Run tests for all web app packages in CI (#22579)

* Run tests for all web app packages in CI

* Test specific packages instead of all of them

* Revert back to using test-ci scripts and rely on Jest to count the number of CPU cores

* Revert more changes made to the web app CI tests

* Fix path to client package tests

webapp/boards/package.json

@@ -22,7 +22,7 @@
 		"test": "jest --forceExit --detectOpenHandles --verbose",
 		"test:watch": "jest --watch",
 		"test:updatesnapshot": "jest --updateSnapshot",
-		"test-ci": "jest --forceExit --detectOpenHandles --maxWorkers=2",
+		"test-ci": "jest --ci --forceExit --detectOpenHandles --maxWorkers=100%",
 		"clean": "rm -rf node_modules .eslintcache"
 	},
 	"dependencies": {

webapp/channels/package.json

@@ -224,7 +224,7 @@
     "run": "webpack --progress --watch",
     "dev-server": "webpack serve --mode development",
     "test": "cross-env TZ=Etc/UTC jest --maxWorkers=50%",
-    "test-ci": "cross-env NODE_OPTIONS=--max_old_space_size=5120 TZ=Etc/UTC jest --ci",
+    "test-ci": "cross-env TZ=Etc/UTC jest --ci --maxWorkers=100%",
     "clean": "rm -rf dist node_modules .eslintcache .stylelintcache tsconfig.tsbuildinfo",
     "stats": "cross-env NODE_ENV=production webpack --profile --json > webpack_stats.json",
     "updatesnapshot": "cross-env TZ=Etc/UTC jest --updateSnapshot",

webapp/platform/client/package.json

@@ -39,6 +39,7 @@
     "build": "tsc --build --verbose",
     "run": "tsc --watch --preserveWatchOutput",
     "test": "jest",
+    "test-ci": "jest --ci --forceExit --detectOpenHandles --maxWorkers=100%",
     "clean": "rm -rf lib node_modules tsconfig.tsbuildinfo"
   }
 }

webapp/playbooks/jest.config.js

@@ -0,0 +1,18 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+/** @type {import('jest').Config} */
+
+const config = {
+    moduleDirectories: ['src', 'node_modules'],
+    moduleNameMapper: {
+        '^@mattermost/(components)$': '<rootDir>/../platform/$1/src',
+        '^@mattermost/(client)$': '<rootDir>/../platform/$1/src',
+        '^@mattermost/(types)/(.*)$': '<rootDir>/../platform/$1/src/$2',
+        '^reselect$': '<rootDir>/../channels/src/packages/reselect/src',
+        '^src/(.*)$': '<rootDir>/src/$1',
+    },
+    testEnvironment: 'jsdom',
+};
+
+module.exports = config;

webapp/playbooks/package.json

@@ -126,7 +126,7 @@
     "fix": "eslint --ignore-pattern node_modules --ignore-pattern dist --ext .js --ext .jsx --ext tsx --ext ts . --quiet --fix --cache",
     "test": "jest --forceExit --detectOpenHandles --verbose",
     "test:watch": "jest --watch",
-    "test-ci": "jest --forceExit --detectOpenHandles --maxWorkers=2",
+    "test-ci": "jest --ci --forceExit --detectOpenHandles --maxWorkers=100%",
     "check-types": "tsc -b",
     "extract": "formatjs extract 'src/**/*.{ts,tsx}' --out-file i18n/temp.json --id-interpolation-pattern '[sha512:contenthash:base64:6]' && formatjs compile 'i18n/temp.json' --out-file i18n/en.json && rm i18n/temp.json",
     "graphql": "graphql-codegen --config graphql_gen.ts",