private CompilationTestManager(TblUserAnswers userAnswer)
{
_userAnswer = userAnswer;
var question = ServerModel.DB.Load<TblQuestions>((int)userAnswer.QuestionRef);
var compiledQuestion = ServerModel.DB.Load<TblCompiledQuestions>((int)question.CompiledQuestionRef);
_compiledQuestionData = ServerModel.DB.Load<TblCompiledQuestionsData>(ServerModel.DB.LookupIds<TblCompiledQuestionsData>(compiledQuestion, null));
_program = SettingFactory.CreateProgram(_userAnswer, compiledQuestion);
}
/// <summary>
/// Tests provided program.
/// </summary>
///
/// <param name="program">
/// Program to test.
/// </param>
///
/// <returns>
/// Result of program testing.
/// </returns>
public Result TestProgram(Program program)
{
//search for apropriate compiler
Compile.Compiler currentCompiler = null;
foreach (Compile.Compiler compiler in Settings.Compilers)
{
if (compiler.Name == program.Language)
{
currentCompiler = compiler;
break;
}
}
//if no compiler found - throw the exception
if (currentCompiler == null)
{
throw new Compile.CompileException("No compiler found for specified language");
}
//write source into a file
string programDirectory = Path.Combine(Settings.TestingDirectory, ProgramName);
Directory.CreateDirectory(programDirectory);
string programPath = Path.Combine(programDirectory, ProgramName + "." + currentCompiler.Extension);
if (program.Language == Language.Java6)
{
const string classStr = "class";
string className = program.Source.Substring(
program.Source.IndexOf(classStr) + classStr.Length,
program.Source.IndexOf("{") - (program.Source.IndexOf(classStr) + classStr.Length)
);
className = className.Trim();
foreach (char invalidChar in Path.GetInvalidFileNameChars())
{
if (className.Contains(invalidChar.ToString()))
{
className = ProgramName;
break;
}
}
programPath = Path.Combine(programDirectory, className + "." + currentCompiler.Extension);
}
StreamWriter writer = new StreamWriter(programPath);
writer.Write(program.Source);
writer.Close();
//copmile the source
Compile.CompileResult compileResult = currentCompiler.Compile(programPath);
Result testResult = null;
if (compileResult.Compiled)
{
testResult = Runner.Execute(Path.ChangeExtension(programPath, "exe"), program);
}
else
{
testResult = new Result();
testResult.ProgramStatus = Status.CompilationError;
testResult.Output = compileResult.StandartOutput;
}
try
{
Directory.Delete(programDirectory, true);
}
catch
{ }
return testResult;
}