.37594, FinanceFormulas::getPresentValueFactor($r, $n), '', 0.01);
     }
 
-    public function testGeometricMeanReturn()
+    public function testGeometricMeanReturn() : void
     {
         $r = [0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07];
 
         self::assertEquals(0.04123, FinanceFormulas::getGeometricMeanReturn($r), '', 0.01);
     }
 
-    public function testGrowingAnnuityFV()
+    public function testGrowingAnnuityFV() : void
     {
         $p = 1000;
         $r = 0.15;
@@ -334,7 +334,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(14226.06, FinanceFormulas::getGrowingAnnuityFV($p, $r, $g, $n), '', 0.01);
     }
 
-    public function testGrowingAnnuityPaymentPV()
+    public function testGrowingAnnuityPaymentPV() : void
     {
         $p = 1000;
         $r = 0.15;
@@ -344,7 +344,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(186.98, FinanceFormulas::getGrowingAnnuityPaymentPV($p, $r, $g, $n), '', 0.01);
     }
 
-    public function testGrowingAnnuityPaymentFV()
+    public function testGrowingAnnuityPaymentFV() : void
     {
         $fv = 1000;
         $r  = 0.15;
@@ -354,7 +354,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(70.29, FinanceFormulas::getGrowingAnnuityPaymentFV($fv, $r, $g, $n), '', 0.01);
     }
 
-    public function testGrowingAnnuityPV()
+    public function testGrowingAnnuityPV() : void
     {
         $p = 1000;
         $r = 0.15;
@@ -364,7 +364,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(5348.1, FinanceFormulas::getGrowingAnnuityPV($p, $r, $g, $n), '', 0.01);
     }
 
-    public function testGrowingPerpetuityPV()
+    public function testGrowingPerpetuityPV() : void
     {
         $d = 1000;
         $r = 0.15;
@@ -373,7 +373,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(20000, FinanceFormulas::getGrowingPerpetuityPV($d, $r, $g), '', 0.01);
     }
 
-    public function testNetPresentValue()
+    public function testNetPresentValue() : void
     {
         $c = [1000, 100, 200, 300, 400, 500, 600];
         $r = 0.15;
@@ -384,12 +384,12 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \UnexpectedValueException
      */
-    public function testInvalidNetPresentValue()
+    public function testInvalidNetPresentValue() : void
     {
         FinanceFormulas::getNetPresentValue([], 0.1);
     }
 
-    public function testRealRateOfReturn()
+    public function testRealRateOfReturn() : void
     {
         $nominal   = 0.15;
         $inflation = 0.05;
@@ -397,12 +397,12 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(0.09524, FinanceFormulas::getRealRateOfReturn($nominal, $inflation), '', 0.01);
     }
 
-    public function testNetWorkingCapital()
+    public function testNetWorkingCapital() : void
     {
         self::assertEquals(1000 - 600, FinanceFormulas::getNetWorkingCapital(1000, 600), '', 0.01);
     }
 
-    public function testNumberOfPeriodsPVFV()
+    public function testNumberOfPeriodsPVFV() : void
     {
         $fv = 1200;
         $pv = 1000;
@@ -411,7 +411,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(6.1681, FinanceFormulas::getNumberOfPeriodsPVFV($fv, $pv, $r), '', 0.01);
     }
 
-    public function testPresentValue()
+    public function testPresentValue() : void
     {
         $c = 1000;
         $r = 0.15;
@@ -420,7 +420,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(375.94, FinanceFormulas::getPresentValue($c, $r, $n), '', 0.01);
     }
 
-    public function testPresentValueContinuousCompounding()
+    public function testPresentValueContinuousCompounding() : void
     {
         $c = 1000;
         $r = 0.15;

tests/Business/Finance/LoanTest.php

@@ -17,13 +17,13 @@ use phpOMS\Business\Finance\Loan;
 
 class LoanTest extends \PHPUnit\Framework\TestCase
 {
-    public function testRatios()
+    public function testRatios() : void
     {
         self::assertEquals(100 / 50, Loan::getLoanToDepositRatio(100, 50));
         self::assertEquals(100 / 50, Loan::getLoanToValueRatio(100, 50));
     }
 
-    public function testPaymentsOnBalloonLoan()
+    public function testPaymentsOnBalloonLoan() : void
     {
         $pv      = 1000;
         $r       = 0.15;
@@ -33,7 +33,7 @@ class LoanTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(213.25, Loan::getPaymentsOnBalloonLoan($pv, $r, $n, $balloon), '', 0.01);
     }
 
-    public function testBalloonBalanceOfLoan()
+    public function testBalloonBalanceOfLoan() : void
     {
         $pv = 1000;
         $p  = 300;
@@ -43,7 +43,7 @@ class LoanTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(-660.02, Loan::getBalloonBalanceOfLoan($pv, $p, $r, $n), '', 0.01);
     }
 
-    public function testLoanPayment()
+    public function testLoanPayment() : void
     {
         $pv = 1000;
         $r  = 0.15;
@@ -52,7 +52,7 @@ class LoanTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(240.36, Loan::getLoanPayment($pv, $r, $n), '', 0.01);
     }
 
-    public function testRemainingBalanceLoan()
+    public function testRemainingBalanceLoan() : void
     {
         $pv = 1000;
         $p  = 200;

tests/Business/Finance/LorenzkurveTest.php

@@ -17,7 +17,7 @@ use phpOMS\Business\Finance\Lorenzkurve;
 
 class LorenzkurveTest extends \PHPUnit\Framework\TestCase
 {
-    public function testLorenz()
+    public function testLorenz() : void
     {
         $arr = [1, 1, 1, 1, 1, 1, 1, 10, 33, 50];
 

tests/Business/Finance/StockBondsTest.php

@@ -17,7 +17,7 @@ use phpOMS\Business\Finance\StockBonds;
 
 class StockBondsTest extends \PHPUnit\Framework\TestCase
 {
-    public function testRatios()
+    public function testRatios() : void
     {
         self::assertEquals(100 / 50, StockBonds::getBookValuePerShare(100, 50));
         self::assertEquals(100 / 50, StockBonds::getCurrentYield(100, 50));
@@ -31,34 +31,34 @@ class StockBondsTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(100 / 50, StockBonds::getPriceToSalesRatio(100, 50));
     }
 
-    public function testBondEquivalentYield()
+    public function testBondEquivalentYield() : void
     {
         self::assertEquals(0.40556, StockBonds::getBondEquivalentYield(100, 90, 100), '', 0.01);
     }
 
-    public function testExpectedReturnCAPM()
+    public function testExpectedReturnCAPM() : void
     {
         self::assertEquals(7, StockBonds::getExpectedReturnCAPM(3, 2, 5), '', 0.01);
     }
 
-    public function testCapitalGainsYield()
+    public function testCapitalGainsYield() : void
     {
         self::assertEquals(0.1, StockBonds::getCapitalGainsYield(100, 110), '', 0.01);
     }
 
-    public function testDilutedEarningsPerShare()
+    public function testDilutedEarningsPerShare() : void
     {
         self::assertEquals(9.09, StockBonds::getDilutedEarningsPerShare(1000, 100, 10), '', 0.1);
     }
 
-    public function testHoldingPeriodReturn()
+    public function testHoldingPeriodReturn() : void
     {
         $r = [0.01, 0.02, 0.03, 0.04];
 
         self::assertEquals(0.10355, StockBonds::getHoldingPeriodReturn($r), '', 0.01);
     }
 
-    public function testTaxEquivalentYield()
+    public function testTaxEquivalentYield() : void
     {
         $free = 0.15;
         $rate = 0.05;
@@ -66,7 +66,7 @@ class StockBondsTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(0.15789, StockBonds::getTaxEquivalentYield($free, $rate), '', 0.01);
     }
 
-    public function testNetAssetValue()
+    public function testNetAssetValue() : void
     {
         $assets      = 1000;
         $liabilities = 300;
@@ -75,7 +75,7 @@ class StockBondsTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(1.75, StockBonds::getNetAssetValue($assets, $liabilities, $shares), '', 0.01);
     }
 
-    public function testPresentValueOfStockConstantGrowth()
+    public function testPresentValueOfStockConstantGrowth() : void
     {
         $div = 500;
         $r   = 0.15;
@@ -84,7 +84,7 @@ class StockBondsTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(5000, StockBonds::getPresentValueOfStockConstantGrowth($div, $r, $g), '', 0.01);
     }
 
-    public function testTotalStockReturn()
+    public function testTotalStockReturn() : void
     {
         $p0 = 1000;
         $p1 = 1200;
@@ -93,7 +93,7 @@ class StockBondsTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(0.3, StockBonds::getTotalStockReturn($p0, $p1, $d), '', 0.01);
     }
 
-    public function testYieldToMaturity()
+    public function testYieldToMaturity() : void
     {
         $c = 100;
         $f = 1000;
@@ -103,7 +103,7 @@ class StockBondsTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(0.1138, StockBonds::getYieldToMaturity($c, $f, $p, $n), '', 0.01);
     }
 
-    public function testZeroCouponBondValue()
+    public function testZeroCouponBondValue() : void
     {
         $f = 100;
         $r = 0.06;
@@ -112,7 +112,7 @@ class StockBondsTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(74.73, StockBonds::getZeroCouponBondValue($f, $r, $t), '', 0.01);
     }
 
-    public function testZeroCouponBondEffectiveYield()
+    public function testZeroCouponBondEffectiveYield() : void
     {
         $f  = 100;
         $pv = 90;

tests/Business/Marketing/MetricsTest.php

@@ -17,7 +17,7 @@ use phpOMS\Business\Marketing\Metrics;
 
 class MetricsTest extends \PHPUnit\Framework\TestCase
 {
-    public function testMetrics()
+    public function testMetrics() : void
     {
         self::assertTrue(0.85 - Metrics::getCustomerRetention(105, 20, 100) < 0.01);
     }

tests/Business/Marketing/NetPromoterScoreTest.php

@@ -17,14 +17,14 @@ use phpOMS\Business\Marketing\NetPromoterScore;
 
 class NetPromoterScoreTest extends \PHPUnit\Framework\TestCase
 {
-    public function testDefault()
+    public function testDefault() : void
     {
         $nps = new NetPromoterScore();
 
         self::assertEquals(0, $nps->getScore());
     }
 
-    public function testGetSet()
+    public function testGetSet() : void
     {
         $nps = new NetPromoterScore();
 

tests/Business/Programming/MetricsTest.php

@@ -17,7 +17,7 @@ use phpOMS\Business\Programming\Metrics;
 
 class MetricsTest extends \PHPUnit\Framework\TestCase
 {
-    public function testMetrics()
+    public function testMetrics() : void
     {
         self::assertEquals((int) \sqrt(5 * 5 + 11 * 11 + 9 * 9), Metrics::abcScore(5, 11, 9));
 

tests/Business/Sales/MarketShareEstimationTest.php

@@ -16,14 +16,14 @@ use phpOMS\Business\Sales\MarketShareEstimation;
 
 class MarketShareEstimationTest extends \PHPUnit\Framework\TestCase
 {
-    public function testZipfRank()
+    public function testZipfRank() : void
     {
         self::assertEquals(13, MarketShareEstimation::getRankFromMarketShare(1000, 0.01));
         self::assertEquals(19, MarketShareEstimation::getRankFromMarketShare(100, 0.01));
         self::assertEquals(8, MarketShareEstimation::getRankFromMarketShare(100000, 0.01));
     }
 
-    public function testZipfShare()
+    public function testZipfShare() : void
     {
         self::assertTrue(\abs(0.01 - MarketShareEstimation::getMarketShareFromRank(1000, 13)) < 0.01);
         self::assertTrue(\abs(0.01 - MarketShareEstimation::getMarketShareFromRank(100, 19)) < 0.01);

tests/Config/OptionsTraitTest.php

@@ -20,7 +20,7 @@ require_once __DIR__ . '/../Autoloader.php';
 class OptionsTraitTest extends \PHPUnit\Framework\TestCase
 {
 
-    public function testOptionTrait()
+    public function testOptionTrait() : void
     {
         $class = new class {
             use OptionsTrait;
@@ -30,7 +30,7 @@ class OptionsTraitTest extends \PHPUnit\Framework\TestCase
         self::assertObjectHasAttribute('options', $class);
     }
 
-    public function testDefault()
+    public function testDefault() : void
     {
         $class = new class {
             use OptionsTrait;
@@ -40,7 +40,7 @@ class OptionsTraitTest extends \PHPUnit\Framework\TestCase
         self::assertNull($class->getOption('someKey'));
     }
 
-    public function testSetGet()
+    public function testSetGet() : void
     {
         $class = new class {
             use OptionsTrait;

tests/DataStorage/Cache/CachePoolTest.php

@@ -18,7 +18,7 @@ use phpOMS\DataStorage\Cache\Connection\FileCache;
 
 class CachePoolTest extends \PHPUnit\Framework\TestCase
 {
-    public function testDefault()
+    public function testDefault() : void
     {
         $pool = new CachePool();
 
@@ -26,7 +26,7 @@ class CachePoolTest extends \PHPUnit\Framework\TestCase
         self::assertInstanceOf('\phpOMS\DataStorage\Cache\Connection\NullCache', $pool->get());
     }
 
-    public function testGetSet()
+    public function testGetSet() : void
     {
         $pool = new CachePool();
 

tests/DataStorage/Cache/CacheStatusTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Cache\CacheStatus;
 
 class CacheStatusTest extends \PHPUnit\Framework\TestCase
 {
-    public function testEnums()
+    public function testEnums() : void
     {
         self::assertEquals(4, \count(CacheStatus::getConstants()));
         self::assertEquals(0, CacheStatus::OK);

tests/DataStorage/Cache/CacheTypeTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Cache\CacheType;
 
 class CacheTypeTest extends \PHPUnit\Framework\TestCase
 {
-    public function testEnums()
+    public function testEnums() : void
     {
         self::assertEquals(4, \count(CacheType::getConstants()));
         self::assertEquals('file', CacheType::FILE);

tests/DataStorage/Cache/Connection/CacheValueTypeTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Cache\Connection\CacheValueType;
 
 class CacheValueTypeTest extends \PHPUnit\Framework\TestCase
 {
-    public function testEnums()
+    public function testEnums() : void
     {
         self::assertEquals(8, \count(CacheValueType::getConstants()));
         self::assertEquals(0, CacheValueType::_INT);

tests/DataStorage/Cache/Connection/ConnectionFactoryTest.php

@@ -18,7 +18,7 @@ use phpOMS\DataStorage\Cache\Connection\ConnectionFactory;
 
 class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
 {
-    public function testCreateFileCache()
+    public function testCreateFileCache() : void
     {
         self::assertInstanceOf(
             \phpOMS\DataStorage\Cache\Connection\FileCache::class,
@@ -26,7 +26,7 @@ class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
         );
     }
 
-    public function testCreateMemCached()
+    public function testCreateMemCached() : void
     {
         if (!extension_loaded('memcached')) {
             $this->markTestSkipped(
@@ -40,7 +40,7 @@ class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
         );
     }
 
-    public function testCreateRedisCache()
+    public function testCreateRedisCache() : void
     {
         if (!extension_loaded('redis')) {
             $this->markTestSkipped(
@@ -57,7 +57,7 @@ class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \InvalidArgumentException
      */
-    public function testInvalidCacheType()
+    public function testInvalidCacheType() : void
     {
         ConnectionFactory::create(['type' => 'invalid', 'path' => 'Cache']);
     }

tests/DataStorage/Cache/Connection/FileCacheJsonSerializable.php

@@ -22,7 +22,7 @@ class FileCacheJsonSerializable implements \JsonSerializable
         return 'abc';
     }
 
-    public function unserialize($val)
+    public function unserialize($val) : void
     {
         $this->val = \json_decode($val, true);
     }

tests/DataStorage/Cache/Connection/FileCacheSerializable.php

@@ -22,7 +22,7 @@ class FileCacheSerializable implements \Serializable
         return 'abc';
     }
 
-    public function unserialize($val)
+    public function unserialize($val) : void
     {
         $this->val = $val;
     }

tests/DataStorage/Cache/Connection/FileCacheTest.php

@@ -20,7 +20,7 @@ use phpOMS\Utils\TestUtils;
 
 class FileCacheTest extends \PHPUnit\Framework\TestCase
 {
-    public function testDefault()
+    public function testDefault() : void
     {
         if (\file_exists(__DIR__ . '/Cache')) {
             \rmdir(__DIR__ . '/Cache');
@@ -40,7 +40,7 @@ class FileCacheTest extends \PHPUnit\Framework\TestCase
         }
     }
 
-    public function testConnect()
+    public function testConnect() : void
     {
         if (\file_exists(__DIR__ . '/Cache')) {
             \rmdir(__DIR__ . '/Cache');
@@ -55,7 +55,7 @@ class FileCacheTest extends \PHPUnit\Framework\TestCase
         }
     }
 
-    public function testGetSet()
+    public function testGetSet() : void
     {
         if (\file_exists(__DIR__ . '/Cache')) {
             \rmdir(__DIR__ . '/Cache');
@@ -127,7 +127,7 @@ class FileCacheTest extends \PHPUnit\Framework\TestCase
         }
     }
 
-    public function testExpire()
+    public function testExpire() : void
     {
         if (\file_exists(__DIR__ . '/Cache')) {
             \rmdir(__DIR__ . '/Cache');
@@ -170,7 +170,7 @@ class FileCacheTest extends \PHPUnit\Framework\TestCase
         }
     }
 
-    public function testBadCacheStatus()
+    public function testBadCacheStatus() : void
     {
         if (\file_exists(__DIR__ . '/Cache')) {
             \rmdir(__DIR__ . '/Cache');
@@ -198,7 +198,7 @@ class FileCacheTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Cache\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidCachePath()
+    public function testInvalidCachePath() : void
     {
         $cache = new FileCache('/etc/invalidPathOrPermission^$:?><');
     }

tests/DataStorage/Cache/Connection/MemCachedTest.php

@@ -20,7 +20,7 @@ use phpOMS\Utils\TestUtils;
 
 class MemCachedTest extends \PHPUnit\Framework\TestCase
 {
-    protected function setUp()
+    protected function setUp() : void
     {
         if (!extension_loaded('memcached')) {
             $this->markTestSkipped(
@@ -29,7 +29,7 @@ class MemCachedTest extends \PHPUnit\Framework\TestCase
         }
     }
 
-    public function testDefault()
+    public function testDefault() : void
     {
         $cache = new MemCached($GLOBALS['CONFIG']['cache']['memcached']);
 
@@ -40,7 +40,7 @@ class MemCachedTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(null, $cache->get('test'));
     }
 
-    public function testConnect()
+    public function testConnect() : void
     {
         $cache = new MemCached($GLOBALS['CONFIG']['cache']['memcached']);
 
@@ -49,7 +49,7 @@ class MemCachedTest extends \PHPUnit\Framework\TestCase
         self::assertEquals((int) $GLOBALS['CONFIG']['cache']['memcached']['port'], $cache->getPort());
     }
 
-    public function testGetSet()
+    public function testGetSet() : void
     {
         $cache = new MemCached($GLOBALS['CONFIG']['cache']['memcached']);
 
@@ -108,7 +108,7 @@ class MemCachedTest extends \PHPUnit\Framework\TestCase
         );
     }
 
-    public function testBadCacheStatus()
+    public function testBadCacheStatus() : void
     {
         $cache = new MemCached($GLOBALS['CONFIG']['cache']['memcached']);
         $cache->flushAll();
@@ -128,7 +128,7 @@ class MemCachedTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Cache\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidCacheHost()
+    public function testInvalidCacheHost() : void
     {
         $db = $GLOBALS['CONFIG']['cache']['memcached'];
         unset($db['host']);
@@ -139,7 +139,7 @@ class MemCachedTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Cache\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidCachePort()
+    public function testInvalidCachePort() : void
     {
         $db = $GLOBALS['CONFIG']['cache']['memcached'];
         unset($db['port']);

tests/DataStorage/Cache/Connection/NullCacheTest.php

@@ -18,7 +18,7 @@ use phpOMS\DataStorage\Cache\Connection\NullCache;
 
 class NullCacheTest extends \PHPUnit\Framework\TestCase
 {
-    public function testCache()
+    public function testCache() : void
     {
         $cache = new NullCache();
         $cache->connect([]);

tests/DataStorage/Cache/Connection/RedisCacheTest.php

@@ -20,7 +20,7 @@ use phpOMS\Utils\TestUtils;
 
 class RedisCacheTest extends \PHPUnit\Framework\TestCase
 {
-    protected function setUp()
+    protected function setUp() : void
     {
         if (!extension_loaded('redis')) {
             $this->markTestSkipped(
@@ -29,7 +29,7 @@ class RedisCacheTest extends \PHPUnit\Framework\TestCase
         }
     }
 
-    public function testDefault()
+    public function testDefault() : void
     {
         $cache = new RedisCache($GLOBALS['CONFIG']['cache']['redis']);
 
@@ -41,7 +41,7 @@ class RedisCacheTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(null, $cache->get('test'));
     }
 
-    public function testConnect()
+    public function testConnect() : void
     {
         $cache = new RedisCache($GLOBALS['CONFIG']['cache']['redis']);
 
@@ -51,7 +51,7 @@ class RedisCacheTest extends \PHPUnit\Framework\TestCase
         self::assertEquals((int) $GLOBALS['CONFIG']['cache']['redis']['port'], $cache->getPort());
     }
 
-    public function testGetSet()
+    public function testGetSet() : void
     {
         $cache = new RedisCache($GLOBALS['CONFIG']['cache']['redis']);
 
@@ -110,7 +110,7 @@ class RedisCacheTest extends \PHPUnit\Framework\TestCase
         );
     }
 
-    public function testBadCacheStatus()
+    public function testBadCacheStatus() : void
     {
         $cache = new RedisCache($GLOBALS['CONFIG']['cache']['redis']);
         $cache->flushAll();
@@ -130,7 +130,7 @@ class RedisCacheTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Cache\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidCacheHost()
+    public function testInvalidCacheHost() : void
     {
         $db = $GLOBALS['CONFIG']['cache']['redis'];
         unset($db['host']);
@@ -141,7 +141,7 @@ class RedisCacheTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Cache\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidCachePort()
+    public function testInvalidCachePort() : void
     {
         $db = $GLOBALS['CONFIG']['cache']['redis'];
         unset($db['port']);
@@ -152,7 +152,7 @@ class RedisCacheTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Cache\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidCacheDatabase()
+    public function testInvalidCacheDatabase() : void
     {
         $db = $GLOBALS['CONFIG']['cache']['redis'];
         unset($db['db']);

tests/DataStorage/Cache/Exception/InvalidConnectionConfigExceptionTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Cache\Exception\InvalidConnectionConfigException;
 
 class InvalidConnectionConfigExceptionTest extends \PHPUnit\Framework\TestCase
 {
-    public function testException()
+    public function testException() : void
     {
         self::assertInstanceOf(\InvalidArgumentException::class, new InvalidConnectionConfigException(''));
     }

tests/DataStorage/Cookie/CookieJarTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Cookie\CookieJar;
 
 class CookieJarTest extends \PHPUnit\Framework\TestCase
 {
-    public function testDefault()
+    public function testDefault() : void
     {
         $jar = new CookieJar();
 
@@ -26,7 +26,7 @@ class CookieJarTest extends \PHPUnit\Framework\TestCase
         self::assertFalse($jar->delete('asd'));
     }
 
-    public function testCookie()
+    public function testCookie() : void
     {
         $jar = new CookieJar();
 
@@ -46,7 +46,7 @@ class CookieJarTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\LockException
      */
-    public function testDeleteLocked()
+    public function testDeleteLocked() : void
     {
         $jar = new CookieJar();
         self::assertTrue($jar->set('test', 'value'));
@@ -58,7 +58,7 @@ class CookieJarTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\LockException
      */
-    public function testSaveLocked()
+    public function testSaveLocked() : void
     {
         CookieJar::lock();
 

tests/DataStorage/Database/Connection/ConnectionFactoryTest.php

@@ -21,7 +21,7 @@ use phpOMS\DataStorage\Database\Connection\SqlServerConnection;
 
 class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
 {
-    public function testCreateMysql()
+    public function testCreateMysql() : void
     {
         if (!extension_loaded('pdo_mysql')) {
             $this->markTestSkipped(
@@ -37,7 +37,7 @@ class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
         );
     }
 
-    public function testCreatePostgres()
+    public function testCreatePostgres() : void
     {
         if (!extension_loaded('pdo_pgsql')) {
             $this->markTestSkipped(
@@ -53,7 +53,7 @@ class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
         );
     }
 
-    public function testCreateSqlsrv()
+    public function testCreateSqlsrv() : void
     {
         if (!extension_loaded('pdo_sqlsrv')) {
             $this->markTestSkipped(
@@ -69,7 +69,7 @@ class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
         );
     }
 
-    public function testCreateSqlite()
+    public function testCreateSqlite() : void
     {
         if (!extension_loaded('pdo_sqlite')) {
             $this->markTestSkipped(
@@ -88,7 +88,7 @@ class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \InvalidArgumentException
      */
-    public function testInvalidDatabaseType()
+    public function testInvalidDatabaseType() : void
     {
         ConnectionFactory::create(['db' => 'invalid']);
     }

tests/DataStorage/Database/Connection/MysqlConnectionTest.php

@@ -18,7 +18,7 @@ use phpOMS\DataStorage\Database\DatabaseStatus;
 
 class MysqlConnectionTest extends \PHPUnit\Framework\TestCase
 {
-    protected function setUp()
+    protected function setUp() : void
     {
         if (!extension_loaded('pdo_mysql')) {
             $this->markTestSkipped(
@@ -27,7 +27,7 @@ class MysqlConnectionTest extends \PHPUnit\Framework\TestCase
         }
     }
 
-    public function testConnect()
+    public function testConnect() : void
     {
         $mysql = new MysqlConnection($GLOBALS['CONFIG']['db']['core']['masters']['admin']);
 
@@ -41,7 +41,7 @@ class MysqlConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidDatabaseType()
+    public function testInvalidDatabaseType() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['masters']['admin'];
         unset($db['db']);
@@ -52,7 +52,7 @@ class MysqlConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidHost()
+    public function testInvalidHost() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['masters']['admin'];
         unset($db['host']);
@@ -63,7 +63,7 @@ class MysqlConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidPort()
+    public function testInvalidPort() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['masters']['admin'];
         unset($db['port']);
@@ -74,7 +74,7 @@ class MysqlConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidDatabase()
+    public function testInvalidDatabase() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['masters']['admin'];
         unset($db['database']);
@@ -85,7 +85,7 @@ class MysqlConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidLogin()
+    public function testInvalidLogin() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['masters']['admin'];
         unset($db['login']);
@@ -96,7 +96,7 @@ class MysqlConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidPassword()
+    public function testInvalidPassword() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['masters']['admin'];
         unset($db['password']);
@@ -107,7 +107,7 @@ class MysqlConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidDatabaseTypeName()
+    public function testInvalidDatabaseTypeName() : void
     {
         $db       = $GLOBALS['CONFIG']['db']['core']['masters']['admin'];
         $db['db'] = 'invalid';
@@ -118,7 +118,7 @@ class MysqlConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidDatabaseName()
+    public function testInvalidDatabaseName() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['masters']['admin'];
         $db['database'] = 'invalid';

tests/DataStorage/Database/Connection/NullConnectionTest.php

@@ -18,7 +18,7 @@ use phpOMS\DataStorage\Database\DatabaseType;
 
 class NullConnectionTest extends \PHPUnit\Framework\TestCase
 {
-    public function testConnect()
+    public function testConnect() : void
     {
         $null = new NullConnection([]);
         $null->connect();

tests/DataStorage/Database/Connection/PostgresConnectionTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\DatabaseStatus;
 
 class PostgresConnectionTest extends \PHPUnit\Framework\TestCase
 {
-    protected function setUp()
+    protected function setUp() : void
     {
         if (!extension_loaded('pdo_pgsql')) {
             $this->markTestSkipped(
@@ -26,7 +26,7 @@ class PostgresConnectionTest extends \PHPUnit\Framework\TestCase
         }
     }
 
-    public function testConnect()
+    public function testConnect() : void
     {
         $psql = new PostgresConnection($GLOBALS['CONFIG']['db']['core']['postgresql']['admin']);
         self::assertEquals(DatabaseStatus::OK, $psql->getStatus());
@@ -39,7 +39,7 @@ class PostgresConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidDatabaseType()
+    public function testInvalidDatabaseType() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['postgresql']['admin'];
         unset($db['db']);
@@ -49,7 +49,7 @@ class PostgresConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidHost()
+    public function testInvalidHost() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['postgresql']['admin'];
         unset($db['host']);
@@ -59,7 +59,7 @@ class PostgresConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidPort()
+    public function testInvalidPort() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['postgresql']['admin'];
         unset($db['port']);
@@ -69,7 +69,7 @@ class PostgresConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidDatabase()
+    public function testInvalidDatabase() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['postgresql']['admin'];
         unset($db['database']);
@@ -79,7 +79,7 @@ class PostgresConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidLogin()
+    public function testInvalidLogin() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['postgresql']['admin'];
         unset($db['login']);
@@ -89,7 +89,7 @@ class PostgresConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidPassword()
+    public function testInvalidPassword() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['postgresql']['admin'];
         unset($db['password']);
@@ -99,7 +99,7 @@ class PostgresConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidDatabaseTypeName()
+    public function testInvalidDatabaseTypeName() : void
     {
         $db       = $GLOBALS['CONFIG']['db']['core']['postgresql']['admin'];
         $db['db'] = 'invalid';
@@ -109,7 +109,7 @@ class PostgresConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * todo: apparently this doesn't throw an exception in postgresql?!
      */
-    public function testInvalidDatabaseName()
+    public function testInvalidDatabaseName() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['postgresql']['admin'];
         $db['database'] = 'invalid';

tests/DataStorage/Database/Connection/SQLiteConnectionTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\DatabaseStatus;
 
 class SQLiteConnectionTest extends \PHPUnit\Framework\TestCase
 {
-    protected function setUp()
+    protected function setUp() : void
     {
         if (!extension_loaded('pdo_sqlite')) {
             $this->markTestSkipped(
@@ -26,7 +26,7 @@ class SQLiteConnectionTest extends \PHPUnit\Framework\TestCase
         }
     }
 
-    public function testConnect()
+    public function testConnect() : void
     {
         $sqlite = new SQLiteConnection($GLOBALS['CONFIG']['db']['core']['sqlite']['admin']);
         self::assertEquals(DatabaseStatus::OK, $sqlite->getStatus());
@@ -37,7 +37,7 @@ class SQLiteConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidDatabaseType()
+    public function testInvalidDatabaseType() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['sqlite']['admin'];
         unset($db['db']);
@@ -47,14 +47,14 @@ class SQLiteConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidDatabase()
+    public function testInvalidDatabase() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['sqlite']['admin'];
         unset($db['database']);
         $sqlite = new SQLiteConnection($db);
     }
 
-    static function tearDownAfterClass()
+    public static function tearDownAfterClass() : void
     {
         if (\file_exists($GLOBALS['CONFIG']['db']['core']['sqlite']['admin']['database'])) {
             \unlink($GLOBALS['CONFIG']['db']['core']['sqlite']['admin']['database']);

tests/DataStorage/Database/Connection/SqlServerConnectionTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\Connection\SqlServerConnection;
 
 class SqlServerConnectionTest extends \PHPUnit\Framework\TestCase
 {
-    protected function setUp()
+    protected function setUp() : void
     {
         if (!extension_loaded('pdo_sqlsrv')) {
             $this->markTestSkipped(
@@ -26,7 +26,7 @@ class SqlServerConnectionTest extends \PHPUnit\Framework\TestCase
         }
     }
 
-    public function testConnect()
+    public function testConnect() : void
     {
         $psql = new SqlServerConnection($GLOBALS['CONFIG']['db']['core']['mssql']['admin']);
         self::assertEquals(DatabaseStatus::OK, $psql->getStatus());
@@ -39,7 +39,7 @@ class SqlServerConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidDatabaseType()
+    public function testInvalidDatabaseType() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['mssql']['admin'];
         unset($db['db']);
@@ -49,7 +49,7 @@ class SqlServerConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidHost()
+    public function testInvalidHost() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['mssql']['admin'];
         unset($db['host']);
@@ -59,7 +59,7 @@ class SqlServerConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidPort()
+    public function testInvalidPort() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['mssql']['admin'];
         unset($db['port']);
@@ -69,7 +69,7 @@ class SqlServerConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidDatabase()
+    public function testInvalidDatabase() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['mssql']['admin'];
         unset($db['database']);
@@ -79,7 +79,7 @@ class SqlServerConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidLogin()
+    public function testInvalidLogin() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['mssql']['admin'];
         unset($db['login']);
@@ -89,7 +89,7 @@ class SqlServerConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidPassword()
+    public function testInvalidPassword() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['mssql']['admin'];
         unset($db['password']);
@@ -99,7 +99,7 @@ class SqlServerConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidDatabaseTypeName()
+    public function testInvalidDatabaseTypeName() : void
     {
         $db       = $GLOBALS['CONFIG']['db']['core']['mssql']['admin'];
         $db['db'] = 'invalid';
@@ -109,7 +109,7 @@ class SqlServerConnectionTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException
      */
-    public function testInvalidDatabaseName()
+    public function testInvalidDatabaseName() : void
     {
         $db = $GLOBALS['CONFIG']['db']['core']['mssql']['admin'];
         $db['database'] = 'invalid';

tests/DataStorage/Database/DataMapperAbstractTest.php

@@ -23,7 +23,7 @@ class DataMapperAbstractTest extends \PHPUnit\Framework\TestCase
     protected $model      = null;
     protected $modelArray = null;
 
-    protected function setUp()
+    protected function setUp() : void
     {
         $this->model      = new BaseModel();
         $this->modelArray = [
@@ -133,7 +133,7 @@ class DataMapperAbstractTest extends \PHPUnit\Framework\TestCase
         )->execute();
     }
 
-    protected function  tearDown()
+    protected function tearDown() : void
     {
         $GLOBALS['dbpool']->get()->con->prepare('DROP TABLE oms_test_base')->execute();
         $GLOBALS['dbpool']->get()->con->prepare('DROP TABLE oms_test_belongs_to_one')->execute();
@@ -143,26 +143,26 @@ class DataMapperAbstractTest extends \PHPUnit\Framework\TestCase
         $GLOBALS['dbpool']->get()->con->prepare('DROP TABLE oms_test_has_many_rel_relations')->execute();
     }
 
-    public function testDefault()
+    public function testDefault() : void
     {
         self::assertEquals('test_base_id', BaseModelMapper::getPrimaryField());
         self::assertEquals('test_base', BaseModelMapper::getTable());
         self::assertEquals('test_base_datetime', BaseModelMapper::getCreatedAt());
     }
 
-    public function testCreate()
+    public function testCreate() : void
     {
         self::assertGreaterThan(0, BaseModelMapper::create($this->model));
         self::assertGreaterThan(0, $this->model->id);
     }
 
-    public function testCreateArray()
+    public function testCreateArray() : void
     {
         self::assertGreaterThan(0, BaseModelMapper::createArray($this->modelArray));
         self::assertGreaterThan(0, $this->modelArray['id']);
     }
 
-    public function testRead()
+    public function testRead() : void
     {
         $id     = BaseModelMapper::create($this->model);
         $modelR = BaseModelMapper::get($id);
@@ -193,7 +193,7 @@ class DataMapperAbstractTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(1, count(BaseModelMapper::getAll()));
     }
 
-    public function testReadArray()
+    public function testReadArray() : void
     {
         $id     = BaseModelMapper::createArray($this->modelArray);
         $modelR = BaseModelMapper::getArray($id);
@@ -219,7 +219,7 @@ class DataMapperAbstractTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(1, count(BaseModelMapper::getAllArray()));
     }
 
-    public function testUpdate()
+    public function testUpdate() : void
     {
         $id     = BaseModelMapper::create($this->model);
         $modelR = BaseModelMapper::get($id);
@@ -244,7 +244,7 @@ class DataMapperAbstractTest extends \PHPUnit\Framework\TestCase
         // todo test update relations
     }
 
-    public function testUpdateArray()
+    public function testUpdateArray() : void
     {
         $id     = BaseModelMapper::createArray($this->modelArray);
         $modelR = BaseModelMapper::getArray($id);
@@ -269,7 +269,7 @@ class DataMapperAbstractTest extends \PHPUnit\Framework\TestCase
         // todo test update relations
     }
 
-    public function testDelete()
+    public function testDelete() : void
     {
         $id = BaseModelMapper::create($this->model);
         BaseModelMapper::delete($this->model);

tests/DataStorage/Database/DatabaseExceptionFactoryTest.php

@@ -17,12 +17,12 @@ use phpOMS\DataStorage\Database\DatabaseExceptionFactory;
 
 class DatabaseExceptionFactoryTest extends \PHPUnit\Framework\TestCase
 {
-    public function testException()
+    public function testException() : void
     {
         self::assertEquals('\PDOException', DatabaseExceptionFactory::createException(new \PDOException()));
     }
 
-    public function testExceptionMessage()
+    public function testExceptionMessage() : void
     {
         self::assertEquals('', DatabaseExceptionFactory::createExceptionMessage(new \PDOException()));
     }

tests/DataStorage/Database/DatabasePoolTest.php

@@ -19,7 +19,7 @@ use phpOMS\DataStorage\Database\DatabaseStatus;
 
 class DatabasePoolTest extends \PHPUnit\Framework\TestCase
 {
-    public function testBasicConnection()
+    public function testBasicConnection() : void
     {
         $dbPool = new DatabasePool();
         /** @var array $CONFIG */
@@ -28,7 +28,7 @@ class DatabasePoolTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($dbPool->get()->getStatus(), DatabaseStatus::OK);
     }
 
-    public function testGetSet()
+    public function testGetSet() : void
     {
         $dbPool = new DatabasePool();
         /** @var array $CONFIG */

tests/DataStorage/Database/DatabaseStatusTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\DatabaseStatus;
 
 class DatabaseStatusTest extends \PHPUnit\Framework\TestCase
 {
-    public function testEnums()
+    public function testEnums() : void
     {
         self::assertEquals(6, \count(DatabaseStatus::getConstants()));
         self::assertEquals(0, DatabaseStatus::OK);

tests/DataStorage/Database/DatabaseTypeTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\DatabaseType;
 
 class DatabaseTypeTest extends \PHPUnit\Framework\TestCase
 {
-    public function testEnums()
+    public function testEnums() : void
     {
         self::assertEquals(5, \count(DatabaseType::getConstants()));
         self::assertEquals('mysql', DatabaseType::MYSQL);

tests/DataStorage/Database/Exception/InvalidConnectionConfigExceptionTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\Exception\InvalidConnectionConfigException;
 
 class InvalidConnectionConfigExceptionTest extends \PHPUnit\Framework\TestCase
 {
-    public function testException()
+    public function testException() : void
     {
         self::assertInstanceOf(\InvalidArgumentException::class, new InvalidConnectionConfigException(''));
     }

tests/DataStorage/Database/Exception/InvalidDatabaseTypeExceptionTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\Exception\InvalidDatabaseTypeException;
 
 class InvalidDatabaseTypeExceptionTest extends \PHPUnit\Framework\TestCase
 {
-    public function testException()
+    public function testException() : void
     {
         self::assertInstanceOf(\InvalidArgumentException::class, new InvalidDatabaseTypeException(''));
     }

tests/DataStorage/Database/Exception/InvalidMapperExceptionTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\Exception\InvalidMapperException;
 
 class InvalidMapperExceptionTest extends \PHPUnit\Framework\TestCase
 {
-    public function testException()
+    public function testException() : void
     {
         self::assertInstanceOf(\RuntimeException::class, new InvalidMapperException(''));
     }

tests/DataStorage/Database/Query/BuilderTest.php

@@ -20,12 +20,12 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
 {
     protected $con = null;
 
-    protected function setUp()
+    protected function setUp() : void
     {
         $this->con = new MysqlConnection($GLOBALS['CONFIG']['db']['core']['masters']['admin']);
     }
 
-    public function testMysqlSelect()
+    public function testMysqlSelect() : void
     {
         $query = new Builder($this->con);
         $sql   = 'SELECT `a`.`test` FROM `a` WHERE `a`.`test` = 1;';
@@ -74,7 +74,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
         );
     }
 
-    public function testMysqlOrder()
+    public function testMysqlOrder() : void
     {
         $query = new Builder($this->con);
         $sql   = 'SELECT `a`.`test` FROM `a` WHERE `a`.`test` = 1 ORDER BY `a`.`test` DESC;';
@@ -101,7 +101,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($sql, $query->select('a.test')->from('a')->where('a.test', '=', 1)->orderBy(['a.test', 'a.test2'], 'ASC')->toSql());
     }
 
-    public function testMysqlOffsetLimit()
+    public function testMysqlOffsetLimit() : void
     {
         $query = new Builder($this->con);
         $sql   = 'SELECT `a`.`test` FROM `a` WHERE `a`.`test` = 1 LIMIT 3;';
@@ -112,7 +112,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($sql, $query->select('a.test')->from('a')->where('a.test', '=', 1)->offset(3)->toSql());
     }
 
-    public function testMysqlGroup()
+    public function testMysqlGroup() : void
     {
         $query = new Builder($this->con);
         $sql   = 'SELECT `a`.`test` FROM `a` WHERE `a`.`test` = 1 GROUP BY `a`;';
@@ -130,7 +130,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($sql, $query->select('a.test')->from('a')->where('a.test', '=', ':test')->groupBy('a', 'b')->toSql());
     }
 
-    public function testMysqlWheres()
+    public function testMysqlWheres() : void
     {
         $query = new Builder($this->con);
         $sql   = 'SELECT `a`.`test` FROM `a` WHERE `a`.`test` = 1;';
@@ -189,7 +189,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($sql, $query->select('a.test')->from('a')->where('a.test', '=', ':testWhere')->whereIn('a.test2', ['a', ':bValue', 'c'], 'or')->toSql());
     }
 
-    public function testMysqlJoins()
+    public function testMysqlJoins() : void
     {
         $query = new Builder($this->con);
         $sql   = 'SELECT `a`.`test` FROM `a` JOIN `b` ON `a`.`id` = `b`.`id` WHERE `a`.`test` = 1;';
@@ -248,7 +248,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($sql, $query->select('a.test')->from('a')->fullOuterJoin('b')->on('a.id', '=', 'b.id')->where('a.test', '=', 1)->toSql());
     }
 
-    public function testMysqlInsert()
+    public function testMysqlInsert() : void
     {
         $query = new Builder($this->con);
         $sql   = 'INSERT INTO `a` VALUES (1, \'test\');';
@@ -272,7 +272,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($sql, $query->insert('test', 'test2')->into('a')->values(':test', ':test2')->toSql());
     }
 
-    public function testMysqlDelete()
+    public function testMysqlDelete() : void
     {
         $query = new Builder($this->con);
         $sql   = 'DELETE FROM `a` WHERE `a`.`test` = 1;';
@@ -283,7 +283,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($sql, $query->delete()->from('a')->where('a.test', '=', ':testVal')->toSql());
     }
 
-    public function testMysqlUpdate()
+    public function testMysqlUpdate() : void
     {
         $query = new Builder($this->con);
         $sql   = 'UPDATE `a` SET `a`.`test` = 1, `a`.`test2` = 2 WHERE `a`.`test` = 1;';
@@ -298,7 +298,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
         self::assertEquals($sql, $query->update('a')->set(['a.test' => 1])->set(['a.test2' => ':test2'])->where('a.test', '=', ':test3')->toSql());
     }
 
-    public function testRaw()
+    public function testRaw() : void
     {
         $query = new Builder($this->con);
         self::assertEquals('SELECT test.val FROM test;', $query->raw('SELECT test.val FROM test;')->toSql());
@@ -307,7 +307,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \Exception
      */
-    public function testReadOnlyRaw()
+    public function testReadOnlyRaw() : void
     {
         $query = new Builder($this->con, true);
         $query->raw('DROP DATABASE oms;');
@@ -316,7 +316,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \Exception
      */
-    public function testReadOnlyInsert()
+    public function testReadOnlyInsert() : void
     {
         $query = new Builder($this->con, true);
         $query->insert('test');
@@ -325,7 +325,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \Exception
      */
-    public function testReadOnlyUpdate()
+    public function testReadOnlyUpdate() : void
     {
         $query = new Builder($this->con, true);
         $query->update();
@@ -334,7 +334,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \Exception
      */
-    public function testReadOnlyDelete()
+    public function testReadOnlyDelete() : void
     {
         $query = new Builder($this->con, true);
         $query->delete();
@@ -343,7 +343,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \InvalidArgumentException
      */
-    public function testInvalidWhereOperator()
+    public function testInvalidWhereOperator() : void
     {
         $query = new Builder($this->con, true);
         $query->where('a', 'invalid', 'b');
@@ -352,7 +352,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \InvalidArgumentException
      */
-    public function testInvalidJoinTable()
+    public function testInvalidJoinTable() : void
     {
         $query = new Builder($this->con, true);
         $query->join(null);
@@ -361,7 +361,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \InvalidArgumentException
      */
-    public function testInvalidJoinOperator()
+    public function testInvalidJoinOperator() : void
     {
         $query = new Builder($this->con, true);
         $query->join('b')->on('a', 'invalid', 'b');
@@ -370,7 +370,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \InvalidArgumentException
      */
-    public function testInvalidOrOrderType()
+    public function testInvalidOrOrderType() : void
     {
         $query = new Builder($this->con, true);
         $query->orderBy('a', 1);
@@ -379,7 +379,7 @@ class BuilderTest extends \PHPUnit\Framework\TestCase
     /**
      * @expectedException \InvalidArgumentException
      */
-    public function testInvalidOrColumnType()
+    public function testInvalidOrColumnType() : void
     {
         $query = new Builder($this->con, true);
         $query->orderBy(null, 'DESC');

tests/DataStorage/Database/Query/ColumnTest.php

@@ -16,7 +16,7 @@ namespace phpOMS\tests\DataStorage\Database\Query;
 
 class ColumnTest extends \PHPUnit\Framework\TestCase
 {
-    public function testPlaceholder()
+    public function testPlaceholder() : void
     {
         self::markTestIncomplete();
     }

tests/DataStorage/Database/Query/CountTest.php

@@ -16,7 +16,7 @@ namespace phpOMS\tests\DataStorage\Database\Query;
 
 class CountTest extends \PHPUnit\Framework\TestCase
 {
-    public function testPlaceholder()
+    public function testPlaceholder() : void
     {
         self::markTestIncomplete();
     }

tests/DataStorage/Database/Query/ExpressionTest.php

@@ -16,7 +16,7 @@ namespace phpOMS\tests\DataStorage\Database\Query;
 
 class ExpressionTest extends \PHPUnit\Framework\TestCase
 {
-    public function testPlaceholder()
+    public function testPlaceholder() : void
     {
         self::markTestIncomplete();
     }

tests/DataStorage/Database/Query/FromTest.php

@@ -16,7 +16,7 @@ namespace phpOMS\tests\DataStorage\Database\Query;
 
 class FromTest extends \PHPUnit\Framework\TestCase
 {
-    public function testPlaceholder()
+    public function testPlaceholder() : void
     {
         self::markTestIncomplete();
     }

tests/DataStorage/Database/Query/Grammar/GrammarTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\Query\Grammar\Grammar;
 
 class GrammarTest extends \PHPUnit\Framework\TestCase
 {
-    public function testDefault()
+    public function testDefault() : void
     {
         $grammar = new Grammar();
         self::assertEquals('Y-m-d H:i:s', $grammar->getDateFormat());

tests/DataStorage/Database/Query/Grammar/MicrosoftGrammarTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\Query\Grammar\MicrosoftGrammar;
 
 class MicrosoftGrammarTest extends \PHPUnit\Framework\TestCase
 {
-    public function testDefault()
+    public function testDefault() : void
     {
         self::assertInstanceOf('\phpOMS\DataStorage\Database\Query\Grammar\Grammar', new MicrosoftGrammar());
     }

tests/DataStorage/Database/Query/Grammar/MysqlGrammarTest.php

@@ -18,7 +18,7 @@ use phpOMS\Utils\TestUtils;
 
 class MysqlGrammarTest extends \PHPUnit\Framework\TestCase
 {
-    public function testDefault()
+    public function testDefault() : void
     {
         self::assertInstanceOf('\phpOMS\DataStorage\Database\Query\Grammar\Grammar', new MysqlGrammar());
         self::assertEquals('`', TestUtils::getMember(new MysqlGrammar(), 'systemIdentifier'));

tests/DataStorage/Database/Query/Grammar/OracleGrammarTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\Query\Grammar\OracleGrammar;
 
 class OracleGrammarTest extends \PHPUnit\Framework\TestCase
 {
-    public function testDefault()
+    public function testDefault() : void
     {
         self::assertInstanceOf('\phpOMS\DataStorage\Database\Query\Grammar\Grammar', new OracleGrammar());
     }

tests/DataStorage/Database/Query/Grammar/PostgresGrammarTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\Query\Grammar\PostgresGrammar;
 
 class PostgresGrammarTest extends \PHPUnit\Framework\TestCase
 {
-    public function testDefault()
+    public function testDefault() : void
     {
         self::assertInstanceOf('\phpOMS\DataStorage\Database\Query\Grammar\Grammar', new PostgresGrammar());
     }

tests/DataStorage/Database/Query/Grammar/SQLiteGrammarTest.php

@@ -18,7 +18,7 @@ use phpOMS\Utils\TestUtils;
 
 class SQLiteGrammarTest extends \PHPUnit\Framework\TestCase
 {
-    public function testDefault()
+    public function testDefault() : void
     {
         self::assertInstanceOf('\phpOMS\DataStorage\Database\Query\Grammar\Grammar', new SqliteGrammar());
         self::assertEquals('`', TestUtils::getMember(new SqliteGrammar(), 'systemIdentifier'));

tests/DataStorage/Database/Query/IntoTest.php

@@ -16,7 +16,7 @@ namespace phpOMS\tests\DataStorage\Database\Query;
 
 class IntoTest extends \PHPUnit\Framework\TestCase
 {
-    public function testPlaceholder()
+    public function testPlaceholder() : void
     {
         self::markTestIncomplete();
     }

tests/DataStorage/Database/Query/JoinTypeTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\Query\JoinType;
 
 class JoinTypeTest extends \PHPUnit\Framework\TestCase
 {
-    public function testEnums()
+    public function testEnums() : void
     {
         self::assertEquals(12, \count(JoinType::getConstants()));
         self::assertEquals(JoinType::getConstants(), array_unique(JoinType::getConstants()));

tests/DataStorage/Database/Query/QueryTypeTest.php

@@ -17,7 +17,7 @@ use phpOMS\DataStorage\Database\Query\QueryType;
 
 class QueryTypeTest extends \PHPUnit\Framework\TestCase
 {
-    public function testEnums()
+    public function testEnums() : void
     {
         self::assertEquals(7, \count(QueryType::getConstants()));
         self::assertEquals(QueryType::getConstants(), array_unique(QueryType::getConstants()));