TupleTransformationTest.php

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<?php
/* Copyright (c) 1998-2019 ILIAS open source, Extended GPL, see docs/LICENSE */

namespace ILIAS\Tests\Refinery\To\Transformation;

use ILIAS\Data\Result;
use ILIAS\Refinery\To\Transformation\IntegerTransformation;
use ILIAS\Refinery\To\Transformation\StringTransformation;
use ILIAS\Refinery\To\Transformation\TupleTransformation;
use ILIAS\Refinery\ConstraintViolationException;
use ILIAS\Refinery\IsArrayOfSameType;
use ILIAS\Tests\Refinery\TestCase;

require_once('./libs/composer/vendor/autoload.php');

class TupleTransformationTest extends TestCase
{
    public function testTupleTransformationsAreCorrect()
    {
        $transformation = new TupleTransformation(
            array(new IntegerTransformation(), new IntegerTransformation())
        );

        $result = $transformation->transform(array(1, 2));

        $this->assertEquals(array(1, 2), $result);
    }

    public function testTupleIsIncorrectAndWillThrowException()
    {
        $this->expectNotToPerformAssertions();

        $transformation = new TupleTransformation(
            array(new IntegerTransformation(), new StringTransformation())
        );

        try {
            $result = $transformation->transform(array(1, 2));
        } catch (ConstraintViolationException $exception) {
            return;
        }

        $this->fail();
    }

    public function testTupleIsIncorrectAndWillThrowException2()
    {
        $this->expectNotToPerformAssertions();

        $transformation = new TupleTransformation(
            array(new IntegerTransformation(), 'hello' => new IntegerTransformation())
        );

        try {
            $result = $transformation->transform(array(1, 2));
        } catch (ConstraintViolationException $exception) {
            return;
        }

        $this->fail();
    }


    public function testToManyValuesForTransformation()
    {
        $this->expectNotToPerformAssertions();

        $transformation = new TupleTransformation(
            array(new IntegerTransformation(), new IntegerTransformation())
        );

        try {
            $result = $transformation->transform(array(1, 2, 3));
        } catch (ConstraintViolationException $exception) {
            return;
        }
        $this->fail();
    }

    public function testTupleAppliesAreCorrect()
    {
        $transformation = new TupleTransformation(
            array(new IntegerTransformation(), new IntegerTransformation())
        );

        $result = $transformation->applyTo(new Result\Ok(array(1, 2)));

        $this->assertEquals(array(1, 2), $result->value());
    }

    public function testTupleAppliesAreIncorrectAndWillReturnErrorResult()
    {
        $transformation = new TupleTransformation(
            array(new IntegerTransformation(), new StringTransformation())
        );

        $result = $transformation->applyTo(new Result\Ok(array(1, 2)));

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

    public function testToManyValuesForApply()
    {
        $transformation = new TupleTransformation(
            array(new IntegerTransformation(), new StringTransformation())
        );

        $result = $transformation->applyTo(new Result\Ok(array(1, 2, 3)));

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

    public function testInvalidTransformationWillThrowException()
    {
        $this->expectNotToPerformAssertions();

        try {
            $transformation = new TupleTransformation(
                array(new IntegerTransformation(), 'hello')
            );
        } catch (ConstraintViolationException $exception) {
            return;
        }


        $this->fail();
    }
}