StringTransformationTest.php

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<?php

declare(strict_types=1);

namespace ILIAS\Tests\Refinery\To\Transformation;

use ILIAS\Data\Result;
use ILIAS\Refinery\To\Transformation\StringTransformation;
use PHPUnit\Framework\TestCase;
use UnexpectedValueException;

class StringTransformationTest extends TestCase
{
    private StringTransformation $transformation;

    protected function setUp(): void
    {
        $this->transformation = new StringTransformation();
    }

    public function testStringToStringTransformation(): void
    {
        $transformedValue = $this->transformation->transform('hello');

        $this->assertEquals('hello', $transformedValue);
    }

    public function testIntegerToStringTransformation(): void
    {
        $this->expectNotToPerformAssertions();

        try {
            $transformedValue = $this->transformation->transform(200);
        } catch (UnexpectedValueException $exception) {
            return;
        }

        $this->fail();
    }

    public function testNegativeIntegerToIntegerTransformation(): void
    {
        $this->expectNotToPerformAssertions();

        try {
            $transformedValue = $this->transformation->transform(-200);
        } catch (UnexpectedValueException $exception) {
            return;
        }

        $this->assertEquals('-200', $transformedValue);
    }

    public function testZeroIntegerToIntegerTransformation(): void
    {
        $this->expectNotToPerformAssertions();

        try {
            $transformedValue = $this->transformation->transform(0);
        } catch (UnexpectedValueException $exception) {
            return;
        }

        $this->fail();
    }

    public function testFloatToStringTransformation(): void
    {
        $this->expectNotToPerformAssertions();

        $this->expectNotToPerformAssertions();

        try {
            $transformedValue = $this->transformation->transform(10.5);
        } catch (UnexpectedValueException $exception) {
            return;
        }

        $this->fail();
    }

    public function testPositiveBooleanToStringTransformation(): void
    {
        $this->expectNotToPerformAssertions();

        try {
            $transformedValue = $this->transformation->transform(true);
        } catch (UnexpectedValueException $exception) {
            return;
        }

        $this->fail();
    }

    public function testNegativeBooleanToStringTransformation(): void
    {
        $this->expectNotToPerformAssertions();

        try {
            $transformedValue = $this->transformation->transform(false);
        } catch (UnexpectedValueException $exception) {
            return;
        }

        $this->fail();
    }

    public function testStringToStringApply(): void
    {
        $resultObject = new Result\Ok('hello');

        $transformedObject = $this->transformation->applyTo($resultObject);

        $this->assertEquals('hello', $transformedObject->value());
    }

    public function testPositiveIntegerToIntegerApply(): void
    {
        $resultObject = new Result\Ok(200);

        $transformedObject = $this->transformation->applyTo($resultObject);

        $this->assertTrue($transformedObject->isError());
    }

    public function testNegativeIntegerToIntegerApply(): void
    {
        $resultObject = new Result\Ok(-200);

        $transformedObject = $this->transformation->applyTo($resultObject);

        $this->assertTrue($transformedObject->isError());
    }

    public function testZeroIntegerToIntegerApply(): void
    {
        $resultObject = new Result\Ok(0);

        $transformedObject = $this->transformation->applyTo($resultObject);

        $this->assertTrue($transformedObject->isError());
    }

    public function testFloatToStringApply(): void
    {
        $resultObject = new Result\Ok(10.5);

        $transformedObject = $this->transformation->applyTo($resultObject);

        $this->assertTrue($transformedObject->isError());
    }

    public function testBooleanToStringApply(): void
    {
        $resultObject = new Result\Ok(true);

        $transformedObject = $this->transformation->applyTo($resultObject);

        $this->assertTrue($transformedObject->isError());
    }
}