1 files changed, 64 insertions, 5 deletions
diff --git a/spec/features/projects/compare_spec.rb b/spec/features/projects/compare_spec.rb
index 1fb22fd0e4c..7e863d9df32 100644
--- a/spec/features/projects/compare_spec.rb
+++ b/spec/features/projects/compare_spec.rb
@@ -7,16 +7,19 @@ describe "Compare", :js do
   before do
     project.add_master(user)
     sign_in user
-    visit project_compare_index_path(project, from: "master", to: "master")
   end
 
   describe "branches" do
     it "pre-populates fields" do
+      visit project_compare_index_path(project, from: "master", to: "master")
+
       expect(find(".js-compare-from-dropdown .dropdown-toggle-text")).to have_content("master")
       expect(find(".js-compare-to-dropdown .dropdown-toggle-text")).to have_content("master")
     end
 
     it "compares branches" do
+      visit project_compare_index_path(project, from: "master", to: "master")
+
       select_using_dropdown "from", "feature"
       expect(find(".js-compare-from-dropdown .dropdown-toggle-text")).to have_content("feature")
 
@@ -26,9 +29,58 @@ describe "Compare", :js do
       click_button "Compare"
 
       expect(page).to have_content "Commits"
+      expect(page).to have_link 'Create merge request'
+    end
+
+    it 'renders additions info when click unfold diff' do
+      visit project_compare_index_path(project)
+
+      select_using_dropdown('from', RepoHelpers.sample_commit.parent_id, commit: true)
+      select_using_dropdown('to', RepoHelpers.sample_commit.id, commit: true)
+
+      click_button 'Compare'
+      expect(page).to have_content 'Commits (1)'
+      expect(page).to have_content "Showing 2 changed files"
+
+      diff = first('.js-unfold')
+      diff.click
+      wait_for_requests
+
+      page.within diff.query_scope do
+        expect(first('.new_line').text).not_to have_content "..."
+      end
+    end
+
+    context 'when project have an open merge request' do
+      let!(:merge_request) do
+        create(
+          :merge_request,
+          title: 'Feature',
+          source_project: project,
+          source_branch: 'feature',
+          target_branch: 'master',
+          author: project.users.first
+        )
+      end
+
+      it 'compares branches' do
+        visit project_compare_index_path(project)
+
+        select_using_dropdown('from', 'master')
+        select_using_dropdown('to', 'feature')
+
+        click_button 'Compare'
+
+        expect(page).to have_content 'Commits (1)'
+        expect(page).to have_content 'Showing 1 changed file with 5 additions and 0 deletions'
+        expect(page).to have_link 'View open merge request', href: project_merge_request_path(project, merge_request)
+        expect(page).not_to have_link 'Create merge request'
+      end
     end
 
     it "filters branches" do
+      visit project_compare_index_path(project, from: "master", to: "master")
+
       select_using_dropdown("from", "wip")
 
       find(".js-compare-from-dropdown .compare-dropdown-toggle").click
@@ -39,6 +91,8 @@ describe "Compare", :js do
 
   describe "tags" do
     it "compares tags" do
+      visit project_compare_index_path(project, from: "master", to: "master")
+
       select_using_dropdown "from", "v1.0.0"
       expect(find(".js-compare-from-dropdown .dropdown-toggle-text")).to have_content("v1.0.0")
 
@@ -50,15 +104,20 @@ describe "Compare", :js do
     end
   end
 
-  def select_using_dropdown(dropdown_type, selection)
+  def select_using_dropdown(dropdown_type, selection, commit: false)
     dropdown = find(".js-compare-#{dropdown_type}-dropdown")
     dropdown.find(".compare-dropdown-toggle").click
     # find input before using to wait for the inputs visiblity
     dropdown.find('.dropdown-menu')
     dropdown.fill_in("Filter by Git revision", with: selection)
     wait_for_requests
-    # find before all to wait for the items visiblity
-    dropdown.find("a[data-ref=\"#{selection}\"]", match: :first)
-    dropdown.all("a[data-ref=\"#{selection}\"]").last.click
+
+    if commit
+      dropdown.find('input[type="search"]').send_keys(:return)
+    else
+      # find before all to wait for the items visiblity
+      dropdown.find("a[data-ref=\"#{selection}\"]", match: :first)
+      dropdown.all("a[data-ref=\"#{selection}\"]").last.click
+    end
   end
 end