IntegerTransformationTest.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\IntegerTransformation;
use ILIAS\Tests\Refinery\TestCase;
use UnexpectedValueException;

class IntegerTransformationTest extends TestCase
{
    private IntegerTransformation $transformation;

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

    public function testIntegerToIntegerTransformation(): void
    {
        $transformedValue = $this->transformation->transform(200);

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

    public function testNegativeIntegerToIntegerTransformation(): void
    {
        $transformedValue = $this->transformation->transform(-200);

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

    public function testZeroIntegerToIntegerTransformation(): void
    {
        $transformedValue = $this->transformation->transform(0);

        $this->assertEquals(0, $transformedValue);
    }

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

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

        $this->fail();
    }

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

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

        $this->fail();
    }

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

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

        $this->fail();
    }

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

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

        $this->fail();
    }

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

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

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

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

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

        $this->assertEquals(200, $transformedObject->value());
    }

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

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

        $this->assertEquals(-200, $transformedObject->value());
    }

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

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

        $this->assertEquals(0, $transformedObject->value());
    }

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

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

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

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

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

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