DictionaryTransformationTest.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\Tests\Refinery\To\Transformation;
 
use ILIAS\Data\Result\Ok;
use ILIAS\Refinery\To\Transformation\DictionaryTransformation;
use ILIAS\Refinery\To\Transformation\StringTransformation;
use PHPUnit\Framework\TestCase;
use UnexpectedValueException;
 
class DictionaryTransformationTest extends TestCase
{
    public function testDictionaryTransformationValid(): void
    {
        $transformation = new DictionaryTransformation(new StringTransformation());
 
        $result = $transformation->transform(['hello' => 'world']);
 
        $this->assertEquals(['hello' => 'world'], $result);
    }
 
    public function testDictionaryTransformationInvalidBecauseKeyIsNotAString(): void
    {
        $this->expectNotToPerformAssertions();
 
        $transformation = new DictionaryTransformation(new StringTransformation());
 
        try {
            $result = $transformation->transform(['world']);
        } catch (UnexpectedValueException $exception) {
            return;
        }
 
        $this->fail();
    }
 
    public function testDictionaryTransformationInvalidBecauseValueIsNotAString(): void
    {
        $this->expectNotToPerformAssertions();
 
        $transformation = new DictionaryTransformation(new StringTransformation());
 
        try {
            $result = $transformation->transform(['hello' => 1]);
        } catch (UnexpectedValueException $exception) {
            return;
        }
 
        $this->fail();
    }
 
    public function testDictionaryTransformationNonArrayCanNotBeTransformedAndThrowsException(): void
    {
        $this->expectNotToPerformAssertions();
 
        $transformation = new DictionaryTransformation(new StringTransformation());
 
        try {
            $result = $transformation->transform(1);
        } catch (UnexpectedValueException $exception) {
            return;
        }
 
        $this->fail();
    }
 
    public function testDictionaryApplyValid(): void
    {
        $transformation = new DictionaryTransformation(new StringTransformation());
 
        $result = $transformation->applyTo(new Ok(['hello' => 'world']));
 
        $this->assertEquals(['hello' => 'world'], $result->value());
    }
 
    public function testDictionaryApplyInvalidBecauseKeyIsNotAString(): void
    {
        $transformation = new DictionaryTransformation(new StringTransformation());
 
        $result = $transformation->applyTo(new Ok(['world']));
 
        $this->assertTrue($result->isError());
    }
 
    public function testDictionaryApplyInvalidBecauseValueIsNotAString(): void
    {
        $transformation = new DictionaryTransformation(new StringTransformation());
 
        $result = $transformation->applyTo(new Ok(['hello' => 1]));
 
        $this->assertTrue($result->isError());
    }
 
    public function testDictonaryNonArrayToTransformThrowsException(): void
    {
        $transformation = new DictionaryTransformation(new StringTransformation());
 
        $result = $transformation->applyTo(new Ok(1));
 
        $this->assertTrue($result->isError());
    }
}