Use global namespace

Autoloader.php

@@ -14,7 +14,7 @@ declare(strict_types=1);
 
 namespace phpOMS;
 
-spl_autoload_register('\phpOMS\Autoloader::defaultAutoloader');
+\spl_autoload_register('\phpOMS\Autoloader::defaultAutoloader');
 
 /**
  * Autoloader class.

Business/Finance/FinanceFormulas.php

@@ -192,7 +192,7 @@ final class FinanceFormulas
      */
     public static function getNumberOfAPPV(float $p, float $pv, float $r) : int
     {
-        return (int) \round(-log(-($r * $pv / $p - 1)) / \log(1 + $r));
+        return (int) \round(-\log(-($r * $pv / $p - 1)) / \log(1 + $r));
     }
 
     /**
@@ -286,7 +286,7 @@ final class FinanceFormulas
      */
     public static function getNumberOfAPFPV(float $p, float $r) : int
     {
-        return (int) \round(-log(-($r / $p - 1)) / \log(1 + $r));
+        return (int) \round(-\log(-($r / $p - 1)) / \log(1 + $r));
     }
 
     /**
@@ -318,7 +318,7 @@ final class FinanceFormulas
      */
     public static function getNumberOfPeriodsOfPVA(float $pva, float $P, float $r) : int
     {
-        return (int) \round(-log(-($pva / $P * $r - 1)) / \log(1 + $r));
+        return (int) \round(-\log(-($pva / $P * $r - 1)) / \log(1 + $r));
     }
 
     /**
@@ -364,7 +364,7 @@ final class FinanceFormulas
      */
     public static function getPeriodsOfPVAF(float $p, float $r) : int
     {
-        return (int) \round(-log(-($p * $r - 1)) / \log(1 + $r));
+        return (int) \round(-\log(-($p * $r - 1)) / \log(1 + $r));
     }
 
     /**
@@ -813,7 +813,7 @@ final class FinanceFormulas
      */
     public static function getPeriodsOfEAA(float $C, float $NPV, float $r) : int
     {
-        return (int) \round(-log(1 - $r * $NPV / $C) / \log(1 + $r));
+        return (int) \round(-\log(1 - $r * $NPV / $C) / \log(1 + $r));
     }
 
     /**

DataStorage/Cookie/CookieJar.php

@@ -144,7 +144,7 @@ final class CookieJar
             }
 
             if (!\headers_sent()) {
-                \setcookie($id, '', time() - 3600);
+                \setcookie($id, '', \time() - 3600);
 
                 return true;
             }

DataStorage/Database/DataMapperAbstract.php

@@ -256,7 +256,7 @@ class DataMapperAbstract implements DataMapperInterface
         self::$collection['ownsOne'][]      = $class::$ownsOne;
         self::$collection['table'][]        = $class::$table;
 
-        if (($parent = get_parent_class($class)) !== false && !$class::$overwrite) {
+        if (($parent = \get_parent_class($class)) !== false && !$class::$overwrite) {
             self::extend($parent);
         }
     }

Localization/Money.php

@@ -203,7 +203,7 @@ final class Money implements \Serializable
             throw new \Exception();
         }
 
-        return ($decimals > 0) ? number_format((float) $left, 0, $this->decimal, $this->thousands) . $this->decimal . \substr($right, 0, $decimals) : $left;
+        return ($decimals > 0) ? \number_format((float) $left, 0, $this->decimal, $this->thousands) . $this->decimal . \substr($right, 0, $decimals) : $left;
     }
 
     /**

Log/FileLogger.php

@@ -502,7 +502,7 @@ final class FileLogger implements LoggerInterface
 
             if ($limit <= 0) {
                 \reset($logs);
-                unset($logs[key($logs)]);
+                unset($logs[\key($logs)]);
             }
 
             foreach ($line as &$value) {

Math/Functions/Functions.php

@@ -78,7 +78,7 @@ final class Functions
         $min = \min([$k, $n - $k]);
 
         $fact  = 1;
-        $range = array_reverse(\range(1, $min));
+        $range = \array_reverse(\range(1, $min));
 
         for ($i = $max + 1; $i < $n + 1; ++$i) {
             $div = 1;

Math/Functions/Gamma.php

@@ -98,7 +98,7 @@ final class Gamma
     public static function spougeApproximation($z) : float
     {
         $k1_fact = 1.0;
-        $c       = [sqrt(2.0 * M_PI)];
+        $c       = [\sqrt(2.0 * M_PI)];
 
         for ($k = 1; $k < 12; ++$k) {
             $c[$k]    = \exp(12 - $k) * \pow(12 - $k, $k - 0.5) / $k1_fact;

Math/Geometry/Shape/D2/Circle.php

@@ -36,7 +36,7 @@ final class Circle implements D2ShapeInterface
      */
     public static function getSurface(float $r) : float
     {
-        return pi() * $r ** 2;
+        return \pi() * $r ** 2;
     }
 
     /**
@@ -50,7 +50,7 @@ final class Circle implements D2ShapeInterface
      */
     public static function getPerimeter(float $r) : float
     {
-        return 2 * pi() * $r;
+        return 2 * \pi() * $r;
     }
 
     /**
@@ -64,7 +64,7 @@ final class Circle implements D2ShapeInterface
      */
     public static function getRadiusBySurface(float $surface) : float
     {
-        return \sqrt($surface / pi());
+        return \sqrt($surface / \pi());
     }
 
     /**
@@ -81,6 +81,6 @@ final class Circle implements D2ShapeInterface
      */
     public static function getRadiusByPerimeter(float $C) : float
     {
-        return $C / (2 * pi());
+        return $C / (2 * \pi());
     }
 }

Math/Geometry/Shape/D2/Ellipse.php

@@ -42,7 +42,7 @@ final class Ellipse implements D2ShapeInterface
      */
     public static function getSurface(float $a, float $b) : float
     {
-        return pi() * $a * $b;
+        return \pi() * $a * $b;
     }
 
     /**
@@ -62,6 +62,6 @@ final class Ellipse implements D2ShapeInterface
      */
     public static function getPerimeter(float $a, float $b) : float
     {
-        return pi() * ($a + $b) * (3 * ($a - $b) ** 2 / (($a + $b) ** 2 * (\sqrt(-3 * ($a - $b) ** 2 / (($a + $b) ** 2) + 4) + 10)) + 1);
+        return \pi() * ($a + $b) * (3 * ($a - $b) ** 2 / (($a + $b) ** 2 * (\sqrt(-3 * ($a - $b) ** 2 / (($a + $b) ** 2) + 4) + 10)) + 1);
     }
 }

Math/Geometry/Shape/D3/Cone.php

@@ -37,7 +37,7 @@ final class Cone implements D3ShapeInterface
      */
     public static function getVolume(float $r, float $h) : float
     {
-        return pi() * $r ** 2 * $h / 3;
+        return \pi() * $r ** 2 * $h / 3;
     }
 
     /**
@@ -52,7 +52,7 @@ final class Cone implements D3ShapeInterface
      */
     public static function getSurface(float $r, float $h) : float
     {
-        return pi() * $r * ($r + \sqrt($h ** 2 + $r ** 2));
+        return \pi() * $r * ($r + \sqrt($h ** 2 + $r ** 2));
     }
 
     /**
@@ -85,6 +85,6 @@ final class Cone implements D3ShapeInterface
      */
     public static function getHeightFromVolume(float $V, float $r) : float
     {
-        return 3 * $V / (pi() * $r ** 2);
+        return 3 * $V / (\pi() * $r ** 2);
     }
 }

Math/Geometry/Shape/D3/Cylinder.php

@@ -37,7 +37,7 @@ final class Cylinder implements D3ShapeInterface
      */
     public static function getVolume(float $r, float $h) : float
     {
-        return pi() * $r ** 2 * $h;
+        return \pi() * $r ** 2 * $h;
     }
 
     /**
@@ -52,7 +52,7 @@ final class Cylinder implements D3ShapeInterface
      */
     public static function getSurface(float $r, float $h) : float
     {
-        return 2 * pi() * ($r * $h + $r ** 2);
+        return 2 * \pi() * ($r * $h + $r ** 2);
     }
 
     /**
@@ -67,6 +67,6 @@ final class Cylinder implements D3ShapeInterface
      */
     public static function getLateralSurface(float $r, float $h) : float
     {
-        return 2 * pi() * $r * $h;
+        return 2 * \pi() * $r * $h;
     }
 }

Math/Geometry/Shape/D3/Sphere.php

@@ -59,10 +59,10 @@ final class Sphere implements D3ShapeInterface
      */
     public static function distance2PointsOnSphere(float $latStart, float $longStart, float $latEnd, float $longEnd, float $radius = 6371000.0) : float
     {
-        $latFrom = deg2rad($latStart);
+        $latFrom = \deg2rad($latStart);
-        $lonFrom = deg2rad($longStart);
+        $lonFrom = \deg2rad($longStart);
-        $latTo   = deg2rad($latEnd);
+        $latTo   = \deg2rad($latEnd);
-        $lonTo   = deg2rad($longEnd);
+        $lonTo   = \deg2rad($longEnd);
 
         //$latDelta = $latTo - $latFrom;
         $lonDelta = $lonTo - $lonFrom;
@@ -70,7 +70,7 @@ final class Sphere implements D3ShapeInterface
         $a = \pow(\cos($latTo) * \sin($lonDelta), 2) + \pow(\cos($latFrom) * \sin($latTo) - \sin($latFrom) * \cos($latTo) * \cos($lonDelta), 2);
         $b = \sin($latFrom) * \sin($latTo) + \cos($latFrom) * \cos($latTo) * \cos($lonDelta);
 
-        $angle = atan2(\sqrt($a), $b);
+        $angle = \atan2(\sqrt($a), $b);
         // Approximation (very good for short distances)
         // $angle = 2 * asin(\sqrt(\pow(\sin($latDelta / 2), 2) + \cos($latFrom) * \cos($latTo) * \pow(\sin($lonDelta / 2), 2)));
 
@@ -116,7 +116,7 @@ final class Sphere implements D3ShapeInterface
      */
     public static function getRadiusByVolume(float $v) : float
     {
-        return \pow($v * 3 / (4 * pi()), 1 / 3);
+        return \pow($v * 3 / (4 * \pi()), 1 / 3);
     }
 
     /**
@@ -147,7 +147,7 @@ final class Sphere implements D3ShapeInterface
      */
     public static function getRadiusBySurface(float $S) : float
     {
-        return \sqrt($S / (4 * pi()));
+        return \sqrt($S / (4 * \pi()));
     }
 
     /**
@@ -173,7 +173,7 @@ final class Sphere implements D3ShapeInterface
      */
     public static function getVolumeByRadius(float $r) : float
     {
-        return 4 / 3 * pi() * $r ** 3;
+        return 4 / 3 * \pi() * $r ** 3;
     }
 
     /**
@@ -211,6 +211,6 @@ final class Sphere implements D3ShapeInterface
      */
     public static function getSurfaceByRadius(float $r) : float
     {
-        return 4 * pi() * $r ** 2;
+        return 4 * \pi() * $r ** 2;
     }
 }

Math/Matrix/Matrix.php

@@ -402,7 +402,7 @@ class Matrix implements \ArrayAccess, \Iterator
     {
         if ($value instanceof self) {
             return $this->add($value->mult(-1));
-        } elseif (!\is_string($value) && is_numeric($value)) {
+        } elseif (!\is_string($value) && \is_numeric($value)) {
             return $this->add(-$value);
         }
 
@@ -424,7 +424,7 @@ class Matrix implements \ArrayAccess, \Iterator
     {
         if ($value instanceof self) {
             return $this->addMatrix($value);
-        } elseif (!\is_string($value) && is_numeric($value)) {
+        } elseif (!\is_string($value) && \is_numeric($value)) {
             return $this->addScalar($value);
         }
 
@@ -529,7 +529,7 @@ class Matrix implements \ArrayAccess, \Iterator
     {
         if ($value instanceof self) {
             return $this->multMatrix($value);
-        } elseif (!\is_string($value) && is_numeric($value)) {
+        } elseif (!\is_string($value) && \is_numeric($value)) {
             return $this->multScalar($value);
         }
 

Math/Matrix/SingularValueDecomposition.php

@@ -359,7 +359,7 @@ final class SingularValueDecomposition
                     $shift = 0.0;
 
                     if ($b != 0 || $c != 0) {
-                        $shift = sqrt($b * $b + $c);
+                        $shift = \sqrt($b * $b + $c);
                         if ($b < 0.0) {
                             $shift = -$shift;
                         }

Math/Number/Complex.php

@@ -406,11 +406,11 @@ final class Complex
      */
     public function render(int $precision = 2) : string
     {
-        return ($this->re !== 0 ? number_format($this->re, $precision) : '')
+        return ($this->re !== 0 ? \number_format($this->re, $precision) : '')
         . ($this->im > 0 && $this->re !== 0 ? ' +' : '')
         . ($this->im < 0 && $this->re !== 0 ? ' -' : '')
         . ($this->im !== 0 ? (
-            ($this->re !== 0 ? ' ' : '') . number_format(
+            ($this->re !== 0 ? ' ' : '') . \number_format(
                 ($this->im < 0 && $this->re === 0 ? $this->im : \abs($this->im)), $precision
                 ) . 'i'
             ) : '');

Math/Number/Integer.php

@@ -46,7 +46,7 @@ final class Integer
      */
     public static function isInteger($value) : bool
     {
-        return is_int($value);
+        return \is_int($value);
     }
 
     /**
@@ -159,7 +159,7 @@ final class Integer
             throw new \Exception('Only odd integers are allowed');
         }
 
-        $a  = (int) ceil(\sqrt($value));
+        $a  = (int) \ceil(\sqrt($value));
         $b2 = ($a * $a - $value);
         $i  = 1;
 

Math/Number/Natural.php

@@ -46,6 +46,6 @@ final class Natural
      */
     public static function isNatural($value) : bool
     {
-        return is_int($value) && $value >= 0;
+        return \is_int($value) && $value >= 0;
     }
 }

Math/Number/Prime.php

@@ -94,7 +94,7 @@ final class Prime
         }
 
         for ($i = 0; $i < $k; ++$i) {
-            $a = mt_rand(2, $n - 1);
+            $a = \mt_rand(2, $n - 1);
 
             $x = \bcpowmod((string) $a, (string) $d, (string) $n);
 
@@ -133,7 +133,7 @@ final class Prime
     {
         $number = 2;
         $range  = \range(2, $n);
-        $primes = array_combine($range, $range);
+        $primes = \array_combine($range, $range);
 
         while ($number * $number < $n) {
             for ($i = $number; $i <= $n; $i += $number) {
@@ -147,7 +147,7 @@ final class Prime
             $number = \next($primes);
         }
 
-        return array_values($primes);
+        return \array_values($primes);
     }
 
     /**

Math/Stochastic/Distribution/BinomialDistribution.php

@@ -41,7 +41,7 @@ class BinomialDistribution
      */
     public static function getMode(int $n, float $p) : float
     {
-        return floor(($n + 1) * $p);
+        return \floor(($n + 1) * $p);
     }
 
     /**
@@ -157,7 +157,7 @@ class BinomialDistribution
      */
     public static function getMedian(int $n, float $p) : float
     {
-        return floor($n * $p);
+        return \floor($n * $p);
     }
 
     /**

Math/Stochastic/Distribution/CauchyDistribution.php

@@ -37,7 +37,7 @@ class CauchyDistribution
      */
     public static function getPdf(float $x, float $x0, float $gamma) : float
     {
-        return 1 / (pi() * $gamma * (1 + (($x - $x0) / $gamma) ** 2));
+        return 1 / (\pi() * $gamma * (1 + (($x - $x0) / $gamma) ** 2));
     }
 
     /**
@@ -53,7 +53,7 @@ class CauchyDistribution
      */
     public static function getCdf(float $x, float $x0, float $gamma) : float
     {
-        return 1 / pi() * atan(($x - $x0) / $gamma) + 0.5;
+        return 1 / \pi() * \atan(($x - $x0) / $gamma) + 0.5;
     }
 
     /**

Math/Stochastic/Distribution/ChiSquaredDistribution.php

@@ -103,7 +103,7 @@ class ChiSquaredDistribution
             $df = self::getDegreesOfFreedom($dataset);
         }
 
-        if (!defined('self::TABLE') || !\array_key_exists($df, self::TABLE)) {
+        if (!\defined('self::TABLE') || !\array_key_exists($df, self::TABLE)) {
             throw new \Exception('Degrees of freedom not supported');
         }
 

Math/Stochastic/Distribution/GeometricDistribution.php

@@ -91,7 +91,7 @@ class GeometricDistribution
      */
     public static function getMedian(float $p) : float
     {
-        return ceil(-1 / (\log(1 - $p, 2)));
+        return \ceil(-1 / (\log(1 - $p, 2)));
     }
 
     /**

Math/Stochastic/Distribution/LaplaceDistribution.php

@@ -37,7 +37,7 @@ class LaplaceDistribution
      */
     public static function getPdf(float $x, float $mu, float $b) : float
     {
-        return 1 / (2 * $b) * \exp(-abs($x - $mu) / $b);
+        return 1 / (2 * $b) * \exp(-\abs($x - $mu) / $b);
     }
 
     /**

Math/Stochastic/Distribution/NormalDistribution.php

@@ -38,7 +38,7 @@ class NormalDistribution
      */
     public static function getPdf(float $x, float $mu, float $sig) : float
     {
-        return 1 / ($sig * \sqrt(2 * pi())) * \exp(-($x - $mu) ** 2 / (2 * $sig ** 2));
+        return 1 / ($sig * \sqrt(2 * \pi())) * \exp(-($x - $mu) ** 2 / (2 * $sig ** 2));
     }
 
     /**
@@ -72,9 +72,9 @@ class NormalDistribution
             return -self::erf(-$x);
         }
 
-        $a = 8 * (pi() - 3) / (3 * pi() * (4 - pi()));
+        $a = 8 * (\pi() - 3) / (3 * \pi() * (4 - \pi()));
 
-        return \sqrt(1 - \exp(-($x ** 2) * (4 / pi() + $a * $x ** 2) / (1 + $a * $x ** 2)));
+        return \sqrt(1 - \exp(-($x ** 2) * (4 / \pi() + $a * $x ** 2) / (1 + $a * $x ** 2)));
     }
 
     /**

Message/Console/Header.php

@@ -142,7 +142,7 @@ final class Header extends HeaderAbstract
      */
     public function get(string $key) : array
     {
-        return $this->header[strtolower($key)] ?? [];
+        return $this->header[\strtolower($key)] ?? [];
     }
 
     /**

Message/Console/Request.php

@@ -95,7 +95,7 @@ final class Request extends RequestAbstract
                 $paths[] = $pathArray[$i];
             }
 
-            $this->hash[] = sha1(\implode('', $paths));
+            $this->hash[] = \sha1(\implode('', $paths));
         }
     }
 

Module/InstallerAbstract.php

@@ -61,7 +61,7 @@ abstract class InstallerAbstract
         foreach ($load as $val) {
             foreach ($val['pid'] as $pid) {
                 $queryLoad->values(
-                    sha1(\str_replace('/', '', $pid)),
+                    \sha1(\str_replace('/', '', $pid)),
                     (int) $val['type'],
                     $val['from'],
                     $val['for'],

Socket/Client/Client.php

@@ -69,14 +69,14 @@ class Client extends SocketAbstract
      */
     public function run() : void
     {
-        socket_connect($this->sock, $this->ip, $this->port);
+        \socket_connect($this->sock, $this->ip, $this->port);
         $i = 0;
 
         while ($this->run) {
             try {
                 $i++;
                 $msg = 'disconnect';
-                socket_write($this->sock, $msg, \strlen($msg));
+                \socket_write($this->sock, $msg, \strlen($msg));
 
                 $read = [$this->sock];
 
@@ -87,7 +87,7 @@ class Client extends SocketAbstract
                 //}
 
                 if (\count($read) > 0) {
-                    $data = socket_read($this->sock, 1024);
+                    $data = \socket_read($this->sock, 1024);
 
                     /* Server no data */
                     if ($data === false) {

Socket/Server/Server.php

@@ -89,7 +89,7 @@ class Server extends SocketAbstract
      */
     public static function hasInternet() : bool
     {
-        $connected = @fsockopen("www.google.com", 80);
+        $connected = @\fsockopen("www.google.com", 80);
 
         if ($connected) {
             \fclose($connected);
@@ -108,7 +108,7 @@ class Server extends SocketAbstract
         $this->app->logger->info('Creating socket...');
         parent::create($ip, $port);
         $this->app->logger->info('Binding socket...');
-        socket_bind($this->sock, $this->ip, $this->port);
+        \socket_bind($this->sock, $this->ip, $this->port);
     }
 
     /**
@@ -155,13 +155,13 @@ class Server extends SocketAbstract
             }
 
             $acceptKey = $key . '258EAFA5-E914-47DA-95CA-C5AB0DC85B11';
-            $acceptKey = base64_encode(sha1($acceptKey, true));
+            $acceptKey = \base64_encode(\sha1($acceptKey, true));
             $upgrade   = "HTTP/1.1 101 Switching Protocols\r\n" .
                 "Upgrade: websocket\r\n" .
                 "Connection: Upgrade\r\n" .
                 "Sec-WebSocket-Accept: $acceptKey" .
                 "\r\n\r\n";
-            socket_write($client->getSocket(), $upgrade);
+            \socket_write($client->getSocket(), $upgrade);
             $client->setHandshake(true);
 
             return true;
@@ -176,8 +176,8 @@ class Server extends SocketAbstract
     public function run() : void
     {
         $this->app->logger->info('Start listening...');
-        socket_listen($this->sock);
+        \socket_listen($this->sock);
-        socket_set_nonblock($this->sock);
+        \socket_set_nonblock($this->sock);
         $this->conn[] = $this->sock;
 
         $this->app->logger->info('Start running...');
@@ -187,7 +187,7 @@ class Server extends SocketAbstract
             $write  = null;
             $except = null;
 
-            if (socket_select($read, $write, $except, 0) < 1) {
+            if (\socket_select($read, $write, $except, 0) < 1) {
                 // error
                 // socket_last_error();
                 // socket_strerror(socket_last_error());
@@ -196,11 +196,11 @@ class Server extends SocketAbstract
 
             foreach ($read as $key => $socket) {
                 if ($this->sock === $socket) {
-                    $newc = socket_accept($this->sock);
+                    $newc = \socket_accept($this->sock);
                     $this->connectClient($newc);
                 } else {
                     $client = $this->clientManager->getBySocket($socket);
-                    $data   = socket_read($socket, 1024);
+                    $data   = \socket_read($socket, 1024);
 
                     if (!$client->getHandshake()) {
                         $this->app->logger->debug('Doing handshake...');
@@ -233,8 +233,8 @@ class Server extends SocketAbstract
         $this->app->logger->debug('Disconnecting client...');
         $client->setConnected(false);
         $client->setHandshake(false);
-        socket_shutdown($client->getSocket(), 2);
+        \socket_shutdown($client->getSocket(), 2);
-        socket_close($client->getSocket());
+        \socket_close($client->getSocket());
 
         if (isset($this->conn[$client->getId()])) {
             unset($this->conn[$client->getId()]);

Socket/SocketAbstract.php

@@ -85,8 +85,8 @@ abstract class SocketAbstract implements SocketInterface
     public function close() : void
     {
         if ($this->sock !== null) {
-            socket_shutdown($this->sock, 2);
+            \socket_shutdown($this->sock, 2);
-            socket_close($this->sock);
+            \socket_close($this->sock);
             $this->sock = null;
         }
     }

Stdlib/Base/Enum.php

@@ -54,7 +54,7 @@ abstract class Enum
      */
     public static function getConstants() : array
     {
-        $reflect = new \ReflectionClass(get_called_class());
+        $reflect = new \ReflectionClass(\get_called_class());
 
         return $reflect->getConstants();
     }
@@ -69,9 +69,9 @@ abstract class Enum
     public static function getRandom()
     {
         $constants = self::getConstants();
-        $keys      = array_keys($constants);
+        $keys      = \array_keys($constants);
 
-        return $constants[$keys[mt_rand(0, \count($constants) - 1)]];
+        return $constants[$keys[\mt_rand(0, \count($constants) - 1)]];
     }
 
     /**
@@ -91,7 +91,7 @@ abstract class Enum
             throw new \UnexpectedValueException($name);
         }
 
-        return constant('static::' . $name);
+        return \constant('static::' . $name);
     }
 
     /**
@@ -107,7 +107,7 @@ abstract class Enum
     {
         $arr = self::getConstants();
 
-        return array_search($value, $arr);
+        return \array_search($value, $arr);
     }
 
     /**
@@ -123,7 +123,7 @@ abstract class Enum
      */
     public static function isValidName(string $name) : bool
     {
-        return defined('static::' . $name);
+        return \defined('static::' . $name);
     }
 
     /**

Stdlib/Base/Iban.php

@@ -268,7 +268,7 @@ class Iban implements \Serializable
      */
     public function prettyPrint() : string
     {
-        return wordwrap($this->iban, 4, ' ', true);
+        return \wordwrap($this->iban, 4, ' ', true);
     }
 
     /**

Stdlib/Base/SmartDateTime.php

@@ -92,7 +92,7 @@ class SmartDateTime extends \DateTime
      */
     public function smartModify(int $y, int $m = 0, int $d = 0, int $calendar = CAL_GREGORIAN) : self
     {
-        $yearChange  = (int) floor(((int) $this->format('m') - 1 + $m) / 12);
+        $yearChange  = (int) \floor(((int) $this->format('m') - 1 + $m) / 12);
         $yearChange  = ((int) $this->format('m') - 1 + $m) < 0 && ((int) $this->format('m') - 1 + $m) % 12 === 0 ? $yearChange - 1 : $yearChange;
         $yearNew     = (int) $this->format('Y') + $y + $yearChange;
         $monthNew    = ((int) $this->format('m') + $m) % 12;
@@ -163,7 +163,7 @@ class SmartDateTime extends \DateTime
      */
     public function getFirstDayOfMonth() : int
     {
-        return getdate(\mktime(0, 0, 0, (int) $this->format('m'), 1, (int) $this->format('Y')))['wday'];
+        return \getdate(\mktime(0, 0, 0, (int) $this->format('m'), 1, (int) $this->format('Y')))['wday'];
     }
 
     /**
@@ -225,7 +225,7 @@ class SmartDateTime extends \DateTime
             return -1;
         }
 
-        return (int) date('w', $time);
+        return (int) \date('w', $time);
     }
 
     /**

Stdlib/Graph/Tree.php

@@ -172,7 +172,7 @@ class Tree extends Graph
         }
 
         foreach ($neighbors as $neighbor) {
-            array_merge($nodes, $this->getLevelNodes($level, $neighbor));
+            \array_merge($nodes, $this->getLevelNodes($level, $neighbor));
         }
 
         return $nodes;

Uri/Http.php

@@ -282,7 +282,7 @@ final class Http implements UriInterface
      */
     public function getSubdomain() : string
     {
-        $host   = explode('.', $this->host);
+        $host   = \explode('.', $this->host);
         $length = \count($host) - 2;
 
         if ($length < 1) {

Utils/Barcode/C128c.php

@@ -84,8 +84,8 @@ class C128c extends C128Abstract
      */
     protected function generateCodeString() : string
     {
-        $keys       = array_keys(self::$CODEARRAY);
+        $keys       = \array_keys(self::$CODEARRAY);
-        $values     = array_flip($keys);
+        $values     = \array_flip($keys);
         $codeString = '';
         $length     = \strlen($this->content);
         $checksum   = self::$CHECKSUM;

Utils/Barcode/C39.php

@@ -78,7 +78,7 @@ class C39 extends C128Abstract
         $length     = \strlen($this->content);
 
         for ($X = 1; $X <= $length; ++$X) {
-            $codeString .= self::$CODEARRAY[substr($this->content, ($X - 1), 1)] . '1';
+            $codeString .= self::$CODEARRAY[\substr($this->content, ($X - 1), 1)] . '1';
         }
 
         return $codeString;

Utils/Compression/LZW.php

@@ -36,7 +36,7 @@ class LZW implements CompressionInterface
         $dictSize   = 256;
 
         for ($i = 0; $i < 256; $i += 1) {
-            $dictionary[chr($i)] = $i;
+            $dictionary[\chr($i)] = $i;
         }
 
         $length = \strlen($source);

Utils/Git/Repository.php

@@ -443,7 +443,7 @@ class Repository
             $path       = $this->getDirectoryPath();
             $path       = \str_replace('\\', '/', $path);
             $path       = \explode('/', $path);
-            $this->name = $path[count($path) - ($this->bare ? 1 : 2)];
+            $this->name = $path[\count($path) - ($this->bare ? 1 : 2)];
         }
 
         return $this->name;
@@ -670,7 +670,7 @@ class Repository
                 return 0;
             }
 
-            while (!feof($fh)) {
+            while (!\feof($fh)) {
                 \fgets($fh);
                 $loc++;
             }

Utils/ImageUtils.php

@@ -51,6 +51,6 @@ final class ImageUtils
         $img = \str_replace('data:image/png;base64,', '', $img);
         $img = \str_replace(' ', '+', $img);
 
-        return (string) base64_decode($img);
+        return (string) \base64_decode($img);
     }
 }

Utils/Parser/Markdown/Markdown.php

@@ -253,7 +253,7 @@ class Markdown
         $currentBlock = null;
 
         foreach ($lines as $line) {
-            if (chop($line) === '') {
+            if (\chop($line) === '') {
                 if (isset($currentBlock)) {
                     $currentBlock['interrupted'] = true;
                 }
@@ -268,9 +268,9 @@ class Markdown
                 unset($parts[0]);
 
                 foreach ($parts as $part) {
-                    $shortage = 4 - mb_strlen($line, 'utf-8') % 4;
+                    $shortage = 4 - \mb_strlen($line, 'utf-8') % 4;
 
-                    $line .= str_repeat(' ', $shortage);
+                    $line .= \str_repeat(' ', $shortage);
                     $line .= $part;
                 }
             }
@@ -746,7 +746,7 @@ class Markdown
             return null;
         }
 
-        if (chop($lineArray['text'], $lineArray['text'][0]) !== '') {
+        if (\chop($lineArray['text'], $lineArray['text'][0]) !== '') {
             return null;
         }
 
@@ -796,7 +796,7 @@ class Markdown
             return null;
         }
 
-        if (\strpos($block['element']['text'], '|') !== false && chop($lineArray['text'], ' -:|') === '') {
+        if (\strpos($block['element']['text'], '|') !== false && \chop($lineArray['text'], ' -:|') === '') {
             $alignments   = [];
             $divider      = $lineArray['text'];
             $divider      = \trim($divider);
@@ -899,7 +899,7 @@ class Markdown
             $row      = \trim($row);
             $row      = \trim($row, '|');
 
-            preg_match_all('/(?:(\\\\[|])|[^|`]|`[^`]+`|`)+/', $row, $matches);
+            \preg_match_all('/(?:(\\\\[|])|[^|`]|`[^`]+`|`)+/', $row, $matches);
 
             foreach ($matches[0] as $index => $cell) {
                 $element = [

Utils/RnG/DateTime.php

@@ -39,6 +39,6 @@ class DateTime
     {
         $rng = new \DateTime();
 
-        return $rng->setTimestamp(mt_rand($start->getTimestamp(), $end->getTimestamp()));
+        return $rng->setTimestamp(\mt_rand($start->getTimestamp(), $end->getTimestamp()));
     }
 }

Utils/RnG/Name.php

@@ -493,8 +493,8 @@ class Name
      */
     public static function generateName(array $type, string $origin = 'western') : string
     {
-        $rndType = mt_rand(0, \count($type) - 1);
+        $rndType = \mt_rand(0, \count($type) - 1);
 
-        return self::$names[$origin][$type[$rndType]][mt_rand(0, \count(self::$names[$origin][$type[$rndType]]) - 1)];
+        return self::$names[$origin][$type[$rndType]][\mt_rand(0, \count(self::$names[$origin][$type[$rndType]]) - 1)];
     }
 }

Utils/RnG/StringUtils.php

@@ -40,12 +40,12 @@ class StringUtils
         string $charset = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
     ) : string
     {
-        $length           = mt_rand($min, $max);
+        $length           = \mt_rand($min, $max);
         $charactersLength = \strlen($charset);
         $randomString     = '';
 
         for ($i = 0; $i < $length; ++$i) {
-            $randomString .= $charset[mt_rand(0, $charactersLength - 1)];
+            $randomString .= $charset[\mt_rand(0, $charactersLength - 1)];
         }
 
         return $randomString;

Utils/StringUtils.php

@@ -147,7 +147,7 @@ final class StringUtils
         }
 
         foreach ($needles as $needle) {
-            if ($needle === '' || strrpos($haystack, $needle, -strlen($haystack)) !== false) {
+            if ($needle === '' || \strrpos($haystack, $needle, -\strlen($haystack)) !== false) {
                 return true;
             }
         }
@@ -207,7 +207,7 @@ final class StringUtils
         }
 
         foreach ($needles as $needle) {
-            if ($needle === '' || (($temp = \mb_strlen($haystack) - \mb_strlen($needle)) >= 0 && mb_strpos($haystack, $needle, $temp) !== false)) {
+            if ($needle === '' || (($temp = \mb_strlen($haystack) - \mb_strlen($needle)) >= 0 && \mb_strpos($haystack, $needle, $temp) !== false)) {
                 return true;
             }
         }
@@ -230,7 +230,7 @@ final class StringUtils
         $firstChar = \mb_substr($string, 0, 1);
         $then      = \mb_substr($string, 1, $strlen - 1);
 
-        return mb_strtoupper($firstChar) . $then;
+        return \mb_strtoupper($firstChar) . $then;
     }
 
     /**
@@ -248,7 +248,7 @@ final class StringUtils
         $firstChar = \mb_substr($string, 0, 1);
         $then      = \mb_substr($string, 1, $strlen - 1);
 
-        return mb_strtolower($firstChar) . $then;
+        return \mb_strtolower($firstChar) . $then;
     }
 
     /**

tests/Account/PermissionTypeTest.php

@@ -22,7 +22,7 @@ class PermissionTypeTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(6, \count(PermissionType::getConstants()));
-        self::assertEquals(PermissionType::getConstants(), array_unique(PermissionType::getConstants()));
+        self::assertEquals(PermissionType::getConstants(), \array_unique(PermissionType::getConstants()));
 
         self::assertEquals(1, PermissionType::NONE);
         self::assertEquals(2, PermissionType::READ);

tests/Autoloader.php

@@ -14,7 +14,7 @@ declare(strict_types=1);
 
 namespace Tests\PHPUnit;
 
-spl_autoload_register('\Tests\PHPUnit\Autoloader::defaultAutoloader');
+\spl_autoload_register('\Tests\PHPUnit\Autoloader::defaultAutoloader');
 
 /**
  * Autoloader class.

tests/Bootstrap.php

@@ -1,9 +1,9 @@
 <?php
 
-ini_set('memory_limit', '2048M');
+\ini_set('memory_limit', '2048M');
-ini_set('display_errors', 1);
+\ini_set('display_errors', 1);
-ini_set('display_startup_errors', 1);
+\ini_set('display_startup_errors', 1);
-error_reporting(E_ALL);
+\error_reporting(E_ALL);
 
 if (\file_exists('vendor/autoload.php')) {
     include_once 'vendor/autoload.php';

tests/Business/Finance/FinanceFormulasTest.php

@@ -25,8 +25,8 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         $n   = 12;
         $apy = FinanceFormulas::getAnnualPercentageYield($r, $n);
 
-        self::assertEquals(round($expected, 5), \round($apy, 5));
+        self::assertEquals(\round($expected, 5), \round($apy, 5));
-        self::assertEquals(round($r, 2), FinanceFormulas::getStateAnnualInterestRateOfAPY($apy, $n));
+        self::assertEquals(\round($r, 2), FinanceFormulas::getStateAnnualInterestRateOfAPY($apy, $n));
     }
 
     public function testFutureValueOfAnnuity() : void
@@ -38,9 +38,9 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         $n   = 5;
         $fva = FinanceFormulas::getFutureValueOfAnnuity($P, $r, $n);
 
-        self::assertEquals(round($expected, 2), \round($fva, 2));
+        self::assertEquals(\round($expected, 2), \round($fva, 2));
         self::assertEquals($n, FinanceFormulas::getNumberOfPeriodsOfFVA($fva, $P, $r));
-        self::assertEquals(round($P, 2), \round(FinanceFormulas::getPeriodicPaymentOfFVA($fva, $r, $n), 2));
+        self::assertEquals(\round($P, 2), \round(FinanceFormulas::getPeriodicPaymentOfFVA($fva, $r, $n), 2));
     }
 
     public function testFutureValueOfAnnuityContinuousCompounding() : void
@@ -52,8 +52,8 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         $t     = 12;
         $fvacc = FinanceFormulas::getFutureValueOfAnnuityConinuousCompounding($cf, $r, $t);
 
-        self::assertEquals(round($expected, 2), \round($fvacc, 2));
+        self::assertEquals(\round($expected, 2), \round($fvacc, 2));
-        self::assertEquals(round($cf, 2), \round(FinanceFormulas::getCashFlowOfFVACC($fvacc, $r, $t), 2));
+        self::assertEquals(\round($cf, 2), \round(FinanceFormulas::getCashFlowOfFVACC($fvacc, $r, $t), 2));
         self::assertEquals($t, FinanceFormulas::getTimeOfFVACC($fvacc, $cf, $r));
     }
 
@@ -66,9 +66,9 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         $n  = 5;
         $p  = FinanceFormulas::getAnnuityPaymentPV($pv, $r, $n);
 
-        self::assertEquals(round($expected, 2), \round($p, 2));
+        self::assertEquals(\round($expected, 2), \round($p, 2));
         self::assertEquals($n, FinanceFormulas::getNumberOfAPPV($p, $pv, $r));
-        self::assertEquals(round($pv, 2), \round(FinanceFormulas::getPresentValueOfAPPV($p, $r, $n), 2));
+        self::assertEquals(\round($pv, 2), \round(FinanceFormulas::getPresentValueOfAPPV($p, $r, $n), 2));
     }
 
     public function testAnnuityPaymentFV() : void
@@ -80,9 +80,9 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         $n  = 5;
         $p  = FinanceFormulas::getAnnuityPaymentFV($fv, $r, $n);
 
-        self::assertEquals(round($expected, 2), \round($p, 2));
+        self::assertEquals(\round($expected, 2), \round($p, 2));
         self::assertEquals($n, FinanceFormulas::getNumberOfAPFV($p, $fv, $r));
-        self::assertEquals(round($fv, 2), \round(FinanceFormulas::getFutureValueOfAPFV($p, $r, $n), 2));
+        self::assertEquals(\round($fv, 2), \round(FinanceFormulas::getFutureValueOfAPFV($p, $r, $n), 2));
     }
 
     public function testAnnutiyPaymentFactorPV() : void
@@ -93,7 +93,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         $n = 5;
         $p = FinanceFormulas::getAnnutiyPaymentFactorPV($r, $n);
 
-        self::assertEquals(round($expected, 5), \round($p, 5));
+        self::assertEquals(\round($expected, 5), \round($p, 5));
         self::assertEquals($n, FinanceFormulas::getNumberOfAPFPV($p, $r));
     }
 
@@ -106,9 +106,9 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         $n   = 5;
         $pva = FinanceFormulas::getPresentValueOfAnnuity($P, $r, $n);
 
-        self::assertEquals(round($expected, 2), \round($pva, 2));
+        self::assertEquals(\round($expected, 2), \round($pva, 2));
         self::assertEquals($n, FinanceFormulas::getNumberOfPeriodsOfPVA($pva, $P, $r));
-        self::assertEquals(round($P, 2), \round(FinanceFormulas::getPeriodicPaymentOfPVA($pva, $r, $n), 2));
+        self::assertEquals(\round($P, 2), \round(FinanceFormulas::getPeriodicPaymentOfPVA($pva, $r, $n), 2));
     }
 
     public function testPresentValueAnnuityFactor() : void
@@ -119,7 +119,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
         $n = 5;
         $p = FinanceFormulas::getPresentValueAnnuityFactor($r, $n);
 
-        self::assertEquals(round($expected, 4), \round($p, 4));
+        self::assertEquals(\round($expected, 4), \round($p, 4));
         self::assertEquals($n, FinanceFormulas::getPeriodsOfPVAF($p, $r));
     }
 
@@ -133,8 +133,8 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
 
         $PV = FinanceFormulas::getPresentValueOfAnnuityDue($P, $r, $n);
 
-        self::assertEquals(round($expected, 2), \round($PV, 2));
+        self::assertEquals(\round($expected, 2), \round($PV, 2));
-        self::assertEquals(round($P, 2), FinanceFormulas::getPeriodicPaymentOfPVAD($PV, $r, $n));
+        self::assertEquals(\round($P, 2), FinanceFormulas::getPeriodicPaymentOfPVAD($PV, $r, $n));
         self::assertEquals($n, FinanceFormulas::getPeriodsOfPVAD($PV, $P, $r));
     }
 
@@ -148,8 +148,8 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
 
         $FV = FinanceFormulas::getFutureValueOfAnnuityDue($P, $r, $n);
 
-        self::assertEquals(round($expected, 2), \round($FV, 2));
+        self::assertEquals(\round($expected, 2), \round($FV, 2));
-        self::assertEquals(round($P, 2), FinanceFormulas::getPeriodicPaymentOfFVAD($FV, $r, $n));
+        self::assertEquals(\round($P, 2), FinanceFormulas::getPeriodicPaymentOfFVAD($FV, $r, $n));
         self::assertEquals($n, FinanceFormulas::getPeriodsOfFVAD($FV, $P, $r));
     }
 
@@ -198,7 +198,7 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
 
         $C = \round(FinanceFormulas::getCompoundInterest($P, $r, $t), 2);
 
-        self::assertEquals(round($expected, 2), $C);
+        self::assertEquals(\round($expected, 2), $C);
         self::assertTrue(\abs($P - FinanceFormulas::getPrincipalOfCompundInterest($C, $r, $t)) < 0.1);
         self::assertEquals($t, (int) \round(FinanceFormulas::getPeriodsOfCompundInterest($P, $C, $r), 0));
     }
@@ -213,8 +213,8 @@ class FinanceFormulasTest extends \PHPUnit\Framework\TestCase
 
         $C = \round(FinanceFormulas::getContinuousCompounding($P, $r, $t), 2);
 
-        self::assertEquals(round($expected, 2), $C);
+        self::assertEquals(\round($expected, 2), $C);
-        self::assertEquals(round($P, 2), \round(FinanceFormulas::getPrincipalOfContinuousCompounding($C, $r, $t), 2));
+        self::assertEquals(\round($P, 2), \round(FinanceFormulas::getPrincipalOfContinuousCompounding($C, $r, $t), 2));
         self::assertTrue(\abs($t - FinanceFormulas::getPeriodsOfContinuousCompounding($P, $C, $r)) < 0.01);
         self::assertTrue(\abs($r - FinanceFormulas::getRateOfContinuousCompounding($P, $C, $t)) < 0.01);
     }

tests/Business/Marketing/NetPromoterScoreTest.php

@@ -29,15 +29,15 @@ class NetPromoterScoreTest extends \PHPUnit\Framework\TestCase
         $nps = new NetPromoterScore();
 
         for ($i = 0; $i < 10; ++$i) {
-            $nps->add(mt_rand(0, 6));
+            $nps->add(\mt_rand(0, 6));
         }
 
         for ($i = 0; $i < 30; ++$i) {
-            $nps->add(mt_rand(7, 8));
+            $nps->add(\mt_rand(7, 8));
         }
 
         for ($i = 0; $i < 60; ++$i) {
-            $nps->add(mt_rand(9, 10));
+            $nps->add(\mt_rand(9, 10));
         }
 
         self::assertEquals(50, $nps->getScore());

tests/DataStorage/Cache/Connection/ConnectionFactoryTest.php

@@ -28,7 +28,7 @@ class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
 
     public function testCreateMemCached() : void
     {
-        if (!extension_loaded('memcached')) {
+        if (!\extension_loaded('memcached')) {
             $this->markTestSkipped(
               'The Memcached extension is not available.'
             );
@@ -42,7 +42,7 @@ class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
 
     public function testCreateRedisCache() : void
     {
-        if (!extension_loaded('redis')) {
+        if (!\extension_loaded('redis')) {
             $this->markTestSkipped(
               'The Redis extension is not available.'
             );

tests/DataStorage/Cache/Connection/FileCacheTest.php

@@ -142,26 +142,26 @@ class FileCacheTest extends \PHPUnit\Framework\TestCase
 
         $cache->set('key2', 'testVal2', 1);
         self::assertEquals('testVal2', $cache->get('key2', 1));
-        sleep(3);
+        \sleep(3);
         self::assertEquals(null, $cache->get('key2', 1));
 
         $cache->set('key3', 'testVal3', 1);
         self::assertEquals('testVal3', $cache->get('key3', 1));
-        sleep(3);
+        \sleep(3);
         self::assertEquals(null, $cache->get('key3', 1));
 
         $cache->set('key4', 'testVal4', 1);
         self::assertFalse($cache->delete('key4', 0));
-        sleep(3);
+        \sleep(3);
         self::assertTrue($cache->delete('key4', 1));
 
         $cache->set('key5', 'testVal5', 10000);
-        sleep(3);
+        \sleep(3);
         self::assertFalse($cache->delete('key5', 1000000));
         self::assertTrue($cache->delete('key5', 1));
 
         $cache->set('key6', 'testVal6', 1);
-        sleep(2);
+        \sleep(2);
 
         $cache->flush(0);
 

tests/DataStorage/Cache/Connection/MemCachedTest.php

@@ -22,7 +22,7 @@ class MemCachedTest extends \PHPUnit\Framework\TestCase
 {
     protected function setUp() : void
     {
-        if (!extension_loaded('memcached')) {
+        if (!\extension_loaded('memcached')) {
             $this->markTestSkipped(
               'The Memcached extension is not available.'
             );
@@ -75,7 +75,7 @@ class MemCachedTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(5.12, $cache->get('key5'));
 
         $cache->set('key6', ['asdf', 1, true, 2.3]); // 7
-        self::assertEquals(json_encode(['asdf', 1, true, 2.3]), $cache->get('key6'));
+        self::assertEquals(\json_encode(['asdf', 1, true, 2.3]), $cache->get('key6'));
 
         self::assertTrue($cache->replace('key4', 5));
         self::assertFalse($cache->replace('keyInvalid', 5));

tests/DataStorage/Cache/Connection/RedisCacheTest.php

@@ -22,7 +22,7 @@ class RedisCacheTest extends \PHPUnit\Framework\TestCase
 {
     protected function setUp() : void
     {
-        if (!extension_loaded('redis')) {
+        if (!\extension_loaded('redis')) {
             $this->markTestSkipped(
               'The Redis extension is not available.'
             );
@@ -77,7 +77,7 @@ class RedisCacheTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(5.12, $cache->get('key5'));
 
         $cache->set('key6', ['asdf', 1, true, 2.3]); // 7
-        self::assertEquals(json_encode(['asdf', 1, true, 2.3]), $cache->get('key6'));
+        self::assertEquals(\json_encode(['asdf', 1, true, 2.3]), $cache->get('key6'));
 
         self::assertTrue($cache->replace('key4', 5));
         self::assertFalse($cache->replace('keyInvalid', 5));

tests/DataStorage/Database/Connection/ConnectionFactoryTest.php

@@ -23,7 +23,7 @@ class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
 {
     public function testCreateMysql() : void
     {
-        if (!extension_loaded('pdo_mysql')) {
+        if (!\extension_loaded('pdo_mysql')) {
             $this->markTestSkipped(
               'The Mysql extension is not available.'
             );
@@ -39,7 +39,7 @@ class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
 
     public function testCreatePostgres() : void
     {
-        if (!extension_loaded('pdo_pgsql')) {
+        if (!\extension_loaded('pdo_pgsql')) {
             $this->markTestSkipped(
               'The Postresql extension is not available.'
             );
@@ -55,7 +55,7 @@ class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
 
     public function testCreateSqlsrv() : void
     {
-        if (!extension_loaded('pdo_sqlsrv')) {
+        if (!\extension_loaded('pdo_sqlsrv')) {
             $this->markTestSkipped(
               'The Sqlsrv extension is not available.'
             );
@@ -71,7 +71,7 @@ class ConnectionFactoryTest extends \PHPUnit\Framework\TestCase
 
     public function testCreateSqlite() : void
     {
-        if (!extension_loaded('pdo_sqlite')) {
+        if (!\extension_loaded('pdo_sqlite')) {
             $this->markTestSkipped(
               'The SQLite extension is not available.'
             );

tests/DataStorage/Database/Connection/MysqlConnectionTest.php

@@ -20,7 +20,7 @@ class MysqlConnectionTest extends \PHPUnit\Framework\TestCase
 {
     protected function setUp() : void
     {
-        if (!extension_loaded('pdo_mysql')) {
+        if (!\extension_loaded('pdo_mysql')) {
             $this->markTestSkipped(
               'The Mysql extension is not available.'
             );

tests/DataStorage/Database/Connection/PostgresConnectionTest.php

@@ -19,7 +19,7 @@ class PostgresConnectionTest extends \PHPUnit\Framework\TestCase
 {
     protected function setUp() : void
     {
-        if (!extension_loaded('pdo_pgsql')) {
+        if (!\extension_loaded('pdo_pgsql')) {
             $this->markTestSkipped(
               'The Postresql extension is not available.'
             );

tests/DataStorage/Database/Connection/SQLiteConnectionTest.php

@@ -19,7 +19,7 @@ class SQLiteConnectionTest extends \PHPUnit\Framework\TestCase
 {
     protected function setUp() : void
     {
-        if (!extension_loaded('pdo_sqlite')) {
+        if (!\extension_loaded('pdo_sqlite')) {
             $this->markTestSkipped(
               'The SQLite extension is not available.'
             );

tests/DataStorage/Database/Connection/SqlServerConnectionTest.php

@@ -20,7 +20,7 @@ class SqlServerConnectionTest extends \PHPUnit\Framework\TestCase
 {
     protected function setUp() : void
     {
-        if (!extension_loaded('pdo_sqlsrv')) {
+        if (!\extension_loaded('pdo_sqlsrv')) {
             $this->markTestSkipped(
               'The Sqlsrv extension is not available.'
             );

tests/DataStorage/Database/Query/JoinTypeTest.php

@@ -20,7 +20,7 @@ class JoinTypeTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(12, \count(JoinType::getConstants()));
-        self::assertEquals(JoinType::getConstants(), array_unique(JoinType::getConstants()));
+        self::assertEquals(JoinType::getConstants(), \array_unique(JoinType::getConstants()));
 
         self::assertEquals('JOIN', JoinType::JOIN);
         self::assertEquals('LEFT JOIN', JoinType::LEFT_JOIN);

tests/DataStorage/Database/Query/QueryTypeTest.php

@@ -20,7 +20,7 @@ class QueryTypeTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(7, \count(QueryType::getConstants()));
-        self::assertEquals(QueryType::getConstants(), array_unique(QueryType::getConstants()));
+        self::assertEquals(QueryType::getConstants(), \array_unique(QueryType::getConstants()));
 
         self::assertEquals(0, QueryType::SELECT);
         self::assertEquals(1, QueryType::INSERT);

tests/DataStorage/Database/Schema/QueryTypeTest.php

@@ -20,7 +20,7 @@ class QueryTypeTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(13, \count(QueryType::getConstants()));
-        self::assertEquals(QueryType::getConstants(), array_unique(QueryType::getConstants()));
+        self::assertEquals(QueryType::getConstants(), \array_unique(QueryType::getConstants()));
 
         self::assertEquals(128, QueryType::DROP_DATABASE);
         self::assertEquals(129, QueryType::ALTER);

tests/ExtensionTest.php

@@ -17,26 +17,26 @@ class ExtensionTest extends \PHPUnit\Framework\TestCase
 {
     public function testExtensionMbstring() : void
     {
-        self::assertTrue(extension_loaded('mbstring'));
+        self::assertTrue(\extension_loaded('mbstring'));
     }
 
     public function testExtensionCurl() : void
     {
-        self::assertTrue(extension_loaded('curl'));
+        self::assertTrue(\extension_loaded('curl'));
     }
 
     public function testExtensionImap() : void
     {
-        self::assertTrue(extension_loaded('imap'));
+        self::assertTrue(\extension_loaded('imap'));
     }
 
     public function testExtensionPdo() : void
     {
-        self::assertTrue(extension_loaded('pdo'));
+        self::assertTrue(\extension_loaded('pdo'));
     }
 
     public function testExtensionGD() : void
     {
-        self::assertTrue(extension_loaded('gd') || extension_loaded('gd2'));
+        self::assertTrue(\extension_loaded('gd') || \extension_loaded('gd2'));
     }
 }

tests/Localization/ISO3166CharEnumTest.php

@@ -33,6 +33,6 @@ class ISO3166CharEnumTest extends \PHPUnit\Framework\TestCase
         }
 
         self::assertTrue($ok);
-        self::assertEquals(\count($enum), \count(array_unique($enum)));
+        self::assertEquals(\count($enum), \count(\array_unique($enum)));
     }
 }

tests/Localization/ISO3166NameEnumTest.php

@@ -22,6 +22,6 @@ class ISO3166NameEnumTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         $enum = ISO3166NameEnum::getConstants();
-        self::assertEquals(\count($enum), \count(array_unique($enum)));
+        self::assertEquals(\count($enum), \count(\array_unique($enum)));
     }
 }

tests/Localization/ISO3166NumEnumTest.php

@@ -33,6 +33,6 @@ class ISO3166NumEnumTest extends \PHPUnit\Framework\TestCase
         }
 
         self::assertTrue($ok);
-        self::assertEquals(\count($enum), \count(array_unique($enum)));
+        self::assertEquals(\count($enum), \count(\array_unique($enum)));
     }
 }

tests/Localization/ISO3166TwoEnumTest.php

@@ -33,6 +33,6 @@ class ISO3166TwoEnumTest extends \PHPUnit\Framework\TestCase
         }
 
         self::assertTrue($ok);
-        self::assertEquals(\count($countryCodes), \count(array_unique($countryCodes)));
+        self::assertEquals(\count($countryCodes), \count(\array_unique($countryCodes)));
     }
 }

tests/Localization/ISO4217CharEnumTest.php

@@ -33,6 +33,6 @@ class ISO4217CharEnumTest extends \PHPUnit\Framework\TestCase
         }
 
         self::assertTrue($ok);
-        self::assertEquals(\count($enum), \count(array_unique($enum)));
+        self::assertEquals(\count($enum), \count(\array_unique($enum)));
     }
 }

tests/Localization/ISO4217EnumTest.php

@@ -22,6 +22,6 @@ class ISO4217EnumTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         $enum = ISO4217Enum::getConstants();
-        self::assertEquals(\count($enum), \count(array_unique($enum)));
+        self::assertEquals(\count($enum), \count(\array_unique($enum)));
     }
 }

tests/Localization/ISO4217NumEnumTest.php

@@ -33,6 +33,6 @@ class ISO4217NumEnumTest extends \PHPUnit\Framework\TestCase
         }
 
         self::assertTrue($ok);
-        self::assertEquals(\count($enum), \count(array_unique($enum)));
+        self::assertEquals(\count($enum), \count(\array_unique($enum)));
     }
 }

tests/Localization/ISO639EnumTest.php

@@ -22,6 +22,6 @@ class ISO639EnumTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         $enum = ISO639Enum::getConstants();
-        self::assertEquals(\count($enum), \count(array_unique($enum)));
+        self::assertEquals(\count($enum), \count(\array_unique($enum)));
     }
 }

tests/Localization/ISO639x1EnumTest.php

@@ -33,6 +33,6 @@ class ISO639x1EnumTest extends \PHPUnit\Framework\TestCase
         }
 
         self::assertTrue($ok);
-        self::assertEquals(\count($enum), \count(array_unique($enum)));
+        self::assertEquals(\count($enum), \count(\array_unique($enum)));
     }
 }

tests/Localization/ISO639x2EnumTest.php

@@ -33,6 +33,6 @@ class ISO639x2EnumTest extends \PHPUnit\Framework\TestCase
         }
 
         self::assertTrue($ok);
-        self::assertEquals(\count($enum), \count(array_unique($enum)));
+        self::assertEquals(\count($enum), \count(\array_unique($enum)));
     }
 }

tests/Localization/TimeZoneEnumArrayTest.php

@@ -21,6 +21,6 @@ class TimeZoneEnumArrayTest extends \PHPUnit\Framework\TestCase
 {
     public function testEnums() : void
     {
-        self::assertEquals(\count(TimeZoneEnumArray::getConstants()), \count(array_unique(TimeZoneEnumArray::getConstants())));
+        self::assertEquals(\count(TimeZoneEnumArray::getConstants()), \count(\array_unique(TimeZoneEnumArray::getConstants())));
     }
 }

tests/Log/FileLoggerTest.php

@@ -26,15 +26,15 @@ class FileLoggerTest extends \PHPUnit\Framework\TestCase
         self::assertObjectHasAttribute('fp', $log);
         self::assertObjectHasAttribute('path', $log);
 
-        if (\file_exists(__DIR__ . '/' . date('Y-m-d') . '.log')) {
+        if (\file_exists(__DIR__ . '/' . \date('Y-m-d') . '.log')) {
-            \unlink(__DIR__ . '/' . date('Y-m-d') . '.log');
+            \unlink(__DIR__ . '/' . \date('Y-m-d') . '.log');
         }
     }
 
     public function testDefault() : void
     {
-        if (\file_exists(__DIR__ . '/' . date('Y-m-d') . '.log')) {
+        if (\file_exists(__DIR__ . '/' . \date('Y-m-d') . '.log')) {
-            \unlink(__DIR__ . '/' . date('Y-m-d') . '.log');
+            \unlink(__DIR__ . '/' . \date('Y-m-d') . '.log');
         }
 
         $log = FileLogger::getInstance(__DIR__);
@@ -43,8 +43,8 @@ class FileLoggerTest extends \PHPUnit\Framework\TestCase
         self::assertEquals([], $log->get());
         self::assertEquals([], $log->getByLine());
 
-        if (\file_exists(__DIR__ . '/' . date('Y-m-d') . '.log')) {
+        if (\file_exists(__DIR__ . '/' . \date('Y-m-d') . '.log')) {
-            \unlink(__DIR__ . '/' . date('Y-m-d') . '.log');
+            \unlink(__DIR__ . '/' . \date('Y-m-d') . '.log');
         }
     }
 
@@ -120,7 +120,7 @@ class FileLoggerTest extends \PHPUnit\Framework\TestCase
         self::assertEquals(2, $log->countLogs()['debug'] ?? 0);
 
         self::assertEquals(['0.0.0.0' => 9], $log->getHighestPerpetrator());
-        self::assertEquals([6, 7, 8, 9, 10], array_keys($log->get(5, 1)));
+        self::assertEquals([6, 7, 8, 9, 10], \array_keys($log->get(5, 1)));
         self::assertEquals('alert', $log->getByLine(2)['level']);
 
         \ob_start();
@@ -129,7 +129,7 @@ class FileLoggerTest extends \PHPUnit\Framework\TestCase
             'line'    => 11,
             'file'    => self::class,
         ]);
-        $ob = ob_get_clean();
+        $ob = \ob_get_clean();
 
         // test without output
         $log->console(FileLogger::MSG_FULL, false, [
@@ -142,13 +142,13 @@ class FileLoggerTest extends \PHPUnit\Framework\TestCase
 
         \ob_start();
         $log->console('test', true);
-        $ob = ob_get_clean();
+        $ob = \ob_get_clean();
         self::assertEquals(\date('[Y-m-d H:i:s] ') . "test\r\n", $ob);
 
         \unlink(__DIR__ . '/test.log');
 
-        if (\file_exists(__DIR__ . '/' . date('Y-m-d') . '.log')) {
+        if (\file_exists(__DIR__ . '/' . \date('Y-m-d') . '.log')) {
-            \unlink(__DIR__ . '/' . date('Y-m-d') . '.log');
+            \unlink(__DIR__ . '/' . \date('Y-m-d') . '.log');
         }
 
         \ob_clean();
@@ -179,8 +179,8 @@ class FileLoggerTest extends \PHPUnit\Framework\TestCase
             \unlink(__DIR__ . '/test.log');
         }
 
-        if (\file_exists(__DIR__ . '/' . date('Y-m-d') . '.log')) {
+        if (\file_exists(__DIR__ . '/' . \date('Y-m-d') . '.log')) {
-            \unlink(__DIR__ . '/' . date('Y-m-d') . '.log');
+            \unlink(__DIR__ . '/' . \date('Y-m-d') . '.log');
         }
     }
 }

tests/Math/Matrix/EigenvalueDecompositionTest.php

@@ -33,9 +33,9 @@ class EigenvalueDecompositionTest extends \PHPUnit\Framework\TestCase
         self::assertEqualsWithDelta([0, 2, 5], $eig->getRealEigenvalues()->toArray(), 0.2);
 
         self::assertEqualsWithDelta([
-            [0, 2/sqrt(6), 1/sqrt(3)],
+            [0, 2/\sqrt(6), 1/\sqrt(3)],
-            [1/sqrt(2), -1/sqrt(6), 1/sqrt(3)],
+            [1/\sqrt(2), -1/\sqrt(6), 1/\sqrt(3)],
-            [-1/sqrt(2), -1/sqrt(6), 1/sqrt(3)],
+            [-1/\sqrt(2), -1/\sqrt(6), 1/\sqrt(3)],
         ], $eig->getV()->toArray(), 0.2);
 
         self::assertEqualsWithDelta([
@@ -60,9 +60,9 @@ class EigenvalueDecompositionTest extends \PHPUnit\Framework\TestCase
         self::assertEqualsWithDelta([-5, 3, 6], $eig->getRealEigenvalues()->toArray(), 0.2);
 
         self::assertEqualsWithDelta([
-            [-sqrt(2/3), sqrt(2/7), -1/sqrt(293)],
+            [-\sqrt(2/3), \sqrt(2/7), -1/\sqrt(293)],
-            [-1/sqrt(6), -3/sqrt(14), -6/sqrt(293)],
+            [-1/\sqrt(6), -3/\sqrt(14), -6/\sqrt(293)],
-            [1/sqrt(6), -1/sqrt(14), -16/sqrt(293)],
+            [1/\sqrt(6), -1/\sqrt(14), -16/\sqrt(293)],
         ], $eig->getV()->toArray(), 0.2);
 
         self::assertEqualsWithDelta([

tests/Math/Number/NumberTypeTest.php

@@ -20,7 +20,7 @@ class NumberTypeTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(9, \count(NumberType::getConstants()));
-        self::assertEquals(NumberType::getConstants(), array_unique(NumberType::getConstants()));
+        self::assertEquals(NumberType::getConstants(), \array_unique(NumberType::getConstants()));
 
         self::assertEquals(0, NumberType::N_INTEGER);
         self::assertEquals(1, NumberType::N_NATURAL);

tests/Math/Stochastic/Distribution/ChiSquaredDistributionTest.php

@@ -46,7 +46,7 @@ class ChiSquaredDistributionTest extends \PHPUnit\Framework\TestCase
 
     public function testMode() : void
     {
-        self::assertEquals(max(5 - 2, 0), ChiSquaredDistribution::getMode(5));
+        self::assertEquals(\max(5 - 2, 0), ChiSquaredDistribution::getMode(5));
     }
 
     public function testMean() : void
@@ -74,7 +74,7 @@ class ChiSquaredDistributionTest extends \PHPUnit\Framework\TestCase
     {
         $df = 5;
 
-        self::assertEquals(sqrt(8 / $df), ChiSquaredDistribution::getSkewness($df));
+        self::assertEquals(\sqrt(8 / $df), ChiSquaredDistribution::getSkewness($df));
     }
 
     public function testExKurtosis() : void

tests/Math/Stochastic/Distribution/ExponentialDistributionTest.php

@@ -45,7 +45,7 @@ class ExponentialDistributionTest extends \PHPUnit\Framework\TestCase
 
     public function testMedian() : void
     {
-        self::assertEquals(1/3 * log(2), ExponentialDistribution::getMedian(3));
+        self::assertEquals(1/3 * \log(2), ExponentialDistribution::getMedian(3));
     }
 
     public function testMgf() : void

tests/Math/Stochastic/Distribution/GeometricDistributionTest.php

@@ -56,7 +56,7 @@ class GeometricDistributionTest extends \PHPUnit\Framework\TestCase
     {
         $p = 0.3;
 
-        self::assertEquals((2 - $p) / sqrt(1 - $p), GeometricDistribution::getSkewness($p));
+        self::assertEquals((2 - $p) / \sqrt(1 - $p), GeometricDistribution::getSkewness($p));
     }
 
     public function testExKurtosis() : void
@@ -70,6 +70,6 @@ class GeometricDistributionTest extends \PHPUnit\Framework\TestCase
     {
         $p = 0.3;
 
-        self::assertEquals(ceil(-1 / log(1 - $p, 2)), GeometricDistribution::getMedian($p));
+        self::assertEquals(\ceil(-1 / \log(1 - $p, 2)), GeometricDistribution::getMedian($p));
     }
 }

tests/Math/Stochastic/Distribution/PoissonDistributionTest.php

@@ -58,7 +58,7 @@ class PoissonDistributionTest extends \PHPUnit\Framework\TestCase
     {
         $l = 4.6;
 
-        self::assertEquals(1 / sqrt($l), PoissonDistribution::getSkewness($l));
+        self::assertEquals(1 / \sqrt($l), PoissonDistribution::getSkewness($l));
     }
 
     public function testExKurtosis() : void
@@ -87,6 +87,6 @@ class PoissonDistributionTest extends \PHPUnit\Framework\TestCase
         $l = 4.6;
         $t = 3;
 
-        self::assertEquals(exp($l * (\exp($t) - 1)), PoissonDistribution::getMgf($l, $t));
+        self::assertEquals(\exp($l * (\exp($t) - 1)), PoissonDistribution::getMgf($l, $t));
     }
 }

tests/Message/Http/BrowserTypeTest.php

@@ -20,7 +20,7 @@ class BrowserTypeTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(12, BrowserType::count());
-        self::assertEquals(BrowserType::getConstants(), array_unique(BrowserType::getConstants()));
+        self::assertEquals(BrowserType::getConstants(), \array_unique(BrowserType::getConstants()));
 
         self::assertEquals('msie', BrowserType::IE);
         self::assertEquals('edge', BrowserType::EDGE);

tests/Message/Http/OSTypeTest.php

@@ -20,6 +20,6 @@ class OSTypeTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(24, \count(OSType::getConstants()));
-        self::assertEquals(OSType::getConstants(), array_unique(OSType::getConstants()));
+        self::assertEquals(OSType::getConstants(), \array_unique(OSType::getConstants()));
     }
 }

tests/Message/Http/RequestMethodTest.php

@@ -20,7 +20,7 @@ class RequestMethodTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(6, \count(RequestMethod::getConstants()));
-        self::assertEquals(RequestMethod::getConstants(), array_unique(RequestMethod::getConstants()));
+        self::assertEquals(RequestMethod::getConstants(), \array_unique(RequestMethod::getConstants()));
 
         self::assertEquals('GET', RequestMethod::GET);
         self::assertEquals('POST', RequestMethod::POST);

tests/Message/Http/RequestStatusCodeTest.php

@@ -20,7 +20,7 @@ class RequestStatusCodeTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(55, \count(RequestStatusCode::getConstants()));
-        self::assertEquals(RequestStatusCode::getConstants(), array_unique(RequestStatusCode::getConstants()));
+        self::assertEquals(RequestStatusCode::getConstants(), \array_unique(RequestStatusCode::getConstants()));
 
         self::assertEquals(100, RequestStatusCode::R_100);
         self::assertEquals(101, RequestStatusCode::R_101);

tests/Message/Http/RequestStatusTest.php

@@ -20,7 +20,7 @@ class RequestStatusTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(55, \count(RequestStatus::getConstants()));
-        self::assertEquals(RequestStatus::getConstants(), array_unique(RequestStatus::getConstants()));
+        self::assertEquals(RequestStatus::getConstants(), \array_unique(RequestStatus::getConstants()));
 
         self::assertEquals('Continue', RequestStatus::R_100);
         self::assertEquals('Switching Protocols', RequestStatus::R_101);

tests/Model/Message/DomActionTest.php

@@ -20,7 +20,7 @@ class DomActionTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(9, \count(DomAction::getConstants()));
-        self::assertEquals(DomAction::getConstants(), array_unique(DomAction::getConstants()));
+        self::assertEquals(DomAction::getConstants(), \array_unique(DomAction::getConstants()));
 
         self::assertEquals(0, DomAction::CREATE_BEFORE);
         self::assertEquals(1, DomAction::CREATE_AFTER);

tests/Model/Message/NotifyTypeTest.php

@@ -20,7 +20,7 @@ class NotifyTypeTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(5, \count(NotifyType::getConstants()));
-        self::assertEquals(NotifyType::getConstants(), array_unique(NotifyType::getConstants()));
+        self::assertEquals(NotifyType::getConstants(), \array_unique(NotifyType::getConstants()));
 
         self::assertEquals(0, NotifyType::BINARY);
         self::assertEquals(1, NotifyType::INFO);

tests/Module/PackageManagerTest.php

@@ -24,7 +24,7 @@ class PackageManagerTest extends \PHPUnit\Framework\TestCase
     public static function setUpBeforeClass() : void
     {
         if (\file_exists(__DIR__ . '/testPackage.zip')) {
-            unlink(__DIR__ . '/testPackage.zip');
+            \unlink(__DIR__ . '/testPackage.zip');
         }
 
         if (\file_exists(__DIR__ . '/testPackageExtracted')) {
@@ -34,7 +34,7 @@ class PackageManagerTest extends \PHPUnit\Framework\TestCase
         }
 
         if (\file_exists(__DIR__ . '/public.key')) {
-            unlink(__DIR__ . '/public.key');
+            \unlink(__DIR__ . '/public.key');
         }
 
         // create keys
@@ -61,7 +61,7 @@ class PackageManagerTest extends \PHPUnit\Framework\TestCase
         }
 
         $hash      = \sodium_crypto_generichash_final($state);
-        $signature = sodium_crypto_sign_detached($hash, $alice_sign_secretkey);
+        $signature = \sodium_crypto_sign_detached($hash, $alice_sign_secretkey);
 
         \file_put_contents(__DIR__ . '/testPackage/package.cert', $signature);
         \file_put_contents(__DIR__ . '/public.key', $alice_sign_publickey);
@@ -133,7 +133,7 @@ class PackageManagerTest extends \PHPUnit\Framework\TestCase
     public static function tearDownAfterClass() : void
     {
         if (\file_exists(__DIR__ . '/testPackage.zip')) {
-            unlink(__DIR__ . '/testPackage.zip');
+            \unlink(__DIR__ . '/testPackage.zip');
         }
 
         if (\file_exists(__DIR__ . '/testPackageExtracted')) {
@@ -144,9 +144,9 @@ class PackageManagerTest extends \PHPUnit\Framework\TestCase
         }
 
         if (\file_exists(__DIR__ . '/public.key')) {
-            unlink(__DIR__ . '/public.key');
+            \unlink(__DIR__ . '/public.key');
         }
 
-        file_put_contents(__DIR__ . '/testPackage/package.cert', '');
+        \file_put_contents(__DIR__ . '/testPackage/package.cert', '');
     }
 }

tests/Router/RouteVerbTest.php

@@ -31,6 +31,6 @@ class RouteVerbTest extends \PHPUnit\Framework\TestCase
     public function testEnumUnique() : void
     {
         $values = RouteVerb::getConstants();
-        self::assertEquals(\count($values), array_sum(array_count_values($values)));
+        self::assertEquals(\count($values), \array_sum(\array_count_values($values)));
     }
 }

tests/Security/Sample/noDeprecated.php

@@ -2,5 +2,5 @@
 
 function noDeprecated()
 {
-    return is_string('');
+    return \is_string('');
 }

tests/Stdlib/Base/SmartDateTimeTest.php

@@ -46,8 +46,8 @@ class SmartDateTimeTest extends \PHPUnit\Framework\TestCase
         $expected = new \DateTime('now');
         $obj      = SmartDateTime::createFromDateTime($expected);
         self::assertEquals($expected->format('Y-m-d H:i:s'), $obj->format('Y-m-d H:i:s'));
-        self::assertEquals(\date("Y-m-t", strtotime($expected->format('Y-m-d'))), $obj->getEndOfMonth()->format('Y-m-d'));
+        self::assertEquals(\date("Y-m-t", \strtotime($expected->format('Y-m-d'))), $obj->getEndOfMonth()->format('Y-m-d'));
-        self::assertEquals(\date("Y-m-01", strtotime($expected->format('Y-m-d'))), $obj->getStartOfMonth()->format('Y-m-d'));
+        self::assertEquals(\date("Y-m-01", \strtotime($expected->format('Y-m-d'))), $obj->getStartOfMonth()->format('Y-m-d'));
 
         self::assertFalse((new SmartDateTime('2103-07-20'))->isLeapYear());
         self::assertTrue((new SmartDateTime('2104-07-20'))->isLeapYear());

tests/System/File/ContentPutModeTest.php

@@ -20,7 +20,7 @@ class ContentPutModeTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(4, \count(ContentPutMode::getConstants()));
-        self::assertEquals(ContentPutMode::getConstants(), array_unique(ContentPutMode::getConstants()));
+        self::assertEquals(ContentPutMode::getConstants(), \array_unique(ContentPutMode::getConstants()));
 
         self::assertEquals(1, ContentPutMode::APPEND);
         self::assertEquals(2, ContentPutMode::PREPEND);

tests/System/File/ExtensionTypeTest.php

@@ -20,7 +20,7 @@ class ExtensionTypeTest extends \PHPUnit\Framework\TestCase
     public function testEnums() : void
     {
         self::assertEquals(11, \count(ExtensionType::getConstants()));
-        self::assertEquals(ExtensionType::getConstants(), array_unique(ExtensionType::getConstants()));
+        self::assertEquals(ExtensionType::getConstants(), \array_unique(ExtensionType::getConstants()));
 
         self::assertEquals(1, ExtensionType::UNKNOWN);
         self::assertEquals(2, ExtensionType::CODE);

tests/System/File/Ftp/test.txt

@@ -0,0 +1 @@
+test5test3test4

tests/System/SystemUtilsTest.php

@@ -33,7 +33,7 @@ class SystemUtilsTest extends \PHPUnit\Framework\TestCase
             self::assertEquals(0, SystemUtils::getRAMUsage());
         }
 
-        if (!stristr(PHP_OS, 'WIN')) {
+        if (!\stristr(PHP_OS, 'WIN')) {
             self::assertGreaterThan(0, SystemUtils::getRAMUsage());
         }
     }

tests/Uri/UriSchemeTest.php

@@ -41,6 +41,6 @@ class UriSchemeTest extends \PHPUnit\Framework\TestCase
     public function testEnumUnique() : void
     {
         $values = UriScheme::getConstants();
-        self::assertEquals(\count($values), array_sum(array_count_values($values)));
+        self::assertEquals(\count($values), \array_sum(\array_count_values($values)));
     }
 }

tests/Utils/Barcode/C128aTest.php

@@ -20,7 +20,7 @@ class C128aTest extends \PHPUnit\Framework\TestCase
 {
     protected function setUp() : void
     {
-        if (!extension_loaded('gd')) {
+        if (!\extension_loaded('gd')) {
             $this->markTestSkipped(
               'The GD extension is not available.'
             );

tests/Utils/Barcode/C128bTest.php

@@ -20,7 +20,7 @@ class C128bTest extends \PHPUnit\Framework\TestCase
 {
     protected function setUp() : void
     {
-        if (!extension_loaded('gd')) {
+        if (!\extension_loaded('gd')) {
             $this->markTestSkipped(
               'The GD extension is not available.'
             );