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<?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;
/**
* @covers \SebastianBergmann\Comparator\DoubleComparator<extended>
*
* @uses \SebastianBergmann\Comparator\Comparator
* @uses \SebastianBergmann\Comparator\Factory
* @uses \SebastianBergmann\Comparator\ComparisonFailure
*/
final class DoubleComparatorTest extends TestCase
{
/**
* @var DoubleComparator
*/
private $comparator;
protected function setUp(): void
{
$this->comparator = new DoubleComparator;
}
public function acceptsSucceedsProvider()
{
return [
[0, 5.0],
[5.0, 0],
['5', 4.5],
[1.2e3, 7E-10],
[3, \acos(8)],
[\acos(8), 3],
[\acos(8), \acos(8)]
];
}
public function acceptsFailsProvider()
{
return [
[5, 5],
['4.5', 5],
[0x539, 02471],
[5.0, false],
[null, 5.0]
];
}
public function assertEqualsSucceedsProvider()
{
return [
[2.3, 2.3],
['2.3', 2.3],
[5.0, 5],
[5, 5.0],
[5.0, '5'],
[1.2e3, 1200],
[2.3, 2.5, 0.5],
[3, 3.05, 0.05],
[1.2e3, 1201, 1],
[(string) (1 / 3), 1 - 2 / 3],
[1 / 3, (string) (1 - 2 / 3)]
];
}
public function assertEqualsFailsProvider()
{
return [
[2.3, 4.2],
['2.3', 4.2],
[5.0, '4'],
[5.0, 6],
[1.2e3, 1201],
[2.3, 2.5, 0.2],
[3, 3.05, 0.04],
[3, \acos(8)],
[\acos(8), 3],
[\acos(8), \acos(8)]
];
}
/**
* @dataProvider acceptsSucceedsProvider
*/
public function testAcceptsSucceeds($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, $delta = 0.0): void
{
$exception = null;
try {
$this->comparator->assertEquals($expected, $actual, $delta);
} catch (ComparisonFailure $exception) {
}
$this->assertNull($exception, 'Unexpected ComparisonFailure');
}
/**
* @dataProvider assertEqualsFailsProvider
*/
public function testAssertEqualsFails($expected, $actual, $delta = 0.0): void
{
$this->expectException(ComparisonFailure::class);
$this->expectExceptionMessage('matches expected');
$this->comparator->assertEquals($expected, $actual, $delta);
}
}