Current File : /home/vacivi36/vacivitta_bakcup/vendor/nexusphp/cs-config/src/Test/AbstractCustomFixerTestCase.php
<?php
declare(strict_types=1);
/**
* This file is part of Nexus CS Config.
*
* (c) 2020 John Paul E. Balandan, CPA <paulbalandan@gmail.com>
*
* For the full copyright and license information, please view
* the LICENSE file that was distributed with this source code.
*/
namespace Nexus\CsConfig\Test;
use Nexus\CsConfig\Fixer\AbstractCustomFixer;
use PhpCsFixer\AbstractFixer;
use PhpCsFixer\Fixer\ConfigurableFixerInterface;
use PhpCsFixer\Fixer\DeprecatedFixerInterface;
use PhpCsFixer\FixerConfiguration\FixerConfigurationResolverInterface;
use PhpCsFixer\FixerConfiguration\FixerOptionInterface;
use PhpCsFixer\FixerDefinition\CodeSampleInterface;
use PhpCsFixer\FixerDefinition\FileSpecificCodeSampleInterface;
use PhpCsFixer\FixerDefinition\VersionSpecificCodeSampleInterface;
use PhpCsFixer\FixerNameValidator;
use PhpCsFixer\Linter\CachingLinter;
use PhpCsFixer\Linter\LinterInterface;
use PhpCsFixer\Linter\ProcessLinter;
use PhpCsFixer\Preg;
use PhpCsFixer\Tokenizer\Token;
use PhpCsFixer\Tokenizer\Tokens;
use PHPUnit\Framework\TestCase;
/**
* Used for testing the fixers.
*
* Most of the tests here are directly from `PhpCsFixer\Tests\Test\AbstractFixerTestCase`
* with some modifications and additions, since the test case is not shipped to production.
*
* @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
* @author John Paul E. Balandan, CPA <paulbalandan@gmail.com>
*/
abstract class AbstractCustomFixerTestCase extends TestCase
{
/**
* @var AbstractCustomFixer
*/
protected $fixer;
/**
* @var LinterInterface
*/
protected $linter;
protected function setUp(): void
{
parent::setUp();
$this->fixer = $this->createFixer();
$this->linter = $this->getLinter();
}
private static function assertTokens(Tokens $expectedTokens, Tokens $inputTokens): void
{
self::assertSame($expectedTokens->count(), $inputTokens->count(), 'Both Tokens collections should have the same size.');
/** @var Token $expectedToken */
foreach ($expectedTokens as $index => $expectedToken) {
/** @var Token $inputToken */
$inputToken = $inputTokens[$index];
self::assertTrue(
$expectedToken->equals($inputToken),
sprintf("Token at index %d must be:\n%s,\ngot:\n%s.", $index, $expectedToken->toJson(), $inputToken->toJson()),
);
}
}
private static function assertValidDescription(string $fixerName, string $descriptionType, string $description): void
{
self::assertMatchesRegularExpression('/^[A-Z`][^"]+\.$/', $description, sprintf('[%s] The %s must start with capital letter or a ` and end with dot.', $fixerName, $descriptionType));
self::assertStringNotContainsString('phpdocs', $description, sprintf('[%s] `PHPDoc` must not be in the plural in %s.', $fixerName, $descriptionType));
self::assertCorrectCasing($description, 'PHPDoc', sprintf('[%s] `PHPDoc` must be in correct casing in %s.', $fixerName, $descriptionType));
self::assertCorrectCasing($description, 'PHPUnit', sprintf('[%s] `PHPUnit` must be in correct casing in %s.', $fixerName, $descriptionType));
self::assertFalse(strpos($descriptionType, '``'), sprintf('[%s] The %s must not contain sequential backticks.', $fixerName, $descriptionType));
}
private static function assertCorrectCasing(string $needle, string $haystack, string $message): void
{
self::assertSame(substr_count(strtolower($haystack), strtolower($needle)), substr_count($haystack, $needle), $message);
}
final public function testIsRisky(): void
{
$riskyDescription = $this->fixer->getDefinition()->getRiskyDescription();
if ($this->fixer->isRisky()) {
self::assertIsString($riskyDescription);
self::assertValidDescription($this->fixer->getName(), 'risky description', (string) $riskyDescription);
} else {
self::assertNull($riskyDescription, sprintf('[%s] Fixer is not risky so no description of it is expected.', $this->fixer->getName()));
}
$reflection = new \ReflectionMethod($this->fixer, 'isRisky');
self::assertSame(
! $this->fixer->isRisky(),
$reflection->getDeclaringClass()->getName() === AbstractFixer::class,
sprintf(
'[%s] Fixer is %s so the method "AbstractFixer::isRisky()" must be %s.',
$this->fixer->getName(),
$this->fixer->isRisky() ? 'risky' : 'not risky',
$this->fixer->isRisky() ? 'overridden' : 'used',
),
);
}
final public function testNameIsValid(): void
{
$nameValidator = new FixerNameValidator();
$customFixerName = $this->fixer->getName();
self::assertTrue(
$nameValidator->isValid($customFixerName, true),
sprintf('Fixer name "%s" is not valid.', $customFixerName),
);
}
final public function testFixerIsFinal(): void
{
self::assertTrue(
(new \ReflectionClass($this->fixer))->isFinal(),
sprintf('Fixer "%s" must be declared "final".', $this->fixer->getName()),
);
}
final public function testDeprecatedFixersHaveCorrectSummary(): void
{
self::assertStringNotContainsString(
'DEPRECATED',
$this->fixer->getDefinition()->getSummary(),
'Fixer cannot contain word "DEPRECATED" in summary',
);
$comment = (new \ReflectionClass($this->fixer))->getDocComment();
self::assertIsString($comment, sprintf('[%s] Fixer is missing a class-level PHPDoc.', $this->fixer->getName()));
$comment = (string) $comment;
if ($this->fixer instanceof DeprecatedFixerInterface) {
self::assertStringContainsString('@deprecated', $comment);
} else {
self::assertStringNotContainsString('@deprecated', $comment);
}
}
final public function testFixerConfigurationDefinitions(): void
{
if (! $this->fixer instanceof ConfigurableFixerInterface) {
$this->addToAssertionCount(1); // not applied to the fixer without configuration
return;
}
$configurationDefinition = $this->fixer->getConfigurationDefinition();
self::assertInstanceOf(FixerConfigurationResolverInterface::class, $configurationDefinition);
foreach ($configurationDefinition->getOptions() as $option) {
self::assertInstanceOf(FixerOptionInterface::class, $option);
self::assertNotEmpty($option->getDescription());
self::assertTrue(
$option->hasDefault(),
sprintf(
'Option `%s` of fixer `%s` should have a default value.',
$option->getName(),
$this->fixer->getName(),
),
);
self::assertStringNotContainsString(
'DEPRECATED',
$option->getDescription(),
'Option description cannot contain word "DEPRECATED"',
);
}
}
final public function testFixerDefinitions(): void
{
$fixerName = $this->fixer->getName();
$definition = $this->fixer->getDefinition();
$fixerIsConfigurable = $this->fixer instanceof ConfigurableFixerInterface;
self::assertValidDescription($fixerName, 'summary', $definition->getSummary());
$samples = $definition->getCodeSamples();
self::assertNotEmpty($samples, sprintf('[%s] Code samples are required.', $fixerName));
$configSamplesProvided = [];
$dummyFileInfo = new \SplFileInfo(__FILE__);
foreach ($samples as $counter => $sample) {
self::assertIsInt($counter);
++$counter;
self::assertInstanceOf(CodeSampleInterface::class, $sample, sprintf('[%s] Sample #%d must be an instance of "%s".', $fixerName, $counter, CodeSampleInterface::class));
$code = $sample->getCode();
self::assertNotEmpty($code, sprintf('[%s] Code provided by sample #%d must not be empty.', $fixerName, $counter));
self::assertSame("\n", substr($code, -1), sprintf('[%s] Sample #%d must end with linebreak', $fixerName, $counter));
$config = $sample->getConfiguration();
if (null !== $config) {
self::assertTrue($fixerIsConfigurable, sprintf('[%s] Sample #%d has configuration, but the fixer is not configurable.', $fixerName, $counter));
self::assertIsArray($config, sprintf('[%s] Sample #%d configuration must be an array or null.', $fixerName, $counter));
$configSamplesProvided[$counter] = $config;
} elseif ($fixerIsConfigurable) {
if (! $sample instanceof VersionSpecificCodeSampleInterface) {
self::assertArrayNotHasKey('default', $configSamplesProvided, sprintf('[%s] Multiple non-versioned samples with default configuration.', $fixerName));
}
$configSamplesProvided['default'] = true;
}
if ($sample instanceof VersionSpecificCodeSampleInterface && ! $sample->isSuitableFor(\PHP_VERSION_ID)) {
continue;
}
if ($fixerIsConfigurable) {
// always re-configure as the fixer might have been configured with diff. configuration from previous sample
$this->fixer->configure(null === $config ? [] : $config);
}
Tokens::clearCache();
$tokens = Tokens::fromCode($code);
$this->fixer->fix(
$sample instanceof FileSpecificCodeSampleInterface ? $sample->getSplFileInfo() : $dummyFileInfo,
$tokens,
);
self::assertTrue($tokens->isChanged(), sprintf('[%s] Sample #%d is not changed during fixing.', $fixerName, $counter));
$duplicatedCodeSample = array_search(
$sample,
\array_slice($samples, 0, $counter - 1),
false,
);
self::assertFalse(
$duplicatedCodeSample,
sprintf('[%s] Sample #%d duplicates #%d.', $fixerName, $counter, ++$duplicatedCodeSample),
);
}
if ($fixerIsConfigurable) {
if (isset($configSamplesProvided['default'])) {
reset($configSamplesProvided);
self::assertSame('default', key($configSamplesProvided), sprintf('[%s] First sample must be for the default configuration.', $fixerName));
}
if (\count($configSamplesProvided) < 2) {
self::fail(sprintf('[%s] Configurable fixer only provides a default configuration sample and none for its configuration options.', $fixerName));
}
$options = $this->fixer->getConfigurationDefinition()->getOptions();
foreach ($options as $option) {
self::assertMatchesRegularExpression('/^[a-z_]+[a-z]$/', $option->getName(), sprintf('[%s] Option %s is not snake_case.', $fixerName, $option->getName()));
}
}
}
/**
* Tests if a fixer fixes a given string to match the expected result.
*
* It is used both if you want to test if something is fixed or if it is not touched by the fixer.
*
* It also makes sure that the expected output does not change when run through the fixer. That means that you
* do not need two test cases like [$expected] and [$expected, $input] (where $expected is the same in both cases)
* as the latter covers both of them.
*
* This method throws an exception if $expected and $input are equal to prevent test cases that accidentally do
* not test anything.
*
* @param string $expected The expected fixer output
* @param null|string $input The fixer input, or null if it should intentionally be equal to the output
*/
protected function doTest(string $expected, ?string $input = null): void
{
if ($expected === $input) {
throw new \LogicException('Input parameter must not be equal to expected parameter.'); // @codeCoverageIgnore
}
$file = new \SplFileInfo(__FILE__);
if (null !== $input) {
self::assertNull($this->lintSource($input));
Tokens::clearCache();
$tokens = Tokens::fromCode($input);
self::assertTrue($this->fixer->isCandidate($tokens), 'Fixer must be a candidate for input code.');
self::assertFalse($tokens->isChanged(), 'Fixer must not touch Tokens on candidate check.');
$this->fixer->fix($file, $tokens);
self::assertSame(
$expected,
$tokens->generateCode(),
'Code build on input code must match expected code.',
);
self::assertTrue($tokens->isChanged(), 'Tokens collection built on input code must be marked as changed after fixing.');
$tokens->clearEmptyTokens();
/** @var Token[] $tokensArray */
$tokensArray = $tokens->toArray();
self::assertSame(
\count($tokens),
\count(array_unique(array_map(static function (Token $token): string {
return spl_object_hash($token);
}, $tokensArray))),
'Token items inside Tokens collection must be unique.',
);
unset($tokensArray);
Tokens::clearCache();
$expectedTokens = Tokens::fromCode($expected);
self::assertTokens($expectedTokens, $tokens);
}
self::assertNull($this->lintSource($expected));
Tokens::clearCache();
$tokens = Tokens::fromCode($expected);
$this->fixer->fix($file, $tokens);
self::assertSame(
$expected,
$tokens->generateCode(),
'Code build on expected code must not change.',
);
self::assertFalse($tokens->isChanged(), 'Tokens collection built on expected code must not be marked as changed after fixing.');
}
protected function createFixer(): AbstractCustomFixer
{
/** @phpstan-var class-string<AbstractCustomFixer> $customFixer */
$customFixer = Preg::replace('/^(Nexus\\\\CsConfig)\\\\Tests(\\\\.+)Test$/', '$1$2', static::class);
return new $customFixer();
}
/**
* @codeCoverageIgnore
*/
protected function lintSource(string $source): ?string
{
try {
$this->linter->lintSource($source)->check();
return null;
} catch (\Throwable $e) {
return sprintf('Linting "%s" failed with message: %s.', $source, $e->getMessage());
}
}
private function getLinter(): LinterInterface
{
static $linter = null;
if (null === $linter) {
$linter = new CachingLinter(new ProcessLinter());
}
return $linter;
}
}
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