jestjs · Feb 5, 2019 · Feb 5, 2019 · Feb 5, 2019 · Feb 6, 2019 · Feb 6, 2019
Showing 2,222 changed files with 282,961 additions and 92,729 deletions.
diff --git a/.azure-pipelines-steps.yml b/.azure-pipelines-steps.yml
@@ -2,44 +2,43 @@
 # Steps for building and testing Jest. See jobs defined in .azure-pipelines.yml
 #
 
-# Clones the repo
 steps:
   - checkout: self
+    path: jest
 
-  # Ensure Node.js 10 is active
+  # Ensure Node.js 12 is active
   - task: NodeTool@0
     inputs:
-      versionSpec: '10.x'
-    displayName: 'Use Node.js 10'
+      versionSpec: '12.x'
+    displayName: 'Use Node.js 12'
 
   # Ensure Python 2.7 is active
   - task: UsePythonVersion@0
     inputs:
       versionSpec: '2.7'
     displayName: 'Use Python 2.7'
 
-  # Workaround to move source files under a "jest" folder (see .azure-pipelines.yml for details)
-  - script: |
-      cd /
-      mv $(Build.Repository.LocalPath) $(JEST_DIR)
-      mkdir $(Build.Repository.LocalPath)
-    displayName: 'Move source into jest folder'
-
   # Run yarn to install dependencies and build
-  - script: yarn --frozen-lockfile
-    workingDirectory: $(JEST_DIR)
-    displayName: 'Install dependencies and build'
+  - script: node scripts/remove-postinstall
+    displayName: 'Remove postinstall script'
+
+  - task: CacheBeta@0
+    inputs:
+      key: yarn | $(Agent.OS) | yarn.lock
+      path: $(YARN_CACHE_FOLDER)
+    displayName: Cache Yarn packages
+
+  - script: yarn install-no-ts-build
+    displayName: 'Install dependencies'
 
   # Run test-ci-partial
   - script: yarn run test-ci-partial
-    workingDirectory: $(JEST_DIR)
     displayName: 'Run tests'
 
   # Publish CI test results
   - task: PublishTestResults@2
     inputs:
       testResultsFiles: '**/reports/junit/*.xml'
-      searchFolder: $(JEST_DIR)
       testRunTitle: 'CI Tests $(Agent.OS)'
     displayName: 'Publish test results'
     condition: succeededOrFailed()
diff --git a/.azure-pipelines.yml b/.azure-pipelines.yml
@@ -21,7 +21,7 @@ jobs:
 
   - job: macOS
     pool:
-      vmImage: macos-10.13
+      vmImage: macos-10.15
     steps:
       # This step can be removed once Mercurial gets installed on the macOS image. See https://github.com/Microsoft/azure-pipelines-image-generation/issues/604
       - script: HOMEBREW_NO_AUTO_UPDATE=1 brew install mercurial
@@ -32,9 +32,7 @@ variables:
   # Used by chalk. Ensures output from Jest includes ANSI escape characters that are needed to match test snapshots.
   FORCE_COLOR: 1
 
-  # By default, Azure Pipelines clones to an "s" directory, which causes tests to fail due to assumption of Jest being run from a "jest" directory.
-  # See packages/jest-message-util/src/index.js PATH_JEST_PACKAGES for more details.
-  JEST_DIR: $(Agent.BuildDirectory)/jest
-
   # Ensures the handful of tests that should be skipped during CI are
   CI: true
+
+  YARN_CACHE_FOLDER: $(Pipeline.Workspace)/.yarn
diff --git a/.circleci/config.yml b/.circleci/config.yml
@@ -14,114 +14,89 @@ aliases:
   - &filter-ignore-gh-pages
     branches:
       ignore: gh-pages
+  - &install yarn install-no-ts-build
 
 version: 2
 jobs:
-  lint-and-typecheck:
+  test-node-10:
     working_directory: ~/jest
     docker:
       - image: circleci/node:10
     steps:
       - checkout
       - restore-cache: *restore-cache
-      - run: yarn --no-progress --frozen-lockfile
-      - save-cache: *save-cache
-      - run: echo server.max_workers=1 >> .flowconfig
-      - run: yarn lint --format junit -o reports/junit/js-lint-results.xml && yarn typecheck && yarn lint-es5-build --format junit -o reports/junit/js-es5-lint-results.xml  && yarn lint:md:ci && yarn check-copyright-headers
-      - store_test_results:
-          path: reports/junit
-
-  test-node-6:
-    working_directory: ~/jest
-    docker:
-      - image: circleci/node:6
-    steps:
-      - checkout
-      - restore-cache: *restore-cache
-      - run: yarn --no-progress --frozen-lockfile --ignore-engines
+      - run: *install
       - save-cache: *save-cache
       - run:
-          # react-native does not work with node 6
-          command: rm -rf examples/react-native && yarn test-ci-partial
+          command: yarn test-ci-partial
       - store_test_results:
           path: reports/junit
 
-  test-node-8:
+  test-jest-circus:
     working_directory: ~/jest
     docker:
-      - image: circleci/node:8
+      - image: circleci/node:12
     steps:
       - checkout
       - restore-cache: *restore-cache
-      - run: yarn --no-progress --frozen-lockfile
+      - run: *install
       - save-cache: *save-cache
       - run:
-          command: yarn test-ci-partial
+          command: JEST_CIRCUS=1 yarn test-ci-partial && JEST_CIRCUS=1 yarn test-leak
       - store_test_results:
           path: reports/junit
 
-  test-node-10:
+  test-node-12:
     working_directory: ~/jest
     docker:
-      - image: circleci/node:10
+      - image: circleci/node:12
     steps:
       - checkout
       - restore-cache: *restore-cache
-      - run: yarn --no-progress --frozen-lockfile
+      - run: *install
       - save-cache: *save-cache
       - run:
           command: yarn test-ci
       - store_test_results:
           path: reports/junit
 
-  test-jest-circus:
+  test-node-13:
     working_directory: ~/jest
     docker:
-      - image: circleci/node:10
+      - image: circleci/node:13
     steps:
       - checkout
       - restore-cache: *restore-cache
-      - run: yarn --no-progress --frozen-lockfile
+      - run: *install
       - save-cache: *save-cache
       - run:
-          command: JEST_CIRCUS=1 yarn test-ci-partial
+          command: yarn test-ci-partial
       - store_test_results:
           path: reports/junit
 
-  test-node-11:
+  test-node-14:
     working_directory: ~/jest
     docker:
-      - image: circleci/node:11
+      - image: circleci/node:14
     steps:
       - checkout
       - restore-cache: *restore-cache
-      - run: yarn --no-progress --frozen-lockfile
+      - run: *install
       - save-cache: *save-cache
       - run:
           command: yarn test-ci-partial
       - store_test_results:
           path: reports/junit
 
-  test-browser:
-    working_directory: ~/jest
-    docker:
-      - image: circleci/node:10-browsers
-    steps:
-      - checkout
-      - restore-cache: *restore-cache
-      - run: yarn --no-progress --frozen-lockfile
-      - save-cache: *save-cache
-      - run: yarn test-ci-es5-build-in-browser
-
   test-or-deploy-website:
     working_directory: ~/jest
     docker:
-      - image: circleci/node:10
+      - image: circleci/node:12
     resource_class: large
     steps:
       - checkout
       - restore-cache: *restore-cache
-      - run: yarn --no-progress --frozen-lockfile
+      - run: *install
       - save-cache: *save-cache
       - run:
           name: Test or Deploy Jest Website
@@ -132,12 +107,10 @@ workflows:
   version: 2
   build-and-deploy:
     jobs:
-      - lint-and-typecheck
-      - test-node-6
-      - test-node-8
       - test-node-10
+      - test-node-12
+      - test-node-13
+      - test-node-14 # current
       - test-jest-circus
-      - test-node-11 # current
-      - test-browser
       - test-or-deploy-website:
           filters: *filter-ignore-gh-pages
diff --git a/.circleci/website.sh b/.circleci/website.sh
@@ -3,7 +3,7 @@
 set -e
 
 git diff-tree --no-commit-id --name-only -r HEAD > files_changed.txt
-if ! grep -E "(^docs\/.*)|(^website\/.*)" files_changed.txt; then
+if ! grep -E "(^docs\/.*)|(^website\/.*)|(^\.circleci/website\.sh$)" files_changed.txt; then
     echo "Skipping deploy & test. No relevant website files have changed"
 else
     echo "Relevant website files have changed"
@@ -13,19 +13,23 @@ else
         git config --global user.name "Website Deployment Script"
         echo "machine github.com login docusaurus-bot password $DOCUSAURUS_PUBLISH_TOKEN" > ~/.netrc
         # install Docusaurus and generate file of English strings
-        yarn && cd website && yarn write-translations
+        yarn && cd website && node fetchSupporters.js && yarn write-translations
         # crowdin install
         sudo apt-get update
         sudo apt-get install default-jre rsync
         wget https://artifacts.crowdin.com/repo/deb/crowdin.deb -O crowdin.deb
         sudo dpkg -i crowdin.deb
         # translations upload/download
         yarn crowdin-upload
-        yarn crowdin-download
+        # download only enabled languages
+        for lang in ja es-ES ro zh-CN pt-BR ru uk
+        do
+            yarn crowdin-download -l $lang
+        done
         # build and publish website
         GIT_USER=docusaurus-bot USE_SSH=false yarn publish-gh-pages
     else
         echo "Skipping deploy. Test website build"
-        cd website && yarn && yarn build
+        cd website && yarn && node fetchSupporters.js && yarn build
     fi
 fi
diff --git a/.editorconfig b/.editorconfig
@@ -1,11 +1,19 @@
+# EditorConfig helps developers define and maintain consistent
+# coding styles between different editors and IDEs
+# editorconfig.org
+#
+# Some of these options are also respected by Prettier
+
 root = true
 
 [*]
 indent_style = space
 indent_size = 2
+
+end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = true
 insert_final_newline = true
 
-[{*.md,*.snap}]
+[*.{md,snap}]
 trim_trailing_whitespace = false
diff --git a/.eslintignore b/.eslintignore
@@ -3,10 +3,11 @@
 bin/
 flow-typed/**
 packages/*/build/**
-packages/*/build-es5/**
+packages/jest-diff/src/cleanupSemantic.ts
 website/blog
 website/build
 website/node_modules
 website/i18n/*.js
 website/translated_docs
+website/static
 !.eslintrc.js