Add a spec for coverage indicator in project's builds list

CHANGELOG

 Please view this file on the master branch, on stable branches it's out of date.
 
 v 8.6.0 (unreleased)
+  - Add build coverage in project's builds page (Steffen Köhler)
 
 v 8.5.0
   - Fix duplicate "me" in tooltip of the "thumbsup" awards Emoji (Stan Hu)

features/project/builds/summary.feature

@@ -3,6 +3,7 @@ Feature: Project Builds Summary
     Given I sign in as a user
     And I own a project
     And project has CI enabled
+    And project has coverage enabled
     And project has a recent build
 
   Scenario: I browse build details page
@@ -12,6 +13,7 @@ Feature: Project Builds Summary
 
   Scenario: I browse project builds page
     When I visit project builds page
+    Then I see coverage
     Then I see button to CI Lint
 
   Scenario: I erase a build

features/steps/project/builds/summary.rb

@@ -4,6 +4,12 @@ class Spinach::Features::ProjectBuildsSummary < Spinach::FeatureSteps
   include SharedBuilds
   include RepoHelpers
 
+  step 'I see coverage' do
+    page.within('td.coverage') do
+      expect(page).to have_content "99.9%"
+    end
+  end
+
   step 'I see button to CI Lint' do
     page.within('.nav-controls') do
       ci_lint_tool_link = page.find_link('CI Lint')

features/steps/shared/builds.rb

@@ -5,9 +5,13 @@ module SharedBuilds
     @project.enable_ci
   end
 
+  step 'project has coverage enabled' do
+    @project.update_attribute(:build_coverage_regex, /Coverage (\d+)%/)
+  end
+
   step 'project has a recent build' do
     @ci_commit = create(:ci_commit, project: @project, sha: @project.commit.sha)
-    @build = create(:ci_build, commit: @ci_commit)
+    @build = create(:ci_build_with_coverage, commit: @ci_commit)
   end
 
   step 'recent build is successful' do

spec/factories/ci/builds.rb

@@ -53,6 +53,10 @@ FactoryGirl.define do
       tag true
     end
 
+    factory :ci_build_with_coverage do
+      coverage 99.9
+    end
+
     trait :trace do
       after(:create) do |build, evaluator|
         build.trace = 'BUILD TRACE'