def test_updateAbility(self): cat_test = CatTest() cat_test.name = "short" cat_test.max_items = 10 cat_test.save() user = User.objects.create_user("john", "*****@*****.**", "johnpassword") user.save() domain = Domain() domain.name = "Number" domain.create_date = datetime.datetime(2012, 03, 06) domain.save() item_bank = ItemBank() item_bank.name = "Fractions" item_bank.topic = "Addition" item_bank.domain = domain item_bank.create_date = datetime.datetime(2012, 03, 06) item_bank.save() user_item_bank = UserItemBank() user_item_bank.user = user user_item_bank.item_bank = item_bank user_item_bank.save() ibq = ItemBankQuestion() ibq.item_bank = item_bank ibq.save() user_cat_test = UserCatTest() user_cat_test.user = user user_cat_test.item_bank = item_bank user_cat_test.cat_test = cat_test user_cat_test.save() # First question right test_pattern = [1, 1, 0] test_ability = [0, 0, math.log(2)] test_difficulty = [2, 1, -2.0 / 3.0] test_stand_err = [2, 2, 1.5] test_items = [1, 2, 3] test_hardness = [0, 0, 0] test_right = [1, 2, 2] # Make three questions for i in range(1, 4): ibq = ItemBankQuestion() ibq.item_bank = item_bank ibq.save() # Find first question user_cat_test.nextQuestion() user_cat_test.updateAbility(1) self.assertEquals(user_cat_test.right, 1) self.assertEquals(user_cat_test.items, 1) self.assertEquals(user_cat_test.difficulty, 2) self.assertEquals(user_cat_test.hardness, 0) self.assertEquals(user_cat_test.ability, 0) # Second question right user_cat_test.nextQuestion() user_cat_test.updateAbility(1) self.assertEquals(user_cat_test.right, 2) self.assertEquals(user_cat_test.items, 2) self.assertEquals(user_cat_test.difficulty, 1) self.assertEquals(user_cat_test.hardness, 0) self.assertEquals(user_cat_test.ability, 0) # Third question wrong user_cat_test.nextQuestion() user_cat_test.updateAbility(0) self.assertEquals(user_cat_test.right, 2) self.assertEquals(user_cat_test.items, 3) self.assertEquals(user_cat_test.difficulty, -2.0 / 3.0) self.assertEquals(user_cat_test.hardness, 0) self.assertEquals(user_cat_test.ability, math.log(2))