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MutantExecutionResultFactory.php
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MutantExecutionResultFactory.php
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<?php
/**
* This code is licensed under the BSD 3-Clause License.
*
* Copyright (c) 2017, Maks Rafalko
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
declare(strict_types=1);
namespace Infection\Mutant;
use Infection\AbstractTestFramework\SyntaxErrorAware;
use Infection\AbstractTestFramework\TestFrameworkAdapter;
use Infection\Process\MutantProcess;
use function Safe\sprintf;
use Symfony\Component\Process\Process;
use Webmozart\Assert\Assert;
/**
* @internal
* @final
*/
class MutantExecutionResultFactory
{
private TestFrameworkAdapter $testFrameworkAdapter;
public function __construct(TestFrameworkAdapter $testFrameworkAdapter)
{
$this->testFrameworkAdapter = $testFrameworkAdapter;
}
public function createFromProcess(MutantProcess $mutantProcess): MutantExecutionResult
{
$process = $mutantProcess->getProcess();
$mutant = $mutantProcess->getMutant();
$mutation = $mutant->getMutation();
return new MutantExecutionResult(
$process->getCommandLine(),
$this->retrieveProcessOutput($process),
$this->retrieveDetectionStatus($mutantProcess),
$mutant->getDiff(),
$mutation->getMutatorName(),
$mutation->getOriginalFilePath(),
$mutation->getOriginalStartingLine(),
$mutant->getPrettyPrintedOriginalCode(),
$mutant->getMutatedCode()
);
}
private function retrieveProcessOutput(Process $process): string
{
Assert::true(
$process->isTerminated(),
sprintf(
'Cannot retrieve a non-terminated process output. Got "%s"',
$process->getStatus()
)
);
return $process->getOutput();
}
private function retrieveDetectionStatus(MutantProcess $mutantProcess): string
{
if (!$mutantProcess->getMutant()->isCoveredByTest()) {
return DetectionStatus::NOT_COVERED;
}
if ($mutantProcess->isTimedOut()) {
return DetectionStatus::TIMED_OUT;
}
$process = $mutantProcess->getProcess();
if ($process->getExitCode() > 100) {
// See \Symfony\Component\Process\Process::$exitCodes
return DetectionStatus::ERROR;
}
$output = $this->retrieveProcessOutput($process);
if ($this->testFrameworkAdapter->testsPass($output)) {
return DetectionStatus::ESCAPED;
}
if ($this->testFrameworkAdapter instanceof SyntaxErrorAware && $this->testFrameworkAdapter->isSyntaxError($output)) {
return DetectionStatus::SYNTAX_ERROR;
}
return DetectionStatus::KILLED;
}
}