ci: Improve coverage reports (#27756)

.github/workflows/test-unit-reusable.yml

@@ -62,6 +62,7 @@ jobs:
           token: ${{ secrets.CODECOV_TOKEN }}
           flags: backend-unit
           name: backend-unit
+          files: ./packages/**/coverage/cobertura-coverage.xml,./coverage/cobertura-coverage.xml
 
   integration-test-backend:
     name: Backend Integration Tests
@@ -103,6 +104,7 @@ jobs:
           token: ${{ secrets.CODECOV_TOKEN }}
           flags: backend-integration
           name: backend-integration
+          files: ./packages/**/coverage/cobertura-coverage.xml,./coverage/cobertura-coverage.xml
 
   unit-test-nodes:
     name: Nodes Unit Tests
@@ -144,6 +146,7 @@ jobs:
           token: ${{ secrets.CODECOV_TOKEN }}
           flags: nodes-unit
           name: nodes-unit
+          files: ./packages/**/coverage/cobertura-coverage.xml,./coverage/cobertura-coverage.xml
 
   unit-test-frontend:
     name: Frontend (${{ matrix.shard }}/2)
@@ -191,6 +194,7 @@ jobs:
           token: ${{ secrets.CODECOV_TOKEN }}
           flags: frontend
           name: frontend-shard-${{ matrix.shard }}
+          files: ./packages/**/coverage/cobertura-coverage.xml,./coverage/cobertura-coverage.xml
 
   unit-test:
     name: Unit tests

codecov.yml

@@ -53,7 +53,9 @@ component_management:
         - packages/@n8n/backend-common/**
         - packages/@n8n/backend-test-utils/**
         - packages/@n8n/errors/**
+        - packages/@n8n/expression-runtime/**
         - packages/@n8n/db/**
+        - packages/@n8n/cli/**
         - packages/@n8n/di/**
         - packages/@n8n/imap/**
         - packages/@n8n/permissions/**
@@ -78,6 +80,13 @@ component_management:
         - type: project
           target: auto
           threshold: 0% # Enforce: Coverage must not decrease
+    - component_id: utils_packages
+      name: Utils
+      paths:
+        - packages/@n8n/eslint-config/**
+        - packages/@n8n/eslint-plugin-community-nodes/**
+        - packages/@n8n/node-cli/**
+        - packages/@n8n/utils/**
 
 ignore:
   - (?s:.*/[^\/]*\.spec\.ts.*)\Z
@@ -85,3 +94,4 @@ ignore:
   - (?s:.*/[^\/]*e2e[^\/]*\.ts.*)\Z
   - (?s:.*/test_[^\/]*\.py.*)\Z
   - (?s:.*/scripts/.*)\Z
+  - (?s:.*/__tests__/.*)\Z

packages/@n8n/cli/package.json

@@ -23,7 +23,8 @@
     "lint": "eslint src --quiet",
     "lint:fix": "eslint src --fix",
     "watch": "tsc -p tsconfig.build.json --watch",
-    "test": "vitest run"
+    "test": "vitest run",
+    "test:unit": "vitest run"
   },
   "oclif": {
     "bin": "n8n-cli",
@@ -39,6 +40,7 @@
   },
   "devDependencies": {
     "@n8n/typescript-config": "workspace:*",
+    "@n8n/vitest-config": "workspace:*",
     "@types/node": "24.10.1",
     "vitest": "catalog:"
   }

packages/@n8n/cli/vitest.config.ts

@@ -0,0 +1,3 @@
+import { createVitestConfig } from '@n8n/vitest-config/node';
+
+export default createVitestConfig();

packages/@n8n/constants/package.json

@@ -10,7 +10,8 @@
     "format:check": "biome ci .",
     "lint": "eslint . --quiet",
     "lint:fix": "eslint . --fix",
-    "watch": "tsc -p tsconfig.build.json --watch"
+    "watch": "tsc -p tsconfig.build.json --watch",
+    "test": "jest"
   },
   "main": "dist/index.js",
   "module": "src/index.ts",

packages/@n8n/expression-runtime/package.json

@@ -17,6 +17,7 @@
     "build": "tsc --build tsconfig.build.esm.json tsconfig.build.cjs.json && pnpm build:runtime",
     "build:runtime": "node esbuild.config.js",
     "test": "vitest run",
+    "test:unit": "vitest run",
     "test:dev": "vitest --watch --silent false",
     "typecheck": "tsc --noEmit"
   },
@@ -42,6 +43,7 @@
   },
   "devDependencies": {
     "@n8n/typescript-config": "workspace:*",
+    "@n8n/vitest-config": "workspace:*",
     "@types/lodash": "catalog:",
     "@types/luxon": "3.2.0",
     "@types/md5": "^2.3.5",

packages/@n8n/expression-runtime/vitest.config.ts

@@ -1,13 +1,7 @@
-import { defineConfig } from 'vitest/config';
+import { createVitestConfig } from '@n8n/vitest-config/node';
 
-export default defineConfig({
+export default createVitestConfig({
-	test: {
-		globals: true,
-		environment: 'node',
 	coverage: {
-			provider: 'v8',
-			reporter: ['text', 'json', 'html'],
 		exclude: ['dist/**', 'bundle/**', '**/*.test.ts', '**/*.config.ts'],
 	},
-	},
 });

packages/@n8n/extension-sdk/package.json

@@ -37,7 +37,8 @@
     "typecheck:backend": "tsc --noEmit --project tsconfig.backend.json",
     "build": "pnpm \"/^typecheck:.+/\" && pnpm clean && tsdown && pnpm create-json-schema",
     "create-json-schema": "tsx scripts/create-json-schema.ts",
-    "preview": "vite preview"
+    "preview": "vite preview",
+    "test": "jest"
   },
   "peerDependencies": {
     "vue": "catalog:frontend",

packages/@n8n/node-cli/vite.config.ts

@@ -5,5 +5,17 @@ export default defineConfig({
 		globals: true,
 		disableConsoleIntercept: true,
 		setupFiles: ['src/test-utils/setup.ts'],
+		reporters: process.env.CI === 'true' ? ['default', 'junit'] : ['default'],
+		outputFile: { junit: './junit.xml' },
+		...(process.env.COVERAGE_ENABLED === 'true'
+			? {
+					coverage: {
+						enabled: true,
+						provider: 'v8',
+						reporter: process.env.CI === 'true' ? ['cobertura'] : ['text-summary'],
+						all: true,
+					},
+				}
+			: {}),
 	},
 });

packages/node-dev/package.json

@@ -19,7 +19,8 @@
     "lint": "eslint src --quiet",
     "lint:fix": "eslint src --fix",
     "prepack": "echo \"Building project...\" && rm -rf dist && tsc -b",
-    "watch": "tsc --watch"
+    "watch": "tsc --watch",
+    "test": "jest"
   },
   "bin": {
     "n8n-node-dev": "./bin/n8n-node-dev"

pnpm-lock.yaml

@@ -903,6 +903,9 @@ importers:
       '@n8n/typescript-config':
         specifier: workspace:*
         version: link:../typescript-config
+      '@n8n/vitest-config':
+        specifier: workspace:*
+        version: link:../vitest-config
       '@types/node':
         specifier: ^20.17.50
         version: 20.19.21
@@ -1349,6 +1352,9 @@ importers:
       '@n8n/typescript-config':
         specifier: workspace:*
         version: link:../typescript-config
+      '@n8n/vitest-config':
+        specifier: workspace:*
+        version: link:../vitest-config
       '@types/lodash':
         specifier: 'catalog:'
         version: 4.17.17