* Dariusz Rumiński * * This source file is subject to the MIT license that is bundled * with this source code in the file LICENSE. */ namespace PhpCsFixer\Tests\Test; use PhpCsFixer\RuleSet\RuleSet; use Symfony\Component\Finder\SplFileInfo; /** * @author Dariusz Rumiński * * @internal */ abstract class AbstractIntegrationCaseFactory implements IntegrationCaseFactoryInterface { public function create(SplFileInfo $file): IntegrationCase { try { if (!preg_match( '/^ --TEST-- \r?\n(? .*?) \s --RULESET-- \r?\n(?<ruleset> .*?) (?:\s --CONFIG-- \r?\n(?<config> .*?))? (?:\s --SETTINGS-- \r?\n(?<settings> .*?))? (?:\s --REQUIREMENTS-- \r?\n(?<requirements> .*?))? (?:\s --EXPECT-- \r?\n(?<expect> .*?\r?\n*))? (?:\s --INPUT-- \r?\n(?<input> .*))? $/sx', $file->getContents(), $match )) { throw new \InvalidArgumentException('File format is invalid.'); } $match = array_merge( [ 'config' => null, 'settings' => null, 'requirements' => null, 'expect' => null, 'input' => null, ], $match ); return new IntegrationCase( $file->getRelativePathname(), $this->determineTitle($file, $match['title']), $this->determineSettings($file, $match['settings']), $this->determineRequirements($file, $match['requirements']), $this->determineConfig($file, $match['config']), $this->determineRuleset($file, $match['ruleset']), $this->determineExpectedCode($file, $match['expect']), $this->determineInputCode($file, $match['input']) ); } catch (\InvalidArgumentException $e) { throw new \InvalidArgumentException( \sprintf('%s Test file: "%s".', $e->getMessage(), $file->getPathname()), $e->getCode(), $e ); } } /** * Parses the '--CONFIG--' block of a '.test' file. * * @return array{indent: non-empty-string, lineEnding: non-empty-string} */ protected function determineConfig(SplFileInfo $file, ?string $config): array { $parsed = $this->parseJson($config, [ 'indent' => ' ', 'lineEnding' => "\n", ]); if (!\is_string($parsed['indent']) || '' === $parsed['indent']) { throw new \InvalidArgumentException(\sprintf( 'Expected string value for "indent", got "%s".', \is_object($parsed['indent']) ? \get_class($parsed['indent']) : \gettype($parsed['indent']).'#'.$parsed['indent'] )); } if (!\is_string($parsed['lineEnding']) || '' === $parsed['lineEnding']) { throw new \InvalidArgumentException(\sprintf( 'Expected string value for "lineEnding", got "%s".', \is_object($parsed['lineEnding']) ? \get_class($parsed['lineEnding']) : \gettype($parsed['lineEnding']).'#'.$parsed['lineEnding'] )); } return $parsed; } /** * Parses the '--REQUIREMENTS--' block of a '.test' file and determines requirements. * * @return array{php: int, "php<": int, os: list<string>} */ protected function determineRequirements(SplFileInfo $file, ?string $config): array { $parsed = $this->parseJson($config, [ 'php' => \PHP_VERSION_ID, 'php<' => PHP_INT_MAX, 'os' => ['Linux', 'Darwin', 'Windows'], ]); if (!\is_int($parsed['php'])) { throw new \InvalidArgumentException(\sprintf( 'Expected int value like 50509 for "php", got "%s".', get_debug_type($parsed['php']).'#'.$parsed['php'], )); } if (!\is_int($parsed['php<'])) { throw new \InvalidArgumentException(\sprintf( 'Expected int value like 80301 for "php<", got "%s".', get_debug_type($parsed['php<']).'#'.$parsed['php<'], )); } if (!\is_array($parsed['os'])) { throw new \InvalidArgumentException(\sprintf( 'Expected array of OS names for "os", got "%s".', get_debug_type($parsed['os']).' ('.$parsed['os'].')', )); } return $parsed; } /** * Parses the '--RULESET--' block of a '.test' file and determines what fixers should be used. */ protected function determineRuleset(SplFileInfo $file, string $config): RuleSet { return new RuleSet($this->parseJson($config)); } /** * Parses the '--TEST--' block of a '.test' file and determines title. */ protected function determineTitle(SplFileInfo $file, string $config): string { return $config; } /** * Parses the '--SETTINGS--' block of a '.test' file and determines settings. * * @return array{checkPriority: bool, deprecations: list<string>} */ protected function determineSettings(SplFileInfo $file, ?string $config): array { $parsed = $this->parseJson($config, [ 'checkPriority' => true, 'deprecations' => [], ]); if (!\is_bool($parsed['checkPriority'])) { throw new \InvalidArgumentException(\sprintf( 'Expected bool value for "checkPriority", got "%s".', \is_object($parsed['checkPriority']) ? \get_class($parsed['checkPriority']) : \gettype($parsed['checkPriority']).'#'.$parsed['checkPriority'] )); } if (!\is_array($parsed['deprecations'])) { throw new \InvalidArgumentException(\sprintf( 'Expected array value for "deprecations", got "%s".', \is_object($parsed['deprecations']) ? \get_class($parsed['deprecations']) : \gettype($parsed['deprecations']).'#'.$parsed['deprecations'] )); } foreach ($parsed['deprecations'] as $index => $deprecation) { if (!\is_string($deprecation)) { throw new \InvalidArgumentException(\sprintf( 'Expected only string value for "deprecations", got "%s" @ index %d.', \is_object($deprecation) ? \get_class($deprecation) : \gettype($deprecation).'#'.$deprecation, $index )); } } return $parsed; } protected function determineExpectedCode(SplFileInfo $file, ?string $code): string { $code = $this->determineCode($file, $code, '-out.php'); if (null === $code) { throw new \InvalidArgumentException('Missing expected code.'); } return $code; } protected function determineInputCode(SplFileInfo $file, ?string $code): ?string { return $this->determineCode($file, $code, '-in.php'); } private function determineCode(SplFileInfo $file, ?string $code, string $suffix): ?string { if (null !== $code) { return $code; } $candidateFile = new SplFileInfo($file->getPathname().$suffix, '', ''); if ($candidateFile->isFile()) { return $candidateFile->getContents(); } return null; } /** * @param null|array<string, mixed> $template * * @return array<string, mixed> */ private function parseJson(?string $encoded, ?array $template = null): array { // content is optional if template is provided if ((null === $encoded || '' === $encoded) && null !== $template) { $decoded = []; } else { $decoded = json_decode($encoded, true, 512, JSON_THROW_ON_ERROR); } if (null !== $template) { foreach ($template as $index => $value) { if (!\array_key_exists($index, $decoded)) { $decoded[$index] = $value; } } } return $decoded; } }