Созданы юнит-тесты на 100% покрывающие класс Burger

.gitignore

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README.md

@@ -4,14 +4,14 @@
 
 ### Реализованные сценарии
 
-Созданы юнит-тесты, покрывающие классы `Bun`, `Burger`, `Ingredient`, `Database`
+Созданы юнит-тесты, покрывающие класс `Burger`
 
 Процент покрытия 100% (отчет: `htmlcov/index.html`)
 
 ### Структура проекта
 
 - `praktikum` - пакет, содержащий код программы
-- `tests` - пакет, содержащий тесты, разделенные по классам. Например, `bun_test.py`, `burger_test.py` и т.д.
+- `tests` - пакет, содержащий тесты, разделенные по классам. Например, `burger_test.py`.
 
 ### Запуск автотестов
 
@@ -21,4 +21,4 @@
 
 **Запуск автотестов и создание HTML-отчета о покрытии**
 
->  `$ pytest --cov=praktikum --cov-report=html`
+>  `$ pytest --cov=praktikum.burger --cov-report=html`

conftest.py

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+import pytest
+from unittest.mock import Mock
+from praktikum.burger import Burger
+
+
+@pytest.fixture
+def burger():
+    return Burger()
+
+@pytest.fixture
+def mock_bun():
+    mock_bun = Mock()
+    mock_bun.get_name.return_value = "red bun"
+    mock_bun.get_price.return_value = 300
+    return mock_bun
+
+@pytest.fixture
+def mock_ingredient_1():
+    mock_ingredient_1 = Mock()
+    mock_ingredient_1.get_type.return_value = "FILLING"
+    mock_ingredient_1.get_name.return_value = "dinosaur"
+    mock_ingredient_1.get_price.return_value = 200
+    return mock_ingredient_1
+
+@pytest.fixture
+def mock_ingredient_2():
+    mock_ingredient_2 = Mock()
+    mock_ingredient_2.get_type.return_value = "SAUCE"
+    mock_ingredient_2.get_name.return_value = "hot sauce"
+    mock_ingredient_2.get_price.return_value = 200
+    return mock_ingredient_2

tests/test_burger.py

@@ -0,0 +1,75 @@
+import pytest
+from praktikum.ingredient import Ingredient
+
+class TestBurger:
+
+    def test_set_buns_is_success(self, burger, mock_bun):
+        burger.set_buns(mock_bun)
+
+        assert burger.bun == mock_bun
+
+    def test_add_ingredient_is_success(self, burger, mock_ingredient_1):
+        burger.add_ingredient(mock_ingredient_1)
+
+        assert mock_ingredient_1 in burger.ingredients
+
+    def test_remove_ingredient_is_success(self, burger, mock_ingredient_1, mock_ingredient_2):
+        burger.add_ingredient(mock_ingredient_1)
+        burger.add_ingredient(mock_ingredient_2)
+        burger.remove_ingredient(0)
+
+        assert burger.ingredients == [mock_ingredient_2]
+
+    @pytest.mark.parametrize(
+            "index, new_index, expected_indexes",
+            [
+                (0, 1, [1, 0]),
+                (1, 0, [1, 0]),
+                (0, 0, [0, 1]),
+                (1, 1, [0, 1])
+            ]
+    )
+    def test_move_ingredient_is_success(self, burger, index, new_index, expected_indexes):
+
+        first_ingredient = Ingredient("FILLING", "dinosaur", 200)
+        second_ingredient = Ingredient("SAUCE", "hot sauce", 200)
+
+        burger.add_ingredient(first_ingredient)
+        burger.add_ingredient(second_ingredient)
+
+        ingredients_list = [first_ingredient, second_ingredient]
+
+        burger.move_ingredient(index, new_index)
+
+        expected_order = [ingredients_list[i] for i in expected_indexes]
+
+        assert burger.ingredients == expected_order
+
+    def test_get_price_with_bun_and_ingredients_is_success(self, burger, mock_bun, mock_ingredient_1, mock_ingredient_2):
+        burger.set_buns(mock_bun)
+        burger.add_ingredient(mock_ingredient_1)
+        burger.add_ingredient(mock_ingredient_2)
+
+        expected_cost = mock_bun.get_price.return_value * 2
+        expected_cost += mock_ingredient_1.get_price.return_value + mock_ingredient_2.get_price.return_value
+
+        assert burger.get_price() == expected_cost
+
+
+    def test_get_receipt_is_success(self, burger, mock_bun, mock_ingredient_1, mock_ingredient_2):
+        burger.set_buns(mock_bun)
+        burger.add_ingredient(mock_ingredient_1)
+        burger.add_ingredient(mock_ingredient_2)
+
+        receipt = burger.get_receipt()
+
+        expected_receipt = (
+            '(==== red bun ====)\n'
+            '= filling dinosaur =\n'
+            '= sauce hot sauce =\n'
+            '(==== red bun ====)\n'
+            '\n'
+            'Price: 1000'
+        )
+
+        assert receipt == expected_receipt