ci: Introduce new frontend 'as-if-jh' jobs

- Introduce a new `.if-merge-request-labels-as-if-jh` rule
- Introduce a new `add-jh-folder` job
Signed-off-by: Rémy Coutable <remy@rymai.me>

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

@@ -71,6 +71,12 @@ compile-test-assets as-if-foss:
     - .frontend:rules:compile-test-assets-as-if-foss
     - .as-if-foss
 
+compile-test-assets as-if-jh:
+  extends:
+    - compile-test-assets
+    - .frontend:rules:compile-test-assets-as-if-jh
+  needs: ["add-jh-folder"]
+
 update-assets-compile-production-cache:
   extends:
     - compile-production-assets
@@ -112,7 +118,7 @@ update-storybook-yarn-cache:
     - .rails-cache
     - .use-pg12
   stage: fixtures
-  needs: ["setup-test-env", "retrieve-tests-metadata", "compile-test-assets"]
+  needs: ["setup-test-env", "retrieve-tests-metadata"]
   variables:
     WEBPACK_VENDOR_DLL: "true"
   script:
@@ -128,19 +134,38 @@ update-storybook-yarn-cache:
       - tmp/tests/frontend/
       - knapsack/
 
-# In gitlab-foss, generates FOSS fixtures. In gitlab, generates FOSS & EE fixtures.
-# That way, we don't need to have two separate jobs.
+# Builds FOSS, and EE fixtures in the EE project.
+# Builds FOSS fixtures in the FOSS project.
 rspec-all frontend_fixture:
   extends:
     - .frontend-fixtures-base
     - .frontend:rules:default-frontend-jobs
+  needs:
+    - !reference [.frontend-fixtures-base, needs]
+    - "compile-test-assets"
   parallel: 5
 
-rspec frontend_fixture as-if-foss:
+# Builds FOSS fixtures in the EE project, with the `ee/` folder removed (due to `as-if-foss`).
+rspec-all frontend_fixture as-if-foss:
   extends:
     - .frontend-fixtures-base
     - .frontend:rules:default-frontend-jobs-as-if-foss
     - .as-if-foss
+  needs:
+    - !reference [.frontend-fixtures-base, needs]
+    - "compile-test-assets as-if-foss"
+
+# Builds FOSS, EE, and JH fixtures in the EE project, with the `jh/` folder added (due to `as-if-jh`).
+rspec-all frontend_fixture as-if-jh:
+  extends:
+    - .frontend-fixtures-base
+    - .frontend:rules:default-frontend-jobs-as-if-jh
+  needs:
+    - !reference [.frontend-fixtures-base, needs]
+    - "compile-test-assets as-if-jh"
+    - "add-jh-folder"
+  script:
+    - echo "This job is currently doing nothing since there's no specific JH fixtures yet. To enable this job, remove this line."
 
 graphql-schema-dump:
   variables:
@@ -168,7 +193,9 @@ graphql-schema-dump:
     # Disable warnings in browserslist which can break on backports
     # https://github.com/browserslist/browserslist/blob/a287ec6/node.js#L367-L384
     BROWSERSLIST_IGNORE_OLD_DATA: "true"
+    SETUP_DB: "false"
   before_script:
+    - !reference [.default-before_script, before_script]
     - *yarn-install
   stage: test
 
@@ -190,9 +217,7 @@ jest:
   extends:
     - .jest-base
     - .frontend:rules:jest
-  needs:
-    - job: "detect-tests"
-    - job: "rspec-all frontend_fixture"
+  needs: ["rspec-all frontend_fixture"]
   artifacts:
     name: coverage-frontend
     expire_in: 31d
@@ -209,6 +234,9 @@ jest minimal:
   extends:
     - jest
     - .frontend:rules:jest:minimal
+  needs:
+    - !reference [jest, needs]
+    - "detect-tests"
   script:
     - run_timed_command "yarn jest:ci:minimal"
 
@@ -227,9 +255,17 @@ jest-as-if-foss:
     - .jest-base
     - .frontend:rules:default-frontend-jobs-as-if-foss
     - .as-if-foss
-  needs: ["rspec frontend_fixture as-if-foss"]
+  needs: ["rspec-all frontend_fixture as-if-foss"]
   parallel: 2
 
+jest-as-if-jh:
+  extends:
+    - .jest-base
+    - .frontend:rules:default-frontend-jobs-as-if-jh
+  needs: ["rspec-all frontend_fixture as-if-jh", "add-jh-folder"]
+  script:
+    - echo "This job is currently doing nothing since there's no specific JH Jest tests yet. To enable this job, remove this line."
+
 coverage-frontend:
   extends:
     - .default-retry
@@ -342,7 +378,7 @@ startup-css-check as-if-foss:
     - .frontend:rules:default-frontend-jobs-as-if-foss
   needs:
     - job: "compile-test-assets as-if-foss"
-    - job: "rspec frontend_fixture as-if-foss"
+    - job: "rspec-all frontend_fixture as-if-foss"
 
 .compile-storybook-base:
   extends:
@@ -351,14 +387,15 @@ startup-css-check as-if-foss:
   script:
     - *storybook-yarn-install
     - yarn run storybook:build
+  needs: ["graphql-schema-dump"]
 
 compile-storybook:
   extends:
     - .compile-storybook-base
     - .frontend:rules:default-frontend-jobs
   needs:
+    - !reference [.compile-storybook-base, needs]
     - job: "rspec-all frontend_fixture"
-    - job: "graphql-schema-dump"
   artifacts:
     name: storybook
     expire_in: 31d
@@ -372,5 +409,5 @@ compile-storybook as-if-foss:
     - .as-if-foss
     - .frontend:rules:default-frontend-jobs-as-if-foss
   needs:
-    - job: "graphql-schema-dump"
-    - job: "rspec frontend_fixture as-if-foss"
+    - !reference [.compile-storybook-base, needs]
+    - job: "rspec-all frontend_fixture as-if-foss"

.gitlab/ci/global.gitlab-ci.yml

@@ -10,6 +10,7 @@
 
 .default-before_script:
   before_script:
+    - echo $FOSS_ONLY
     - '[ "$FOSS_ONLY" = "1" ] && rm -rf ee/ qa/spec/ee/ qa/qa/specs/features/ee/ qa/qa/ee/ qa/qa/ee.rb'
     - export GOPATH=$CI_PROJECT_DIR/.go
     - mkdir -p $GOPATH

.gitlab/ci/rules.gitlab-ci.yml

@@ -40,6 +40,9 @@
 .if-merge-request-labels-as-if-foss: &if-merge-request-labels-as-if-foss
   if: '$CI_MERGE_REQUEST_LABELS =~ /pipeline:run-as-if-foss/'
 
+.if-merge-request-labels-as-if-jh: &if-merge-request-labels-as-if-jh
+  if: '$CI_MERGE_REQUEST_LABELS =~ /pipeline:run-as-if-jh/'
+
 .if-merge-request-labels-update-caches: &if-merge-request-labels-update-caches
   if: '$CI_MERGE_REQUEST_LABELS =~ /pipeline:update-cache/'
 
@@ -491,8 +494,19 @@
   rules:
     - <<: *if-not-ee
       when: never
+    - <<: *if-merge-request-labels-as-if-foss
+    - <<: *if-merge-request-labels-run-all-rspec
     - changes: *code-backstage-qa-patterns
+    - changes: *startup-css-patterns
+
+.frontend:rules:compile-test-assets-as-if-jh:
+  rules:
+    - <<: *if-not-ee
+      when: never
+    - <<: *if-merge-request-labels-as-if-jh
     - <<: *if-merge-request-labels-run-all-rspec
+    - changes: *code-backstage-qa-patterns
+    - changes: *startup-css-patterns
 
 .frontend:rules:default-frontend-jobs:
   rules:
@@ -512,6 +526,19 @@
     - <<: *if-merge-request
       changes: *ci-patterns
 
+.frontend:rules:default-frontend-jobs-as-if-jh:
+  rules:
+    - <<: *if-not-ee
+      when: never
+    - <<: *if-security-merge-request
+      changes: *code-backstage-patterns
+    - <<: *if-merge-request-labels-as-if-jh
+    - <<: *if-merge-request-labels-run-all-rspec
+    - <<: *if-merge-request
+      changes: *startup-css-patterns
+    - <<: *if-merge-request
+      changes: *ci-patterns
+
 .frontend:rules:jest:
   rules:
     - <<: *if-merge-request-labels-run-all-jest
@@ -552,6 +579,7 @@
   rules:
     - <<: *if-not-ee
       when: never
+    # We already have `static-analysis as-if-foss` which already runs `lint:eslint:all` if the `pipeline:run-as-if-foss` label is set.
     - <<: *if-merge-request-labels-as-if-foss
       when: never
     - <<: *if-merge-request
@@ -1574,6 +1602,15 @@
       changes: *code-backstage-patterns
       when: on_success
 
+.setup:rules:add-jh-folder:
+  rules:
+    - <<: *if-not-ee
+      when: never
+    - <<: *if-merge-request-labels-as-if-jh
+    - <<: *if-merge-request-labels-run-all-rspec
+    - changes: *code-backstage-qa-patterns
+    - changes: *startup-css-patterns
+
 #######################
 # Test metadata rules #
 #######################

.gitlab/ci/setup.gitlab-ci.yml

@@ -101,3 +101,19 @@ detect-tests as-if-foss:
     MATCHED_TESTS_FILE: tmp/matching_foss_tests.txt
   before_script:
     - '[ "$FOSS_ONLY" = "1" ] && rm -rf ee/ qa/spec/ee/ qa/qa/specs/features/ee/ qa/qa/ee/ qa/qa/ee.rb'
+
+add-jh-folder:
+  extends: .setup:rules:add-jh-folder
+  image: ${GITLAB_DEPENDENCY_PROXY}alpine:edge
+  stage: prepare
+  before_script:
+    - apk add --no-cache --update curl bash
+  script:
+    - curl --location -o "jh-folder.tar.gz" "https://gitlab.com/gitlab-jh/gitlab/-/archive/main-jh/gitlab-main-jh.tar.gz?path=jh"
+    - tar -xf "jh-folder.tar.gz"
+    - mv gitlab-main-jh-jh/jh/ ./
+    - ls -l jh/
+  artifacts:
+    expire_in: 2d
+    paths:
+      - jh/

scripts/rspec_helpers.sh

@@ -120,7 +120,7 @@ function rspec_paralellized_job() {
   fi
 
   if [[ "${test_tool}" =~ "-all" ]]; then
-    spec_folder_prefixes="['', 'ee/']"
+    spec_folder_prefixes="['', 'ee/', 'jh/']"
   fi
 
   export KNAPSACK_LOG_LEVEL="debug"