Apply fixes from StyleCI

2026-03-12 09:31:51 +01:00 · 2017-09-20 08:29:52 +00:00
parent 94a464cb4d
commit b9dfa713ff
47 changed files with 1430 additions and 1220 deletions
--- a/tests/Meritoo/Common/Test/Collection/CollectionTest.php
+++ b/tests/Meritoo/Common/Test/Collection/CollectionTest.php
@@ -14,7 +14,7 @@ use Meritoo\Common\Test\Base\BaseTestCase;
 use Meritoo\Common\Type\OopVisibilityType;

 /**
- * Tests of the collection of elements
+ * Tests of the collection of elements.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -22,21 +22,21 @@ use Meritoo\Common\Type\OopVisibilityType;
 class CollectionTest extends BaseTestCase
 {
    /**
-     * An empty collection
+     * An empty collection.
     *
     * @var Collection
     */
    private $emptyCollection;

    /**
-     * Simple collection
+     * Simple collection.
     *
     * @var Collection
     */
    private $simpleCollection;

    /**
-     * Elements of simple collection
+     * Elements of simple collection.
     *
     * @var array
     */
--- a/tests/Meritoo/Common/Test/Exception/Base/UnknownTypeExceptionTest.php
+++ b/tests/Meritoo/Common/Test/Exception/Base/UnknownTypeExceptionTest.php
@@ -13,7 +13,7 @@ use Meritoo\Common\Type\Base\BaseType;
 use PHPUnit_Framework_TestCase;

 /**
- * Tests of the exception used while type of something is unknown
+ * Tests of the exception used while type of something is unknown.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -33,7 +33,7 @@ class UnknownTypeExceptionTest extends PHPUnit_Framework_TestCase
 }

 /**
- * Type of something (for testing purposes)
+ * Type of something (for testing purposes).
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -46,7 +46,7 @@ class TestType extends BaseType
 }

 /**
- * An exception used while type of something is unknown (for testing purposes)
+ * An exception used while type of something is unknown (for testing purposes).
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -54,7 +54,7 @@ class TestType extends BaseType
 class UnknownTestTypeException extends UnknownTypeException
 {
    /**
-     * Class constructor
+     * Class constructor.
     *
     * @param int|string $unknownType The unknown type of something (for testing purposes)
     */
@@ -65,7 +65,7 @@ class UnknownTestTypeException extends UnknownTypeException
 }

 /**
- * Service used together with type of something (for testing purposes)
+ * Service used together with type of something (for testing purposes).
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -73,9 +73,10 @@ class UnknownTestTypeException extends UnknownTypeException
 class TestService
 {
    /**
-     * Returns translated type (for testing purposes)
+     * Returns translated type (for testing purposes).
     *
     * @param string $type Type of something (for testing purposes)
+     *
     * @return string
     *
     * @throws UnknownTestTypeException
--- a/tests/Meritoo/Common/Test/Type/Base/BaseTypeTest.php
+++ b/tests/Meritoo/Common/Test/Type/Base/BaseTypeTest.php
@@ -13,7 +13,7 @@ use Meritoo\Common\Type\Base\BaseType;
 use PHPUnit_Framework_TestCase;

 /**
- * Tests of the base / abstract type of something
+ * Tests of the base / abstract type of something.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -45,7 +45,7 @@ class BaseTypeTest extends PHPUnit_Framework_TestCase
    }

    /**
-     * Provides type of something for testing the getAll() method
+     * Provides type of something for testing the getAll() method.
     *
     * @return Generator
     */
@@ -66,7 +66,7 @@ class BaseTypeTest extends PHPUnit_Framework_TestCase
    }

    /**
-     * Provides type of something for testing the isCorrectType() method
+     * Provides type of something for testing the isCorrectType() method.
     *
     * @return Generator
     */
@@ -177,7 +177,7 @@ class BaseTypeTest extends PHPUnit_Framework_TestCase
 }

 /**
- * Empty type of something used for testing
+ * Empty type of something used for testing.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -187,7 +187,7 @@ class TestEmptyType extends BaseType
 }

 /**
- * Type of something used for testing
+ * Type of something used for testing.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
--- a/tests/Meritoo/Common/Test/Type/DatePartTypeTest.php
+++ b/tests/Meritoo/Common/Test/Type/DatePartTypeTest.php
@@ -12,7 +12,7 @@ use Meritoo\Common\Test\Base\BaseTypeTestCase;
 use Meritoo\Common\Type\DatePartType;

 /**
- * Tests of the type of date part, e.g. "year"
+ * Tests of the type of date part, e.g. "year".
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -25,12 +25,12 @@ class DatePartTypeTest extends BaseTypeTestCase
    protected function getAllExpectedTypes()
    {
        return [
-            'DAY'    => DatePartType::DAY,
-            'HOUR'   => DatePartType::HOUR,
+            'DAY' => DatePartType::DAY,
+            'HOUR' => DatePartType::HOUR,
            'MINUTE' => DatePartType::MINUTE,
-            'MONTH'  => DatePartType::MONTH,
+            'MONTH' => DatePartType::MONTH,
            'SECOND' => DatePartType::SECOND,
-            'YEAR'   => DatePartType::YEAR,
+            'YEAR' => DatePartType::YEAR,
        ];
    }

--- a/tests/Meritoo/Common/Test/Utilities/ArraysTest.php
+++ b/tests/Meritoo/Common/Test/Utilities/ArraysTest.php
@@ -12,7 +12,7 @@ use Meritoo\Common\Utilities\Arrays;
 use PHPUnit_Framework_TestCase;

 /**
- * Tests of the useful arrays methods
+ * Tests of the useful arrays methods.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -67,8 +67,8 @@ class ArraysTest extends PHPUnit_Framework_TestCase
        self::assertEquals('', Arrays::values2csv($this->simpleArray));

        self::assertEquals("lorem,ipsum,dolor,sit,amet\n"
-            . "consectetur,adipiscing,elit\n"
-            . 'donec,sagittis,fringilla,eleifend', Arrays::values2csv($this->twoDimensionsArray));
+            ."consectetur,adipiscing,elit\n"
+            .'donec,sagittis,fringilla,eleifend', Arrays::values2csv($this->twoDimensionsArray));
    }

    public function testGetFirstKey()
@@ -175,7 +175,7 @@ class ArraysTest extends PHPUnit_Framework_TestCase
    {
        $effect = [
            'nullam' => 'donec',
-            'x'      => [
+            'x' => [
                'vitae' => [
                    'x' => 'quis',
                ],
@@ -188,7 +188,7 @@ class ArraysTest extends PHPUnit_Framework_TestCase

        self::assertEquals([
            'x' => 'sit',
-            4   => 'amet',
+            4 => 'amet',
        ], Arrays::replaceArrayKeys($this->simpleArray, '|[0-3]+|', 'x'));
    }

@@ -370,19 +370,19 @@ letsTest[2] = value_2;';
                'lorem' => 0,
                'ipsum' => 1,
                'dolor' => 2,
-                'sit'   => 3,
-                'amet'  => 4,
+                'sit' => 3,
+                'amet' => 4,
            ],
            [
                'consectetur' => 0,
-                'adipiscing'  => 1,
-                'elit'        => 2,
+                'adipiscing' => 1,
+                'elit' => 2,
            ],
            [
-                'donec'     => 0,
-                'sagittis'  => 1,
+                'donec' => 0,
+                'sagittis' => 1,
                'fringilla' => 2,
-                'eleifend'  => 3,
+                'eleifend' => 3,
            ],
        ];

@@ -428,16 +428,16 @@ letsTest[2] = value_2;';
         */
        $array = [
            'light' => '#fff',
-            'dark'  => '#000',
+            'dark' => '#000',
        ];

        self::assertEquals($array, Arrays::string2array('light:#fff|dark:#000'));
        self::assertEquals($array, Arrays::string2array('light: #fff | dark: #000'));

        $array = [
-            'red'   => '#f00',
+            'red' => '#f00',
            'green' => '#0f0',
-            'blue'  => '#00f',
+            'blue' => '#00f',
        ];

        self::assertEquals($array, Arrays::string2array('red:#f00|green:#0f0|blue:#00f'));
@@ -489,12 +489,12 @@ letsTest[2] = value_2;';

        $keys16 = [
            'a' => 'lorem',
-            11  => 'amet',
+            11 => 'amet',
        ];

        $keys17 = [
            'a' => 'lorem',
-            11  => 'amet',
+            11 => 'amet',
            'c' => 'sit__',
        ];

@@ -518,16 +518,16 @@ letsTest[2] = value_2;';
         * Using default separator and other default arguments
         */
        $expected = [
-            'lorem.ipsum.dolor'        => 'sit',
-            'lorem.ipsum.diam.non'     => 'egestas',
-            'consectetur'              => 'adipiscing',
-            'mollis'                   => 1234,
-            2                          => [],
-            'sit.nullam'               => 'donec',
+            'lorem.ipsum.dolor' => 'sit',
+            'lorem.ipsum.diam.non' => 'egestas',
+            'consectetur' => 'adipiscing',
+            'mollis' => 1234,
+            2 => [],
+            'sit.nullam' => 'donec',
            'sit.aliquet.vitae.ligula' => 'quis',
-            'sit.0'                    => 'elit',
-            'amet.0'                   => 'iaculis',
-            'amet.1'                   => 'primis',
+            'sit.0' => 'elit',
+            'amet.0' => 'iaculis',
+            'amet.1' => 'primis',
        ];

        self::assertEquals($expected, Arrays::getLastElementsPaths($this->complexArray));
@@ -537,16 +537,16 @@ letsTest[2] = value_2;';
         */
        $separator = ' -> ';
        $expected = [
-            sprintf('lorem%sipsum%sdolor', $separator, $separator)                     => 'sit',
-            sprintf('lorem%sipsum%sdiam%snon', $separator, $separator, $separator)     => 'egestas',
-            'consectetur'                                                              => 'adipiscing',
-            'mollis'                                                                   => 1234,
-            2                                                                          => [],
-            sprintf('sit%snullam', $separator)                                         => 'donec',
+            sprintf('lorem%sipsum%sdolor', $separator, $separator) => 'sit',
+            sprintf('lorem%sipsum%sdiam%snon', $separator, $separator, $separator) => 'egestas',
+            'consectetur' => 'adipiscing',
+            'mollis' => 1234,
+            2 => [],
+            sprintf('sit%snullam', $separator) => 'donec',
            sprintf('sit%saliquet%svitae%sligula', $separator, $separator, $separator) => 'quis',
-            sprintf('sit%s0', $separator)                                              => 'elit',
-            sprintf('amet%s0', $separator)                                             => 'iaculis',
-            sprintf('amet%s1', $separator)                                             => 'primis',
+            sprintf('sit%s0', $separator) => 'elit',
+            sprintf('amet%s0', $separator) => 'iaculis',
+            sprintf('amet%s1', $separator) => 'primis',
        ];

        self::assertEquals($expected, Arrays::getLastElementsPaths($this->complexArray, $separator));
@@ -555,16 +555,16 @@ letsTest[2] = value_2;';
         * Special exception: do not use, stop recursive on the "diam" key
         */
        $expected = [
-            'lorem.ipsum.dolor'        => 'sit',
-            'consectetur'              => 'adipiscing',
-            'mollis'                   => 1234,
-            2                          => [],
-            'sit.nullam'               => 'donec',
+            'lorem.ipsum.dolor' => 'sit',
+            'consectetur' => 'adipiscing',
+            'mollis' => 1234,
+            2 => [],
+            'sit.nullam' => 'donec',
            'sit.aliquet.vitae.ligula' => 'quis',
-            'sit.0'                    => 'elit',
-            'amet.0'                   => 'iaculis',
-            'amet.1'                   => 'primis',
-            'lorem.ipsum.diam'         => [
+            'sit.0' => 'elit',
+            'amet.0' => 'iaculis',
+            'amet.1' => 'primis',
+            'lorem.ipsum.diam' => [
                'non' => 'egestas',
            ],
        ];
@@ -579,17 +579,17 @@ letsTest[2] = value_2;';
         */
        $expected = [
            'lorem . ipsum . dolor' => 'sit',
-            'consectetur'           => 'adipiscing',
-            'mollis'                => 1234,
-            2                       => [],
-            'sit . nullam'          => 'donec',
-            'sit . 0'               => 'elit',
-            'amet . 0'              => 'iaculis',
-            'amet . 1'              => 'primis',
-            'lorem . ipsum . diam'  => [
+            'consectetur' => 'adipiscing',
+            'mollis' => 1234,
+            2 => [],
+            'sit . nullam' => 'donec',
+            'sit . 0' => 'elit',
+            'amet . 0' => 'iaculis',
+            'amet . 1' => 'primis',
+            'lorem . ipsum . diam' => [
                'non' => 'egestas',
            ],
-            'sit . aliquet'         => [
+            'sit . aliquet' => [
                'vitae' => [
                    'ligula' => 'quis',
                ],
@@ -623,12 +623,12 @@ letsTest[2] = value_2;';
                2,
                3,
            ],
-            'primis > 0'                          => [
+            'primis > 0' => [
                'in',
                'faucibus',
                'orci',
            ],
-            'primis > 1'                          => [
+            'primis > 1' => [
                'luctus',
                'et',
                'ultrices',
@@ -653,14 +653,14 @@ letsTest[2] = value_2;';
         */
        $expected = [
            'lorem > ipsum > dolor' => 'sit',
-            'consectetur'           => 'adipiscing',
-            'mollis'                => 1234,
-            2                       => [],
-            'sit > nullam'          => 'donec',
-            'sit > 0'               => 'elit',
-            'amet > 0'              => 'iaculis',
-            'amet > 1'              => 'primis',
-            'lorem > ipsum > diam'  => [
+            'consectetur' => 'adipiscing',
+            'mollis' => 1234,
+            2 => [],
+            'sit > nullam' => 'donec',
+            'sit > 0' => 'elit',
+            'amet > 0' => 'iaculis',
+            'amet > 1' => 'primis',
+            'lorem > ipsum > diam' => [
                'non' => 'egestas',
            ],
            'sit > aliquet > vitae' => [
@@ -679,7 +679,7 @@ letsTest[2] = value_2;';
         * Stop building of paths on these paths (verify paths only)
         */
        $expected = [
-            'ipsum > quis > vestibulum > porta-1'          => [
+            'ipsum > quis > vestibulum > porta-1' => [
                'turpis',
                'urna',
            ],
@@ -691,13 +691,13 @@ letsTest[2] = value_2;';
                    ],
                ],
            ],
-            'ipsum > quis > vestibulum > porta-3 > 0'      => 1,
-            'ipsum > quis > vestibulum > porta-3 > 1'      => 2,
-            'ipsum > quis > vestibulum > porta-3 > 2'      => 3,
-            'primis > 0 > 0'                               => 'in',
-            'primis > 0 > 1'                               => 'faucibus',
-            'primis > 0 > 2'                               => 'orci',
-            'primis > 1'                                   => [
+            'ipsum > quis > vestibulum > porta-3 > 0' => 1,
+            'ipsum > quis > vestibulum > porta-3 > 1' => 2,
+            'ipsum > quis > vestibulum > porta-3 > 2' => 3,
+            'primis > 0 > 0' => 'in',
+            'primis > 0 > 1' => 'faucibus',
+            'primis > 0 > 2' => 'orci',
+            'primis > 1' => [
                'luctus',
                'et',
                'ultrices',
@@ -716,7 +716,7 @@ letsTest[2] = value_2;';
         * Stop building of paths if path contains any of these part (verify part of paths only)
         */
        $expected = [
-            'ipsum > quis > vestibulum > porta-1'               => [
+            'ipsum > quis > vestibulum > porta-1' => [
                'turpis',
                'urna',
            ],
@@ -726,15 +726,15 @@ letsTest[2] = value_2;';
                    'aliquam',
                ],
            ],
-            'ipsum > quis > vestibulum > porta-3 > 0'           => 1,
-            'ipsum > quis > vestibulum > porta-3 > 1'           => 2,
-            'ipsum > quis > vestibulum > porta-3 > 2'           => 3,
-            'primis > 0'                                        => [
+            'ipsum > quis > vestibulum > porta-3 > 0' => 1,
+            'ipsum > quis > vestibulum > porta-3 > 1' => 2,
+            'ipsum > quis > vestibulum > porta-3 > 2' => 3,
+            'primis > 0' => [
                'in',
                'faucibus',
                'orci',
            ],
-            'primis > 1'                                        => [
+            'primis > 1' => [
                'luctus',
                'et',
                'ultrices',
@@ -830,7 +830,7 @@ letsTest[2] = value_2;';
        ];

        $existingKeys = [
-            'simpleArray'         => [
+            'simpleArray' => [
                1,
                3,
                4,
@@ -839,11 +839,11 @@ letsTest[2] = value_2;';
                'dolor',
                'amet',
            ],
-            'twoDimensionsArray'  => [
+            'twoDimensionsArray' => [
                2,
                3,
            ],
-            'complexArray'        => [
+            'complexArray' => [
                'sit',
                'aliquet',
                'vitae',
@@ -883,7 +883,7 @@ letsTest[2] = value_2;';
                2,
                2,
            ],
-            'complexArray'       => [
+            'complexArray' => [
                [
                    'lorem',
                    'ipsum',
@@ -989,22 +989,22 @@ letsTest[2] = value_2;';
         * Positive case - multi-dimensions array
         */
        $effect = [
-            'amet'        => [
+            'amet' => [
                'iaculis',
                'primis',
            ],
            'consectetur' => 'adipiscing',
-            'lorem'       => [
+            'lorem' => [
                'ipsum' => [
                    'dolor' => 'sit',
-                    'diam'  => [
+                    'diam' => [
                        'non' => 'egestas',
                    ],
                ],
            ],
-            'mollis'      => 1234,
-            'sit'         => [
-                'nullam'  => 'donec',
+            'mollis' => 1234,
+            'sit' => [
+                'nullam' => 'donec',
                'aliquet' => [
                    'vitae' => [
                        'ligula' => 'quis',
@@ -1012,7 +1012,7 @@ letsTest[2] = value_2;';
                ],
                'elit',
            ],
-            2             => [],
+            2 => [],
        ];

        self::assertEquals($effect, Arrays::ksortRecursive($this->complexArray));
@@ -1021,23 +1021,23 @@ letsTest[2] = value_2;';
         * Positive case - multi-dimensions array - with options of ksort() function
         */
        $effect = [
-            2             => [],
-            'amet'        => [
+            2 => [],
+            'amet' => [
                'iaculis',
                'primis',
            ],
            'consectetur' => 'adipiscing',
-            'lorem'       => [
+            'lorem' => [
                'ipsum' => [
                    'dolor' => 'sit',
-                    'diam'  => [
+                    'diam' => [
                        'non' => 'egestas',
                    ],
                ],
            ],
-            'mollis'      => 1234,
-            'sit'         => [
-                'nullam'  => 'donec',
+            'mollis' => 1234,
+            'sit' => [
+                'nullam' => 'donec',
                'aliquet' => [
                    'vitae' => [
                        'ligula' => 'quis',
@@ -1086,7 +1086,7 @@ letsTest[2] = value_2;';
                'dolor',
                'sit',
            ],
-            'amet'  => [
+            'amet' => [
                'consectetur',
                'adipiscing' => [
                    'elit' => [
@@ -1105,10 +1105,10 @@ letsTest[2] = value_2;';
                'sit',
                Arrays::POSITION_KEY_NAME => 1,
            ],
-            'amet'  => [
+            'amet' => [
                'consectetur',
-                'adipiscing'              => [
-                    'elit'                    => [
+                'adipiscing' => [
+                    'elit' => [
                        'cras',
                        'quis',
                        'ligula',
@@ -1233,7 +1233,7 @@ letsTest[2] = value_2;';

        $sorted = [
            'dolor' => 'sit',
-            'amet'  => 'consectetur',
+            'amet' => 'consectetur',
            'Lorem' => 'ipsum',
        ];

@@ -1306,9 +1306,9 @@ letsTest[2] = value_2;';
         * An array with elements that contain separator
         */
        $array = [
-            'lorem' . $separator,
+            'lorem'.$separator,
            'ipsum',
-            $separator . 'dolor',
+            $separator.'dolor',
        ];

        self::assertEquals(implode($separator, [
@@ -1658,7 +1658,7 @@ letsTest[2] = value_2;';
    }

    /**
-     * Provides simple array to set/replace values with keys
+     * Provides simple array to set/replace values with keys.
     *
     * @return \Generator
     */
@@ -1691,14 +1691,14 @@ letsTest[2] = value_2;';
                'Lorem' => 0,
                'ipsum' => 1,
                'dolor' => 2,
-                'sit'   => 3,
-                'amet'  => 4,
+                'sit' => 3,
+                'amet' => 4,
            ],
        ];
    }

    /**
-     * Provides an array with duplicated values to set/replace values with keys
+     * Provides an array with duplicated values to set/replace values with keys.
     *
     * @return \Generator
     */
@@ -1708,18 +1708,18 @@ letsTest[2] = value_2;';
            [
                'lorem' => 'ipsum',
                'dolor' => 'ipsum',
-                'sit'   => 'amet',
-                'diam'  => 'non',
-                'elit'  => 'non',
-                'in'    => 'non',
+                'sit' => 'amet',
+                'diam' => 'non',
+                'elit' => 'non',
+                'in' => 'non',
            ],
            [
                'ipsum' => [
                    'lorem',
                    'dolor',
                ],
-                'amet'  => 'sit',
-                'non'   => [
+                'amet' => 'sit',
+                'non' => [
                    'diam',
                    'elit',
                    'in',
@@ -1729,14 +1729,14 @@ letsTest[2] = value_2;';

        yield[
            [
-                'lorem'  => [
+                'lorem' => [
                    'diam' => 'non',
                    'elit' => 'non',
-                    'in'   => 'non',
+                    'in' => 'non',
                ],
                'dolor1' => 'ipsum',
                'dolor2' => 'ipsum',
-                'sit'    => 'amet',
+                'sit' => 'amet',
            ],
            [
                'lorem' => [
@@ -1750,7 +1750,7 @@ letsTest[2] = value_2;';
                    'dolor1',
                    'dolor2',
                ],
-                'amet'  => 'sit',
+                'amet' => 'sit',
            ],
        ];
    }
@@ -1773,7 +1773,7 @@ letsTest[2] = value_2;';
        $this->simpleArrayWithKeys = [
            'Lorem' => 'ipsum',
            'dolor' => 'sit',
-            'amet'  => 'consectetur',
+            'amet' => 'consectetur',
        ];

        $this->twoDimensionsArray = [
@@ -1798,19 +1798,19 @@ letsTest[2] = value_2;';
        ];

        $this->complexArray = [
-            'lorem'       => [
+            'lorem' => [
                'ipsum' => [
                    'dolor' => 'sit',
-                    'diam'  => [
+                    'diam' => [
                        'non' => 'egestas',
                    ],
                ],
            ],
            'consectetur' => 'adipiscing',
-            'mollis'      => 1234,
-            2             => [],
-            'sit'         => [
-                'nullam'  => 'donec',
+            'mollis' => 1234,
+            2 => [],
+            'sit' => [
+                'nullam' => 'donec',
                'aliquet' => [
                    'vitae' => [
                        'ligula' => 'quis',
@@ -1818,14 +1818,14 @@ letsTest[2] = value_2;';
                ],
                'elit',
            ],
-            'amet'        => [
+            'amet' => [
                'iaculis',
                'primis',
            ],
        ];

        $this->superComplexArray = [
-            'ipsum'  => [
+            'ipsum' => [
                'quis' => [
                    'vestibulum' => [
                        'porta-1' => [
--- a/tests/Meritoo/Common/Test/Utilities/BundleTest.php
+++ b/tests/Meritoo/Common/Test/Utilities/BundleTest.php
@@ -12,7 +12,7 @@ use Meritoo\Common\Utilities\Bundle;
 use PHPUnit_Framework_TestCase;

 /**
- * Tests of the useful methods for bundle
+ * Tests of the useful methods for bundle.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
--- a/tests/Meritoo/Common/Test/Utilities/ComposerTest.php
+++ b/tests/Meritoo/Common/Test/Utilities/ComposerTest.php
@@ -13,7 +13,7 @@ use Meritoo\Common\Test\Base\BaseTestCase;
 use Meritoo\Common\Utilities\Composer;

 /**
- * Tests of the useful Composer-related methods
+ * Tests of the useful Composer-related methods.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -21,7 +21,7 @@ use Meritoo\Common\Utilities\Composer;
 class ComposerTest extends BaseTestCase
 {
    /**
-     * Path of existing composer.json used as source of data for tests
+     * Path of existing composer.json used as source of data for tests.
     *
     * @var string
     */
@@ -59,7 +59,7 @@ class ComposerTest extends BaseTestCase
    }

    /**
-     * Provides names and values of existing nodes
+     * Provides names and values of existing nodes.
     *
     * @return Generator
     */
--- a/tests/Meritoo/Common/Test/Utilities/DatePeriodTest.php
+++ b/tests/Meritoo/Common/Test/Utilities/DatePeriodTest.php
@@ -15,7 +15,7 @@ use Meritoo\Common\Type\OopVisibilityType;
 use Meritoo\Common\Utilities\DatePeriod;

 /**
- * Tests of date's period
+ * Tests of date's period.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -110,7 +110,7 @@ class DatePeriodTest extends BaseTestCase
    }

    /**
-     * Provides the start and end date of date period
+     * Provides the start and end date of date period.
     *
     * @return Generator
     */
@@ -143,7 +143,7 @@ class DatePeriodTest extends BaseTestCase
    }

    /**
-     * Provides incorrect period
+     * Provides incorrect period.
     *
     * @return Generator
     */
@@ -155,7 +155,7 @@ class DatePeriodTest extends BaseTestCase
    }

    /**
-     * Provides period to verify
+     * Provides period to verify.
     *
     * @return Generator
     */
@@ -173,7 +173,7 @@ class DatePeriodTest extends BaseTestCase
    }

    /**
-     * Provides period and incorrect format of date to verify
+     * Provides period and incorrect format of date to verify.
     *
     * @return Generator
     */
@@ -199,7 +199,7 @@ class DatePeriodTest extends BaseTestCase
    }

    /**
-     * Provides period and format of date to verify
+     * Provides period and format of date to verify.
     *
     * @return Generator
     */
--- a/tests/Meritoo/Common/Test/Utilities/DateTest.php
+++ b/tests/Meritoo/Common/Test/Utilities/DateTest.php
@@ -16,7 +16,7 @@ use Meritoo\Common\Test\Base\BaseTestCase;
 use Meritoo\Common\Utilities\Date;

 /**
- * Tests of the Date methods (only static functions)
+ * Tests of the Date methods (only static functions).
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -189,7 +189,7 @@ class DateTest extends BaseTestCase

    public function testGetCurrentDayOfWeek()
    {
-        self::assertRegExp('/^[0-6]{1}$/', (string)Date::getCurrentDayOfWeek());
+        self::assertRegExp('/^[0-6]{1}$/', (string) Date::getCurrentDayOfWeek());
    }

    public function testGetCurrentDayOfWeekName()
@@ -231,7 +231,7 @@ class DateTest extends BaseTestCase
     */
    public function testGetDayOfWeek($year, $month, $day)
    {
-        self::assertRegExp('/^[0-6]{1}$/', (string)Date::getDayOfWeek($year, $month, $day));
+        self::assertRegExp('/^[0-6]{1}$/', (string) Date::getDayOfWeek($year, $month, $day));
    }

    /**
@@ -260,10 +260,10 @@ class DateTest extends BaseTestCase
        $dateEnd = '2017-01-02';

        $effect = [
-            Date::DATE_DIFFERENCE_UNIT_YEARS   => 0,
-            Date::DATE_DIFFERENCE_UNIT_MONTHS  => 0,
-            Date::DATE_DIFFERENCE_UNIT_DAYS    => 1,
-            Date::DATE_DIFFERENCE_UNIT_HOURS   => 0,
+            Date::DATE_DIFFERENCE_UNIT_YEARS => 0,
+            Date::DATE_DIFFERENCE_UNIT_MONTHS => 0,
+            Date::DATE_DIFFERENCE_UNIT_DAYS => 1,
+            Date::DATE_DIFFERENCE_UNIT_HOURS => 0,
            Date::DATE_DIFFERENCE_UNIT_MINUTES => 0,
        ];

@@ -280,10 +280,10 @@ class DateTest extends BaseTestCase
         * Difference of 1 day (using the relative date format)
         */
        $effect = [
-            Date::DATE_DIFFERENCE_UNIT_YEARS   => 0,
-            Date::DATE_DIFFERENCE_UNIT_MONTHS  => 0,
-            Date::DATE_DIFFERENCE_UNIT_DAYS    => 1,
-            Date::DATE_DIFFERENCE_UNIT_HOURS   => 0,
+            Date::DATE_DIFFERENCE_UNIT_YEARS => 0,
+            Date::DATE_DIFFERENCE_UNIT_MONTHS => 0,
+            Date::DATE_DIFFERENCE_UNIT_DAYS => 1,
+            Date::DATE_DIFFERENCE_UNIT_HOURS => 0,
            Date::DATE_DIFFERENCE_UNIT_MINUTES => 0,
        ];

@@ -301,10 +301,10 @@ class DateTest extends BaseTestCase
        $dateEnd = '2017-01-02 14:15';

        $effect = [
-            Date::DATE_DIFFERENCE_UNIT_YEARS   => 0,
-            Date::DATE_DIFFERENCE_UNIT_MONTHS  => 0,
-            Date::DATE_DIFFERENCE_UNIT_DAYS    => 1,
-            Date::DATE_DIFFERENCE_UNIT_HOURS   => 2,
+            Date::DATE_DIFFERENCE_UNIT_YEARS => 0,
+            Date::DATE_DIFFERENCE_UNIT_MONTHS => 0,
+            Date::DATE_DIFFERENCE_UNIT_DAYS => 1,
+            Date::DATE_DIFFERENCE_UNIT_HOURS => 2,
            Date::DATE_DIFFERENCE_UNIT_MINUTES => 15,
        ];

@@ -330,10 +330,10 @@ class DateTest extends BaseTestCase
        $dateEnd = '2017-02-11 16:30';

        $effect = [
-            Date::DATE_DIFFERENCE_UNIT_YEARS   => 0,
-            Date::DATE_DIFFERENCE_UNIT_MONTHS  => 1,
-            Date::DATE_DIFFERENCE_UNIT_DAYS    => 41,
-            Date::DATE_DIFFERENCE_UNIT_HOURS   => 4,
+            Date::DATE_DIFFERENCE_UNIT_YEARS => 0,
+            Date::DATE_DIFFERENCE_UNIT_MONTHS => 1,
+            Date::DATE_DIFFERENCE_UNIT_DAYS => 41,
+            Date::DATE_DIFFERENCE_UNIT_HOURS => 4,
            Date::DATE_DIFFERENCE_UNIT_MINUTES => 30,
        ];

@@ -362,10 +362,10 @@ class DateTest extends BaseTestCase
        $dateEnd = $dateStart;

        $effect = [
-            Date::DATE_DIFFERENCE_UNIT_YEARS   => 0,
-            Date::DATE_DIFFERENCE_UNIT_MONTHS  => 0,
-            Date::DATE_DIFFERENCE_UNIT_DAYS    => 0,
-            Date::DATE_DIFFERENCE_UNIT_HOURS   => 0,
+            Date::DATE_DIFFERENCE_UNIT_YEARS => 0,
+            Date::DATE_DIFFERENCE_UNIT_MONTHS => 0,
+            Date::DATE_DIFFERENCE_UNIT_DAYS => 0,
+            Date::DATE_DIFFERENCE_UNIT_HOURS => 0,
            Date::DATE_DIFFERENCE_UNIT_MINUTES => 0,
        ];

@@ -502,7 +502,7 @@ class DateTest extends BaseTestCase
    }

    /**
-     * Provides incorrect invalidCount of DateTime
+     * Provides incorrect invalidCount of DateTime.
     *
     * @return Generator
     */
@@ -552,7 +552,7 @@ class DateTest extends BaseTestCase
    }

    /**
-     * Provides invalid format of date
+     * Provides invalid format of date.
     *
     * @return Generator
     */
@@ -570,7 +570,7 @@ class DateTest extends BaseTestCase
    }

    /**
-     * Provide empty dates for date difference
+     * Provide empty dates for date difference.
     *
     * @return Generator
     */
@@ -598,7 +598,7 @@ class DateTest extends BaseTestCase
    }

    /**
-     * Provides incorrect values of year, month and day
+     * Provides incorrect values of year, month and day.
     *
     * @return Generator
     */
@@ -648,7 +648,7 @@ class DateTest extends BaseTestCase
    }

    /**
-     * Provides values of year, month and day
+     * Provides values of year, month and day.
     *
     * @return Generator
     */
@@ -698,7 +698,7 @@ class DateTest extends BaseTestCase
    }

    /**
-     * Provides data for the random date with incorrect end of random partition
+     * Provides data for the random date with incorrect end of random partition.
     *
     * @return Generator
     */
@@ -712,7 +712,7 @@ class DateTest extends BaseTestCase
    }

    /**
-     * Provides data for the random date
+     * Provides data for the random date.
     *
     * @return Generator
     */
--- a/tests/Meritoo/Common/Test/Utilities/GeneratorUtilityTest.php
+++ b/tests/Meritoo/Common/Test/Utilities/GeneratorUtilityTest.php
@@ -12,7 +12,7 @@ use Meritoo\Common\Test\Base\BaseTestCase;
 use Meritoo\Common\Utilities\GeneratorUtility;

 /**
- * Tests of the useful methods for the Generator class
+ * Tests of the useful methods for the Generator class.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
--- a/tests/Meritoo/Common/Test/Utilities/LocaleTest.php
+++ b/tests/Meritoo/Common/Test/Utilities/LocaleTest.php
@@ -13,7 +13,7 @@ use Meritoo\Common\Test\Base\BaseTestCase;
 use Meritoo\Common\Utilities\Locale;

 /**
- * Tests of the useful locale methods
+ * Tests of the useful locale methods.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -64,7 +64,7 @@ class LocaleTest extends BaseTestCase
    }

    /**
-     * Provides language and country code
+     * Provides language and country code.
     *
     * @return Generator
     */
@@ -100,7 +100,7 @@ class LocaleTest extends BaseTestCase
    }

    /**
-     * Provides category and language
+     * Provides category and language.
     *
     * @return Generator
     */
--- a/tests/Meritoo/Common/Test/Utilities/MimeTypesTest.php
+++ b/tests/Meritoo/Common/Test/Utilities/MimeTypesTest.php
@@ -13,7 +13,7 @@ use Meritoo\Common\Test\Base\BaseTestCase;
 use Meritoo\Common\Utilities\MimeTypes;

 /**
- * Tests of the useful methods for mime types of files
+ * Tests of the useful methods for mime types of files.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -186,7 +186,7 @@ class MimeTypesTest extends BaseTestCase
    }

    /**
-     * Provides not existing mime type
+     * Provides not existing mime type.
     *
     * @return Generator
     */
@@ -198,7 +198,7 @@ class MimeTypesTest extends BaseTestCase
    }

    /**
-     * Provides mime type of non-image
+     * Provides mime type of non-image.
     *
     * @return Generator
     */
@@ -211,7 +211,7 @@ class MimeTypesTest extends BaseTestCase
    }

    /**
-     * Provides mime type of image
+     * Provides mime type of image.
     *
     * @return Generator
     */
@@ -226,7 +226,7 @@ class MimeTypesTest extends BaseTestCase
    }

    /**
-     * Provides existing mime type used to get single, one extension
+     * Provides existing mime type used to get single, one extension.
     *
     * @return Generator
     */
@@ -249,7 +249,7 @@ class MimeTypesTest extends BaseTestCase
    }

    /**
-     * Provides existing mime type used to get multiple, more than one extension
+     * Provides existing mime type used to get multiple, more than one extension.
     *
     * @return Generator
     */
@@ -316,7 +316,7 @@ class MimeTypesTest extends BaseTestCase
    }

    /**
-     * Provides not existing mime types
+     * Provides not existing mime types.
     *
     * @return Generator
     */
@@ -344,7 +344,7 @@ class MimeTypesTest extends BaseTestCase
    }

    /**
-     * Provides mime types used to get extensions
+     * Provides mime types used to get extensions.
     *
     * @return Generator
     */
@@ -357,7 +357,7 @@ class MimeTypesTest extends BaseTestCase
            ],
            [
                'application/x-7z-compressed' => '7z',
-                'application/json'            => 'json',
+                'application/json' => 'json',
            ],
        ];

@@ -374,12 +374,12 @@ class MimeTypesTest extends BaseTestCase
                    'nb',
                    'mb',
                ],
-                'application/xml'         => [
+                'application/xml' => [
                    'xml',
                    'xsl',
                ],
-                'audio/mp4'               => 'mp4a',
-                'video/mp4'               => [
+                'audio/mp4' => 'mp4a',
+                'video/mp4' => [
                    'mp4',
                    'mp4v',
                    'mpg4',
@@ -390,7 +390,7 @@ class MimeTypesTest extends BaseTestCase
    }

    /**
-     * Provides mime types used to get extensions as upper case
+     * Provides mime types used to get extensions as upper case.
     *
     * @return Generator
     */
@@ -403,7 +403,7 @@ class MimeTypesTest extends BaseTestCase
            ],
            [
                'application/x-7z-compressed' => '7Z',
-                'application/json'            => 'JSON',
+                'application/json' => 'JSON',
            ],
        ];

@@ -419,12 +419,12 @@ class MimeTypesTest extends BaseTestCase
                    'XML',
                    'XSL',
                ],
-                'audio/mp4'       => 'MP4A',
-                'text/html'       => [
+                'audio/mp4' => 'MP4A',
+                'text/html' => [
                    'HTML',
                    'HTM',
                ],
-                'video/mp4'       => [
+                'video/mp4' => [
                    'MP4',
                    'MP4V',
                    'MPG4',
@@ -435,7 +435,7 @@ class MimeTypesTest extends BaseTestCase
    }

    /**
-     * Provides real file path to get mime type
+     * Provides real file path to get mime type.
     *
     * @return Generator
     */
@@ -453,7 +453,7 @@ class MimeTypesTest extends BaseTestCase
    }

    /**
-     * Provides real file path to get information if the file is an image
+     * Provides real file path to get information if the file is an image.
     *
     * @return Generator
     */
--- a/tests/Meritoo/Common/Test/Utilities/MiscellaneousTest.php
+++ b/tests/Meritoo/Common/Test/Utilities/MiscellaneousTest.php
@@ -17,7 +17,7 @@ use Meritoo\Common\Utilities\Miscellaneous;
 use stdClass;

 /**
- * Tests of the Miscellaneous methods (only static functions)
+ * Tests of the Miscellaneous methods (only static functions).
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -30,7 +30,7 @@ class MiscellaneousTest extends BaseTestCase

    public function testGetDirectoryContent()
    {
-        $directoryPath = __DIR__ . '/../';
+        $directoryPath = __DIR__.'/../';
        $filePath = __FILE__;

        self::assertNull(Miscellaneous::getDirectoryContent(null));
@@ -123,8 +123,8 @@ class MiscellaneousTest extends BaseTestCase
         */
        $uniqueFileName2 = Miscellaneous::getUniqueFileName($originalFileName);

-        $isCorrect1 = (bool)preg_match($pattern, $uniqueFileName1);
-        $isCorrect2 = (bool)preg_match($pattern, $uniqueFileName2);
+        $isCorrect1 = (bool) preg_match($pattern, $uniqueFileName1);
+        $isCorrect2 = (bool) preg_match($pattern, $uniqueFileName2);

        self::assertTrue($isCorrect1);
        self::assertTrue($isCorrect2);
@@ -345,8 +345,8 @@ class MiscellaneousTest extends BaseTestCase
    {
        $suffix = '...';

-        self::assertEquals('Lorem ipsum' . $suffix, Miscellaneous::substringToWord($this->stringCommaSeparated, 20));
-        self::assertEquals('Lorem ipsum dolor sit' . $suffix, Miscellaneous::substringToWord($this->stringCommaSeparated, 25));
+        self::assertEquals('Lorem ipsum'.$suffix, Miscellaneous::substringToWord($this->stringCommaSeparated, 20));
+        self::assertEquals('Lorem ipsum dolor sit'.$suffix, Miscellaneous::substringToWord($this->stringCommaSeparated, 25));

        self::assertEquals('Lorem ipsum dolor', Miscellaneous::substringToWord($this->stringCommaSeparated, 20, ''));
        self::assertEquals('Lorem ipsum dolor sit amet, consectetur', Miscellaneous::substringToWord($this->stringCommaSeparated, 40, ''));
@@ -368,26 +368,26 @@ class MiscellaneousTest extends BaseTestCase
        /*
         * Removing not directory
         */
-        $directoryPath = sys_get_temp_dir() . '/ipsum.txt';
+        $directoryPath = sys_get_temp_dir().'/ipsum.txt';
        touch($directoryPath);
        self::assertTrue(Miscellaneous::removeDirectory($directoryPath));

        /*
         * Removing simple directory
         */
-        $directoryPath = sys_get_temp_dir() . '/lorem/ipsum';
+        $directoryPath = sys_get_temp_dir().'/lorem/ipsum';
        mkdir($directoryPath, 0777, true);
        self::assertTrue(Miscellaneous::removeDirectory($directoryPath));

        /*
         * Removing more complex directory
         */
-        $directory1Path = sys_get_temp_dir() . '/lorem/ipsum';
-        $directory2Path = sys_get_temp_dir() . '/lorem/dolor/sit';
+        $directory1Path = sys_get_temp_dir().'/lorem/ipsum';
+        $directory2Path = sys_get_temp_dir().'/lorem/dolor/sit';

        mkdir($directory1Path, 0777, true);
        mkdir($directory2Path, 0777, true);
-        self::assertTrue(Miscellaneous::removeDirectory(sys_get_temp_dir() . '/lorem', false));
+        self::assertTrue(Miscellaneous::removeDirectory(sys_get_temp_dir().'/lorem', false));
    }

    /**
@@ -520,8 +520,8 @@ class MiscellaneousTest extends BaseTestCase
            'and/the/third',
        ];

-        self::assertEquals('/' . implode('/', $paths1), Miscellaneous::concatenatePaths($paths1));
-        self::assertEquals('/' . implode('/', $paths1), Miscellaneous::concatenatePaths($paths1[0], $paths1[1], $paths1[2]));
+        self::assertEquals('/'.implode('/', $paths1), Miscellaneous::concatenatePaths($paths1));
+        self::assertEquals('/'.implode('/', $paths1), Miscellaneous::concatenatePaths($paths1[0], $paths1[1], $paths1[2]));

        /*
         * For Windows operating system
@@ -721,7 +721,7 @@ class MiscellaneousTest extends BaseTestCase
    }

    /**
-     * Provides string to convert characters to latin characters and not lower cased and not human-readable
+     * Provides string to convert characters to latin characters and not lower cased and not human-readable.
     *
     * @return Generator
     */
@@ -816,7 +816,7 @@ class MiscellaneousTest extends BaseTestCase
    }

    /**
-     * Provides string to convert characters to latin characters and lower cased and human-readable
+     * Provides string to convert characters to latin characters and lower cased and human-readable.
     *
     * @return Generator
     */
@@ -911,7 +911,7 @@ class MiscellaneousTest extends BaseTestCase
    }

    /**
-     * Provides names of files
+     * Provides names of files.
     *
     * @return Generator
     */
@@ -939,7 +939,7 @@ class MiscellaneousTest extends BaseTestCase
    }

    /**
-     * Provides string to convert to camel case
+     * Provides string to convert to camel case.
     *
     * @return Generator
     */
@@ -965,7 +965,7 @@ class MiscellaneousTest extends BaseTestCase
    }

    /**
-     * Provides path used to remove the starting / beginning directory's separator
+     * Provides path used to remove the starting / beginning directory's separator.
     *
     * @return Generator
     */
@@ -1009,7 +1009,7 @@ class MiscellaneousTest extends BaseTestCase
    }

    /**
-     * Provides path used to remove the ending directory's separator
+     * Provides path used to remove the ending directory's separator.
     *
     * @return Generator
     */
@@ -1053,7 +1053,7 @@ class MiscellaneousTest extends BaseTestCase
    }

    /**
-     * Provides empty value used to fill missing zeros
+     * Provides empty value used to fill missing zeros.
     *
     * @return Generator
     */
@@ -1067,7 +1067,7 @@ class MiscellaneousTest extends BaseTestCase
    }

    /**
-     * Provides number used to fill missing zeros
+     * Provides number used to fill missing zeros.
     *
     * @return Generator
     */
--- a/tests/Meritoo/Common/Test/Utilities/ReflectionTest.php
+++ b/tests/Meritoo/Common/Test/Utilities/ReflectionTest.php
@@ -22,7 +22,7 @@ use Meritoo\Common\Test\Utilities\Reflection\E;
 use Meritoo\Common\Utilities\Reflection;

 /**
- * Tests of the useful reflection methods
+ * Tests of the useful reflection methods.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -217,7 +217,7 @@ class ReflectionTest extends BaseTestCase
    }

    /**
-     * Provides invalid class and trait
+     * Provides invalid class and trait.
     *
     * @return Generator
     */
--- a/tests/Meritoo/Common/Test/Utilities/RegexTest.php
+++ b/tests/Meritoo/Common/Test/Utilities/RegexTest.php
@@ -9,7 +9,7 @@
 namespace Meritoo\Common\Utilities;

 /**
- * Tests of the useful regular expressions methods
+ * Tests of the useful regular expressions methods.
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
--- a/tests/Meritoo/Common/Test/Utilities/UriTest.php
+++ b/tests/Meritoo/Common/Test/Utilities/UriTest.php
@@ -12,7 +12,7 @@ use Meritoo\Common\Test\Base\BaseTestCase;
 use Meritoo\Common\Utilities\Uri;

 /**
- * Tests of the useful uri methods (only static functions)
+ * Tests of the useful uri methods (only static functions).
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -58,7 +58,7 @@ class UriTest extends BaseTestCase
    }

    /**
-     * Provides urls to replenish protocol
+     * Provides urls to replenish protocol.
     *
     * @return \Generator
     */
--- a/tests/Meritoo/Common/Test/Utilities/XmlTest.php
+++ b/tests/Meritoo/Common/Test/Utilities/XmlTest.php
@@ -13,7 +13,7 @@ use PHPUnit_Framework_TestCase;
 use SimpleXMLElement;

 /**
- * Tests of the useful XML-related methods (only static functions)
+ * Tests of the useful XML-related methods (only static functions).
 *
 * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
 * @copyright Meritoo.pl
@@ -32,7 +32,7 @@ class XmlTest extends PHPUnit_Framework_TestCase
        $element2 = new SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><employees />');

        $merged = Xml::mergeNodes($element1, $element2);
-        self::assertEquals('', (string)$merged);
+        self::assertEquals('', (string) $merged);

        /*
         * XMLs with data
@@ -41,7 +41,7 @@ class XmlTest extends PHPUnit_Framework_TestCase
        $element2 = new SimpleXMLElement($this->advancedXml);

        $merged = Xml::mergeNodes($element1, $element2);
-        self::assertEquals('John', (string)$merged->author[0]->first_name);
+        self::assertEquals('John', (string) $merged->author[0]->first_name);
    }

    /**