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from django.test import TestCase
from django.contrib.auth.models import User
from django.utils import timezone
from stats.models import TrackLesson, LessonLog
from yaksh.models import Course, Lesson, LearningModule, LearningUnit
class TrackLessonTestCase(TestCase):
def setUp(self):
creator = User.objects.create(username='creator', password='test',
email='test1@test.com')
self.student = User.objects.create(username='student', password='test',
email='test2@test.com')
self.course = Course.objects.create(name="Test Course",
enrollment="Enroll Request", creator=creator)
learning_module = LearningModule.objects.create(name='LM',
description='module', creator=creator)
self.lesson = Lesson.objects.create(name='Lesson',
description='Video Lesson', creator=creator)
learning_unit = LearningUnit.objects.create(order=1,
lesson=self.lesson, type='lesson')
learning_module.learning_unit.add(learning_unit)
learning_module.save()
self.course.learning_module.add(learning_module)
self.course.students.add(self.student)
self.course.save()
self.tracker = TrackLesson.objects.create(user=self.student,
course=self.course, lesson=self.lesson)
LessonLog.objects.create(track=self.tracker)
self.last_access_time = timezone.now()
LessonLog.objects.create(track=self.tracker,
last_access_time=self.last_access_time)
def tearDown(self):
User.objects.all().delete()
Course.objects.all().delete()
Lesson.objects.all().delete()
LearningUnit.objects.all().delete()
LearningModule.objects.all().delete()
LessonLog.objects.all().delete()
TrackLesson.objects.all().delete()
def test_track_lesson(self):
# Given
tracker = self.tracker
# Then
self.assertEqual(tracker.user, self.student)
self.assertEqual(tracker.course, self.course)
self.assertEqual(tracker.lesson, self.lesson)
self.assertEqual(tracker.current_time, '00:00:00')
self.assertEqual(tracker.video_duration, '00:00:00')
self.assertFalse(tracker.watched)
def test_log_counter(self):
# Given
tracker = self.tracker
expected_count = 2
# When
counts = tracker.get_log_counter()
# Then
self.assertEqual(counts, expected_count)
def test_get_current_time(self):
# Given
tracker = self.tracker
expected_time = 'just started'
# When
current_time = tracker.get_current_time()
# Then
self.assertEqual(current_time, expected_time)
def test_get_video_duration(self):
# Given
tracker = self.tracker
expected_duration = 'will be available after 25% completion'
# When
duration = tracker.get_video_duration()
# Then
self.assertEqual(duration, expected_duration)
def test_set_current_time(self):
# Given
tracker = self.tracker
ctime = timezone.now()
# When
tracker.set_current_time(ctime.strftime('%H:%M:%S'))
tracker.save()
updated_time = tracker.get_current_time()
# Then
self.assertEqual(updated_time, ctime.strftime('%H:%M:%S'))
# Given
time_now = timezone.now()
invalid_ctime = ctime - timezone.timedelta(seconds=100)
# When
tracker.set_current_time(invalid_ctime.strftime('%H:%M:%S'))
tracker.save()
old_time = tracker.get_current_time()
# Then
self.assertEqual(old_time, ctime.strftime('%H:%M:%S'))
def test_get_percentage_complete(self):
# Given
tracker = self.tracker
expected_percentage = 'less than 25%'
# When
percentage = tracker.get_percentage_complete()
# Then
self.assertEqual(percentage, expected_percentage)
# Given
expected_percentage = 'approx 75 %'
# When
tracker.set_current_time('00:03:00')
tracker.video_duration = '00:04:00'
tracker.save()
percentage = tracker.get_percentage_complete()
# Then
self.assertEqual(percentage, expected_percentage)
def test_get_last_access_time(self):
# Given
tracker = self.tracker
expected_time = self.last_access_time
# When
time = tracker.get_last_access_time()
# Then
self.assertEqual(time, expected_time)
def test_set_get_watched(self):
# Given
tracker = self.tracker
# When
tracker.set_watched()
# Then
self.assertFalse(tracker.get_watched())
# Given
tracker = self.tracker
# When
tracker.set_current_time('00:03:55')
tracker.video_duration = '00:04:00'
tracker.save()
tracker.set_watched()
# Then
self.assertTrue(tracker.get_watched())
def test_time_spent(self):
# Given
tracker = self.tracker
expected_time = '00:02:00'
# When
tracker.video_duration = '00:04:00'
tracker.save()
time = tracker.time_spent()
# Then
self.assertTrue(expected_time, time)
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