<?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 PHPUnit\Framework\TestCase;
use SplObjectStorage;
use stdClass;
/**
* @coversDefaultClass SebastianBergmann\Comparator\SplObjectStorageComparator
*
* @uses SebastianBergmann\Comparator\Comparator
* @uses SebastianBergmann\Comparator\Factory
* @uses SebastianBergmann\Comparator\ComparisonFailure
*/
class SplObjectStorageComparatorTest extends TestCase
{
private $comparator;
protected function setUp()
{
$this->comparator = new SplObjectStorageComparator;
}
public function acceptsFailsProvider()
{
return [
[new SplObjectStorage, new stdClass],
[new stdClass, new SplObjectStorage],
[new stdClass, new stdClass]
];
}
public function assertEqualsSucceedsProvider()
{
$object1 = new stdClass();
$object2 = new stdClass();
$storage1 = new SplObjectStorage();
$storage2 = new SplObjectStorage();
$storage3 = new SplObjectStorage();
$storage3->attach($object1);
$storage3->attach($object2);
$storage4 = new SplObjectStorage();
$storage4->attach($object2);
$storage4->attach($object1);
return [
[$storage1, $storage1],
[$storage1, $storage2],
[$storage3, $storage3],
[$storage3, $storage4]
];
}
public function assertEqualsFailsProvider()
{
$object1 = new stdClass;
$object2 = new stdClass;
$storage1 = new SplObjectStorage;
$storage2 = new SplObjectStorage;
$storage2->attach($object1);
$storage3 = new SplObjectStorage;
$storage3->attach($object2);
$storage3->attach($object1);
return [
[$storage1, $storage2],
[$storage1, $storage3],
[$storage2, $storage3],
];
}
/**
* @covers ::accepts
*/
public function testAcceptsSucceeds()
{
$this->assertTrue(
$this->comparator->accepts(
new SplObjectStorage,
new SplObjectStorage
)
);
}
/**
* @covers ::accepts
* @dataProvider acceptsFailsProvider
*/
public function testAcceptsFails($expected, $actual)
{
$this->assertFalse(
$this->comparator->accepts($expected, $actual)
);
}
/**
* @covers ::assertEquals
* @dataProvider assertEqualsSucceedsProvider
*/
public function testAssertEqualsSucceeds($expected, $actual)
{
$exception = null;
try {
$this->comparator->assertEquals($expected, $actual);
} catch (ComparisonFailure $exception) {
}
$this->assertNull($exception, 'Unexpected ComparisonFailure');
}
/**
* @covers ::assertEquals
* @dataProvider assertEqualsFailsProvider
*/
public function testAssertEqualsFails($expected, $actual)
{
$this->expectException(ComparisonFailure::class);
$this->expectExceptionMessage('Failed asserting that two objects are equal.');
$this->comparator->assertEquals($expected, $actual);
}
public function testAssertEqualsFails2()
{
$this->expectException(ComparisonFailure::class);
$this->expectExceptionMessage('Failed asserting that two objects are equal.');
$t = new SplObjectStorage();
$t->attach(new \stdClass());
$this->comparator->assertEquals($t, new \SplObjectStorage());
}
}