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added tests for OptimizeGlobalCallsSniff
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+397
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lines changed

‎composer.json‎

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"kubawerlos/php-cs-fixer-custom-fixers": "^3.22"
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},
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"require-dev": {
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"tracy/tracy": "^2.5"
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"tracy/tracy": "^2.5",
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"nette/tester": "^2.5"
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},
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"autoload": {
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"classmap": ["src/"]
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},
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"bin": ["ecs"],
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"scripts": {
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"tester": "tester tests -s"
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},
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"extra": {
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"branch-alias": {
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"dev-master": "3-dev"

‎tests/.gitignore‎

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/output
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/tmp

‎tests/SniffTestRunner.phpt‎

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<?php
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declare(strict_types=1);
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use Tester\Assert;
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require __DIR__ . '/bootstrap.php';
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/**
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* This runner creates a temporary, isolated ruleset to ensure only the target sniff is tested.
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*/
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class SniffTestRunner
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{
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private $sniffPath;
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private $phpcbfPath;
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private $testsDir;
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private $tempRulesetPath;
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public function __construct()
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{
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$this->sniffPath = realpath(__DIR__ . '/../src/NetteCodingStandard/Sniffs/Namespaces/OptimizeGlobalCallsSniff.php');
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$this->phpcbfPath = realpath(__DIR__ . '/../vendor/bin/phpcbf');
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$this->testsDir = __DIR__ . '/fixtures';
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if (!$this->sniffPath || !file_exists($this->sniffPath)) {
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throw new Exception("FATAL ERROR: Sniff file not found at: {$this->sniffPath}");
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}
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if (!$this->phpcbfPath || !file_exists($this->phpcbfPath)) {
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throw new Exception("FATAL ERROR: phpcbf executable not found at: {$this->phpcbfPath}");
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}
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$this->createTempRuleset();
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}
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public function __destruct()
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{
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if ($this->tempRulesetPath && file_exists($this->tempRulesetPath)) {
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unlink($this->tempRulesetPath);
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}
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}
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/**
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* Creates a temporary ruleset XML file that references only the sniff under test.
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*/
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private function createTempRuleset(): void
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{
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$ruleset = '<?xml version="1.0"?>' . PHP_EOL;
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$ruleset .= '<ruleset name="IsolatedSniffTest">' . PHP_EOL;
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$ruleset .= ' <description>A temporary ruleset to test a single sniff in isolation.</description>' . PHP_EOL;
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$ruleset .= ' <rule ref="' . htmlspecialchars($this->sniffPath, ENT_XML1) . '"/>' . PHP_EOL;
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$ruleset .= '</ruleset>' . PHP_EOL;
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$this->tempRulesetPath = sys_get_temp_dir() . '/phpcs_temp_ruleset_' . uniqid() . '.xml';
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file_put_contents($this->tempRulesetPath, $ruleset);
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}
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/**
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* Discovers and runs all test cases from the fixtures directory.
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*/
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public function run(): void
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{
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$testFiles = glob($this->testsDir . '/*.inc');
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foreach ($testFiles as $testFile) {
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test(basename($testFile, '.inc'), function () use ($testFile) {
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$this->runTestFromFile($testFile);
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});
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}
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}
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/**
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* Runs a single test case.
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*/
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private function runTestFromFile(string $inputFile): void
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{
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$inputCode = file_get_contents($inputFile);
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$expectedFile = $inputFile . '.expected';
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$expectedFixedCode = file_exists($expectedFile) ? file_get_contents($expectedFile) : $inputCode;
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$actualFixedContent = $this->getFixedContent($inputCode);
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$expectedFixedCode = str_replace("\r\n", "\n", $expectedFixedCode);
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$actualFixedContent = str_replace("\r\n", "\n", $actualFixedContent);
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Assert::same($expectedFixedCode, $actualFixedContent, 'Mismatch for ' . basename($inputFile));
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}
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/**
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* Executes phpcbf with the isolated ruleset and returns the fixed content.
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* Writes to a temporary file to avoid issues with PHP CGI headers.
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* If phpcbf fails, it returns the content of STDERR instead.
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*/
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private function getFixedContent(string $inputCode): string
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{
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$tempInputFile = sys_get_temp_dir() . '/phpcs_test_input_' . uniqid() . '.php';
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file_put_contents($tempInputFile, $inputCode);
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$properties = $this->parsePropertiesFromJsonComment($inputCode);
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$sniffCode = 'NetteCodingStandard.Namespaces.OptimizeGlobalCalls';
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$command = escapeshellarg(PHP_BINARY) . ' ' . escapeshellarg($this->phpcbfPath);
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$command .= ' --standard=' . escapeshellarg($this->tempRulesetPath);
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$command .= ' --no-cache';
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$command .= ' ' . escapeshellarg($tempInputFile); // Process the temp file
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foreach ($properties as $key => $value) {
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$valueString = match (gettype($value)) {
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'array' => implode(',', $value),
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'boolean' => $value ? 'true' : 'false',
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default => (string) $value,
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};
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$command .= ' --runtime-set ' . escapeshellarg($sniffCode . '.' . $key) . ' ' . escapeshellarg($valueString);
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}
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$descriptorSpec = [
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1 => ['pipe', 'w'],
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2 => ['pipe', 'w'],
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];
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$process = proc_open($command, $descriptorSpec, $pipes);
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$fixedContent = '';
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$errors = '';
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$exitCode = -1;
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if (is_resource($process)) {
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// We don't need stdout as phpcbf modifies the file in place
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fclose($pipes[1]);
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$errors = stream_get_contents($pipes[2]);
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fclose($pipes[2]);
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$exitCode = proc_close($process);
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}
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if ($exitCode !== 0) {
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// If phpcbf failed, return the error output for easier debugging
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unlink($tempInputFile);
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return "PHPCBF FAILED WITH EXIT CODE {$exitCode}:\n" . $errors;
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}
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$fixedContent = file_get_contents($tempInputFile);
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unlink($tempInputFile);
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return $fixedContent;
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}
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/**
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* Parses a special JSON comment on the first line of the code to set sniff properties.
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* E.g., <?php // {"optimizedFunctionsOnly": true, "ignoredFunctions": ["dd"]}
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*/
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private function parsePropertiesFromJsonComment(string $code): array
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{
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return preg_match('~^\s*<\?php\s*//\s*({.+})~', $code, $matches)
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? json_decode($matches[1], true, 512, JSON_THROW_ON_ERROR)
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: [];
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}
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}
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(new SniffTestRunner)->run();

‎tests/bootstrap.php‎

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<?php
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declare(strict_types=1);
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require __DIR__ . '/../vendor/autoload.php';
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Tester\Environment::setup();
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Tester\Environment::setupFunctions();

‎tests/fixtures/AllFunctionsModeTest.inc‎

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<?php // {"optimizedFunctionsOnly": false}
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namespace App;
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use const E_ALL;
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use function strlen;
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use function count;
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use const PHP_OS;
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class MyClass
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{
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public function run()
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{
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\strlen('test');
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$c = \count([]);
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$v = \PHP_VERSION;
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$os = PHP_OS;
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}
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}

‎tests/fixtures/AllFunctionsModeTest.inc.expected‎

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<?php // {"optimizedFunctionsOnly": false}
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namespace App;
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use const PHP_OS, PHP_VERSION;
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use function count, strlen;
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class MyClass
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{
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public function run()
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{
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strlen('test');
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$c = count([]);
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$v = PHP_VERSION;
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$os = PHP_OS;
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}
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}

‎tests/fixtures/ContextualDetectionTest.inc‎

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<?php // {"optimizedFunctionsOnly": false}
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namespace App;
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class MyClass
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{
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// These are declarations, not calls. Should be ignored.
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public function count() {}
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public function &strlen() {}
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public function run()
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{
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// These are method calls, not global calls. Should be ignored.
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$this->count();
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self::strlen();
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// This is a real global call. Should be imported.
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$type = \gettype([]);
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}
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}

‎tests/fixtures/ContextualDetectionTest.inc.expected‎

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<?php // {"optimizedFunctionsOnly": false}
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namespace App;
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use function gettype;
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class MyClass
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{
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// These are declarations, not calls. Should be ignored.
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public function count() {}
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public function &strlen() {}
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public function run()
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{
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// These are method calls, not global calls. Should be ignored.
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$this->count();
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self::strlen();
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// This is a real global call. Should be imported.
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$type = gettype([]);
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}
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}

‎tests/fixtures/FormattingTest.inc‎

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<?php // {"optimizedFunctionsOnly": false}
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namespace App;
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use stdClass;
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class MyClass
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{
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public function run()
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{
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\is_string('foo');
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}
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}

‎tests/fixtures/FormattingTest.inc.expected‎

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<?php // {"optimizedFunctionsOnly": false}
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namespace App;
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use stdClass;
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use function is_string;
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class MyClass
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{
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public function run()
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{
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is_string('foo');
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}
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}

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