public function testVerifyReturnIsSkippedIfNotInstanceOfResult()
{
$e = new Event('some-event', ['arg1' => 1, 'arg2' => 2]);
$mockCallback1 = $this->getMock('stdClass', ['callback']);
$mockCallback1->expects($this->once())->method('callback')->with($e)->will($this->returnValue(null));
$this->eventDispatcher->insertVerifier('some-event', [$mockCallback1, 'callback']);
$this->eventDispatcher->dispatch($e);
$this->assertEquals([], iterator_to_array($this->results));
}
/**
* @param EventDispatcher $eventDispatcher
*/
public function attach(EventDispatcher $eventDispatcher)
{
$studentClient = CouchDBClient::create(['dbname' => static::$studentDb]);
$solutionClient = CouchDBClient::create(['dbname' => static::$solutionDb]);
$studentClient->createDatabase($studentClient->getDatabase());
$solutionClient->createDatabase($solutionClient->getDatabase());
$eventDispatcher->listen('verify.start', function (Event $e) use($studentClient, $solutionClient) {
$e->getParameter('exercise')->seed($studentClient);
$this->replicateDbFromStudentToSolution($studentClient, $solutionClient);
});
$eventDispatcher->listen('run.start', function (Event $e) use($studentClient) {
$e->getParameter('exercise')->seed($studentClient);
});
$eventDispatcher->listen('cli.verify.reference-execute.pre', function (CliExecuteEvent $e) {
$e->prependArg('phpschool');
});
$eventDispatcher->listen(['cli.verify.student-execute.pre', 'cli.run.student-execute.pre'], function (CliExecuteEvent $e) {
$e->prependArg('phpschool-student');
});
$eventDispatcher->insertVerifier('verify.finish', function (Event $e) use($studentClient) {
$verifyResult = $e->getParameter('exercise')->verify($studentClient);
if (false === $verifyResult) {
return Failure::fromNameAndReason($this->getName(), 'Database verification failed');
}
return Success::fromCheck($this);
});
$eventDispatcher->listen(['cli.verify.reference-execute.fail', 'verify.finish', 'run.finish'], function (Event $e) use($studentClient, $solutionClient) {
$studentClient->deleteDatabase(static::$studentDb);
$solutionClient->deleteDatabase(static::$solutionDb);
});
}
public function testListenersAndVerifiersAreCalledInOrderOfAttachment()
{
$e1 = new Event('first-event', ['arg1' => 1, 'arg2' => 2]);
$counter = 0;
$this->eventDispatcher->insertVerifier('first-event', function (Event $e) use(&$counter) {
$this->assertEquals(0, $counter);
$counter++;
});
$this->eventDispatcher->listen('first-event', function (Event $e) use(&$counter) {
$this->assertEquals(1, $counter);
$counter++;
});
$this->eventDispatcher->dispatch($e1);
}
/**
* Here we attach to various events to seed, verify and inject the DSN's
* to the student & reference solution programs's CLI arguments.
*
* @param EventDispatcher $eventDispatcher
*/
public function attach(EventDispatcher $eventDispatcher)
{
if (file_exists($this->databaseDirectory)) {
throw new \RuntimeException(sprintf('Database directory: "%s" already exists', $this->databaseDirectory));
}
mkdir($this->databaseDirectory, 0777, true);
try {
$db = new PDO($this->userDsn);
$db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
} catch (\PDOException $e) {
rmdir($this->databaseDirectory);
throw $e;
}
$eventDispatcher->listen('verify.start', function (Event $e) use($db) {
$e->getParameter('exercise')->seed($db);
//make a copy - so solution can modify without effecting database user has access to
copy($this->userDatabasePath, $this->solutionDatabasePath);
});
$eventDispatcher->listen('run.start', function (Event $e) use($db) {
$e->getParameter('exercise')->seed($db);
});
$eventDispatcher->listen('cli.verify.reference-execute.pre', function (CliExecuteEvent $e) {
$e->prependArg($this->solutionDsn);
});
$eventDispatcher->listen(['cli.verify.student-execute.pre', 'cli.run.student-execute.pre'], function (CliExecuteEvent $e) {
$e->prependArg($this->userDsn);
});
$eventDispatcher->insertVerifier('verify.finish', function (Event $e) use($db) {
$verifyResult = $e->getParameter('exercise')->verify($db);
if (false === $verifyResult) {
return Failure::fromNameAndReason($this->getName(), 'Database verification failed');
}
return new Success('Database Verification Check');
});
$eventDispatcher->listen(['cli.verify.reference-execute.fail', 'verify.finish', 'run.finish'], function (Event $e) use($db) {
unset($db);
@unlink($this->userDatabasePath);
@unlink($this->solutionDatabasePath);
rmdir($this->databaseDirectory);
});
}
