Merge branch 'frontend-coverage-badge' into 'master'

Include JavaScript test coverage in coverage badge

See merge request !10097

.gitlab-ci.yml

@@ -281,6 +281,7 @@ rake karma:
     BABEL_ENV: "coverage"
   script:
     - bundle exec rake karma
+  coverage: '/^Statements *: (\d+\.\d+%)/'
   artifacts:
     name: coverage-javascript
     expire_in: 31d
@@ -346,6 +347,7 @@ coverage:
     USE_BUNDLE_INSTALL: "true"
   script:
     - bundle exec scripts/merge-simplecov
+  coverage: '/LOC \((\d+\.\d+%)\) covered.$/'
   artifacts:
     name: coverage
     expire_in: 31d

README.md

 # GitLab
 
 [![Build status](https://gitlab.com/gitlab-org/gitlab-ce/badges/master/build.svg)](https://gitlab.com/gitlab-org/gitlab-ce/commits/master)
-[![CE coverage report](https://gitlab.com/gitlab-org/gitlab-ce/badges/master/coverage.svg?job=coverage)](https://gitlab-org.gitlab.io/gitlab-ce/coverage-ruby)
+[![Overall test coverage](https://gitlab.com/gitlab-org/gitlab-ce/badges/master/coverage.svg)](https://gitlab.com/gitlab-org/gitlab-ce/pipelines)
 [![Code Climate](https://codeclimate.com/github/gitlabhq/gitlabhq.svg)](https://codeclimate.com/github/gitlabhq/gitlabhq)
 [![Core Infrastructure Initiative Best Practices](https://bestpractices.coreinfrastructure.org/projects/42/badge)](https://bestpractices.coreinfrastructure.org/projects/42)
 
+## Test coverage
+
+- [![Ruby coverage](https://gitlab.com/gitlab-org/gitlab-ce/badges/master/coverage.svg?job=coverage)](https://gitlab-org.gitlab.io/gitlab-ce/coverage-ruby) Ruby
+- [![JavaScript coverage](https://gitlab.com/gitlab-org/gitlab-ce/badges/master/coverage.svg?job=rake+karma)](https://gitlab-org.gitlab.io/gitlab-ce/coverage-javascript) JavaScript
+
 ## Canonical source
 
 The canonical source of GitLab Community Edition is [hosted on GitLab.com](https://gitlab.com/gitlab-org/gitlab-ce/).