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<?php
/*
* 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\Util\PHP;
use __PHP_Incomplete_Class;
use ErrorException;
use PHPUnit\Framework\Exception;
use PHPUnit\Framework\SyntheticError;
use PHPUnit\Framework\Test;
use PHPUnit\Framework\TestFailure;
use PHPUnit\Framework\TestResult;
use PHPUnit\Util\InvalidArgumentHelper;
use SebastianBergmann\Environment\Runtime;
/**
* Utility methods for PHP sub-processes.
*/
abstract class AbstractPhpProcess
{
/**
* @var Runtime
*/
protected $runtime;
/**
* @var bool
*/
protected $stderrRedirection = false;
/**
* @var string
*/
protected $stdin = '';
/**
* @var string
*/
protected $args = '';
/**
* @var array<string, string>
*/
protected $env = [];
/**
* @var int
*/
protected $timeout = 0;
/**
* Creates internal Runtime instance.
*/
public function __construct()
{
$this->runtime = new Runtime();
}
/**
* Defines if should use STDERR redirection or not.
*
* Then $stderrRedirection is TRUE, STDERR is redirected to STDOUT.
*
* @throws Exception
*
* @param bool $stderrRedirection
*/
public function setUseStderrRedirection($stderrRedirection)
{
if (!\is_bool($stderrRedirection)) {
throw InvalidArgumentHelper::factory(1, 'boolean');
}
$this->stderrRedirection = $stderrRedirection;
}
/**
* Returns TRUE if uses STDERR redirection or FALSE if not.
*
* @return bool
*/
public function useStderrRedirection()
{
return $this->stderrRedirection;
}
/**
* Sets the input string to be sent via STDIN
*
* @param string $stdin
*/
public function setStdin($stdin)
{
$this->stdin = (string) $stdin;
}
/**
* Returns the input string to be sent via STDIN
*
* @return string
*/
public function getStdin()
{
return $this->stdin;
}
/**
* Sets the string of arguments to pass to the php job
*
* @param string $args
*/
public function setArgs($args)
{
$this->args = (string) $args;
}
/**
* Returns the string of arguments to pass to the php job
*
* @retrun string
*/
public function getArgs()
{
return $this->args;
}
/**
* Sets the array of environment variables to start the child process with
*
* @param array<string, string> $env
*/
public function setEnv(array $env)
{
$this->env = $env;
}
/**
* Returns the array of environment variables to start the child process with
*
* @return array<string, string>
*/
public function getEnv()
{
return $this->env;
}
/**
* Sets the amount of seconds to wait before timing out
*
* @param int $timeout
*/
public function setTimeout($timeout)
{
$this->timeout = (int) $timeout;
}
/**
* Returns the amount of seconds to wait before timing out
*
* @return int
*/
public function getTimeout()
{
return $this->timeout;
}
/**
* @return AbstractPhpProcess
*/
public static function factory()
{
if (DIRECTORY_SEPARATOR == '\\') {
return new WindowsPhpProcess;
}
return new DefaultPhpProcess;
}
/**
* Runs a single test in a separate PHP process.
*
* @param string $job
* @param Test $test
* @param TestResult $result
*
* @throws Exception
*/
public function runTestJob($job, Test $test, TestResult $result)
{
$result->startTest($test);
$_result = $this->runJob($job);
$this->processChildResult(
$test,
$result,
$_result['stdout'],
$_result['stderr']
);
}
/**
* Returns the command based into the configurations.
*
* @param array $settings
* @param string|null $file
*
* @return string
*/
public function getCommand(array $settings, $file = null)
{
$command = $this->runtime->getBinary();
$command .= $this->settingsToParameters($settings);
if ('phpdbg' === PHP_SAPI) {
$command .= ' -qrr ';
if ($file) {
$command .= '-e ' . \escapeshellarg($file);
} else {
$command .= \escapeshellarg(__DIR__ . '/eval-stdin.php');
}
} elseif ($file) {
$command .= ' -f ' . \escapeshellarg($file);
}
if ($this->args) {
$command .= ' -- ' . $this->args;
}
if (true === $this->stderrRedirection) {
$command .= ' 2>&1';
}
return $command;
}
/**
* Runs a single job (PHP code) using a separate PHP process.
*
* @param string $job
* @param array $settings
*
* @return array
*
* @throws Exception
*/
abstract public function runJob($job, array $settings = []);
/**
* @param array $settings
*
* @return string
*/
protected function settingsToParameters(array $settings)
{
$buffer = '';
foreach ($settings as $setting) {
$buffer .= ' -d ' . \escapeshellarg($setting);
}
return $buffer;
}
/**
* Processes the TestResult object from an isolated process.
*
* @param Test $test
* @param TestResult $result
* @param string $stdout
* @param string $stderr
*/
private function processChildResult(Test $test, TestResult $result, $stdout, $stderr)
{
$time = 0;
if (!empty($stderr)) {
$result->addError(
$test,
new Exception(\trim($stderr)),
$time
);
} else {
\set_error_handler(function ($errno, $errstr, $errfile, $errline) {
throw new ErrorException($errstr, $errno, $errno, $errfile, $errline);
});
try {
if (\strpos($stdout, "#!/usr/bin/env php\n") === 0) {
$stdout = \substr($stdout, 19);
}
$childResult = \unserialize(\str_replace("#!/usr/bin/env php\n", '', $stdout));
\restore_error_handler();
} catch (ErrorException $e) {
\restore_error_handler();
$childResult = false;
$result->addError(
$test,
new Exception(\trim($stdout), 0, $e),
$time
);
}
if ($childResult !== false) {
if (!empty($childResult['output'])) {
$output = $childResult['output'];
}
$test->setResult($childResult['testResult']);
$test->addToAssertionCount($childResult['numAssertions']);
/** @var TestResult $childResult */
$childResult = $childResult['result'];
if ($result->getCollectCodeCoverageInformation()) {
$result->getCodeCoverage()->merge(
$childResult->getCodeCoverage()
);
}
$time = $childResult->time();
$notImplemented = $childResult->notImplemented();
$risky = $childResult->risky();
$skipped = $childResult->skipped();
$errors = $childResult->errors();
$warnings = $childResult->warnings();
$failures = $childResult->failures();
if (!empty($notImplemented)) {
$result->addError(
$test,
$this->getException($notImplemented[0]),
$time
);
} elseif (!empty($risky)) {
$result->addError(
$test,
$this->getException($risky[0]),
$time
);
} elseif (!empty($skipped)) {
$result->addError(
$test,
$this->getException($skipped[0]),
$time
);
} elseif (!empty($errors)) {
$result->addError(
$test,
$this->getException($errors[0]),
$time
);
} elseif (!empty($warnings)) {
$result->addWarning(
$test,
$this->getException($warnings[0]),
$time
);
} elseif (!empty($failures)) {
$result->addFailure(
$test,
$this->getException($failures[0]),
$time
);
}
}
}
$result->endTest($test, $time);
if (!empty($output)) {
print $output;
}
}
/**
* Gets the thrown exception from a PHPUnit\Framework\TestFailure.
*
* @param TestFailure $error
*
* @return Exception
*
* @see https://github.com/sebastianbergmann/phpunit/issues/74
*/
private function getException(TestFailure $error)
{
$exception = $error->thrownException();
if ($exception instanceof __PHP_Incomplete_Class) {
$exceptionArray = [];
foreach ((array) $exception as $key => $value) {
$key = \substr($key, \strrpos($key, "\0") + 1);
$exceptionArray[$key] = $value;
}
$exception = new SyntheticError(
\sprintf(
'%s: %s',
$exceptionArray['_PHP_Incomplete_Class_Name'],
$exceptionArray['message']
),
$exceptionArray['code'],
$exceptionArray['file'],
$exceptionArray['line'],
$exceptionArray['trace']
);
}
return $exception;
}
}