/// <summary>
/// Adding student test results to a binary tree
/// </summary>
/// <param name="studentTestResult">Student test results.</param>
public void AddStudentTestResultToBinaryTree(StudentTestResult studentTestResult)
{
if (studentTestResult != null)
{
BinaryTreeStudentTestResult.Add(studentTestResult);
}
}
public void GivenXmlSerialaizerWhenInputIsStudentTestResultRepositoryThenOutIsXMLFileStudentTestResultRepository()
{
//Arrange
StudentTestResult studentVasaTestResult = new StudentTestResult(new Student(0, "Vasa"), new Test(TestItems.Algebra, new DateTime(10, 10, 10)), 100);
StudentTestResult studentVovaTestResult = new StudentTestResult(new Student(1, "Andrey"), new Test(TestItems.Algebra, new DateTime(10, 10, 20)), 990);
StudentTestResult studentDimaTestResult = new StudentTestResult(new Student(2, "Dima"), new Test(TestItems.Art, new DateTime(30, 1, 20)), 80);
StudentTestResultRepository studentTestResultRepository = new StudentTestResultRepository();
bool fileIsExist = false;
string path = "../netcoreapp3.1/StudentTestResultRepository.xml";
//Act
studentTestResultRepository.AddStudentTestResultToBinaryTree(studentVasaTestResult);
studentTestResultRepository.AddStudentTestResultToBinaryTree(studentVovaTestResult);
studentTestResultRepository.AddStudentTestResultToBinaryTree(studentDimaTestResult);
Serialization.XmlSerialaizer <StudentTestResultRepository>(studentTestResultRepository);
FileInfo fileInfo = new FileInfo(path);
if (fileInfo.Exists)
{
fileIsExist = true;
}
//Assert
Assert.AreEqual(true, fileIsExist);
}
public StudentTestResult GetStudentTestResult(int attemptId)
{
var obj = new StudentTestResult();
using (var ctx = new TestStudentDBEntities())
{
var attempt = ctx.TestAttempts.FirstOrDefault(a => a.Id == attemptId);
if (attempt != null)
{
obj.Student = ctx.Students.FirstOrDefault(s => s.Id == attempt.StudentId);
var testId = attempt.TestId;
var allQuestionCount = ctx.TestInstances.Where(t => t.Id == testId).Select(t => t.QuestionCount).FirstOrDefault();
var correctAnswerCount = ctx.AttemptResults.Count(r => r.AttemptId == attempt.Id && r.IsCorrect);
obj.AllQuestionCount = allQuestionCount;
obj.RightQuestionCount = correctAnswerCount;
obj.PersentResult = (allQuestionCount != 0) ? ((double)correctAnswerCount / (double)allQuestionCount) * 100 : 0;
obj.Grade = attempt.Grade != null?(Grade)attempt.Grade:Grade.None;
obj.TimeIsUp = attempt.IsTimeIsUp;
}
}
return(obj);
}
private void buttonAdd_Click(object sender, EventArgs e)
{
StudentTestResult studentTestResult = new StudentTestResult(FirstName, LastName, TestName, TestDate, Score);
StudentTestCreated?.Invoke(studentTestResult);
Close();
}
public void GivenAddStudentTestResultToBinaryTreeThenOutIsStudentBinaryTree()
{
//Arrange
StudentTestResult studentVasaTestResult = new StudentTestResult(new Student(0, "Vasa"), new Test(TestItems.Algebra, new DateTime(10, 10, 10)), 100);
StudentTestResult studentVovaTestResult = new StudentTestResult(new Student(1, "Andrey"), new Test(TestItems.Algebra, new DateTime(10, 10, 20)), 990);
StudentTestResult studentDimaTestResult = new StudentTestResult(new Student(2, "Dima"), new Test(TestItems.Art, new DateTime(30, 1, 20)), 80);
StudentTestResultRepository studentTestResultRepository = new StudentTestResultRepository();
BinaryTree <StudentTestResult> expectedBinaryTree = new BinaryTree <StudentTestResult>();
//Act
studentTestResultRepository.AddStudentTestResultToBinaryTree(studentVasaTestResult);
studentTestResultRepository.AddStudentTestResultToBinaryTree(studentVovaTestResult);
studentTestResultRepository.AddStudentTestResultToBinaryTree(studentDimaTestResult);
var actualBinaryTreeStudentTestResult = studentTestResultRepository.BinaryTreeStudentTestResult;
expectedBinaryTree.Count = 3;
expectedBinaryTree.Root =
new Node <StudentTestResult>(
studentVasaTestResult,
new Node <StudentTestResult>(
studentDimaTestResult), new Node <StudentTestResult>(
studentVovaTestResult));
//Assert
Assert.AreEqual(expectedBinaryTree, actualBinaryTreeStudentTestResult);
}
public StudentTestResult GetStudentResultById(Guid id)
{
StudentTestResult studentResult = new StudentTestResult();
try
{
studentResult = Database.StudentTestResults.GetById(id);
}
catch (Exception ex)
{
Logger.Log.Error(ex.Message);
}
return(studentResult);
}
public void UpdateStudResult(double mark, Guid idStudResult)
{
try
{
StudentTestResult studentResult = GetStudentResultById(idStudResult);
studentResult.PercentOfRightAnswers = mark;
Database.StudentTestResults.Update(studentResult);
Database.StudentTestResults.Save();
}
catch (Exception ex)
{
Logger.Log.Error(ex.Message);
}
}
private void AddStudentTestResult(StudentTestResult studentTestResult)
{
studentTestResults.Add(studentTestResult);
if (visibleStudentsTestsResults == null)
{
visibleStudentsTestsResults = new List<StudentTestResult>(studentTestResults);
}
else
{
visibleStudentsTestsResults.Add(studentTestResult);
}
ShowStudentsTestsResults();
}
public void GivenXmlDeserializeWhenInputIsPathToFileOutIsNewStudentTestResultRepository(string pathToXmlFile)
{
//Arrange
StudentTestResult studentVasaTestResult = new StudentTestResult(new Student(0, "Vasa"), new Test(TestItems.Algebra, new DateTime(10, 10, 10)), 100);
StudentTestResult studentVovaTestResult = new StudentTestResult(new Student(1, "Andrey"), new Test(TestItems.Algebra, new DateTime(10, 10, 20)), 990);
StudentTestResult studentDimaTestResult = new StudentTestResult(new Student(2, "Dima"), new Test(TestItems.Art, new DateTime(30, 1, 20)), 80);
StudentTestResultRepository studentTestResultRepository = new StudentTestResultRepository();
//Act
studentTestResultRepository.AddStudentTestResultToBinaryTree(studentVasaTestResult);
studentTestResultRepository.AddStudentTestResultToBinaryTree(studentVovaTestResult);
studentTestResultRepository.AddStudentTestResultToBinaryTree(studentDimaTestResult);
var actualDeserialazedObj = Serialization.XmlDeserialize <StudentTestResultRepository>(pathToXmlFile);
//Assert
Assert.AreEqual(studentTestResultRepository, actualDeserialazedObj);
}
public Guid AddStudResultReturnId(string idStud, Guid idTest, DateTime timeStert, DateTime timeStop)
{
try
{
StudentTestResult studentResult = new StudentTestResult();
studentResult.Id = Guid.NewGuid();
studentResult.StudentProfileId = idStud;
studentResult.TestId = idTest;
studentResult.StartTest = timeStert;
studentResult.EndtTest = timeStop;
Database.StudentTestResults.Create(studentResult);
Database.StudentTestResults.Save();
return(studentResult.Id);
}
catch (Exception ex)
{
Logger.Log.Error(ex.Message);
return(Guid.Empty);
}
}
//Action for adding the score
public JsonResult SubmitScore(StudentScore result)
{
using (var db = new ApplicationDbContext())
{
//First get the test we are taking
var test = (from t in db.Tests
where t.id == result.TestId
select t).FirstOrDefault();
//Then get the student taking the test
var student = (from s in db.Students
where s.id == result.StudentId
select s).FirstOrDefault();
//Get the question count of this particular test
var count = (from t in db.Tests
join tqd in db.TestQuestionDeploys on t.id equals tqd.Test.id
where t.id == result.TestId
select tqd).Count();
//Then create the StudentTestResult object with these value, and save it
var TestResult = new StudentTestResult()
{
Test = test,
Student = student,
Score = result.Score
};
db.StudentTestResults.Add(TestResult);
db.SaveChanges();
//Then we will calculate the mean score for this particular test, to see how the students doing
List <float> scores = (from str in db.StudentTestResults
where str.Test.id == result.TestId
select str.Score).ToList <float>();
float avg = scores.Average();
test.Rating = avg;
db.SaveChanges();
}
return(Json("Score submitted"));
}
public JsonResult StudentResult(StudentTestResult result)
{
return(Json("Ok"));
}
