Build and upload coverage (#18)

.github/workflows/build.yaml

@@ -30,6 +30,12 @@ jobs:
           touch .env
           echo HA_TOKEN=${{ secrets.HA_TOKEN }} >> .env
           yarn test:all
+      - name: Create coverage
+        run: yarn coverage:report
+      - name: Coveralls
+        uses: coverallsapp/github-action@master
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
       - name: Build Changelog
         id: build_changelog
         uses: mikepenz/release-changelog-builder-action@v3

.github/workflows/test.yaml

@@ -27,9 +27,17 @@ jobs:
           touch .env
           echo HA_TOKEN=${{ secrets.HA_TOKEN }} >> .env
           yarn test:all
+      - name: Create coverage
+        run: yarn coverage:report
+      - name: Coveralls
+        uses: coverallsapp/github-action@master
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
       - uses: actions/upload-artifact@v3
         if: always()
         with:
           name: test-report
-          path: playwright-report/
+          path: |
+            playwright-report/
+            coverage/
           retention-days: 30

.gitignore

@@ -1,5 +1,7 @@
 /node_modules
 /dist
+/.nyc_output
+/coverage
 .DS_Store
 .hass/config/www/keep-texts-in-tabs.js
 /test-results/

package.json

@@ -17,7 +17,8 @@
     "start:ha": "docker run --rm -d -p8123:8123 --shm-size=512m -v ${PWD}/.hass/config:/config homeassistant/home-assistant:2023.11.1",
     "stop:ha": "docker stop $(docker ps -a -q  --filter ancestor=homeassistant/home-assistant:2023.11.1) || true",
     "demo": "yarn build && yarn start:ha",
-    "start:playwright": "docker run --rm --network host --add-host host.docker.internal:host-gateway -v $(pwd):/work/ -w /work -i mcr.microsoft.com/playwright:v1.40.0-jammy sh -c \"yarn install --frozen-lockfile && yarn test:run && exit\"",
+    "start:playwright": "docker run --rm --network host --add-host host.docker.internal:host-gateway -v $(pwd):/$(pwd)/ -w $(pwd) -i mcr.microsoft.com/playwright:v1.40.0-jammy sh -c \"yarn install --frozen-lockfile && yarn test:run && exit\"",
+    "coverage:report": "nyc report --reporter=lcov --reporter=text-summary",
     "prepare": "yarn build",
     "prepublishOnly": "yarn test:all",
     "version": "git add .",
@@ -29,7 +30,9 @@
     "@rollup/plugin-node-resolve": "^15.2.3",
     "@types/node": "^20.10.1",
     "dotenv-cli": "^7.3.0",
+    "nyc": "^15.1.0",
     "rollup": "^3.28.1",
+    "rollup-plugin-istanbul": "^5.0.0",
     "rollup-plugin-terser": "^7.0.2",
     "rollup-plugin-ts": "^3.4.4",
     "typescript": "^5.2.2"

rollup.config.js

@@ -2,29 +2,48 @@ import ts from 'rollup-plugin-ts';
 import json from '@rollup/plugin-json';
 import { terser } from 'rollup-plugin-terser';
 import { nodeResolve } from '@rollup/plugin-node-resolve';
+import istanbul from 'rollup-plugin-istanbul';
 
-export default {
-    plugins: [
-        nodeResolve(),
-        json(),
-        ts({
-            browserslist: false
-        }),
-        terser({
-            output: {
-                comments: false
-            }
-        })
-    ],
-    input: 'src/keep-texts-in-tabs.ts',
-    output: [
-        {
+export default [
+    {
+        plugins: [
+            nodeResolve(),
+            json(),
+            ts({
+                browserslist: false
+            }),
+            terser({
+                output: {
+                    comments: false
+                }
+            })
+        ],
+        input: 'src/keep-texts-in-tabs.ts',
+        output: {
             file: 'dist/keep-texts-in-tabs.js',
             format: 'iife'
-        },
-        {
+        }
+    },
+    {
+        plugins: [
+            nodeResolve(),
+            json({
+                preferConst: true
+            }),
+            ts({
+                browserslist: false
+            }),
+            istanbul({
+                exclude: [
+                    'node_modules/**/*',
+                    'package.json'
+                ]
+            }),
+        ],
+        input: 'src/keep-texts-in-tabs.ts',
+        output: {
             file: '.hass/config/www/keep-texts-in-tabs.js',
             format: 'iife'
         }
-    ]
-};
+    }
+];

tests/baseFixtures.ts

@@ -0,0 +1,31 @@
+import * as fs from 'fs';
+import * as path from 'path';
+import * as crypto from 'crypto';
+import { test as baseTest } from '@playwright/test';
+
+const istanbulCLIOutput = path.join(process.cwd(), '.nyc_output');
+
+export function generateUUID(): string {
+  return crypto.randomBytes(16).toString('hex');
+}
+
+export const test = baseTest.extend({
+  context: async ({ context }, use) => {
+    await context.addInitScript(() =>
+      window.addEventListener('beforeunload', () =>
+        (window as any).collectIstanbulCoverage(JSON.stringify((window as any).__coverage__))
+      ),
+    );
+    await fs.promises.mkdir(istanbulCLIOutput, { recursive: true });
+    await context.exposeFunction('collectIstanbulCoverage', (coverageJSON: string) => {
+      if (coverageJSON)
+        fs.writeFileSync(path.join(istanbulCLIOutput, `playwright_coverage_${generateUUID()}.json`), coverageJSON);
+    });
+    await use(context);
+    for (const page of context.pages()) {
+      await page.evaluate(() => (window as any).collectIstanbulCoverage(JSON.stringify((window as any).__coverage__)))
+    }
+  }
+});
+
+export const expect = test.expect;

tests/main-options.spec.ts

@@ -1,4 +1,4 @@
-import { test, expect } from '@playwright/test';
+import { test, expect } from './baseFixtures';
 
 const BASE_PAGE = 'http://host.docker.internal:8123';
 const HEADER_SELECTOR = '.header ha-tabs paper-tab:last-of-type';