public void Test_add_new_course()
{
//Add course with lecture, practice and lab
//Limit lecture, practice and lab duration
SqlWorker.addCourse(courseName, lecturerID, practitionerID, LectureDuration, PracticeDuration, LabDuration, true);
Assert.IsTrue(SqlWorker.GetDataSet("select * from Courses where CourseName='" + courseName +
"' and Lecturer=" + lecID + " and practitioner=" + PracID + " and MaxStudent=20 and " +
"LectureDuration=" + LecDuration + " and PracticeDuration=" + PracDuration + " and LabDuration=" + LabDur +
" and Must=" + must).Tables[0].Rows.Count == 1);
SqlWorker.ExecuteQueries("Delete from Courses where CourseName='" + courseName + "'");
//Add course with lecture and practice without lab
//Limit lecture and practice duration
SqlWorker.addCourse(courseName, lecturerID, practitionerID, LectureDuration, PracticeDuration, null, true);
Assert.IsTrue(SqlWorker.GetDataSet("select * from Courses where CourseName='" + courseName +
"' and Lecturer=" + lecID + " and practitioner=" + PracID + " and MaxStudent=20 and " +
"LectureDuration=" + LecDuration + " and PracticeDuration=" + PracDuration +
" and Must=" + must + " and LabDuration is null").Tables[0].Rows.Count == 1);
SqlWorker.ExecuteQueries("Delete from Courses where CourseName='" + courseName + "'");
//Add course with lecture and lab
//Limit lecture and lab duration
SqlWorker.addCourse(courseName, lecturerID, practitionerID, LectureDuration, null, LabDuration, true);
Assert.IsTrue(SqlWorker.GetDataSet("select * from Courses where CourseName='" + courseName +
"' and Lecturer=" + lecID + " and practitioner=" + PracID + " and MaxStudent=20 and " +
"LectureDuration=" + LecDuration + " and LabDuration=" + LabDur +
" and Must=" + must + " and PracticeDuration is null").Tables[0].Rows.Count == 1);
SqlWorker.ExecuteQueries("Delete from Courses where CourseName='" + courseName + "'");
}
public void Test_check_course_existence()
{
//Add new course
SqlWorker.addCourse(courseName, lecturerID, practitionerID, LectureDuration, PracticeDuration, LabDuration, true);
Assert.IsTrue(SqlWorker.GetDataSet("select * from Courses where CourseName='" + courseName +
"' and Lecturer=" + lecID + " and practitioner=" + PracID + " and MaxStudent=20 and " +
"LectureDuration=" + LecDuration + " and PracticeDuration=" + PracDuration + " and LabDuration=" + LabDur +
" and Must=" + must).Tables[0].Rows.Count == 1 && SqlWorker.checkCourseExistence(courseName));
SqlWorker.ExecuteQueries("Delete from Courses where CourseName='" + courseName + "'");
}
public void Test_add_pre_course()
{
//Add pre course
//0 - already exists
//1 - opposite exists
//2 - operation successfull
//Add brand new courses
SqlWorker.addCourse(course1, lecturerID, practitionerID, LectureDuration, PracticeDuration, LabDuration, true);
SqlWorker.addCourse(course2, lecturerID, practitionerID, LectureDuration, PracticeDuration, LabDuration, true);
//Set course1 as pre course of course2
Assert.IsTrue(SqlWorker.addPreCourse(course1, course2) == 2);
//Try again
Assert.IsTrue(SqlWorker.addPreCourse(course1, course2) == 0);
//Try to set the opposite
Assert.IsTrue(SqlWorker.addPreCourse(course2, course1) == 1);
SqlWorker.ExecuteQueries("Delete from Courses where CourseName='" + course1 + "' or CourseName='" + course2 + "'");
SqlWorker.ExecuteQueries("Delete from PreCourses where PreCourse='" + course1 + "' and course='" + course2 + "'");
}
public void class_req_Test()
{
//insert one request for class in temp course.
SqlWorker.addCourse(courseName, lecturerID, practitionerID, LectureDuration, PracticeDuration, LabDuration, true);
SqlWorker.setClassRequest(lecID.ToString(), courseName, p, l);
Assert.IsTrue(SqlWorker.GetDataSet("select * from ClassRequest where TeacherID LIKE '" + lecID +
"' AND CourseName LIKE '" + courseName + "' AND Projector = '" + p + "' AND Lab = '" + l + "'").Tables[0].Rows.Count == 1);
//try to update the request
p = 0;
SqlWorker.addCourse(courseName, lecturerID, practitionerID, LectureDuration, PracticeDuration, LabDuration, true);
SqlWorker.setClassRequest(lecID.ToString(), courseName, p, l);
Assert.IsTrue(SqlWorker.GetDataSet("select * from ClassRequest where TeacherID LIKE '" + lecID +
"' AND CourseName LIKE '" + courseName + "' AND Projector = '" + p + "' AND Lab = '" + l + "'").Tables[0].Rows.Count == 1);
//delete the temp course.
SqlWorker.ExecuteQueries("Delete from Courses where CourseName='" + courseName + "'");
//delete the request
SqlWorker.ExecuteQueries("Delete from ClassRequest where CourseName='" + courseName + "'");
}
//When the save button is pressed
private void save_button_Click(object sender, EventArgs e)
{
Regex checkName = new Regex("^[A-Za-z0-9 ]+$");
//check if the course name is invaild or empty
if (!checkName.IsMatch(course_textbox.Text) || course_textbox.ForeColor == Color.Gray)
{
MessageBox.Show("Course name invaild!\nMake sure that the name contains only letters and numbers", "Error"
, MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//Check if lecturer was chosen
if (LecturerID_combo.SelectedItem == null)
{
MessageBox.Show("You must chose lecturer", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//Check if practitioner was chosen
if (practitionerID_combo.SelectedItem == null)
{
MessageBox.Show("You must chose practitioner", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//Check if lecture duration was chosen
if (Lectur_duration_combobox.SelectedItem == null)
{
MessageBox.Show("You must choose lecture duration for a course!", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//Check if some item was selected in the practice/lab duration list
if (Practice_checkbox.Checked && Practice_duration_combobox.SelectedItem == null)
{
MessageBox.Show("Please chose practice duration", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
if (Lab_Checkbox.Checked && lab_duration_combobox.SelectedItem == null)
{
MessageBox.Show("Please chose lab duration", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//Check if at least 1 check box is checked
if (!Lab_Checkbox.Checked && !Practice_checkbox.Checked)
{
MessageBox.Show("For a course there must be at least lab and/or practice", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//Create new connection to write to database
DataRowView oDataRowView = LecturerID_combo.SelectedItem as DataRowView;
int lecturerID = (int)oDataRowView.Row["ID"];
oDataRowView = practitionerID_combo.SelectedItem as DataRowView;
int practitionerID = (int)oDataRowView.Row["ID"];
//Check if the course exists
if (SqlWorker.checkCourseExistence(course_textbox.Text))
{
MessageBox.Show("The course " + course_textbox.Text + " already exists!", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
string practiceDur = null, labDur = null;
//Show confirm message
string messageString = "Are you sure you want to add the following course to the department?"
+ "\nName: " + course_textbox.Text
+ "\nLecturer ID: " + lecturerID.ToString()
+ "\nPractitioner ID: " + practitionerID.ToString()
+ "\nLecutre duration: " + Lectur_duration_combobox.SelectedItem;
if (Practice_checkbox.Checked)
{
messageString += "\nPractice duration: " + Practice_duration_combobox.SelectedItem;
practiceDur = Practice_duration_combobox.SelectedItem.ToString();
}
if (Lab_Checkbox.Checked)
{
messageString += "\nLab duration: " + lab_duration_combobox.SelectedItem;
labDur = lab_duration_combobox.SelectedItem.ToString();
}
DialogResult resault = MessageBox.Show(messageString, "Before you continue", MessageBoxButtons.OKCancel, MessageBoxIcon.Asterisk);
//If the user click ok, add the course to database
if (resault == DialogResult.OK)
{
SqlWorker.addCourse(course_textbox.Text, lecturerID.ToString(), practitionerID.ToString(),
Lectur_duration_combobox.SelectedItem.ToString(), practiceDur, labDur, checkBox1.Checked);
MessageBox.Show("Course successfully added!", "Success!", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
this.Close();
}
}
