/*We need to import the Lecturer.js and Admin.js files to enable us test them accordingly*/
const Lecturer = require("./Lecturer");
const Admin = require("./Admin");

/*Create some global variables*/
var admin, lecturer1, lecturer2, timetable;

/*create an admin object to enable us create lecturer objects*/
test("create new admin user", function() {
  admin = new Admin("Admin1");
  expect(admin.name).toBe("Admin1");
});

/*Ensure that an Admin objet can actually create a lecturer object*/
test("Admin can create new lecturer", function() {
  /*Returns: Lecturer {
        name: 'ogbodo Izu',
        role: 'Lecturer',
        department: 'mathematics',
        courses: [ 'mth' ],
        email: 'solomon@gmail.com',
        password: 'solomon',
        id: 1 } */
  lecturer1 = admin.createNewLecturer(
    "ogbodo Izu",
    "mathematics",
    ["mth"],
    "solomon@gmail.com",
    "solomon"
  );


  lecturer2 = admin.createNewLecturer(
    "Treasure ogbonna",
    "political science",
    ["pol212", "soc222"],
    "tressy@gmail.com",
    "tressy"
  );
  expect(lecturer1).toBeTruthy();
});

  /*Return [ Course {
          title: 'Mth401',
          venue: 'AUD',
          startTime: '10am',
          endTime: '12pm',
          day: 'mon',
          userId: 1,
          id: 1,
          department: 'mathematics' },
        Course {
          title: 'Mth211',
          venue: 'AUD2',
          startTime: '8am',
          endTime: '10am',
          day: 'wed',
          userId: 1,
          id: 3,
          department: 'mathematics' } ]*/
test("lecturer can create timetable", function() {
  timetable = lecturer1.createTimetable("Mth401", "AUD", "10am", "12pm", "mon");
  expect(timetable).toBeTruthy();
});

  /*Test to see if any lecturer can read only there own timetables*/
test("Lecturer can read only all timetables belonging to him/her", function() {
  lecturer1.createTimetable("Mth211", "AUD2", "8am", "10am", "wed");
  expect(lecturer1.readAllTimetables()).toBeTruthy();
});

  /*Test to see if any lecturer can read only there own timetables by course title*/
test("Lecturers can read their own timetables by course title", function() {
  expect(lecturer2.readTimetableByCourseTitle("Pol212")).toBeTruthy();
});

  /*Test to see that another lecture*/
test("Lecturer cannot read others timetables", function() {
  expect(lecturer1.readTimetableByCourseTitle("Pol212")).toBeFalsy();
});

  /*Test to see if lecturer can read only there own timetables*/
test("Lecturers can update their own timetables", function() {
  var timetableUpdate = ["Eng421", "LR66", "3pm", "5pm", "thursday"];
  expect(
    lecturer2.updateTimetable("Pol212", "4pm", "fri", timetableUpdate)
  ).toBeTruthy();
});

/*Test to see what happends when a lecturer object want to update timetable with one or more missing input*/
test("Lecturers trying to update their own timetables with one or more update data not inputed", function() {
  var timetableUpdate = ["MTH302", "AUD", "3pm", "5pm"];
  expect(
    lecturer1.updateTimetable("Mth401", "10am", "mon", timetableUpdate)
  ).toBeTruthy();
});


/*Check if a lecturer can update their timetable*/
test("Lecturers cannot update others timetable", function() {
  var timetableUpdate = ["Eng421", "LR66", "3pm", "5pm", "thursday"];
  expect(
    lecturer1.updateTimetable("Pol212", "4pm", "fri", timetableUpdate)
  ).toBeFalsy();
});

/*Test to see what happends when a lecturer object want to update timetable with one or more wrong input*/
test("Lecturers trying to update their own timetables with one or more wrong needed data not inputed", function() {
  var timetableUpdate = ["Eng421", "LR66", "3pm", "5pm", "thursday"];
  expect(
    lecturer1.updateTimetable("Pol212", "4pm", timetableUpdate)
  ).toBeFalsy();
});