Add some tests for editing and delete and improve test coverage

spec/features/comments_spec.rb

@@ -57,31 +57,66 @@
   it_behaves_like "Comments Form"
 end
 
-feature "Add new comment from main page" do
-  background do
-    visit root_path
+feature "Add new comment" do
+  context "from the main page" do
+    background do
+      visit root_path
+    end
+
+    include_context "Horizontal Form"
+    include_context "Inline Form"
+    include_context "Stacked Form"
   end
 
-  include_context "Horizontal Form"
-  include_context "Inline Form"
-  include_context "Stacked Form"
-end
+  context "from the simple page" do
+    background do
+      visit simple_path
+    end
 
-feature "Add new comment from simple page" do
-  background do
-    visit simple_path
+    include_context "Horizontal Form"
+    include_context "Inline Form"
+    include_context "Stacked Form"
   end
 
-  include_context "Horizontal Form"
-  include_context "Inline Form"
-  include_context "Stacked Form"
+  context "from the classic page" do
+    background do
+      visit comments_path
+      click_link "New Comment"
+    end
+
+    it_behaves_like "Comments Form"
+  end
 end
 
-feature "Add new comment from classic page" do
-  background do
-    visit comments_path
-    click_link "New Comment"
+feature "Edit a comment" do
+  context "from the classic page" do
+    let(:edited_name) { "Edited Name" }
+
+    background do
+      visit comments_path
+      click_link "Edit", match: :first
+    end
+
+    include_context "Form Submitted", name: :edited_name
+
+    scenario "submits form" do
+      expect(page).to have_css(".comment", text: :edited_name)
+    end
   end
+end
 
-  it_behaves_like "Comments Form"
+feature "Destroy a comment" do
+  context "from the classic page" do
+    let(:comment) { Comment.first }
+
+    background do
+      visit comments_path
+      click_link "Destroy", href: comment_path(comment)
+    end
+
+    scenario "destroys comment" do
+      expect(page).to_not have_css(".comment", text: comment.author)
+      expect(page).to_not have_css(".comment", text: comment.text)
+    end
+  end
 end