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<?php declare(strict_types=1);
/*
* This file is part of PHPUnit.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace PHPUnit\Runner;
use const DEBUG_BACKTRACE_IGNORE_ARGS;
use const DIRECTORY_SEPARATOR;
use function array_merge;
use function basename;
use function debug_backtrace;
use function defined;
use function dirname;
use function explode;
use function extension_loaded;
use function file;
use function file_get_contents;
use function file_put_contents;
use function is_array;
use function is_file;
use function is_readable;
use function is_string;
use function ltrim;
use function phpversion;
use function preg_match;
use function preg_replace;
use function preg_split;
use function realpath;
use function rtrim;
use function sprintf;
use function str_replace;
use function strncasecmp;
use function strpos;
use function substr;
use function trim;
use function unlink;
use function unserialize;
use function var_export;
use function version_compare;
use PHPUnit\Framework\Assert;
use PHPUnit\Framework\AssertionFailedError;
use PHPUnit\Framework\ExecutionOrderDependency;
use PHPUnit\Framework\ExpectationFailedException;
use PHPUnit\Framework\IncompleteTestError;
use PHPUnit\Framework\PHPTAssertionFailedError;
use PHPUnit\Framework\Reorderable;
use PHPUnit\Framework\SelfDescribing;
use PHPUnit\Framework\SkippedTestError;
use PHPUnit\Framework\SyntheticSkippedError;
use PHPUnit\Framework\Test;
use PHPUnit\Framework\TestResult;
use PHPUnit\Util\PHP\AbstractPhpProcess;
use SebastianBergmann\CodeCoverage\RawCodeCoverageData;
use SebastianBergmann\Template\Template;
use SebastianBergmann\Timer\Timer;
use Throwable;
/**
* @internal This class is not covered by the backward compatibility promise for PHPUnit
*/
final class PhptTestCase implements Reorderable, SelfDescribing, Test
{
/**
* @var string
*/
private $filename;
/**
* @var AbstractPhpProcess
*/
private $phpUtil;
/**
* @var string
*/
private $output = '';
/**
* Constructs a test case with the given filename.
*
* @throws Exception
*/
public function __construct(string $filename, AbstractPhpProcess $phpUtil = null)
{
if (!is_file($filename)) {
throw new Exception(
sprintf(
'File "%s" does not exist.',
$filename
)
);
}
$this->filename = $filename;
$this->phpUtil = $phpUtil ?: AbstractPhpProcess::factory();
}
/**
* Counts the number of test cases executed by run(TestResult result).
*/
public function count(): int
{
return 1;
}
/**
* Runs a test and collects its result in a TestResult instance.
*
* @throws \SebastianBergmann\CodeCoverage\InvalidArgumentException
* @throws \SebastianBergmann\CodeCoverage\UnintentionallyCoveredCodeException
* @throws \SebastianBergmann\RecursionContext\InvalidArgumentException
* @throws Exception
*/
public function run(TestResult $result = null): TestResult
{
if ($result === null) {
$result = new TestResult;
}
try {
$sections = $this->parse();
} catch (Exception $e) {
$result->startTest($this);
$result->addFailure($this, new SkippedTestError($e->getMessage()), 0);
$result->endTest($this, 0);
return $result;
}
$code = $this->render($sections['FILE']);
$xfail = false;
$settings = $this->parseIniSection($this->settings($result->getCollectCodeCoverageInformation()));
$result->startTest($this);
if (isset($sections['INI'])) {
$settings = $this->parseIniSection($sections['INI'], $settings);
}
if (isset($sections['ENV'])) {
$env = $this->parseEnvSection($sections['ENV']);
$this->phpUtil->setEnv($env);
}
$this->phpUtil->setUseStderrRedirection(true);
if ($result->enforcesTimeLimit()) {
$this->phpUtil->setTimeout($result->getTimeoutForLargeTests());
}
$skip = $this->runSkip($sections, $result, $settings);
if ($skip) {
return $result;
}
if (isset($sections['XFAIL'])) {
$xfail = trim($sections['XFAIL']);
}
if (isset($sections['STDIN'])) {
$this->phpUtil->setStdin($sections['STDIN']);
}
if (isset($sections['ARGS'])) {
$this->phpUtil->setArgs($sections['ARGS']);
}
if ($result->getCollectCodeCoverageInformation()) {
$codeCoverageCacheDirectory = null;
$pathCoverage = false;
$codeCoverage = $result->getCodeCoverage();
if ($codeCoverage) {
if ($codeCoverage->cachesStaticAnalysis()) {
$codeCoverageCacheDirectory = $codeCoverage->cacheDirectory();
}
$pathCoverage = $codeCoverage->collectsBranchAndPathCoverage();
}
$this->renderForCoverage($code, $pathCoverage, $codeCoverageCacheDirectory);
}
$timer = new Timer;
$timer->start();
$jobResult = $this->phpUtil->runJob($code, $this->stringifyIni($settings));
$time = $timer->stop()->asSeconds();
$this->output = $jobResult['stdout'] ?? '';
if (isset($codeCoverage) && ($coverage = $this->cleanupForCoverage())) {
$codeCoverage->append($coverage, $this, true, [], []);
}
try {
$this->assertPhptExpectation($sections, $this->output);
} catch (AssertionFailedError $e) {
$failure = $e;
if ($xfail !== false) {
$failure = new IncompleteTestError($xfail, 0, $e);
} elseif ($e instanceof ExpectationFailedException) {
$comparisonFailure = $e->getComparisonFailure();
if ($comparisonFailure) {
$diff = $comparisonFailure->getDiff();
} else {
$diff = $e->getMessage();
}
$hint = $this->getLocationHintFromDiff($diff, $sections);
$trace = array_merge($hint, debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS));
$failure = new PHPTAssertionFailedError(
$e->getMessage(),
0,
$trace[0]['file'],
$trace[0]['line'],
$trace,
$comparisonFailure ? $diff : ''
);
}
$result->addFailure($this, $failure, $time);
} catch (Throwable $t) {
$result->addError($this, $t, $time);
}
if ($xfail !== false && $result->allCompletelyImplemented()) {
$result->addFailure($this, new IncompleteTestError('XFAIL section but test passes'), $time);
}
$this->runClean($sections, $result->getCollectCodeCoverageInformation());
$result->endTest($this, $time);
return $result;
}
/**
* Returns the name of the test case.
*/
public function getName(): string
{
return $this->toString();
}
/**
* Returns a string representation of the test case.
*/
public function toString(): string
{
return $this->filename;
}
public function usesDataProvider(): bool
{
return false;
}
public function getNumAssertions(): int
{
return 1;
}
public function getActualOutput(): string
{
return $this->output;
}
public function hasOutput(): bool
{
return !empty($this->output);
}
public function sortId(): string
{
return $this->filename;
}
/**
* @return list<ExecutionOrderDependency>
*/
public function provides(): array
{
return [];
}
/**
* @return list<ExecutionOrderDependency>
*/
public function requires(): array
{
return [];
}
/**
* Parse --INI-- section key value pairs and return as array.
*
* @param array|string $content
*/
private function parseIniSection($content, array $ini = []): array
{
if (is_string($content)) {
$content = explode("\n", trim($content));
}
foreach ($content as $setting) {
if (strpos($setting, '=') === false) {
continue;
}
$setting = explode('=', $setting, 2);
$name = trim($setting[0]);
$value = trim($setting[1]);
if ($name === 'extension' || $name === 'zend_extension') {
if (!isset($ini[$name])) {
$ini[$name] = [];
}
$ini[$name][] = $value;
continue;
}
$ini[$name] = $value;
}
return $ini;
}
private function parseEnvSection(string $content): array
{
$env = [];
foreach (explode("\n", trim($content)) as $e) {
$e = explode('=', trim($e), 2);
if (!empty($e[0]) && isset($e[1])) {
$env[$e[0]] = $e[1];
}
}
return $env;
}
/**
* @throws \SebastianBergmann\RecursionContext\InvalidArgumentException
* @throws Exception
* @throws ExpectationFailedException
*/
private function assertPhptExpectation(array $sections, string $output): void
{
$assertions = [
'EXPECT' => 'assertEquals',
'EXPECTF' => 'assertStringMatchesFormat',
'EXPECTREGEX' => 'assertMatchesRegularExpression',
];
$actual = preg_replace('/\r\n/', "\n", trim($output));
foreach ($assertions as $sectionName => $sectionAssertion) {
if (isset($sections[$sectionName])) {
$sectionContent = preg_replace('/\r\n/', "\n", trim($sections[$sectionName]));
$expected = $sectionName === 'EXPECTREGEX' ? "/{$sectionContent}/" : $sectionContent;
if ($expected === '') {
throw new Exception('No PHPT expectation found');
}
Assert::$sectionAssertion($expected, $actual);
return;
}
}
throw new Exception('No PHPT assertion found');
}
/**
* @throws \SebastianBergmann\RecursionContext\InvalidArgumentException
*/
private function runSkip(array &$sections, TestResult $result, array $settings): bool
{
if (!isset($sections['SKIPIF'])) {
return false;
}
$skipif = $this->render($sections['SKIPIF']);
$jobResult = $this->phpUtil->runJob($skipif, $this->stringifyIni($settings));
if (!strncasecmp('skip', ltrim($jobResult['stdout']), 4)) {
$message = '';
if (preg_match('/^\s*skip\s*(.+)\s*/i', $jobResult['stdout'], $skipMatch)) {
$message = substr($skipMatch[1], 2);
}
$hint = $this->getLocationHint($message, $sections, 'SKIPIF');
$trace = array_merge($hint, debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS));
$result->addFailure(
$this,
new SyntheticSkippedError($message, 0, $trace[0]['file'], $trace[0]['line'], $trace),
0
);
$result->endTest($this, 0);
return true;
}
return false;
}
private function runClean(array &$sections, bool $collectCoverage): void
{
$this->phpUtil->setStdin('');
$this->phpUtil->setArgs('');
if (isset($sections['CLEAN'])) {
$cleanCode = $this->render($sections['CLEAN']);
$this->phpUtil->runJob($cleanCode, $this->settings($collectCoverage));
}
}
/**
* @throws Exception
*/
private function parse(): array
{
$sections = [];
$section = '';
$unsupportedSections = [
'CGI',
'COOKIE',
'DEFLATE_POST',
'EXPECTHEADERS',
'EXTENSIONS',
'GET',
'GZIP_POST',
'HEADERS',
'PHPDBG',
'POST',
'POST_RAW',
'PUT',
'REDIRECTTEST',
'REQUEST',
];
$lineNr = 0;
foreach (file($this->filename) as $line) {
$lineNr++;
if (preg_match('/^--([_A-Z]+)--/', $line, $result)) {
$section = $result[1];
$sections[$section] = '';
$sections[$section . '_offset'] = $lineNr;
continue;
}
if (empty($section)) {
throw new Exception('Invalid PHPT file: empty section header');
}
$sections[$section] .= $line;
}
if (isset($sections['FILEEOF'])) {
$sections['FILE'] = rtrim($sections['FILEEOF'], "\r\n");
unset($sections['FILEEOF']);
}
$this->parseExternal($sections);
if (!$this->validate($sections)) {
throw new Exception('Invalid PHPT file');
}
foreach ($unsupportedSections as $section) {
if (isset($sections[$section])) {
throw new Exception(
"PHPUnit does not support PHPT {$section} sections"
);
}
}
return $sections;
}
/**
* @throws Exception
*/
private function parseExternal(array &$sections): void
{
$allowSections = [
'FILE',
'EXPECT',
'EXPECTF',
'EXPECTREGEX',
];
$testDirectory = dirname($this->filename) . DIRECTORY_SEPARATOR;
foreach ($allowSections as $section) {
if (isset($sections[$section . '_EXTERNAL'])) {
$externalFilename = trim($sections[$section . '_EXTERNAL']);
if (!is_file($testDirectory . $externalFilename) ||
!is_readable($testDirectory . $externalFilename)) {
throw new Exception(
sprintf(
'Could not load --%s-- %s for PHPT file',
$section . '_EXTERNAL',
$testDirectory . $externalFilename
)
);
}
$sections[$section] = file_get_contents($testDirectory . $externalFilename);
}
}
}
private function validate(array &$sections): bool
{
$requiredSections = [
'FILE',
[
'EXPECT',
'EXPECTF',
'EXPECTREGEX',
],
];
foreach ($requiredSections as $section) {
if (is_array($section)) {
$foundSection = false;
foreach ($section as $anySection) {
if (isset($sections[$anySection])) {
$foundSection = true;
break;
}
}
if (!$foundSection) {
return false;
}
continue;
}
if (!isset($sections[$section])) {
return false;
}
}
return true;
}
private function render(string $code): string
{
return str_replace(
[
'__DIR__',
'__FILE__',
],
[
"'" . dirname($this->filename) . "'",
"'" . $this->filename . "'",
],
$code
);
}
private function getCoverageFiles(): array
{
$baseDir = dirname(realpath($this->filename)) . DIRECTORY_SEPARATOR;
$basename = basename($this->filename, 'phpt');
return [
'coverage' => $baseDir . $basename . 'coverage',
'job' => $baseDir . $basename . 'php',
];
}
private function renderForCoverage(string &$job, bool $pathCoverage, ?string $codeCoverageCacheDirectory): void
{
$files = $this->getCoverageFiles();
$template = new Template(
__DIR__ . '/../Util/PHP/Template/PhptTestCase.tpl'
);
$composerAutoload = '\'\'';
if (defined('PHPUNIT_COMPOSER_INSTALL')) {
$composerAutoload = var_export(PHPUNIT_COMPOSER_INSTALL, true);
}
$phar = '\'\'';
if (defined('__PHPUNIT_PHAR__')) {
$phar = var_export(__PHPUNIT_PHAR__, true);
}
$globals = '';
if (!empty($GLOBALS['__PHPUNIT_BOOTSTRAP'])) {
$globals = '$GLOBALS[\'__PHPUNIT_BOOTSTRAP\'] = ' . var_export(
$GLOBALS['__PHPUNIT_BOOTSTRAP'],
true
) . ";\n";
}
if ($codeCoverageCacheDirectory === null) {
$codeCoverageCacheDirectory = 'null';
} else {
$codeCoverageCacheDirectory = "'" . $codeCoverageCacheDirectory . "'";
}
$template->setVar(
[
'composerAutoload' => $composerAutoload,
'phar' => $phar,
'globals' => $globals,
'job' => $files['job'],
'coverageFile' => $files['coverage'],
'driverMethod' => $pathCoverage ? 'forLineAndPathCoverage' : 'forLineCoverage',
'codeCoverageCacheDirectory' => $codeCoverageCacheDirectory,
]
);
file_put_contents($files['job'], $job);
$job = $template->render();
}
private function cleanupForCoverage(): RawCodeCoverageData
{
$coverage = RawCodeCoverageData::fromXdebugWithoutPathCoverage([]);
$files = $this->getCoverageFiles();
if (is_file($files['coverage'])) {
$buffer = @file_get_contents($files['coverage']);
if ($buffer !== false) {
$coverage = @unserialize($buffer);
if ($coverage === false) {
$coverage = RawCodeCoverageData::fromXdebugWithoutPathCoverage([]);
}
}
}
foreach ($files as $file) {
@unlink($file);
}
return $coverage;
}
private function stringifyIni(array $ini): array
{
$settings = [];
foreach ($ini as $key => $value) {
if (is_array($value)) {
foreach ($value as $val) {
$settings[] = $key . '=' . $val;
}
continue;
}
$settings[] = $key . '=' . $value;
}
return $settings;
}
private function getLocationHintFromDiff(string $message, array $sections): array
{
$needle = '';
$previousLine = '';
$block = 'message';
foreach (preg_split('/\r\n|\r|\n/', $message) as $line) {
$line = trim($line);
if ($block === 'message' && $line === '--- Expected') {
$block = 'expected';
}
if ($block === 'expected' && $line === '@@ @@') {
$block = 'diff';
}
if ($block === 'diff') {
if (strpos($line, '+') === 0) {
$needle = $this->getCleanDiffLine($previousLine);
break;
}
if (strpos($line, '-') === 0) {
$needle = $this->getCleanDiffLine($line);
break;
}
}
if (!empty($line)) {
$previousLine = $line;
}
}
return $this->getLocationHint($needle, $sections);
}
private function getCleanDiffLine(string $line): string
{
if (preg_match('/^[\-+]([\'\"]?)(.*)\1$/', $line, $matches)) {
$line = $matches[2];
}
return $line;
}
private function getLocationHint(string $needle, array $sections, ?string $sectionName = null): array
{
$needle = trim($needle);
if (empty($needle)) {
return [[
'file' => realpath($this->filename),
'line' => 1,
]];
}
if ($sectionName) {
$search = [$sectionName];
} else {
$search = [
// 'FILE',
'EXPECT',
'EXPECTF',
'EXPECTREGEX',
];
}
$sectionOffset = null;
foreach ($search as $section) {
if (!isset($sections[$section])) {
continue;
}
if (isset($sections[$section . '_EXTERNAL'])) {
$externalFile = trim($sections[$section . '_EXTERNAL']);
return [
[
'file' => realpath(dirname($this->filename) . DIRECTORY_SEPARATOR . $externalFile),
'line' => 1,
],
[
'file' => realpath($this->filename),
'line' => ($sections[$section . '_EXTERNAL_offset'] ?? 0) + 1,
],
];
}
$sectionOffset = $sections[$section . '_offset'] ?? 0;
$offset = $sectionOffset + 1;
foreach (preg_split('/\r\n|\r|\n/', $sections[$section]) as $line) {
if (strpos($line, $needle) !== false) {
return [[
'file' => realpath($this->filename),
'line' => $offset,
]];
}
$offset++;
}
}
if ($sectionName) {
// String not found in specified section, show user the start of the named section
return [[
'file' => realpath($this->filename),
'line' => $sectionOffset,
]];
}
// No section specified, show user start of code
return [[
'file' => realpath($this->filename),
'line' => 1,
]];
}
/**
* @psalm-return list<string>
*/
private function settings(bool $collectCoverage): array
{
$settings = [
'allow_url_fopen=1',
'auto_append_file=',
'auto_prepend_file=',
'disable_functions=',
'display_errors=1',
'docref_ext=.html',
'docref_root=',
'error_append_string=',
'error_prepend_string=',
'error_reporting=-1',
'html_errors=0',
'log_errors=0',
'open_basedir=',
'output_buffering=Off',
'output_handler=',
'report_memleaks=0',
'report_zend_debug=0',
];
if (extension_loaded('pcov')) {
if ($collectCoverage) {
$settings[] = 'pcov.enabled=1';
} else {
$settings[] = 'pcov.enabled=0';
}
}
if (extension_loaded('xdebug')) {
if (version_compare(phpversion('xdebug'), '3', '>=')) {
if ($collectCoverage) {
$settings[] = 'xdebug.mode=coverage';
} else {
$settings[] = 'xdebug.mode=off';
}
} else {
$settings[] = 'xdebug.default_enable=0';
if ($collectCoverage) {
$settings[] = 'xdebug.coverage_enable=1';
}
}
}
return $settings;
}
}