php-ml/tests/Phpml/Math/ComparisonTest.php

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<?php
declare(strict_types=1);
namespace tests\Phpml\Math;
use Phpml\Math\Comparison;
use PHPUnit\Framework\TestCase;
class ComparisonTest extends TestCase
{
/**
* @param mixed $a
* @param mixed $b
*
* @dataProvider provideData
*/
public function testResult($a, $b, string $operator, bool $expected): void
{
$result = Comparison::compare($a, $b, $operator);
$this->assertEquals($expected, $result);
}
/**
* @expectedException \Phpml\Exception\InvalidArgumentException
* @expectedExceptionMessage Invalid operator "~=" provided
*/
public function testThrowExceptionWhenOperatorIsInvalid(): void
{
Comparison::compare(1, 1, '~=');
}
/**
* @return array
*/
public function provideData()
{
return [
// Greater
[1, 0, '>', true],
[1, 1, '>', false],
[0, 1, '>', false],
// Greater or equal
[1, 0, '>=', true],
[1, 1, '>=', true],
[0, 1, '>=', false],
// Equal
[1, 0, '=', false],
[1, 1, '==', true],
[1, '1', '=', true],
[1, '0', '==', false],
// Identical
[1, 0, '===', false],
[1, 1, '===', true],
[1, '1', '===', false],
['a', 'a', '===', true],
// Not equal
[1, 0, '!=', true],
[1, 1, '<>', false],
[1, '1', '!=', false],
[1, '0', '<>', true],
// Not identical
[1, 0, '!==', true],
[1, 1, '!==', false],
[1, '1', '!==', true],
[1, '0', '!==', true],
// Less or equal
[1, 0, '<=', false],
[1, 1, '<=', true],
[0, 1, '<=', true],
// Less
[1, 0, '<', false],
[1, 1, '<', false],
[0, 1, '<', true],
];
}
}