Combine redundant `it` blocks in Notify spec

We perform a bunch of setup for most of these cases, and it didn't make
sense to do an entirely new costly setup just to test a different string
in the same body of the email we just generated in the last test.

spec/mailers/notify_spec.rb

@@ -24,14 +24,14 @@ describe Notify do
       let(:previous_assignee) { create(:user, name: 'Previous Assignee') }
 
       shared_examples 'an assignee email' do
-        it 'is sent as the author' do
-          sender = subject.header[:from].addrs[0]
+        it 'is sent to the assignee as the author' do
+          sender = subject.header[:from].addrs.first
+
+          aggregate_failures do
             expect(sender.display_name).to eq(current_user.name)
             expect(sender.address).to eq(gitlab_sender)
+            expect(subject).to deliver_to(assignee.email)
           end
-
-        it 'is sent to the assignee' do
-          is_expected.to deliver_to assignee.email
         end
       end
 
@@ -49,12 +49,11 @@ describe Notify do
           it_behaves_like 'it should show Gmail Actions View Issue link'
           it_behaves_like 'an unsubscribeable thread'
 
-          it 'has the correct subject' do
+          it 'has the correct subject and body' do
+            aggregate_failures do
               is_expected.to have_referable_subject(issue)
+              is_expected.to have_body_text(namespace_project_issue_path(project.namespace, project, issue))
             end
-
-          it 'contains a link to the new issue' do
-            is_expected.to have_body_text namespace_project_issue_path(project.namespace, project, issue)
           end
 
           context 'when enabled email_author_in_body' do
@@ -63,7 +62,7 @@ describe Notify do
             end
 
             it 'contains a link to note author' do
-              is_expected.to have_html_escaped_body_text issue.author_name
+              is_expected.to have_html_escaped_body_text(issue.author_name)
               is_expected.to have_body_text 'wrote:'
             end
           end
@@ -95,20 +94,13 @@ describe Notify do
             expect(sender.address).to eq(gitlab_sender)
           end
 
-          it 'has the correct subject' do
+          it 'has the correct subject and body' do
+            aggregate_failures do
               is_expected.to have_referable_subject(issue, reply: true)
+              is_expected.to have_html_escaped_body_text(previous_assignee.name)
+              is_expected.to have_html_escaped_body_text(assignee.name)
+              is_expected.to have_body_text(namespace_project_issue_path(project.namespace, project, issue))
             end
-
-          it 'contains the name of the previous assignee' do
-            is_expected.to have_html_escaped_body_text previous_assignee.name
-          end
-
-          it 'contains the name of the new assignee' do
-            is_expected.to have_html_escaped_body_text assignee.name
-          end
-
-          it 'contains a link to the issue' do
-            is_expected.to have_body_text namespace_project_issue_path(project.namespace, project, issue)
           end
         end
 
@@ -129,16 +121,12 @@ describe Notify do
             expect(sender.address).to eq(gitlab_sender)
           end
 
-          it 'has the correct subject' do
+          it 'has the correct subject and body' do
+            aggregate_failures do
               is_expected.to have_referable_subject(issue, reply: true)
+              is_expected.to have_body_text('foo, bar, and baz')
+              is_expected.to have_body_text(namespace_project_issue_path(project.namespace, project, issue))
             end
-
-          it 'contains the names of the added labels' do
-            is_expected.to have_body_text 'foo, bar, and baz'
-          end
-
-          it 'contains a link to the issue' do
-            is_expected.to have_body_text namespace_project_issue_path(project.namespace, project, issue)
           end
         end
 
@@ -158,22 +146,15 @@ describe Notify do
             expect(sender.address).to eq(gitlab_sender)
           end
 
-          it 'has the correct subject' do
+          it 'has the correct subject and body' do
+            aggregate_failures do
               is_expected.to have_referable_subject(issue, reply: true)
-          end
-
-          it 'contains the new status' do
-            is_expected.to have_body_text status
-          end
-
-          it 'contains the user name' do
-            is_expected.to have_html_escaped_body_text current_user.name
-          end
-
-          it 'contains a link to the issue' do
+              is_expected.to have_body_text(status)
+              is_expected.to have_html_escaped_body_text(current_user.name)
               is_expected.to have_body_text(namespace_project_issue_path project.namespace, project, issue)
             end
           end
+        end
 
         describe 'moved to another project' do
           let(:new_issue) { create(:issue) }
@@ -189,18 +170,15 @@ describe Notify do
             is_expected.to have_body_text 'Issue was moved to another project'
           end
 
-          it 'has the correct subject' do
-            is_expected.to have_referable_subject(issue, reply: true)
-          end
-
-          it 'contains link to new issue' do
+          it 'has the correct subject and body' do
             new_issue_url = namespace_project_issue_path(new_issue.project.namespace,
                                                          new_issue.project, new_issue)
-            is_expected.to have_body_text new_issue_url
-          end
 
-          it 'contains a link to the original issue' do
-            is_expected.to have_body_text namespace_project_issue_path(project.namespace, project, issue)
+            aggregate_failures do
+              is_expected.to have_referable_subject(issue, reply: true)
+              is_expected.to have_body_text(new_issue_url)
+              is_expected.to have_body_text(namespace_project_issue_path(project.namespace, project, issue))
+            end
           end
         end
       end
@@ -220,20 +198,13 @@ describe Notify do
           it_behaves_like 'it should show Gmail Actions View Merge request link'
           it_behaves_like 'an unsubscribeable thread'
 
-          it 'has the correct subject' do
+          it 'has the correct subject and body' do
+            aggregate_failures do
               is_expected.to have_referable_subject(merge_request)
+              is_expected.to have_body_text(namespace_project_merge_request_path(project.namespace, project, merge_request))
+              is_expected.to have_body_text(merge_request.source_branch)
+              is_expected.to have_body_text(merge_request.target_branch)
             end
-
-          it 'contains a link to the new merge request' do
-            is_expected.to have_body_text namespace_project_merge_request_path(project.namespace, project, merge_request)
-          end
-
-          it 'contains the source branch for the merge request' do
-            is_expected.to have_body_text merge_request.source_branch
-          end
-
-          it 'contains the target branch for the merge request' do
-            is_expected.to have_body_text merge_request.target_branch
           end
 
           context 'when enabled email_author_in_body' do
@@ -275,20 +246,13 @@ describe Notify do
             expect(sender.address).to eq(gitlab_sender)
           end
 
-          it 'has the correct subject' do
+          it 'has the correct subject and body' do
+            aggregate_failures do
               is_expected.to have_referable_subject(merge_request, reply: true)
+              is_expected.to have_html_escaped_body_text(previous_assignee.name)
+              is_expected.to have_body_text(namespace_project_merge_request_path(project.namespace, project, merge_request))
+              is_expected.to have_html_escaped_body_text(assignee.name)
             end
-
-          it 'contains the name of the previous assignee' do
-            is_expected.to have_html_escaped_body_text previous_assignee.name
-          end
-
-          it 'contains the name of the new assignee' do
-            is_expected.to have_html_escaped_body_text assignee.name
-          end
-
-          it 'contains a link to the merge request' do
-            is_expected.to have_body_text namespace_project_merge_request_path(project.namespace, project, merge_request)
           end
         end
 
@@ -309,16 +273,10 @@ describe Notify do
             expect(sender.address).to eq(gitlab_sender)
           end
 
-          it 'has the correct subject' do
+          it 'has the correct subject and body' do
             is_expected.to have_referable_subject(merge_request, reply: true)
-          end
-
-          it 'contains the names of the added labels' do
-            is_expected.to have_body_text 'foo, bar, and baz'
-          end
-
-          it 'contains a link to the merge request' do
-            is_expected.to have_body_text namespace_project_merge_request_path(project.namespace, project, merge_request)
+            is_expected.to have_body_text('foo, bar, and baz')
+            is_expected.to have_body_text(namespace_project_merge_request_path(project.namespace, project, merge_request))
           end
         end
 
@@ -338,20 +296,13 @@ describe Notify do
             expect(sender.address).to eq(gitlab_sender)
           end
 
-          it 'has the correct subject' do
+          it 'has the correct subject and body' do
+            aggregate_failures do
               is_expected.to have_referable_subject(merge_request, reply: true)
+              is_expected.to have_body_text(status)
+              is_expected.to have_html_escaped_body_text(current_user.name)
+              is_expected.to have_body_text(namespace_project_merge_request_path(project.namespace, project, merge_request))
             end
-
-          it 'contains the new status' do
-            is_expected.to have_body_text status
-          end
-
-          it 'contains the user name' do
-            is_expected.to have_html_escaped_body_text current_user.name
-          end
-
-          it 'contains a link to the merge request' do
-            is_expected.to have_body_text namespace_project_merge_request_path(project.namespace, project, merge_request)
           end
         end
 
@@ -371,16 +322,12 @@ describe Notify do
             expect(sender.address).to eq(gitlab_sender)
           end
 
-          it 'has the correct subject' do
+          it 'has the correct subject and body' do
+            aggregate_failures do
               is_expected.to have_referable_subject(merge_request, reply: true)
+              is_expected.to have_body_text('merged')
+              is_expected.to have_body_text(namespace_project_merge_request_path(project.namespace, project, merge_request))
             end
-
-          it 'contains the new status' do
-            is_expected.to have_body_text 'merged'
-          end
-
-          it 'contains a link to the merge request' do
-            is_expected.to have_body_text namespace_project_merge_request_path(project.namespace, project, merge_request)
           end
         end
       end
@@ -395,16 +342,10 @@ describe Notify do
       it_behaves_like 'it should not have Gmail Actions links'
       it_behaves_like "a user cannot unsubscribe through footer link"
 
-      it 'has the correct subject' do
-        is_expected.to have_subject "#{project.name} | Project was moved"
-      end
-
-      it 'contains name of project' do
+      it 'has the correct subject and body' do
+        is_expected.to have_subject("#{project.name} | Project was moved")
         is_expected.to have_html_escaped_body_text project.name_with_namespace
-      end
-
-      it 'contains new user role' do
-        is_expected.to have_body_text project.ssh_url_to_repo
+        is_expected.to have_body_text(project.ssh_url_to_repo)
       end
     end
 
@@ -597,14 +538,14 @@ describe Notify do
       shared_examples 'a note email' do
         it_behaves_like 'it should have Gmail Actions links'
 
-        it 'is sent as the author' do
+        it 'is sent to the given recipient as the author' do
           sender = subject.header[:from].addrs[0]
+
+          aggregate_failures do
             expect(sender.display_name).to eq(note_author.name)
             expect(sender.address).to eq(gitlab_sender)
+            expect(subject).to deliver_to(recipient.notification_email)
           end
-
-        it 'is sent to the given recipient' do
-          is_expected.to deliver_to recipient.notification_email
         end
 
         it 'contains the message from the note' do
@@ -641,12 +582,11 @@ describe Notify do
         it_behaves_like 'it should show Gmail Actions View Commit link'
         it_behaves_like 'a user cannot unsubscribe through footer link'
 
-        it 'has the correct subject' do
-          is_expected.to have_subject "Re: #{project.name} | #{commit.title.strip} (#{commit.short_id})"
+        it 'has the correct subject and body' do
+          aggregate_failures do
+            is_expected.to have_subject("Re: #{project.name} | #{commit.title.strip} (#{commit.short_id})")
+            is_expected.to have_body_text(commit.short_id)
           end
-
-        it 'contains a link to the commit' do
-          is_expected.to have_body_text commit.short_id
         end
       end
 
@@ -664,14 +604,13 @@ describe Notify do
         it_behaves_like 'it should show Gmail Actions View Merge request link'
         it_behaves_like 'an unsubscribeable thread'
 
-        it 'has the correct subject' do
+        it 'has the correct subject and body' do
+          aggregate_failures do
             is_expected.to have_referable_subject(merge_request, reply: true)
-        end
-
-        it 'contains a link to the merge request note' do
             is_expected.to have_body_text note_on_merge_request_path
           end
         end
+      end
 
       describe 'on an issue' do
         let(:issue) { create(:issue, project: project) }
@@ -687,12 +626,11 @@ describe Notify do
         it_behaves_like 'it should show Gmail Actions View Issue link'
         it_behaves_like 'an unsubscribeable thread'
 
-        it 'has the correct subject' do
+        it 'has the correct subject and body' do
+          aggregate_failures do
             is_expected.to have_referable_subject(issue, reply: true)
+            is_expected.to have_body_text(note_on_issue_path)
           end
-
-        it 'contains a link to the issue note' do
-          is_expected.to have_body_text note_on_issue_path
         end
       end
     end
@@ -717,14 +655,14 @@ describe Notify do
 
         it_behaves_like 'it should have Gmail Actions links'
 
-        it 'is sent as the author' do
+        it 'is sent to the given recipient as the author' do
           sender = subject.header[:from].addrs[0]
+
+          aggregate_failures do
             expect(sender.display_name).to eq(note_author.name)
             expect(sender.address).to eq(gitlab_sender)
+            expect(subject).to deliver_to(recipient.notification_email)
           end
-
-        it 'is sent to the given recipient' do
-          is_expected.to deliver_to recipient.notification_email
         end
 
         it 'contains the message from the note' do
@@ -934,21 +872,20 @@ describe Notify do
       is_expected.to deliver_to 'new-email@mail.com'
     end
 
-    it 'has the correct subject' do
-      is_expected.to have_subject 'Confirmation instructions | A Nice Suffix'
+    it 'has the correct subject and body' do
+      aggregate_failures do
+        is_expected.to have_subject('Confirmation instructions | A Nice Suffix')
+        is_expected.to have_body_text(example_site_path)
       end
-
-    it 'includes a link to the site' do
-      is_expected.to have_body_text example_site_path
     end
   end
 
   describe 'email on push for a created branch' do
     let(:example_site_path) { root_path }
     let(:user) { create(:user) }
-    let(:tree_path) { namespace_project_tree_path(project.namespace, project, "master") }
+    let(:tree_path) { namespace_project_tree_path(project.namespace, project, "empty-branch") }
 
-    subject { Notify.repository_push_email(project.id, author_id: user.id, ref: 'refs/heads/master', action: :create) }
+    subject { Notify.repository_push_email(project.id, author_id: user.id, ref: 'refs/heads/empty-branch', action: :create) }
 
     it_behaves_like 'it should not have Gmail Actions links'
     it_behaves_like 'a user cannot unsubscribe through footer link'
@@ -961,12 +898,11 @@ describe Notify do
       expect(sender.address).to eq(gitlab_sender)
     end
 
-    it 'has the correct subject' do
-      is_expected.to have_subject "[Git][#{project.full_path}] Pushed new branch master"
+    it 'has the correct subject and body' do
+      aggregate_failures do
+        is_expected.to have_subject("[Git][#{project.full_path}] Pushed new branch empty-branch")
+        is_expected.to have_body_text(tree_path)
       end
-
-    it 'contains a link to the branch' do
-      is_expected.to have_body_text tree_path
     end
   end
 
@@ -988,12 +924,11 @@ describe Notify do
       expect(sender.address).to eq(gitlab_sender)
     end
 
-    it 'has the correct subject' do
-      is_expected.to have_subject "[Git][#{project.full_path}] Pushed new tag v1.0"
+    it 'has the correct subject and body' do
+      aggregate_failures do
+        is_expected.to have_subject("[Git][#{project.full_path}] Pushed new tag v1.0")
+        is_expected.to have_body_text(tree_path)
       end
-
-    it 'contains a link to the tag' do
-      is_expected.to have_body_text tree_path
     end
   end
 
@@ -1064,24 +999,14 @@ describe Notify do
       expect(sender.address).to eq(gitlab_sender)
     end
 
-    it 'has the correct subject' do
-      is_expected.to have_subject "[Git][#{project.full_path}][master] #{commits.length} commits: Ruby files modified"
-    end
-
-    it 'includes commits list' do
-      is_expected.to have_body_text 'Change some files'
-    end
-
-    it 'includes diffs with character-level highlighting' do
-      is_expected.to have_body_text 'def</span> <span class="nf">archive_formats_regex'
+    it 'has the correct subject and body' do
+      aggregate_failures do
+        is_expected.to have_subject("[Git][#{project.full_path}][master] #{commits.length} commits: Ruby files modified")
+        is_expected.to have_body_text('Change some files')
+        is_expected.to have_body_text('def</span> <span class="nf">archive_formats_regex')
+        is_expected.to have_body_text(diff_path)
+        is_expected.not_to have_body_text('you are a member of')
       end
-
-    it 'contains a link to the diff' do
-      is_expected.to have_body_text diff_path
-    end
-
-    it 'does not contain the misleading footer' do
-      is_expected.not_to have_body_text 'you are a member of'
     end
 
     context "when set to send from committer email if domain matches" do
@@ -1098,13 +1023,13 @@ describe Notify do
         end
 
         it "is sent from the committer email" do
-          sender = subject.header[:from].addrs[0]
-          expect(sender.address).to eq(user.email)
-        end
+          from  = subject.header[:from].addrs.first
+          reply = subject.header[:reply_to].addrs.first
 
-        it "is set to reply to the committer email" do
-          sender = subject.header[:reply_to].addrs[0]
-          expect(sender.address).to eq(user.email)
+          aggregate_failures do
+            expect(from.address).to eq(user.email)
+            expect(reply.address).to eq(user.email)
+          end
         end
       end
 
@@ -1115,13 +1040,13 @@ describe Notify do
         end
 
         it "is sent from the default email" do
-          sender = subject.header[:from].addrs[0]
-          expect(sender.address).to eq(gitlab_sender)
-        end
+          from  = subject.header[:from].addrs.first
+          reply = subject.header[:reply_to].addrs.first
 
-        it "is set to reply to the default email" do
-          sender = subject.header[:reply_to].addrs[0]
-          expect(sender.address).to eq(gitlab_sender_reply_to)
+          aggregate_failures do
+            expect(from.address).to eq(gitlab_sender)
+            expect(reply.address).to eq(gitlab_sender_reply_to)
+          end
         end
       end
 
@@ -1132,13 +1057,13 @@ describe Notify do
         end
 
         it "is sent from the default email" do
-          sender = subject.header[:from].addrs[0]
-          expect(sender.address).to eq(gitlab_sender)
-        end
+          from = subject.header[:from].addrs.first
+          reply = subject.header[:reply_to].addrs.first
 
-        it "is set to reply to the default email" do
-          sender = subject.header[:reply_to].addrs[0]
-          expect(sender.address).to eq(gitlab_sender_reply_to)
+          aggregate_failures do
+            expect(from.address).to eq(gitlab_sender)
+            expect(reply.address).to eq(gitlab_sender_reply_to)
+          end
         end
       end
     end
@@ -1166,20 +1091,13 @@ describe Notify do
       expect(sender.address).to eq(gitlab_sender)
     end
 
-    it 'has the correct subject' do
-      is_expected.to have_subject "[Git][#{project.full_path}][master] #{commits.first.title}"
-    end
-
-    it 'includes commits list' do
-      is_expected.to have_body_text 'Change some files'
+    it 'has the correct subject and body' do
+      aggregate_failures do
+        is_expected.to have_subject("[Git][#{project.full_path}][master] #{commits.first.title}")
+        is_expected.to have_body_text('Change some files')
+        is_expected.to have_body_text('def</span> <span class="nf">archive_formats_regex')
+        is_expected.to have_body_text(diff_path)
       end
-
-    it 'includes diffs with character-level highlighting' do
-      is_expected.to have_body_text 'def</span> <span class="nf">archive_formats_regex'
-    end
-
-    it 'contains a link to the diff' do
-      is_expected.to have_body_text diff_path
     end
   end