endtoend-test-psl/tests/Psl/Fun/WhenTest.php
2020-10-15 11:05:30 +02:00

34 lines
883 B
PHP

<?php
declare(strict_types=1);
namespace Psl\Tests\Fun;
use PHPUnit\Framework\TestCase;
use Psl\Fun;
final class WhenTest extends TestCase
{
public function testItRunsLeftFunction(): void
{
$greet = Fun\when(
static fn(string $name): bool => $name === 'Jos',
static fn(string $name): string => 'Bonjour ' . $name . '!',
static fn(string $name): string => 'Hello ' . $name . '!'
);
static::assertSame('Bonjour Jos!', $greet('Jos'));
}
public function testItRunsRightfunction(): void
{
$greet = Fun\when(
static fn(string $name): bool => $name === 'Jos',
static fn(string $name): string => 'Bonjour ' . $name . '!',
static fn(string $name): string => 'Hello ' . $name . '!'
);
static::assertSame('Hello World!', $greet('World'));
}
}