public function testExceptionContainsDebuggingInfo()
{
$command = new CompleteTaskCommand();
$exception = CanNotInvokeHandlerException::forCommand($command, 'Because stuff');
$this->assertContains('League\\Tactician\\Tests\\Fixtures\\Command\\CompleteTaskCommand', $exception->getMessage());
$this->assertContains('Because stuff', $exception->getMessage());
$this->assertSame($command, $exception->getCommand());
$this->assertInstanceOf('League\\Tactician\\Exception\\Exception', $exception);
}
public function testExceptionContainsDebuggingInfo()
{
$command = new CompleteTaskCommand();
$exception = CanNotInvokeHandlerException::forCommand($command, 'Because stuff');
$this->assertContains(CompleteTaskCommand::class, $exception->getMessage());
$this->assertContains('Because stuff', $exception->getMessage());
$this->assertSame($command, $exception->getCommand());
$this->assertInstanceOf(Exception::class, $exception);
}
/**
* Executes a command and optionally returns a value
*
* @param object $command
* @param callable $next
*
* @return mixed
*
* @throws CanNotInvokeHandlerException
*/
public function execute($command, callable $next)
{
$commandName = $this->commandNameExtractor->extract($command);
$handler = $this->handlerLocator->getHandlerForCommand($commandName);
$methodName = $this->methodNameInflector->inflect($command, $handler);
// is_callable is used here instead of method_exists, as method_exists
// will fail when given a handler that relies on __call.
if (!is_callable([$handler, $methodName])) {
throw CanNotInvokeHandlerException::forCommand($command, "Method '{$methodName}' does not exist on handler");
}
return $handler->{$methodName}($command);
}