public async Task HandleAsync(VerifySolutionCommand command)
{
var solution = await _dbContext.Solutions.SingleAsync(s => s.Id == command.SolutionId);
if (solution.CompilationResults.Count > 0 || solution.Logs.Count > 0)
{
return;
}
var tests = solution.Task.Tests.ToList();
var programmingLanguage = ProgrammingLanguageFactory.Get(solution.Language);
foreach (var test in tests)
{
var query = CompilationQuery.Create(solution.SourceCode, test.Input, programmingLanguage);
var queryResult = await _compilationQueryHandler.HandleAsync(query);
if (queryResult.ExecutionSuccessful)
{
var compilationResult = new CompilationResultMapper(queryResult.Output).Map();
compilationResult.Solution = solution;
compilationResult.Test = test;
await _dbContext.CompilationResults.AddAsync(compilationResult);
}
else
{
if (queryResult.Error.Error == "offline")
{
throw new CompilationServiceOfflineException("Compilation service not available.");
}
var log = new LogMapper(queryResult.Error).Map();
log.Solution = solution;
log.Test = test;
await _dbContext.Logs.AddAsync(log);
}
}
await _dbContext.SaveChangesAsync();
}
public void SampleVerification_ExpectedCompilationResultInDatabase()
{
// Setup DB.
var givenContest = new Contest
{
Name = "", Status = Contest.ContestState.InProgress
};
Context.Contests.Add(givenContest);
var givenTask = new Task
{
Contest = givenContest,
Description = "",
Name = "",
};
Context.Tasks.Add(givenTask);
var givenTest = new Test
{
ExpectedOutput = "expected-output",
Input = "given-input",
Task = givenTask
};
Context.Tests.Add(givenTest);
var givenSolution = new Solution
{
SourceCode = "given-source-code",
Language = "java",
Task = givenTask
};
Context.Solutions.Add(givenSolution);
Context.SaveChanges();
var givenApiOutput = new JDoodleOutput
{
CpuTime = "1",
Memory = "2",
Output = "expected-output",
StatusCode = "200"
};
var givenQuery = CompilationQuery.Create("given-source-code", "given-input", ProgrammingLanguage.Java());
var givenResult = new CompilationQueryResult
{
ExecutionSuccessful = true,
Output = givenApiOutput
};
IQueryHandler <CompilationQuery, CompilationQueryResult> compilationMock =
new CompilationMockQueryHandler()
.On(givenQuery).Returns(givenResult);
ICommandHandler <VerifySolutionCommand> sut =
new VerifySolutionCommandHandler(Context, compilationMock);
var command = VerifySolutionCommand.Create(givenSolution.Id);
sut.HandleAsync(command).Wait();
var compilationResult = Context.CompilationResults.Single();
compilationResult.ExecutionSuccessful.Should().BeTrue();
compilationResult.CpuTime.Should().Be(givenApiOutput.CpuTime);
compilationResult.MemoryUsage.Should().Be(givenApiOutput.Memory);
}