Add list characters service tests

Author: koldakov

tests/unit/routers/services/characters/test_list_characters.py

@@ -0,0 +1,225 @@
+from unittest.mock import AsyncMock, MagicMock, patch
+
+import pytest
+from faker import Faker
+
+from futuramaapi.routers.services.characters.list_characters import ListCharactersService
+
+
+@pytest.fixture
+def mock_paginate(request):
+    patcher = patch(
+        "futuramaapi.routers.services.characters.list_characters.paginate",
+        new_callable=AsyncMock,
+    )
+    mocked = patcher.start()
+    request.addfinalizer(patcher.stop)
+    return mocked
+
+
+class TestListCharactersService:
+    @pytest.mark.asyncio
+    async def test_list_characters_success(
+        self,
+        mock_session_manager,
+        mock_paginate,
+    ):
+        # Arrange
+        page = MagicMock()
+        mock_paginate.return_value = page
+
+        service = ListCharactersService(
+            gender=None,
+            character_status=None,
+            species=None,
+            query=None,
+        )
+
+        # Act
+        result = await service()
+
+        # Assert
+        assert result is page
+        mock_paginate.assert_called_once()
+
+        args, _ = mock_paginate.call_args
+        assert args[0] is mock_session_manager
+
+    @pytest.mark.asyncio
+    async def test_list_characters_gender_negation(
+        self,
+        mock_session_manager,
+        mock_paginate,
+    ):
+        # Arrange
+        mock_paginate.return_value = MagicMock()
+
+        service = ListCharactersService(
+            gender="!male",
+            character_status=None,
+            species=None,
+            query=None,
+        )
+
+        # Act
+        await service()
+
+        # Assert
+        mock_paginate.assert_called_once()
+
+    @pytest.mark.asyncio
+    async def test_list_characters_gender_positive(
+        self,
+        mock_session_manager,
+        mock_paginate,
+    ):
+        # Arrange
+        mock_paginate.return_value = MagicMock()
+
+        service = ListCharactersService(
+            gender="male",
+            character_status=None,
+            species=None,
+            query=None,
+        )
+
+        # Act
+        await service()
+
+        # Assert
+        mock_paginate.assert_called_once()
+
+    @pytest.mark.asyncio
+    async def test_list_characters_status_positive(
+        self,
+        mock_session_manager,
+        mock_paginate,
+    ):
+        # Arrange
+        mock_paginate.return_value = MagicMock()
+
+        service = ListCharactersService(
+            gender=None,
+            character_status="alive",
+            species=None,
+            query=None,
+        )
+
+        # Act
+        await service()
+
+        # Assert
+        mock_paginate.assert_called_once()
+
+    @pytest.mark.asyncio
+    async def test_list_characters_status_negation(
+        self,
+        mock_session_manager,
+        mock_paginate,
+    ):
+        # Arrange
+        mock_paginate.return_value = MagicMock()
+
+        service = ListCharactersService(
+            gender=None,
+            character_status="!alive",
+            species=None,
+            query=None,
+        )
+
+        # Act
+        await service()
+
+        # Assert
+        mock_paginate.assert_called_once()
+
+    @pytest.mark.asyncio
+    async def test_list_characters_species_positive(
+        self,
+        mock_session_manager,
+        mock_paginate,
+    ):
+        # Arrange
+        mock_paginate.return_value = MagicMock()
+
+        service = ListCharactersService(
+            gender=None,
+            character_status=None,
+            species="human",
+            query=None,
+        )
+
+        # Act
+        await service()
+
+        # Assert
+        mock_paginate.assert_called_once()
+
+    @pytest.mark.asyncio
+    async def test_list_characters_species_negation(
+        self,
+        mock_session_manager,
+        mock_paginate,
+    ):
+        # Arrange
+        mock_paginate.return_value = MagicMock()
+
+        service = ListCharactersService(
+            gender=None,
+            character_status=None,
+            species="!human",
+            query=None,
+        )
+
+        # Act
+        await service()
+
+        # Assert
+        mock_paginate.assert_called_once()
+
+    @pytest.mark.asyncio
+    async def test_list_characters_query_filter(
+        self,
+        faker: Faker,
+        mock_session_manager,
+        mock_paginate,
+    ):
+        # Arrange
+        mock_paginate.return_value = MagicMock()
+
+        service = ListCharactersService(
+            gender=None,
+            character_status=None,
+            species=None,
+            query=faker.word(),
+        )
+
+        # Act
+        await service()
+
+        # Assert
+        mock_paginate.assert_called_once()
+
+    @pytest.mark.asyncio
+    async def test_list_characters_order_desc(
+        self,
+        mock_session_manager,
+        mock_paginate,
+    ):
+        # Arrange
+        mock_paginate.return_value = MagicMock()
+
+        service = ListCharactersService(
+            order_by="id",
+            direction="desc",
+            gender=None,
+            character_status=None,
+            species=None,
+            query=None,
+        )
+
+        # Act
+        await service()
+
+        # Assert
+        mock_paginate.assert_called_once()