WIP: Test combining Jest unit tests

Signed-off-by: Tyler Smalley <tyler.smalley@elastic.co>

jest.config.integration.js

@@ -36,4 +36,5 @@ module.exports = {
     ],
   ],
   setupFilesAfterEnv: ['<rootDir>/packages/kbn-test/target/jest/setup/after_env.integration.js'],
+  coverageDirectory: '<rootDir>/target/jest-coverage/jest_integration',
 };

jest.config.js

@@ -19,5 +19,13 @@
 
 module.exports = {
   rootDir: '.',
-  projects: [...require('./jest.config.oss').projects, ...require('./x-pack/jest.config').projects],
+  projects: [
+    '<rootDir>/packages/*/jest.config.js',
+    '<rootDir>/src/*/jest.config.js',
+    '<rootDir>/src/legacy/*/jest.config.js',
+    '<rootDir>/src/plugins/*/jest.config.js',
+    '<rootDir>/test/*/jest.config.js',
+    ...require('./x-pack/jest.config').projects,
+  ],
+  reporters: ['default', '<rootDir>/packages/kbn-test/target/jest/junit_reporter'],
 };

packages/kbn-test/jest-preset.js

@@ -30,7 +30,7 @@ module.exports = {
   coveragePathIgnorePatterns: ['/node_modules/', '.*\\.d\\.ts'],
 
   // A list of reporter names that Jest uses when writing coverage reports
-  coverageReporters: !!process.env.CODE_COVERAGE ? ['json'] : ['html', 'text'],
+  coverageReporters: ['html', 'text'],
 
   // An array of file extensions your modules use
   moduleFileExtensions: ['js', 'mjs', 'json', 'ts', 'tsx', 'node'],

test/scripts/jenkins_unit.sh

@@ -2,12 +2,6 @@
 
 source test/scripts/jenkins_test_setup.sh
 
-rename_coverage_file() {
-  test -f target/kibana-coverage/jest/coverage-final.json \
-    && mv target/kibana-coverage/jest/coverage-final.json \
-    target/kibana-coverage/jest/$1-coverage-final.json
-}
-
 if [[ -z "$CODE_COVERAGE" ]] ; then
   # Lint
   ./test/scripts/lint/eslint.sh
@@ -34,18 +28,9 @@ if [[ -z "$CODE_COVERAGE" ]] ; then
   ./test/scripts/checks/test_projects.sh
   ./test/scripts/checks/test_hardening.sh
 else
-  echo " -> Running jest tests with coverage"
-  node scripts/jest --ci --verbose --coverage --config jest.config.oss.js
-  rename_coverage_file "oss"
-  echo ""
-  echo ""
-  echo " -> Running jest integration tests with coverage"
-  node --max-old-space-size=8192 scripts/jest_integration --ci --verbose --coverage || true;
-  rename_coverage_file "oss-integration"
-  echo ""
-  echo ""
+  ./test/scripts/test/jest_unit.sh
+  ./test/scripts/test/jest_integration.sh
+
   echo " -> Running mocha tests with coverage"
   ./test/scripts/checks/mocha_coverage.sh
-  echo ""
-  echo ""
 fi

test/scripts/test/jest_integration.sh

@@ -3,4 +3,4 @@
 source src/dev/ci_setup/setup_env.sh
 
 checks-reporter-with-killswitch "Jest Integration Tests" \
-  node scripts/jest_integration --ci --verbose
+  node --expose-gc scripts/jest_integration --logHeapUsage --ci --verbose --coverage --coverageReporters json

test/scripts/test/jest_unit.sh

@@ -3,4 +3,4 @@
 source src/dev/ci_setup/setup_env.sh
 
 checks-reporter-with-killswitch "Jest Unit Tests" \
-  node scripts/jest --config jest.config.oss.js --ci --verbose --maxWorkers=5
+  node scripts/jest --ci --verbose --maxWorkers=10 --coverage --coverageReporters json

vars/tasks.groovy

@@ -36,7 +36,6 @@ def test() {
 
     kibanaPipeline.scriptTask('Jest Unit Tests', 'test/scripts/test/jest_unit.sh'),
     kibanaPipeline.scriptTask('API Integration Tests', 'test/scripts/test/api_integration.sh'),
-    kibanaPipeline.scriptTask('X-Pack Jest Unit Tests', 'test/scripts/test/xpack_jest_unit.sh'),
   ])
 }