Add test coverage support through CodeCov

.github/workflows/build.yml

@@ -112,6 +112,9 @@ jobs:
           days: 7 # check for newer package versions in past X days
         run: |
           python3 ./.github/workflows/scripts/fetch_packages_metadata.py $days
+      - name: Upload coverage reports to Codecov
+        if: ${{ matrix.python-version == env.PYTHON_VERSION }}
+        uses: codecov/codecov-action@v5
 
   test-ui:
     name: Test UI
@@ -146,6 +149,8 @@ jobs:
         run: make install-server
       - name: Test
         run: make test-ui-unit
+      - name: Upload coverage reports to Codecov
+        uses: codecov/codecov-action@v5
 
   test-integration:
     name: Run Integration Tests
@@ -176,13 +181,18 @@ jobs:
         run: |
           make build-dependencies
           make yarn-install
+          make test-instrument
           make build-ui-prod
       - name: Install
         run: |
           make install-server
           make install-examples
       - name: Cypress
         run: make test-integration
+      - name: Upload coverage reports to Codecov
+        uses: codecov/codecov-action@v5
+        with:
+          files: ./coverage/cobertura-coverage.xml
       - name: Collect logs
         uses: actions/upload-artifact@v4
         if: failure()

.gitignore

@@ -63,6 +63,7 @@ nosetests.xml
 coverage.xml
 *,cover
 **/coverage/
+.nyc_output/
 
 # Translations
 *.mo

.nycrc

@@ -0,0 +1,12 @@
+{
+  "extends": "nyc-config-tsx",
+  "all": true,
+  "include": ["**/src/**/*.{ts,tsx}"],
+  "exclude": ["**/*.spec.ts", "tests/**/*"],
+  "reporter": ["text-summary", "cobertura"],
+  "check-coverage": true,
+  "lines": 70,
+  "functions": 60,
+  "branches": 50,
+  "statements": 70
+}

Makefile

@@ -210,13 +210,16 @@ test-dependencies:
 	@$(PYTHON_PIP) install -q -r test_requirements.txt
 
 pytest:
-	$(PYTHON) -m pytest -v --durations=0 --durations-min=60 elyra
+	$(PYTHON) -m pytest -v --durations=0 --durations-min=60 elyra --cov --cov-report=xml
 
 test-server: test-dependencies pytest # Run python unit tests
 
 test-ui-unit: # Run frontend jest unit tests
 	yarn test:unit
 
+test-instrument: # Prepare code coverage instrumentation
+	yarn lerna run cy:instrument --stream
+
 test-integration: # Run frontend cypress integration tests
 	jupyter labextension disable "@jupyterlab/apputils-extension:announcements"
 	yarn test:integration

cypress.config.ts

@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+import coverage from '@cypress/code-coverage/task';
+
 import { defineConfig } from 'cypress';
 
 import { register } from './cypress/utils/snapshots/plugin';
@@ -33,6 +35,7 @@ export default defineConfig({
     testIsolation: false,
     setupNodeEvents(on, config) {
       register(on, config);
+      coverage(on, config);
       return config;
     },
     retries: {

cypress/support/commands.ts

@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+import '@cypress/code-coverage/support';
+
 import '@testing-library/cypress/add-commands';
 
 import 'cypress-real-events/support';

cypress/support/index.d.ts

@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 declare namespace Cypress {
   // eslint-disable-next-line @typescript-eslint/naming-convention
   interface Chainable {

package.json

@@ -13,7 +13,7 @@
   "scripts": {
     "graph": "ts-node etc/scripts/generate-make-graph.ts",
     "cy:open": "npx cypress open",
-    "cy:run": "npx cypress run --headed",
+    "cy:run": "npx nyc npx cypress run --headed",
     "eslint": "eslint . --fix --ignore-path .gitignore --ext .ts,.tsx,.js",
     "eslint:check": "eslint . --ignore-path .gitignore --ext .ts,.tsx,.js",
     "prettier": "prettier --ignore-path .gitignore --write \"**/*{.ts,.tsx,.js,.jsx,.css,.json}\"",
@@ -44,6 +44,7 @@
     "yjs": "^13.5.40"
   },
   "devDependencies": {
+    "@cypress/code-coverage": "^3.13.8",
     "@cypress/webpack-preprocessor": "^6.0.2",
     "@glen/jest-raw-loader": "^2.0.0",
     "@jupyterlab/testutils": "^4.2.5",
@@ -72,6 +73,8 @@
     "lerna": "^8.0.1",
     "lint-staged": "^15.2.0",
     "npm-run-all": "^4.1.5",
+    "nyc": "^17.1.0",
+    "nyc-config-tsx": "^0.1.0",
     "prettier": "^3.1.1",
     "rimraf": "~5.0.5",
     "start-server-and-test": "^2.0.3",

packages/code-snippet/package.json

@@ -36,6 +36,7 @@
     "clean:lintcache": "rimraf .eslintcache .stylelintcache",
     "clean:labextension": "rimraf ../../../../labextensions/elyra_code_snippet_extension/labextension ../../../../labextensions/elyra_code_snippet_extension/_version.py",
     "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
+    "cy:instrument": "npx nyc instrument --compact=false --in-place src/ src/",
     "eslint": "jlpm eslint:check --fix",
     "eslint:check": "eslint . --cache --ext .ts,.tsx",
     "install:extension": "jlpm build",

packages/code-viewer/package.json

@@ -36,6 +36,7 @@
     "clean:lintcache": "rimraf .eslintcache .stylelintcache",
     "clean:labextension": "rimraf ../../../../labextensions/elyra_code_viewer_extension/labextension ../../../../labextensions/elyra_code_viewer_extension/_version.py",
     "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
+    "cy:instrument": "npx nyc instrument --compact=false --in-place src/ src/",
     "eslint": "jlpm eslint:check --fix",
     "eslint:check": "eslint . --cache --ext .ts,.tsx",
     "install:extension": "jlpm build",

packages/metadata-common/package.json

@@ -35,6 +35,7 @@
     "clean:lintcache": "rimraf .eslintcache .stylelintcache",
     "clean:labextension": "rimraf ../../../../labextensions/elyra_metadata_common/labextension ../../../../labextensions/elyra_metadata_common/_version.py",
     "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
+    "cy:instrument": "npx nyc instrument --compact=false --in-place src/ src/",
     "eslint": "jlpm eslint:check --fix",
     "eslint:check": "eslint . --cache --ext .ts,.tsx",
     "install:extension": "jlpm build",

packages/metadata/package.json

@@ -36,6 +36,7 @@
     "clean:lintcache": "rimraf .eslintcache .stylelintcache",
     "clean:labextension": "rimraf ../../../../labextensions/elyra_metadata_extension/labextension ../../../../labextensions/elyra_metadata_extension/_version.py",
     "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
+    "cy:instrument": "npx nyc instrument --compact=false --in-place src/ src/",
     "eslint": "jlpm eslint:check --fix",
     "eslint:check": "eslint . --cache --ext .ts,.tsx",
     "install:extension": "jlpm build",

packages/pipeline-editor/package.json

@@ -37,6 +37,7 @@
     "clean:lintcache": "rimraf .eslintcache .stylelintcache",
     "clean:labextension": "rimraf ../../../../labextensions/elyra_pipeline_editor_extension/labextension ../../../../labextensions/elyra_pipeline_editor_extension/_version.py",
     "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
+    "cy:instrument": "npx nyc instrument --compact=false --in-place src/ src/",
     "eslint": "jlpm eslint:check --fix",
     "eslint:check": "eslint . --cache --ext .ts,.tsx",
     "install:extension": "jlpm build",

packages/python-editor/package.json

@@ -36,6 +36,7 @@
     "clean:lintcache": "rimraf .eslintcache .stylelintcache",
     "clean:labextension": "rimraf ../../../../labextensions/elyra_python_editor_extension/labextension ../../../../labextensions/elyra_python_editor_extension/_version.py",
     "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
+    "cy:instrument": "npx nyc instrument --compact=false --in-place src/ src/",
     "eslint": "jlpm eslint:check --fix",
     "eslint:check": "eslint . --cache --ext .ts,.tsx",
     "install:extension": "jlpm build",

packages/r-editor/package.json

@@ -36,6 +36,7 @@
     "clean:lintcache": "rimraf .eslintcache .stylelintcache",
     "clean:labextension": "rimraf ../../../../labextensions/elyra_r_editor_extension/labextension ../../../../labextensions/elyra_r_editor_extension/_version.py",
     "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
+    "cy:instrument": "npx nyc instrument --compact=false --in-place src/ src/",
     "eslint": "jlpm eslint:check --fix",
     "eslint:check": "eslint . --cache --ext .ts,.tsx",
     "install:extension": "jlpm build",

packages/scala-editor/package.json

@@ -36,6 +36,7 @@
     "clean:lintcache": "rimraf .eslintcache .stylelintcache",
     "clean:labextension": "rimraf ../../../../labextensions/elyra_scala_editor_extension/labextension ../../../../labextensions/elyra_scala_editor_extension/_version.py",
     "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
+    "cy:instrument": "npx nyc instrument --compact=false --in-place src/ src/",
     "eslint": "jlpm eslint:check --fix",
     "eslint:check": "eslint . --cache --ext .ts,.tsx",
     "install:extension": "jlpm build",

packages/script-debugger/package.json

@@ -36,6 +36,7 @@
     "clean:lintcache": "rimraf .eslintcache .stylelintcache",
     "clean:labextension": "rimraf ../../../../labextensions/elyra_script_debugger_extension/labextension ../../../../labextensions/elyra_script_debugger_extension/_version.py",
     "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
+    "cy:instrument": "npx nyc instrument --compact=false --in-place src/ src/",
     "eslint": "jlpm eslint:check --fix",
     "eslint:check": "eslint . --cache --ext .ts,.tsx",
     "install:extension": "jlpm build",

packages/script-editor/package.json

@@ -35,6 +35,7 @@
     "clean:lintcache": "rimraf .eslintcache .stylelintcache",
     "clean:labextension": "rimraf ../../../../labextensions/elyra_script_editor/labextension ../../../../labextensions/elyra_script_editor/_version.py",
     "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
+    "cy:instrument": "npx nyc instrument --compact=false --in-place src/ src/",
     "eslint": "jlpm eslint:check --fix",
     "eslint:check": "eslint . --cache --ext .ts,.tsx",
     "install:extension": "jlpm build",

packages/services/package.json

@@ -35,6 +35,7 @@
     "clean:lintcache": "rimraf .eslintcache .stylelintcache",
     "clean:labextension": "rimraf ../../../../labextensions/elyra_services/labextension ../../../../labextensions/elyra_services/_version.py",
     "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
+    "cy:instrument": "npx nyc instrument --compact=false --in-place src/ src/",
     "eslint": "jlpm eslint:check --fix",
     "eslint:check": "eslint . --cache --ext .ts,.tsx",
     "install:extension": "jlpm build",

packages/theme/package.json

@@ -36,6 +36,7 @@
     "clean:lintcache": "rimraf .eslintcache .stylelintcache",
     "clean:labextension": "rimraf ../../../../labextensionselyra_theme_extension/labextension ../../../../labextensionselyra_theme_extension/_version.py",
     "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
+    "cy:instrument": "npx nyc instrument --compact=false --in-place src/ src/",
     "eslint": "jlpm eslint:check --fix",
     "eslint:check": "eslint . --cache --ext .ts,.tsx",
     "install:extension": "jlpm build",

packages/ui-components/package.json

@@ -35,6 +35,7 @@
     "clean:lintcache": "rimraf .eslintcache .stylelintcache",
     "clean:labextension": "rimraf ../../../../labextensions/elyra_ui_components/labextension ../../../../labextensions/elyra_ui_components/_version.py",
     "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
+    "cy:instrument": "npx nyc instrument --compact=false --in-place src/ src/",
     "eslint": "jlpm eslint:check --fix",
     "eslint:check": "eslint . --cache --ext .ts,.tsx",
     "install:extension": "jlpm build",

pyproject.toml

@@ -79,6 +79,7 @@ test = [
     "git-python",
     "importlib-resources",
     "pytest>=5.4.1",
+    "pytest-cov",
     "pytest-console-scripts",
     "pytest_jupyter",
     "pytest-tornasync",

test_requirements.txt

@@ -3,6 +3,7 @@ git-python
 importlib-resources
 PyGithub==1.58.1 # Github actions with Python 3.11 is having newer versions causing test failures
 pytest>=5.4.1
+pytest-cov
 pytest-console-scripts
 pytest_jupyter
 pytest-tornasync

tsconfig.base.json

@@ -16,7 +16,7 @@
 
     /* Additional Checks */
     "noImplicitReturns": true,
-    "noFallthroughCasesInSwitch": true,
+    "noFallthroughCasesInSwitch": false,
     "forceConsistentCasingInFileNames": true,
     "isolatedModules": true,