private void buttonModifySubject_Click(object sender, EventArgs e)
{
try
{
this.labelError.Visible = false;
string name;
int code;
Subject newSubject = new Subject();
Subject originalSubject = (Subject)this.comboBoxSelectSubjectToModify.SelectedItem;
if (int.TryParse(this.textBoxCodeModifySubject.Text, out code))
{
if (!string.IsNullOrWhiteSpace(this.textBoxNameModifySubject.Text))
{
newSubject.Code = code;
name = this.textBoxNameModifySubject.Text;
newSubject.Name = name;
List <Teacher> teachers = this.listBoxSubjectTeachers.Items.Cast <Teacher>().ToList();
newSubject.SetTeachers(teachers);
List <Student> students = this.listBoxSubjectStudents.Items.Cast <Student>().ToList();
newSubject.SetStudents(students);
ISubjectLogic subjectOperations = Provider.GetInstance.GetSubjectOperations();
subjectOperations.ModifySubjectByCode(originalSubject.Code, newSubject);
this.labelSuccess.Text = "Subject was succesfully modified.";
this.labelSuccess.Visible = true;
}
else
{
this.labelError.Visible = true;
this.labelError.Text = "Subject's name must be a not empty string";
}
}
else
{
this.labelError.Visible = true;
this.labelError.Text = "Subject's code must be a number";
}
}
catch (CoreException ex)
{
this.labelError.Visible = true;
this.labelError.Text = ex.Message;
}
catch (Exception ex)
{
this.labelError.Visible = true;
this.labelError.Text = ex.Message;
}
this.ReloadComboBoxSelectSubjectToModify();
this.CleanFields();
}
public void ModifySubject()
{
ISubjectLogic subjectOperations = DummyProvider.GetInstance.GetSubjectOperations();
int subjectCode = 1;
Subject subject = new Subject(subjectCode, "Logic");
subjectOperations.AddSubject(subject);
subject.SetName("LogicModified");
subjectOperations.ModifySubjectByCode(subjectCode, subject);
Subject modifiedSubject = subjectOperations.GetSubjectByCode(subjectCode);
Assert.AreEqual(modifiedSubject.GetName(), "LogicModified");
}