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Edit File: DOMNodeComparatorTest.php

<?php
/*
 * This file is part of sebastian/comparator.
 *
 * (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.
 */
namespace SebastianBergmann\Comparator;

use DOMDocument;
use DOMNode;
use PHPUnit\Framework\TestCase;

/**
 * @covers \SebastianBergmann\Comparator\DOMNodeComparator<extended>
 *
 * @uses \SebastianBergmann\Comparator\Comparator
 * @uses \SebastianBergmann\Comparator\Factory
 * @uses \SebastianBergmann\Comparator\ComparisonFailure
 */
final class DOMNodeComparatorTest extends TestCase
{
    /**
     * @var DOMNodeComparator
     */
    private $comparator;

protected function setUp(): void
    {
        $this->comparator = new DOMNodeComparator;
    }

public function acceptsSucceedsProvider()
    {
        $document = new DOMDocument;
        $node     = new DOMNode;

return [
            [$document, $document],
            [$node, $node],
            [$document, $node],
            [$node, $document]
        ];
    }

public function acceptsFailsProvider()
    {
        $document = new DOMDocument;

return [
            [$document, null],
            [null, $document],
            [null, null]
        ];
    }

public function assertEqualsSucceedsProvider()
    {
        return [
            [
                $this->createDOMDocument('<root></root>'),
                $this->createDOMDocument('<root/>')
            ],
            [
                $this->createDOMDocument('<root attr="bar"></root>'),
                $this->createDOMDocument('<root attr="bar"/>')
            ],
            [
                $this->createDOMDocument('<root><foo attr="bar"></foo></root>'),
                $this->createDOMDocument('<root><foo attr="bar"/></root>')
            ],
            [
                $this->createDOMDocument("<root>\n  <child/>\n</root>"),
                $this->createDOMDocument('<root><child/></root>')
            ],
            [
                $this->createDOMDocument('<Root></Root>'),
                $this->createDOMDocument('<root></root>'),
                $ignoreCase = true
            ],
            [
                $this->createDOMDocument("<a x='' a=''/>"),
                $this->createDOMDocument("<a a='' x=''/>"),
            ],
        ];
    }

public function assertEqualsFailsProvider()
    {
        return [
            [
                $this->createDOMDocument('<root></root>'),
                $this->createDOMDocument('<bar/>')
            ],
            [
                $this->createDOMDocument('<foo attr1="bar"/>'),
                $this->createDOMDocument('<foo attr1="foobar"/>')
            ],
            [
                $this->createDOMDocument('<foo> bar </foo>'),
                $this->createDOMDocument('<foo />')
            ],
            [
                $this->createDOMDocument('<foo xmlns="urn:myns:bar"/>'),
                $this->createDOMDocument('<foo xmlns="urn:notmyns:bar"/>')
            ],
            [
                $this->createDOMDocument('<foo> bar </foo>'),
                $this->createDOMDocument('<foo> bir </foo>')
            ],
            [
                $this->createDOMDocument('<Root></Root>'),
                $this->createDOMDocument('<root></root>')
            ],
            [
                $this->createDOMDocument('<root> bar </root>'),
                $this->createDOMDocument('<root> BAR </root>')
            ]
        ];
    }

/**
     * @dataProvider acceptsSucceedsProvider
     */
    public function testAcceptsSucceeds($expected, $actual): void
    {
        $this->assertTrue(
          $this->comparator->accepts($expected, $actual)
        );
    }

/**
     * @dataProvider acceptsFailsProvider
     */
    public function testAcceptsFails($expected, $actual): void
    {
        $this->assertFalse(
          $this->comparator->accepts($expected, $actual)
        );
    }

/**
     * @dataProvider assertEqualsSucceedsProvider
     */
    public function testAssertEqualsSucceeds($expected, $actual, $ignoreCase = false): void
    {
        $exception = null;

try {
            $delta        = 0.0;
            $canonicalize = false;
            $this->comparator->assertEquals($expected, $actual, $delta, $canonicalize, $ignoreCase);
        } catch (ComparisonFailure $exception) {
        }

$this->assertNull($exception, 'Unexpected ComparisonFailure');
    }

/**
     * @dataProvider assertEqualsFailsProvider
     */
    public function testAssertEqualsFails($expected, $actual): void
    {
        $this->expectException(ComparisonFailure::class);
        $this->expectExceptionMessage('Failed asserting that two DOM');

$this->comparator->assertEquals($expected, $actual);
    }

private function createDOMDocument($content)
    {
        $document                     = new DOMDocument;
        $document->preserveWhiteSpace = false;
        $document->loadXML($content);

return $document;
    }
}