mirror of
https://github.com/danog/endtoend-test-psl.git
synced 2024-12-04 10:39:57 +01:00
38 lines
1.2 KiB
PHP
38 lines
1.2 KiB
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
|
|
namespace Psl\Tests\Iter;
|
|
|
|
use PHPUnit\Framework\TestCase;
|
|
use Psl;
|
|
use Psl\Iter;
|
|
|
|
class RangeTest extends TestCase
|
|
{
|
|
public function testRange(): void
|
|
{
|
|
self::assertSame([1], Iter\to_array(Iter\range(1, 1, 1)));
|
|
self::assertSame([0, 1, 2, 3, 4, 5], Iter\to_array(Iter\range(0, 5)));
|
|
self::assertSame([5, 4, 3, 2, 1, 0], Iter\to_array(Iter\range(5, 0)));
|
|
self::assertSame([0.0, 0.5, 1.0, 1.5, 2.0, 2.5, 3.0], Iter\to_array(Iter\range(0.0, 3.0, 0.5)));
|
|
self::assertSame([3.0, 2.5, 2.0, 1.5, 1.0, 0.5, 0.0], Iter\to_array(Iter\range(3.0, 0.0, -0.5)));
|
|
}
|
|
|
|
public function testRandomThrowsIfEndIsGreaterThanStartAndStepIsNegative(): void
|
|
{
|
|
$this->expectException(Psl\Exception\InvariantViolationException::class);
|
|
$this->expectExceptionMessage('If start < end, the step must be positive.');
|
|
|
|
Iter\range(0, 10, -2);
|
|
}
|
|
|
|
public function testRandomThrowsIfStartIsGreaterThanEndAndStepIsPositive(): void
|
|
{
|
|
$this->expectException(Psl\Exception\InvariantViolationException::class);
|
|
$this->expectExceptionMessage('If start > end, the step must be negative.');
|
|
|
|
Iter\range(20, 10, 2);
|
|
}
|
|
}
|