EVOLUTION-NINJA

Edit File: AssertTest.php

<?php
/*
 * This file is part of PHPUnit.
 *
 * (c) Sebastian Bergmann <sebastian@phpunit.de>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 * @since      Class available since Release 2.0.0
 */
class Framework_AssertTest extends PHPUnit_Framework_TestCase
{
    /**
     * @var string
     */
    private $filesDirectory;

protected function setUp()
    {
        $this->filesDirectory = dirname(__DIR__) . DIRECTORY_SEPARATOR . '_files' . DIRECTORY_SEPARATOR;
    }

/**
     * @covers PHPUnit_Framework_Assert::fail
     */
    public function testFail()
    {
        try {
            $this->fail();
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

throw new PHPUnit_Framework_AssertionFailedError('Fail did not throw fail exception');
    }

/**
     * @covers PHPUnit_Framework_Assert::assertContains
     */
    public function testAssertSplObjectStorageContainsObject()
    {
        $a = new stdClass;
        $b = new stdClass;
        $c = new SplObjectStorage;
        $c->attach($a);

$this->assertContains($a, $c);

try {
            $this->assertContains($b, $c);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertContains
     */
    public function testAssertArrayContainsObject()
    {
        $a = new stdClass;
        $b = new stdClass;

$this->assertContains($a, [$a]);

try {
            $this->assertContains($a, [$b]);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertContains
     */
    public function testAssertArrayContainsString()
    {
        $this->assertContains('foo', ['foo']);

try {
            $this->assertContains('foo', ['bar']);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertContains
     */
    public function testAssertArrayContainsNonObject()
    {
        $this->assertContains('foo', [true]);

try {
            $this->assertContains('foo', [true], '', false, true, true);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertContainsOnlyInstancesOf
     */
    public function testAssertContainsOnlyInstancesOf()
    {
        $test = [
            new Book(),
            new Book
        ];
        $this->assertContainsOnlyInstancesOf('Book', $test);
        $this->assertContainsOnlyInstancesOf('stdClass', [new stdClass()]);

$test2 = [
            new Author('Test')
        ];
        try {
            $this->assertContainsOnlyInstancesOf('Book', $test2);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }
        $this->fail();
    }

/**
     * @covers            PHPUnit_Framework_Assert::assertArrayHasKey
     * @expectedException PHPUnit_Framework_Exception
     */
    public function testAssertArrayHasKeyThrowsExceptionForInvalidFirstArgument()
    {
        $this->assertArrayHasKey(null, []);
    }

/**
     * @covers            PHPUnit_Framework_Assert::assertArrayHasKey
     * @expectedException PHPUnit_Framework_Exception
     */
    public function testAssertArrayHasKeyThrowsExceptionForInvalidSecondArgument()
    {
        $this->assertArrayHasKey(0, null);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArrayHasKey
     */
    public function testAssertArrayHasIntegerKey()
    {
        $this->assertArrayHasKey(0, ['foo']);

try {
            $this->assertArrayHasKey(1, ['foo']);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArraySubset
     * @covers PHPUnit_Framework_Constraint_ArraySubset
     */
    public function testAssertArraySubset()
    {
        $array = [
            'a' => 'item a',
            'b' => 'item b',
            'c' => ['a2' => 'item a2', 'b2' => 'item b2'],
            'd' => ['a2' => ['a3' => 'item a3', 'b3' => 'item b3']]
        ];

$this->assertArraySubset(['a' => 'item a', 'c' => ['a2' => 'item a2']], $array);
        $this->assertArraySubset(['a' => 'item a', 'd' => ['a2' => ['b3' => 'item b3']]], $array);

try {
            $this->assertArraySubset(['a' => 'bad value'], $array);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
        }

try {
            $this->assertArraySubset(['d' => ['a2' => ['bad index' => 'item b3']]], $array);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArraySubset
     * @covers PHPUnit_Framework_Constraint_ArraySubset
     */
    public function testAssertArraySubsetWithDeepNestedArrays()
    {
        $array = [
            'path' => [
                'to' => [
                    'the' => [
                        'cake' => 'is a lie'
                    ]
                ]
            ]
        ];

$this->assertArraySubset(['path' => []], $array);
        $this->assertArraySubset(['path' => ['to' => []]], $array);
        $this->assertArraySubset(['path' => ['to' => ['the' => []]]], $array);
        $this->assertArraySubset(['path' => ['to' => ['the' => ['cake' => 'is a lie']]]], $array);

try {
            $this->assertArraySubset(['path' => ['to' => ['the' => ['cake' => 'is not a lie']]]], $array);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArraySubset
     * @covers PHPUnit_Framework_Constraint_ArraySubset
     */
    public function testAssertArraySubsetWithNoStrictCheckAndObjects()
    {
        $obj       = new \stdClass;
        $reference = &$obj;
        $array     = ['a' => $obj];

$this->assertArraySubset(['a' => $reference], $array);
        $this->assertArraySubset(['a' => new \stdClass], $array);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArraySubset
     * @covers PHPUnit_Framework_Constraint_ArraySubset
     */
    public function testAssertArraySubsetWithStrictCheckAndObjects()
    {
        $obj       = new \stdClass;
        $reference = &$obj;
        $array     = ['a' => $obj];

$this->assertArraySubset(['a' => $reference], $array, true);

try {
            $this->assertArraySubset(['a' => new \stdClass], $array, true);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail('Strict recursive array check fail.');
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArraySubset
     * @covers PHPUnit_Framework_Constraint_ArraySubset
     * @expectedException PHPUnit_Framework_Exception
     * @expectedExceptionMessage array or ArrayAccess
     * @dataProvider assertArraySubsetInvalidArgumentProvider
     */
    public function testAssertArraySubsetRaisesExceptionForInvalidArguments($partial, $subject)
    {
        $this->assertArraySubset($partial, $subject);
    }

/**
     * @return array
     */
    public function assertArraySubsetInvalidArgumentProvider()
    {
        return [
            [false, []],
            [[], false],
        ];
    }

/**
     * @covers            PHPUnit_Framework_Assert::assertArrayNotHasKey
     * @expectedException PHPUnit_Framework_Exception
     */
    public function testAssertArrayNotHasKeyThrowsExceptionForInvalidFirstArgument()
    {
        $this->assertArrayNotHasKey(null, []);
    }

/**
     * @covers            PHPUnit_Framework_Assert::assertArrayNotHasKey
     * @expectedException PHPUnit_Framework_Exception
     */
    public function testAssertArrayNotHasKeyThrowsExceptionForInvalidSecondArgument()
    {
        $this->assertArrayNotHasKey(0, null);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArrayNotHasKey
     */
    public function testAssertArrayNotHasIntegerKey()
    {
        $this->assertArrayNotHasKey(1, ['foo']);

try {
            $this->assertArrayNotHasKey(0, ['foo']);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArrayHasKey
     */
    public function testAssertArrayHasStringKey()
    {
        $this->assertArrayHasKey('foo', ['foo' => 'bar']);

try {
            $this->assertArrayHasKey('bar', ['foo' => 'bar']);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArrayNotHasKey
     */
    public function testAssertArrayNotHasStringKey()
    {
        $this->assertArrayNotHasKey('bar', ['foo' => 'bar']);

try {
            $this->assertArrayNotHasKey('foo', ['foo' => 'bar']);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArrayHasKey
     */
    public function testAssertArrayHasKeyAcceptsArrayObjectValue()
    {
        $array        = new ArrayObject();
        $array['foo'] = 'bar';
        $this->assertArrayHasKey('foo', $array);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArrayHasKey
     * @expectedException PHPUnit_Framework_AssertionFailedError
     */
    public function testAssertArrayHasKeyProperlyFailsWithArrayObjectValue()
    {
        $array        = new ArrayObject();
        $array['bar'] = 'bar';
        $this->assertArrayHasKey('foo', $array);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArrayHasKey
     */
    public function testAssertArrayHasKeyAcceptsArrayAccessValue()
    {
        $array        = new SampleArrayAccess();
        $array['foo'] = 'bar';
        $this->assertArrayHasKey('foo', $array);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArrayHasKey
     * @expectedException PHPUnit_Framework_AssertionFailedError
     */
    public function testAssertArrayHasKeyProperlyFailsWithArrayAccessValue()
    {
        $array        = new SampleArrayAccess();
        $array['bar'] = 'bar';
        $this->assertArrayHasKey('foo', $array);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArrayNotHasKey
     */
    public function testAssertArrayNotHasKeyAcceptsArrayAccessValue()
    {
        $array        = new ArrayObject();
        $array['foo'] = 'bar';
        $this->assertArrayNotHasKey('bar', $array);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertArrayNotHasKey
     * @expectedException PHPUnit_Framework_AssertionFailedError
     */
    public function testAssertArrayNotHasKeyPropertlyFailsWithArrayAccessValue()
    {
        $array        = new ArrayObject();
        $array['bar'] = 'bar';
        $this->assertArrayNotHasKey('bar', $array);
    }

/**
     * @covers            PHPUnit_Framework_Assert::assertContains
     * @expectedException PHPUnit_Framework_Exception
     */
    public function testAssertContainsThrowsException()
    {
        $this->assertContains(null, null);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertContains
     */
    public function testAssertIteratorContainsObject()
    {
        $foo = new stdClass;

$this->assertContains($foo, new TestIterator([$foo]));

try {
            $this->assertContains($foo, new TestIterator([new stdClass]));
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertContains
     */
    public function testAssertIteratorContainsString()
    {
        $this->assertContains('foo', new TestIterator(['foo']));

try {
            $this->assertContains('foo', new TestIterator(['bar']));
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertContains
     */
    public function testAssertStringContainsString()
    {
        $this->assertContains('foo', 'foobar');

try {
            $this->assertContains('foo', 'bar');
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers            PHPUnit_Framework_Assert::assertNotContains
     * @expectedException PHPUnit_Framework_Exception
     */
    public function testAssertNotContainsThrowsException()
    {
        $this->assertNotContains(null, null);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertNotContains
     */
    public function testAssertSplObjectStorageNotContainsObject()
    {
        $a = new stdClass;
        $b = new stdClass;
        $c = new SplObjectStorage;
        $c->attach($a);

$this->assertNotContains($b, $c);

try {
            $this->assertNotContains($a, $c);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertNotContains
     */
    public function testAssertArrayNotContainsObject()
    {
        $a = new stdClass;
        $b = new stdClass;

$this->assertNotContains($a, [$b]);

try {
            $this->assertNotContains($a, [$a]);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertNotContains
     */
    public function testAssertArrayNotContainsString()
    {
        $this->assertNotContains('foo', ['bar']);

try {
            $this->assertNotContains('foo', ['foo']);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertNotContains
     */
    public function testAssertArrayNotContainsNonObject()
    {
        $this->assertNotContains('foo', [true], '', false, true, true);

try {
            $this->assertNotContains('foo', [true]);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertNotContains
     */
    public function testAssertStringNotContainsString()
    {
        $this->assertNotContains('foo', 'bar');

try {
            $this->assertNotContains('foo', 'foo');
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers            PHPUnit_Framework_Assert::assertContainsOnly
     * @expectedException PHPUnit_Framework_Exception
     */
    public function testAssertContainsOnlyThrowsException()
    {
        $this->assertContainsOnly(null, null);
    }

/**
     * @covers            PHPUnit_Framework_Assert::assertNotContainsOnly
     * @expectedException PHPUnit_Framework_Exception
     */
    public function testAssertNotContainsOnlyThrowsException()
    {
        $this->assertNotContainsOnly(null, null);
    }

/**
     * @covers            PHPUnit_Framework_Assert::assertContainsOnlyInstancesOf
     * @expectedException PHPUnit_Framework_Exception
     */
    public function testAssertContainsOnlyInstancesOfThrowsException()
    {
        $this->assertContainsOnlyInstancesOf(null, null);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertContainsOnly
     */
    public function testAssertArrayContainsOnlyIntegers()
    {
        $this->assertContainsOnly('integer', [1, 2, 3]);

try {
            $this->assertContainsOnly('integer', ['1', 2, 3]);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertNotContainsOnly
     */
    public function testAssertArrayNotContainsOnlyIntegers()
    {
        $this->assertNotContainsOnly('integer', ['1', 2, 3]);

try {
            $this->assertNotContainsOnly('integer', [1, 2, 3]);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertContainsOnly
     */
    public function testAssertArrayContainsOnlyStdClass()
    {
        $this->assertContainsOnly('StdClass', [new stdClass]);

try {
            $this->assertContainsOnly('StdClass', ['StdClass']);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertNotContainsOnly
     */
    public function testAssertArrayNotContainsOnlyStdClass()
    {
        $this->assertNotContainsOnly('StdClass', ['StdClass']);

try {
            $this->assertNotContainsOnly('StdClass', [new stdClass]);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

protected function sameValues()
    {
        $object = new SampleClass(4, 8, 15);
        // cannot use $filesDirectory, because neither setUp() nor
        // setUpBeforeClass() are executed before the data providers
        $file     = dirname(__DIR__) . DIRECTORY_SEPARATOR . '_files' . DIRECTORY_SEPARATOR . 'foo.xml';
        $resource = fopen($file, 'r');

return [
            // null
            [null, null],
            // strings
            ['a', 'a'],
            // integers
            [0, 0],
            // floats
            [2.3, 2.3],
            [1/3, 1 - 2/3],
            [log(0), log(0)],
            // arrays
            [[], []],
            [[0 => 1], [0 => 1]],
            [[0 => null], [0 => null]],
            [['a', 'b' => [1, 2]], ['a', 'b' => [1, 2]]],
            // objects
            [$object, $object],
            // resources
            [$resource, $resource],
        ];
    }

protected function notEqualValues()
    {
        // cyclic dependencies
        $book1                  = new Book;
        $book1->author          = new Author('Terry Pratchett');
        $book1->author->books[] = $book1;
        $book2                  = new Book;
        $book2->author          = new Author('Terry Pratch');
        $book2->author->books[] = $book2;

$book3         = new Book;
        $book3->author = 'Terry Pratchett';
        $book4         = new stdClass;
        $book4->author = 'Terry Pratchett';

$object1  = new SampleClass(4, 8, 15);
        $object2  = new SampleClass(16, 23, 42);
        $object3  = new SampleClass(4, 8, 15);
        $storage1 = new SplObjectStorage;
        $storage1->attach($object1);
        $storage2 = new SplObjectStorage;
        $storage2->attach($object3); // same content, different object

// cannot use $filesDirectory, because neither setUp() nor
        // setUpBeforeClass() are executed before the data providers
        $file = dirname(__DIR__) . DIRECTORY_SEPARATOR . '_files' . DIRECTORY_SEPARATOR . 'foo.xml';

return [
            // strings
            ['a', 'b'],
            ['a', 'A'],
            // https://github.com/sebastianbergmann/phpunit/issues/1023
            ['9E6666666','9E7777777'],
            // integers
            [1, 2],
            [2, 1],
            // floats
            [2.3, 4.2],
            [2.3, 4.2, 0.5],
            [[2.3], [4.2], 0.5],
            [[[2.3]], [[4.2]], 0.5],
            [new Struct(2.3), new Struct(4.2), 0.5],
            [[new Struct(2.3)], [new Struct(4.2)], 0.5],
            // NAN
            [NAN, NAN],
            // arrays
            [[], [0 => 1]],
            [[0     => 1], []],
            [[0     => null], []],
            [[0     => 1, 1 => 2], [0     => 1, 1 => 3]],
            [['a', 'b' => [1, 2]], ['a', 'b' => [2, 1]]],
            // objects
            [new SampleClass(4, 8, 15), new SampleClass(16, 23, 42)],
            [$object1, $object2],
            [$book1, $book2],
            [$book3, $book4], // same content, different class
            // resources
            [fopen($file, 'r'), fopen($file, 'r')],
            // SplObjectStorage
            [$storage1, $storage2],
            // DOMDocument
            [
                PHPUnit_Util_XML::load('<root></root>'),
                PHPUnit_Util_XML::load('<bar/>'),
            ],
            [
                PHPUnit_Util_XML::load('<foo attr1="bar"/>'),
                PHPUnit_Util_XML::load('<foo attr1="foobar"/>'),
            ],
            [
                PHPUnit_Util_XML::load('<foo> bar </foo>'),
                PHPUnit_Util_XML::load('<foo />'),
            ],
            [
                PHPUnit_Util_XML::load('<foo xmlns="urn:myns:bar"/>'),
                PHPUnit_Util_XML::load('<foo xmlns="urn:notmyns:bar"/>'),
            ],
            [
                PHPUnit_Util_XML::load('<foo> bar </foo>'),
                PHPUnit_Util_XML::load('<foo> bir </foo>'),
            ],
            [
                new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-29 03:13:35', new DateTimeZone('America/New_York')),
            ],
            [
                new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-29 03:13:35', new DateTimeZone('America/New_York')),
                3500
            ],
            [
                new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-29 05:13:35', new DateTimeZone('America/New_York')),
                3500
            ],
            [
                new DateTime('2013-03-29', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-30', new DateTimeZone('America/New_York')),
            ],
            [
                new DateTime('2013-03-29', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-30', new DateTimeZone('America/New_York')),
                43200
            ],
            [
                new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/Chicago')),
            ],
            [
                new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/Chicago')),
                3500
            ],
            [
                new DateTime('2013-03-30', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-30', new DateTimeZone('America/Chicago')),
            ],
            [
                new DateTime('2013-03-29T05:13:35-0600'),
                new DateTime('2013-03-29T04:13:35-0600'),
            ],
            [
                new DateTime('2013-03-29T05:13:35-0600'),
                new DateTime('2013-03-29T05:13:35-0500'),
            ],
            // Exception
            //array(new Exception('Exception 1'), new Exception('Exception 2')),
            // different types
            [new SampleClass(4, 8, 15), false],
            [false, new SampleClass(4, 8, 15)],
            [[0        => 1, 1 => 2], false],
            [false, [0 => 1, 1 => 2]],
            [[], new stdClass],
            [new stdClass, []],
            // PHP: 0 == 'Foobar' => true!
            // We want these values to differ
            [0, 'Foobar'],
            ['Foobar', 0],
            [3, acos(8)],
            [acos(8), 3]
        ];
    }

protected function equalValues()
    {
        // cyclic dependencies
        $book1                  = new Book;
        $book1->author          = new Author('Terry Pratchett');
        $book1->author->books[] = $book1;
        $book2                  = new Book;
        $book2->author          = new Author('Terry Pratchett');
        $book2->author->books[] = $book2;

$object1  = new SampleClass(4, 8, 15);
        $object2  = new SampleClass(4, 8, 15);
        $storage1 = new SplObjectStorage;
        $storage1->attach($object1);
        $storage2 = new SplObjectStorage;
        $storage2->attach($object1);

return [
            // strings
            ['a', 'A', 0, false, true], // ignore case
            // arrays
            [['a' => 1, 'b' => 2], ['b' => 2, 'a' => 1]],
            [[1], ['1']],
            [[3, 2, 1], [2, 3, 1], 0, true], // canonicalized comparison
            // floats
            [2.3, 2.5, 0.5],
            [[2.3], [2.5], 0.5],
            [[[2.3]], [[2.5]], 0.5],
            [new Struct(2.3), new Struct(2.5), 0.5],
            [[new Struct(2.3)], [new Struct(2.5)], 0.5],
            // numeric with delta
            [1, 2, 1],
            // objects
            [$object1, $object2],
            [$book1, $book2],
            // SplObjectStorage
            [$storage1, $storage2],
            // DOMDocument
            [
                PHPUnit_Util_XML::load('<root></root>'),
                PHPUnit_Util_XML::load('<root/>'),
            ],
            [
                PHPUnit_Util_XML::load('<root attr="bar"></root>'),
                PHPUnit_Util_XML::load('<root attr="bar"/>'),
            ],
            [
                PHPUnit_Util_XML::load('<root><foo attr="bar"></foo></root>'),
                PHPUnit_Util_XML::load('<root><foo attr="bar"/></root>'),
            ],
            [
                PHPUnit_Util_XML::load("<root>\n  <child/>\n</root>"),
                PHPUnit_Util_XML::load('<root><child/></root>'),
            ],
            [
                new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/New_York')),
            ],
            [
                new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-29 04:13:25', new DateTimeZone('America/New_York')),
                10
            ],
            [
                new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-29 04:14:40', new DateTimeZone('America/New_York')),
                65
            ],
            [
                new DateTime('2013-03-29', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-29', new DateTimeZone('America/New_York')),
            ],
            [
                new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-29 03:13:35', new DateTimeZone('America/Chicago')),
            ],
            [
                new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-29 03:13:49', new DateTimeZone('America/Chicago')),
                15
            ],
            [
                new DateTime('2013-03-30', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-29 23:00:00', new DateTimeZone('America/Chicago')),
            ],
            [
                new DateTime('2013-03-30', new DateTimeZone('America/New_York')),
                new DateTime('2013-03-29 23:01:30', new DateTimeZone('America/Chicago')),
                100
            ],
            [
                new DateTime('@1364616000'),
                new DateTime('2013-03-29 23:00:00', new DateTimeZone('America/Chicago')),
            ],
            [
                new DateTime('2013-03-29T05:13:35-0500'),
                new DateTime('2013-03-29T04:13:35-0600'),
            ],
            // Exception
            //array(new Exception('Exception 1'), new Exception('Exception 1')),
            // mixed types
            [0, '0'],
            ['0', 0],
            [2.3, '2.3'],
            ['2.3', 2.3],
            [(string) (1/3), 1 - 2/3],
            [1/3, (string) (1 - 2/3)],
            ['string representation', new ClassWithToString],
            [new ClassWithToString, 'string representation'],
        ];
    }

public function equalProvider()
    {
        // same |= equal
        return array_merge($this->equalValues(), $this->sameValues());
    }

public function notEqualProvider()
    {
        return $this->notEqualValues();
    }

public function sameProvider()
    {
        return $this->sameValues();
    }

public function notSameProvider()
    {
        // not equal |= not same
        // equal, ¬same |= not same
        return array_merge($this->notEqualValues(), $this->equalValues());
    }

/**
     * @covers PHPUnit_Framework_Assert::assertEquals
     * @dataProvider equalProvider
     */
    public function testAssertEqualsSucceeds($a, $b, $delta = 0.0, $canonicalize = false, $ignoreCase = false)
    {
        $this->assertEquals($a, $b, '', $delta, 10, $canonicalize, $ignoreCase);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertEquals
     * @dataProvider notEqualProvider
     */
    public function testAssertEqualsFails($a, $b, $delta = 0.0, $canonicalize = false, $ignoreCase = false)
    {
        try {
            $this->assertEquals($a, $b, '', $delta, 10, $canonicalize, $ignoreCase);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertNotEquals
     * @dataProvider notEqualProvider
     */
    public function testAssertNotEqualsSucceeds($a, $b, $delta = 0.0, $canonicalize = false, $ignoreCase = false)
    {
        $this->assertNotEquals($a, $b, '', $delta, 10, $canonicalize, $ignoreCase);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertNotEquals
     * @dataProvider equalProvider
     */
    public function testAssertNotEqualsFails($a, $b, $delta = 0.0, $canonicalize = false, $ignoreCase = false)
    {
        try {
            $this->assertNotEquals($a, $b, '', $delta, 10, $canonicalize, $ignoreCase);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertSame
     * @dataProvider sameProvider
     */
    public function testAssertSameSucceeds($a, $b)
    {
        $this->assertSame($a, $b);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertSame
     * @dataProvider notSameProvider
     */
    public function testAssertSameFails($a, $b)
    {
        try {
            $this->assertSame($a, $b);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertNotSame
     * @dataProvider notSameProvider
     */
    public function testAssertNotSameSucceeds($a, $b)
    {
        $this->assertNotSame($a, $b);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertNotSame
     * @dataProvider sameProvider
     */
    public function testAssertNotSameFails($a, $b)
    {
        try {
            $this->assertNotSame($a, $b);
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertXmlFileEqualsXmlFile
     */
    public function testAssertXmlFileEqualsXmlFile()
    {
        $this->assertXmlFileEqualsXmlFile(
            $this->filesDirectory . 'foo.xml',
            $this->filesDirectory . 'foo.xml'
        );

try {
            $this->assertXmlFileEqualsXmlFile(
                $this->filesDirectory . 'foo.xml',
                $this->filesDirectory . 'bar.xml'
            );
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertXmlFileNotEqualsXmlFile
     */
    public function testAssertXmlFileNotEqualsXmlFile()
    {
        $this->assertXmlFileNotEqualsXmlFile(
            $this->filesDirectory . 'foo.xml',
            $this->filesDirectory . 'bar.xml'
        );

try {
            $this->assertXmlFileNotEqualsXmlFile(
                $this->filesDirectory . 'foo.xml',
                $this->filesDirectory . 'foo.xml'
            );
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertXmlStringEqualsXmlFile
     */
    public function testAssertXmlStringEqualsXmlFile()
    {
        $this->assertXmlStringEqualsXmlFile(
            $this->filesDirectory . 'foo.xml',
            file_get_contents($this->filesDirectory . 'foo.xml')
        );

try {
            $this->assertXmlStringEqualsXmlFile(
                $this->filesDirectory . 'foo.xml',
                file_get_contents($this->filesDirectory . 'bar.xml')
            );
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertXmlStringNotEqualsXmlFile
     */
    public function testXmlStringNotEqualsXmlFile()
    {
        $this->assertXmlStringNotEqualsXmlFile(
            $this->filesDirectory . 'foo.xml',
            file_get_contents($this->filesDirectory . 'bar.xml')
        );

try {
            $this->assertXmlStringNotEqualsXmlFile(
                $this->filesDirectory . 'foo.xml',
                file_get_contents($this->filesDirectory . 'foo.xml')
            );
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertXmlStringEqualsXmlString
     */
    public function testAssertXmlStringEqualsXmlString()
    {
        $this->assertXmlStringEqualsXmlString('<root/>', '<root/>');

try {
            $this->assertXmlStringEqualsXmlString('<foo/>', '<bar/>');
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @expectedException PHPUnit_Framework_Exception
     * @covers            PHPUnit_Framework_Assert::assertXmlStringEqualsXmlString
     * @ticket            1860
     */
    public function testAssertXmlStringEqualsXmlString2()
    {
        $this->assertXmlStringEqualsXmlString('<a></b>', '<c></d>');
    }

/**
     * @covers PHPUnit_Framework_Assert::assertXmlStringEqualsXmlString
     * @ticket 1860
     */
    public function testAssertXmlStringEqualsXmlString3()
    {
        $expected = <<<XML
<?xml version="1.0"?>
<root>
    <node />
</root>
XML;

$actual = <<<XML
<?xml version="1.0"?>
<root>
<node />
</root>
XML;

$this->assertXmlStringEqualsXmlString($expected, $actual);
    }

/**
     * @covers PHPUnit_Framework_Assert::assertXmlStringNotEqualsXmlString
     */
    public function testAssertXmlStringNotEqualsXmlString()
    {
        $this->assertXmlStringNotEqualsXmlString('<foo/>', '<bar/>');

try {
            $this->assertXmlStringNotEqualsXmlString('<root/>', '<root/>');
        } catch (PHPUnit_Framework_AssertionFailedError $e) {
            return;
        }

$this->fail();
    }

/**
     * @covers PHPUnit_Framework_Assert::assertEqualXMLStructure
     */
    public function testXMLStructureIsSame()
    {
        $expected = new DOMDocument;
        $expected->load($this->filesDirectory . 'structureExpected.xml');

$actual = new DOMDocument;
        $actual->load($this->filesDirectory . 'structureExpected.xml');