Step31: measure test coverage

Author: zmrenwu

.coveragerc

@@ -0,0 +1,15 @@
+[run]
+branch = True
+source = .
+omit =
+   _credentials.py
+   manage.py
+   blogproject/settings/*
+   fabfile.py
+   scripts/fake.py
+   */migrations/*
+   blogproject\wsgi.py
+
+[report]
+show_missing = True
+skip_covered = True

Pipfile

@@ -5,6 +5,7 @@ verify_ssl = true
 
 [dev-packages]
 fabric = "*"
+coverage = "*"
 
 [packages]
 django = "~=2.2"

Pipfile.lock

@@ -151,6 +151,7 @@ tutorial 分支为项目的主分支，每一篇教程的代码都和历史提
 28. [Django Haystack 全文检索与关键词高亮](https://www.zmrenwu.com/courses/hellodjango-blog-tutorial/materials/86/)
 29. [单元测试：测试 blog 应用](https://www.zmrenwu.com/courses/hellodjango-blog-tutorial/materials/87/)
 30. [单元测试：测试评论应用](https://www.zmrenwu.com/courses/hellodjango-blog-tutorial/materials/88/)
+31. [Coverage.py 统计测试覆盖率](https://www.zmrenwu.com/courses/hellodjango-blog-tutorial/materials/89/)
 
 ## 公众号
 <p align="center">

README.md

@@ -12,3 +12,11 @@ def test_highlight(self):
         highlighter = Highlighter("关键词高亮")
         expected = '这是一个比较长的标题，用于测试<span class="highlighted">关键词高亮</span>但不被截断。'
         self.assertEqual(highlighter.highlight(document), expected)
+
+        highlighter = Highlighter("标题")
+        document = "这是一个长度超过 200 的标题，应该被截断。" + "HelloDjangoTutorial" * 200
+        self.assertTrue(
+            highlighter.highlight(document).startswith(
+                '...<span class="highlighted">标题</span>，应该被截断。'
+            )
+        )

blog/tests/test_utils.py

@@ -58,15 +58,3 @@ def get(self, request, *args, **kwargs):
 
         # 视图必须返回一个 HttpResponse 对象
         return response
-
-
-def search(request):
-    q = request.GET.get("q")
-
-    if not q:
-        error_msg = "请输入搜索关键词"
-        messages.add_message(request, messages.ERROR, error_msg, extra_tags="danger")
-        return redirect("blog:index")
-
-    post_list = Post.objects.filter(Q(title__icontains=q) | Q(body__icontains=q))
-    return render(request, "blog/index.html", {"post_list": post_list})