Completed unit test for post comment model

backend/apps/posts/migrations/0007_alter_category_name.py

@@ -0,0 +1,20 @@
+# Generated by Django 5.0.1 on 2024-03-28 07:53
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("posts", "0006_alter_post_categories"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="category",
+            name="name",
+            field=models.CharField(
+                max_length=100, null=True, unique=True, verbose_name="Category name"
+            ),
+        ),
+    ]

backend/apps/posts/migrations/0008_alter_post_title.py

@@ -0,0 +1,20 @@
+# Generated by Django 5.0.1 on 2024-03-28 18:01
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("posts", "0007_alter_category_name"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="post",
+            name="title",
+            field=models.CharField(
+                max_length=250, null=True, unique=True, verbose_name="Post title"
+            ),
+        ),
+    ]

backend/config/tests/conftest.py

@@ -11,6 +11,7 @@
 register(factories.TransactionFactory)
 register(factories.CategoryFactory)
 register(factories.PostFactory)
+register(factories.CommentFactory)
 
 
 # !api_client

backend/config/tests/factories.py

@@ -175,3 +175,13 @@ def likes(self, create, extracted, **kwargs):
             return
         if extracted:
             self.likes.add(extracted)
+
+
+# !CommentFactory
+class CommentFactory(factory.django.DjangoModelFactory):
+    class Meta:
+        model = Comment
+
+    post = factory.SubFactory(PostFactory)
+    author = factory.SubFactory(UserFactory)
+    body = factory.LazyAttribute(lambda _: "\n\n".join(faker.paragraphs(nb=5)))

backend/config/tests/posts/comment/test_comment.py

@@ -0,0 +1,68 @@
+import pytest
+from django.contrib.auth import get_user_model
+
+from apps.posts.models import Comment
+
+# * If you don't declare pytestmark our test class model don't accsess to database table
+pytestmark = pytest.mark.django_db
+
+# User
+User = get_user_model()
+
+
+# !TestPostComment
+class TestPostComment:
+    def test_comment_factory_creation(
+        self, comment_factory, post_factory, user_factory
+    ):
+        """
+        Test the creation of a Comment object using the CommentFactory.
+
+        Args:
+            comment_factory: A fixture that provides a CommentFactory instance.
+            post_factory: A fixture that provides a PostFactory instance.
+            user_factory: A fixture that provides a UserFactory instance.
+
+        Returns:
+            None
+
+        Raises:
+            AssertionError: If any of the assertions fail.
+        """
+        obj = comment_factory(post=post_factory(), author=user_factory())
+        assert isinstance(obj, Comment)
+        assert obj.post is not None
+        assert obj.author is not None
+        assert obj.body is not None
+
+    def test_str_method(self, comment_factory):
+        """
+        Test the __str__ method of the Comment model.
+
+        Args:
+            comment_factory: A fixture that provides a CommentFactory instance.
+
+        Returns:
+            None
+
+        Raises:
+            AssertionError: If the string representation does not match the expected format.
+        """
+        obj = comment_factory()
+        assert obj.__str__() == f"{obj.body[:20]} by {obj.author.username}"
+
+    def test_comment_body(self, comment_factory):
+        """
+        Test the body attribute of the Comment model.
+
+        Args:
+            comment_factory: A fixture that provides a CommentFactory instance.
+
+        Returns:
+            None
+
+        Raises:
+            AssertionError: If the body attribute does not contain at least one paragraph.
+        """
+        body = comment_factory().body.split("\n\n")
+        assert len(body) >= 1

backend/config/tests/posts/post/test_post_endpoint.py

@@ -101,14 +101,14 @@ def post_response(self, api_client, get_user, post_factory, category_factory):
         if user.is_authenticated:
             payload = {
                 "post_photo_url": SimpleUploadedFile("test.jpg", b"xxxxxxxx"),
-                "title": "Male",
+                "title": "Python",
                 "body": "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua",
                 "categories": [category_factory().id],
             }
             response = api_client().post(
                 self.endpoint, payload, format="multipart", headers=headers
             )
-            yield payload, response, user
+            yield payload, response
 
     def test_return_all_posts(self, post_factory, api_client):
         """
@@ -124,7 +124,7 @@ def test_return_all_posts(self, post_factory, api_client):
         assert response.status_code == status.HTTP_200_OK
         assert len(json.loads(response.content)) == 4
 
-    def test_return_single_post(self, post_response, api_client):
+    def test_return_single_post(self, post_response, get_user, api_client):
         """
         Test the endpoint to return a single post.
 
@@ -133,7 +133,9 @@ def test_return_single_post(self, post_response, api_client):
             api_client (APIClient): The API client used to make the request.
 
         """
-        payload, response, user = post_response
+        payload, response = post_response
+        user, headers = get_user
+        user = self.get_user_object(user.data["id"])
         response = api_client().get(
             f"{self.endpoint}{response.data['slug']}/", format="json"
         )
@@ -149,7 +151,7 @@ def test_create_post(self, post_response, api_client):
             api_client (APIClient): The API client used to make the request.
 
         """
-        payload, response, user = post_response
+        payload, response = post_response
         assert response.status_code == status.HTTP_201_CREATED
         assert (
             response.data["id"]
@@ -161,3 +163,74 @@ def test_create_post(self, post_response, api_client):
             and response.data["created"]
             and response.data["modified"]
         ) is not None
+
+    def test_update_post_fields(self, post_response, get_user, api_client):
+        """
+        Test updating post fields via the API.
+
+        Args:
+            post_response: A fixture that provides the initial post data and response.
+            get_user: A fixture that provides the authenticated user and headers.
+            api_client: A fixture that provides the API client.
+
+        Returns:
+            None
+
+        Raises:
+            AssertionError: If any of the assertions fail.
+        """
+        payload, response = post_response
+        user, headers = get_user
+        title = "Kotlin"
+        body = "Why we need to use kotlin"
+        post_photo_url = SimpleUploadedFile("test.jpg", b"xxxxxxxx")
+        payload["title"] = title
+        payload["body"] = body
+        payload["post_photo_url"] = post_photo_url
+        response = api_client().put(
+            f"{self.endpoint}{response.data['slug']}/",
+            payload,
+            format="multipart",
+            headers=headers,
+        )
+        assert response.status_code == status.HTTP_200_OK
+        assert response.data["title"] == title
+        assert response.data["body"] == body
+        assert response.data["post_photo_url"] != post_photo_url.name
+
+    def test_update_post_field(self, post_response, get_user, api_client):
+        """
+        Test the endpoint to update a post.
+
+        Args:
+            post_response (tuple): A tuple containing the payload, response, and user.
+            api_client (APIClient): The API client used to make the request.
+
+        """
+        payload, response = post_response
+        user, headers = get_user
+        title = "Typescript"
+        response = api_client().patch(
+            f"{self.endpoint}{response.data['slug']}/",
+            {"title": title},
+            format="json",
+            headers=headers,
+        )
+        assert response.status_code == status.HTTP_200_OK
+        assert response.data["title"] == title
+
+    def test_delete_post(self, post_response, get_user, api_client):
+        """
+        Test the endpoint to delete a post.
+
+        Args:
+            post_response (tuple): A tuple containing the payload, response, and user.
+            api_client (APIClient): The API client used to make the request.
+
+        """
+        payload, response = post_response
+        user, headers = get_user
+        response = api_client().delete(
+            f"{self.endpoint}{response.data['slug']}/", headers=headers, format="json"
+        )
+        assert response.status_code == status.HTTP_204_NO_CONTENT