NewMethodTransformationTest.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\BackgroundTasks\Exceptions\InvalidArgumentException;
use ILIAS\Data\Result\Ok;
use ILIAS\DI\Exceptions\Exception;
use ILIAS\Refinery\To\Transformation\NewMethodTransformation;
use ILIAS\Refinery\ConstraintViolationException;
use ILIAS\Tests\Refinery\TestCase;

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

class NewMethodTransformationTest extends TestCase
{
    private $instance;

    public function setUp() : void
    {
        $this->instance = new NewMethodTransformationTestClass();
    }

    public function testNewObjectTransformation()
    {
        $transformation = new NewMethodTransformation(new NewMethodTransformationTestClass(), 'myMethod');

        $result = $transformation->transform(array('hello', 42));

        $this->assertEquals(array('hello', 42), $result);
    }

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

        $transformation = new NewMethodTransformation(new NewMethodTransformationTestClass(), 'myMethod');

        try {
            $object = $transformation->transform(array('hello', 'world'));
        } catch (\TypeError $exception) {
            return;
        }

        $this->fail();
    }

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

        try {
            $transformation = new NewMethodTransformation('BreakdanceMcFunkyPants', 'myMethod');
        } catch (\Error $exception) {
            return;
        }

        $this->fail();
    }

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

        try {
            $transformation = new NewMethodTransformation(new NewMethodTransformationTestClass(), 'someMethod');
        } catch (\InvalidArgumentException $exception) {
            return;
        }

        $this->fail();
    }

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

        $transformation = new NewMethodTransformation(new NewMethodTransformationTestClass(), 'myPrivateMethod');

        try {
            $object = $transformation->transform(array('hello', 10));
        } catch (\Error $error) {
            return;
        }

        $this->fail();
    }

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

        $transformation = new NewMethodTransformation(new NewMethodTransformationTestClass(), 'myPrivateMethod');
        try {
            $object = $transformation->applyTo(new Ok(array('hello', 10)));
        } catch (\Error $error) {
            return;
        }

        $this->fail();
    }

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

        $transformation = new NewMethodTransformation(new NewMethodTransformationTestClass(), 'methodThrowsException');

        try {
            $object = $transformation->transform(array('hello', 10));
        } catch (\Exception $exception) {
            return;
        }

        $this->fail();
    }

    public function testMethodThrowsExceptionInApplyTo()
    {
        $transformation = new NewMethodTransformation(new NewMethodTransformationTestClass(), 'methodThrowsException');

        $object = $transformation->applyTo(new Ok(array('hello', 10)));

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

class NewMethodTransformationTestClass
{
    public function myMethod(string $string, int $integer)
    {
        return array($string, $integer);
    }

    private function myPrivateMethod(string $string, int $integer)
    {
        return array($string, $integer);
    }

    public function methodThrowsException(string $string, int $integer)
    {
        throw new \Exception('SomeException');
    }
}