File "PhpUnitMockFixer.php"

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<?php

declare(strict_types=1);

/*
 * This file is part of PHP CS Fixer.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *     Dariusz Rumiński <dariusz.ruminski@gmail.com>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */

namespace PhpCsFixer\Fixer\PhpUnit;

use PhpCsFixer\Fixer\AbstractPhpUnitFixer;
use PhpCsFixer\Fixer\ConfigurableFixerInterface;
use PhpCsFixer\Fixer\ConfigurableFixerTrait;
use PhpCsFixer\FixerConfiguration\FixerConfigurationResolver;
use PhpCsFixer\FixerConfiguration\FixerConfigurationResolverInterface;
use PhpCsFixer\FixerConfiguration\FixerOptionBuilder;
use PhpCsFixer\FixerDefinition\CodeSample;
use PhpCsFixer\FixerDefinition\FixerDefinition;
use PhpCsFixer\FixerDefinition\FixerDefinitionInterface;
use PhpCsFixer\Tokenizer\Analyzer\ArgumentsAnalyzer;
use PhpCsFixer\Tokenizer\Token;
use PhpCsFixer\Tokenizer\Tokens;

/**
 * @phpstan-type _AutogeneratedInputConfiguration array{
 *  target?: '5.4'|'5.5'|'newest',
 * }
 * @phpstan-type _AutogeneratedComputedConfiguration array{
 *  target: '5.4'|'5.5'|'newest',
 * }
 *
 * @implements ConfigurableFixerInterface<_AutogeneratedInputConfiguration, _AutogeneratedComputedConfiguration>
 *
 * @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
 *
 * @no-named-arguments Parameter names are not covered by the backward compatibility promise.
 */
final class PhpUnitMockFixer extends AbstractPhpUnitFixer implements ConfigurableFixerInterface
{
    /** @use ConfigurableFixerTrait<_AutogeneratedInputConfiguration, _AutogeneratedComputedConfiguration> */
    use ConfigurableFixerTrait;

    private bool $fixCreatePartialMock;

    public function getDefinition(): FixerDefinitionInterface
    {
        return new FixerDefinition(
            'Usages of `->getMock` and `->getMockWithoutInvokingTheOriginalConstructor` methods MUST be replaced by `->createMock` or `->createPartialMock` methods.',
            [
                new CodeSample(
                    <<<'PHP'
                        <?php
                        final class MyTest extends \PHPUnit_Framework_TestCase
                        {
                            public function testFoo()
                            {
                                $mock = $this->getMockWithoutInvokingTheOriginalConstructor("Foo");
                                $mock1 = $this->getMock("Foo");
                                $mock1 = $this->getMock("Bar", ["aaa"]);
                                $mock1 = $this->getMock("Baz", ["aaa"], ["argument"]); // version with more than 2 params is not supported
                            }
                        }

                        PHP,
                ),
                new CodeSample(
                    <<<'PHP'
                        <?php
                        final class MyTest extends \PHPUnit_Framework_TestCase
                        {
                            public function testFoo()
                            {
                                $mock1 = $this->getMock("Foo");
                                $mock1 = $this->getMock("Bar", ["aaa"]); // version with multiple params is not supported
                            }
                        }

                        PHP,
                    ['target' => PhpUnitTargetVersion::VERSION_5_4],
                ),
            ],
            null,
            'Risky when PHPUnit classes are overridden or not accessible, or when project has PHPUnit incompatibilities.',
        );
    }

    public function isRisky(): bool
    {
        return true;
    }

    protected function configurePostNormalisation(): void
    {
        $this->fixCreatePartialMock = PhpUnitTargetVersion::fulfills($this->configuration['target'], PhpUnitTargetVersion::VERSION_5_5);
    }

    protected function applyPhpUnitClassFix(Tokens $tokens, int $startIndex, int $endIndex): void
    {
        $argumentsAnalyzer = new ArgumentsAnalyzer();

        for ($index = $startIndex; $index < $endIndex; ++$index) {
            if (!$tokens[$index]->isObjectOperator()) {
                continue;
            }

            $index = $tokens->getNextMeaningfulToken($index);

            if ($tokens[$index]->equals([\T_STRING, 'getMockWithoutInvokingTheOriginalConstructor'], false)) {
                $tokens[$index] = new Token([\T_STRING, 'createMock']);
            } elseif ($tokens[$index]->equals([\T_STRING, 'getMock'], false)) {
                $openingParenthesis = $tokens->getNextMeaningfulToken($index);
                $closingParenthesis = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $openingParenthesis);

                $argumentsCount = $argumentsAnalyzer->countArguments($tokens, $openingParenthesis, $closingParenthesis);

                if (1 === $argumentsCount) {
                    $tokens[$index] = new Token([\T_STRING, 'createMock']);
                } elseif (2 === $argumentsCount && true === $this->fixCreatePartialMock) {
                    $tokens[$index] = new Token([\T_STRING, 'createPartialMock']);
                }
            }
        }
    }

    protected function createConfigurationDefinition(): FixerConfigurationResolverInterface
    {
        return new FixerConfigurationResolver([
            (new FixerOptionBuilder('target', 'Target version of PHPUnit.'))
                ->setAllowedTypes(['string'])
                ->setAllowedValues([PhpUnitTargetVersion::VERSION_5_4, PhpUnitTargetVersion::VERSION_5_5, PhpUnitTargetVersion::VERSION_NEWEST])
                ->setDefault(PhpUnitTargetVersion::VERSION_NEWEST)
                ->getOption(),
        ]);
    }
}