Introduce a new 'qa:selectors-foss' job

Signed-off-by: Rémy Coutable <remy@rymai.me>

.gitlab/ci/frontend.gitlab-ci.yml

@@ -188,29 +188,6 @@ jest-foss:
   cache:
     policy: pull
 
-.qa-job-base:
-  extends:
-    - .default-tags
-    - .default-retry
-    - .default-cache
-    - .default-only
-    - .only-code-qa-changes
-  dependencies: []
-  stage: test
-  before_script:
-    - cd qa/
-    - bundle install
-
-qa:internal:
-  extends: .qa-job-base
-  script:
-    - bundle exec rspec
-
-qa:selectors:
-  extends: .qa-job-base
-  script:
-    - bundle exec bin/qa Test::Sanity::Selectors
-
 .qa-frontend-node:
   extends:
     - .default-tags

.gitlab/ci/qa.gitlab-ci.yml

+.qa-job-base:
+  extends:
+    - .default-tags
+    - .default-retry
+    - .default-only
+    - .only-code-qa-changes
+  stage: test
+  dependencies: []
+  # It's currently impossible to specify `needs: []` so we depend on `build-qa-image` which also has `.only-code-qa-changes`
+  needs: ["build-qa-image"]
+  cache:
+    key: "qa-framework-jobs:v1"
+    paths:
+      - vendor/ruby
+  before_script:
+    - cd qa/
+    - bundle install --clean --jobs=$(nproc) --path=vendor --retry=3 --quiet
+    - bundle check
+
+qa:internal:
+  extends: .qa-job-base
+  script:
+    - bundle exec rspec
+
+qa:selectors:
+  extends: .qa-job-base
+  script:
+    - bundle exec bin/qa Test::Sanity::Selectors
+
+qa:selectors-foss:
+  extends:
+    - qa:selectors
+    - .only-ee-as-if-foss
+
 .package-and-qa-base:
   extends: .default-only
   image: ruby:2.6-alpine

doc/development/pipelines.md

@@ -62,7 +62,6 @@ each pipeline includes the following [variables](../ci/variables/README.md):
 - `GIT_SUBMODULE_STRATEGY: "none"`
 - `GET_SOURCES_ATTEMPTS: "3"`
 - `KNAPSACK_RSPEC_SUITE_REPORT_PATH: knapsack/${CI_PROJECT_NAME}/rspec_report-master.json`
-- `EE_KNAPSACK_RSPEC_SUITE_REPORT_PATH: knapsack/${CI_PROJECT_NAME}/rspec_report-master-ee.json`
 - `FLAKY_RSPEC_SUITE_REPORT_PATH: rspec_flaky/report-suite.json`
 - `BUILD_ASSETS_IMAGE: "false"`
 - `ES_JAVA_OPTS: "-Xms256m -Xmx256m"`
@@ -93,9 +92,17 @@ These common definitions are:
   for `master` and auto-deploy branches.
 - `.only-review-schedules`: Same as `.only-review` but also restrict a job to
   only run for [schedules](../user/project/pipelines/schedules.md).
-- `.use-pg`: Allows a job to use the `postgres:9.6.14` and `redis:alpine` services.
-- `.use-pg-10`: Allows a job to use the `postgres:10.9` and `redis:alpine` services.
+- `.only-canonical-schedules`: Only creates a job for scheduled pipelines in
+  the `gitlab-org/gitlab` and `gitlab-org/gitlab-foss` projects
+- `.use-pg9`: Allows a job to use the `postgres:9.6` and `redis:alpine` services.
+- `.use-pg10`: Allows a job to use the `postgres:10.9` and `redis:alpine` services.
+- `.use-pg9-ee`: Same as `.use-pg9` but also use the
+  `docker.elastic.co/elasticsearch/elasticsearch:5.6.12` services.
+- `.use-pg10-ee`: Same as `.use-pg10` but also use the
+  `docker.elastic.co/elasticsearch/elasticsearch:5.6.12` services.
 - `.only-ee`: Only creates a job for the `gitlab` project.
+- `.only-ee-as-if-foss`: Same as `.only-ee` but simulate the FOSS project by
+  setting the `IS_GITLAB_EE='0'` environment variable.
 
 ## Changes detection