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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\Framework;
use function assert;
use function count;
use function get_class;
use function sprintf;
use function trim;
use PHPUnit\Util\Filter;
use PHPUnit\Util\InvalidDataSetException;
use PHPUnit\Util\Test as TestUtil;
use ReflectionClass;
use Throwable;
/**
* @internal This class is not covered by the backward compatibility promise for PHPUnit
*/
final class TestBuilder
{
public function build(ReflectionClass $theClass, string $methodName): Test
{
$className = $theClass->getName();
if (!$theClass->isInstantiable()) {
return new ErrorTestCase(
sprintf('Cannot instantiate class "%s".', $className)
);
}
$backupSettings = TestUtil::getBackupSettings(
$className,
$methodName
);
$preserveGlobalState = TestUtil::getPreserveGlobalStateSettings(
$className,
$methodName
);
$runTestInSeparateProcess = TestUtil::getProcessIsolationSettings(
$className,
$methodName
);
$runClassInSeparateProcess = TestUtil::getClassProcessIsolationSettings(
$className,
$methodName
);
$constructor = $theClass->getConstructor();
if ($constructor === null) {
throw new Exception('No valid test provided.');
}
$parameters = $constructor->getParameters();
// TestCase() or TestCase($name)
if (count($parameters) < 2) {
$test = $this->buildTestWithoutData($className);
} // TestCase($name, $data)
else {
try {
$data = TestUtil::getProvidedData(
$className,
$methodName
);
} catch (IncompleteTestError $e) {
$message = sprintf(
"Test for %s::%s marked incomplete by data provider\n%s",
$className,
$methodName,
$this->throwableToString($e)
);
$data = new IncompleteTestCase($className, $methodName, $message);
} catch (SkippedTestError $e) {
$message = sprintf(
"Test for %s::%s skipped by data provider\n%s",
$className,
$methodName,
$this->throwableToString($e)
);
$data = new SkippedTestCase($className, $methodName, $message);
} catch (Throwable $t) {
$message = sprintf(
"The data provider specified for %s::%s is invalid.\n%s",
$className,
$methodName,
$this->throwableToString($t)
);
$data = new ErrorTestCase($message);
}
// Test method with @dataProvider.
if (isset($data)) {
$test = $this->buildDataProviderTestSuite(
$methodName,
$className,
$data,
$runTestInSeparateProcess,
$preserveGlobalState,
$runClassInSeparateProcess,
$backupSettings
);
} else {
$test = $this->buildTestWithoutData($className);
}
}
if ($test instanceof TestCase) {
$test->setName($methodName);
$this->configureTestCase(
$test,
$runTestInSeparateProcess,
$preserveGlobalState,
$runClassInSeparateProcess,
$backupSettings
);
}
return $test;
}
/** @psalm-param class-string $className */
private function buildTestWithoutData(string $className)
{
return new $className;
}
/** @psalm-param class-string $className */
private function buildDataProviderTestSuite(
string $methodName,
string $className,
$data,
bool $runTestInSeparateProcess,
?bool $preserveGlobalState,
bool $runClassInSeparateProcess,
array $backupSettings
): DataProviderTestSuite {
$dataProviderTestSuite = new DataProviderTestSuite(
$className . '::' . $methodName
);
$groups = TestUtil::getGroups($className, $methodName);
if ($data instanceof ErrorTestCase ||
$data instanceof SkippedTestCase ||
$data instanceof IncompleteTestCase) {
$dataProviderTestSuite->addTest($data, $groups);
} else {
foreach ($data as $_dataName => $_data) {
$_test = new $className($methodName, $_data, $_dataName);
assert($_test instanceof TestCase);
$this->configureTestCase(
$_test,
$runTestInSeparateProcess,
$preserveGlobalState,
$runClassInSeparateProcess,
$backupSettings
);
$dataProviderTestSuite->addTest($_test, $groups);
}
}
return $dataProviderTestSuite;
}
private function configureTestCase(
TestCase $test,
bool $runTestInSeparateProcess,
?bool $preserveGlobalState,
bool $runClassInSeparateProcess,
array $backupSettings
): void {
if ($runTestInSeparateProcess) {
$test->setRunTestInSeparateProcess(true);
if ($preserveGlobalState !== null) {
$test->setPreserveGlobalState($preserveGlobalState);
}
}
if ($runClassInSeparateProcess) {
$test->setRunClassInSeparateProcess(true);
if ($preserveGlobalState !== null) {
$test->setPreserveGlobalState($preserveGlobalState);
}
}
if ($backupSettings['backupGlobals'] !== null) {
$test->setBackupGlobals($backupSettings['backupGlobals']);
}
if ($backupSettings['backupStaticAttributes'] !== null) {
$test->setBackupStaticAttributes(
$backupSettings['backupStaticAttributes']
);
}
}
private function throwableToString(Throwable $t): string
{
$message = $t->getMessage();
if (empty(trim($message))) {
$message = '<no message>';
}
if ($t instanceof InvalidDataSetException) {
return sprintf(
"%s\n%s",
$message,
Filter::getFilteredStacktrace($t)
);
}
return sprintf(
"%s: %s\n%s",
get_class($t),
$message,
Filter::getFilteredStacktrace($t)
);
}
}
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