SequentialConstraintTest.php

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<?php
 
declare(strict_types=1);
 
use ILIAS\Refinery\Constraint;
use ILIAS\Refinery\Factory as Refinery;
use ILIAS\Data\Factory as DataFactory;
use PHPUnit\Framework\TestCase;
 
class SequentialConstraintTest extends TestCase
{
    private DataFactory $df;
    private Constraint $c;
 
    protected function setUp(): void
    {
        $this->df = new DataFactory();
        $this->c = $this->sequentialConstraint($this->createStub(ILIAS\Language\Language::class));
    }
 
    public function testAccepts(): void
    {
        $this->assertTrue($this->c->accepts(4));
    }
 
    public function testNotAccepts(): void
    {
        $this->assertFalse($this->c->accepts(2));
    }
 
    public function testCheckSucceed(): void
    {
        $this->c->check(4);
        $this->assertTrue(true); // does not throw
    }
 
    public function testCheckFails(): void
    {
        $this->expectException(UnexpectedValueException::class);
        $this->c->check(2);
    }
 
    public function testNoProblemWith(): void
    {
        $this->assertNull($this->c->problemWith(4));
    }
 
    public function testProblemWith1(): void
    {
        $lng = $this->createMock(ILIAS\Language\Language::class);
        $lng
            ->expects($this->never())
            ->method('txt');
 
        $this->assertEquals('not_greater_than_3', $this->sequentialConstraint($lng)->problemWith(2));
    }
 
    public function testProblemWith2(): void
    {
        $lng = $this->createMock(ILIAS\Language\Language::class);
        $lng
            ->expects($this->never())
            ->method('txt');
 
        $this->assertEquals('not_less_than_5', $this->sequentialConstraint($lng)->problemWith(6));
    }
 
    public function testRestrictOk(): void
    {
        $ok = $this->df->ok(4);
 
        $res = $this->c->applyTo($ok);
        $this->assertTrue($res->isOk());
    }
 
    public function testRestrictNotOk(): void
    {
        $not_ok = $this->df->ok(7);
 
        $res = $this->c->applyTo($not_ok);
        $this->assertFalse($res->isOk());
    }
 
    public function testRestrictError(): void
    {
        $error = $this->df->error('error');
 
        $res = $this->c->applyTo($error);
        $this->assertSame($error, $res);
    }
 
    public function testWithProblemBuilder(): void
    {
        $new_c = $this->c->withProblemBuilder(static fn(): string => 'This was a fault');
        $this->assertEquals('This was a fault', $new_c->problemWith(7));
    }
 
    private function sequentialConstraint(ILIAS\Language\Language $lng): Constraint
    {
        $refinery = new Refinery($this->df, $lng);
        $group = $refinery->custom();
 
        $greater_than_3 = $group->constraint(
            fn($value) => $value > 3,
            'not_greater_than_3'
        );
 
        $less_than_5 = $group->constraint(
            fn($value) => $value < 5,
            'not_less_than_5'
        );
 
        return $refinery->logical()->sequential([$greater_than_3, $less_than_5]);
    }
}