v12.8.0 (#16591)

Author: connorjclark

changelog.md

@@ -1,3 +1,29 @@
+<a name="12.8.0"></a>
+# 12.8.0 (2025-07-11)
+[Full Changelog](https://github.com/GoogleChrome/lighthouse/compare/v12.7.1...v12.8.0)
+
+We expect this release to ship in the DevTools of [Chrome 140](https://chromiumdash.appspot.com/schedule), and to PageSpeed Insights within 1 week.
+
+## New Audits
+
+* mitigate dom-based xss with trusted types ([#16493](https://github.com/GoogleChrome/lighthouse/pull/16493))
+
+## Core
+
+* tracehouse: fix OOM when computing attributable URLs ([#16585](https://github.com/GoogleChrome/lighthouse/pull/16585))
+* trusted-types-xss: add link to lighthouse docs ([#16590](https://github.com/GoogleChrome/lighthouse/pull/16590))
+
+## Deps
+
+* upgrade trace_engine to 0.0.57 ([#16589](https://github.com/GoogleChrome/lighthouse/pull/16589))
+
+## Tests
+
+* disable issues-mixed-content smoke test ([#16586](https://github.com/GoogleChrome/lighthouse/pull/16586))
+* add test for trace-engine-result ([#16574](https://github.com/GoogleChrome/lighthouse/pull/16574))
+* update expectations ([#16580](https://github.com/GoogleChrome/lighthouse/pull/16580))
+* devtools: avoid failure on Unknown VE Context ([#16581](https://github.com/GoogleChrome/lighthouse/pull/16581))
+
 <a name="12.7.1"></a>
 # 12.7.1 (2025-07-02)
 [Full Changelog](https://github.com/GoogleChrome/lighthouse/compare/v12.7.0...v12.7.1)

core/test/devtools-tests/run-e2e-tests.sh

@@ -17,7 +17,7 @@ cd "$DEVTOOLS_PATH"
 TEST_PATTERN="${1:-test/e2e/lighthouse/*}"
 
 # Don't let console.errors() like 'Unknown VE Context' fail the build
-sed -i 's| fatalErrors.push(message);|/*fatalErrors.push(message)*/|' test/conductor/events.ts
+sed -i.bak 's| fatalErrors.push(message);|/*fatalErrors.push(message)*/|' test/conductor/events.ts
 autoninja -C "out/$BUILD_FOLDER"
 
 vpython3 third_party/node/node.py --output scripts/run_on_target.mjs gen/test/run.js "$TEST_PATTERN" --target=$BUILD_FOLDER --skip-ninja

core/test/fixtures/user-flows/reports/sample-flow-result.json

@@ -2,7 +2,7 @@
   "steps": [
     {
       "lhr": {
-        "lighthouseVersion": "12.7.1",
+        "lighthouseVersion": "12.8.0",
         "requestedUrl": "https://www.mikescerealshack.co/",
         "mainDocumentUrl": "https://www.mikescerealshack.co/",
         "finalDisplayedUrl": "https://www.mikescerealshack.co/",
@@ -10822,7 +10822,7 @@
     },
     {
       "lhr": {
-        "lighthouseVersion": "12.7.1",
+        "lighthouseVersion": "12.8.0",
         "finalDisplayedUrl": "https://www.mikescerealshack.co/search?q=call+of+duty",
         "fetchTime": "2025-02-05T01:31:50.141Z",
         "gatherMode": "timespan",
@@ -16314,7 +16314,7 @@
     },
     {
       "lhr": {
-        "lighthouseVersion": "12.7.1",
+        "lighthouseVersion": "12.8.0",
         "finalDisplayedUrl": "https://www.mikescerealshack.co/search?q=call+of+duty",
         "fetchTime": "2025-02-05T01:32:00.108Z",
         "gatherMode": "snapshot",
@@ -22336,7 +22336,7 @@
     },
     {
       "lhr": {
-        "lighthouseVersion": "12.7.1",
+        "lighthouseVersion": "12.8.0",
         "requestedUrl": "https://www.mikescerealshack.co/corrections",
         "mainDocumentUrl": "https://www.mikescerealshack.co/corrections",
         "finalDisplayedUrl": "https://www.mikescerealshack.co/corrections",

core/test/results/sample_v2.json

@@ -1,5 +1,5 @@
 {
-  "lighthouseVersion": "12.7.1",
+  "lighthouseVersion": "12.8.0",
   "requestedUrl": "http://localhost:10200/dobetterweb/dbw_tester.html",
   "mainDocumentUrl": "http://localhost:10200/dobetterweb/dbw_tester.html",
   "finalDisplayedUrl": "http://localhost:10200/dobetterweb/dbw_tester.html",

docs/plugins.md

@@ -61,10 +61,10 @@ A Lighthouse plugin is just a node module with a name that starts with `lighthou
   "type": "module",
   "main": "plugin.js",
   "peerDependencies": {
-    "lighthouse": "^12.7.1"
+    "lighthouse": "^12.8.0"
   },
   "devDependencies": {
-    "lighthouse": "^12.7.1"
+    "lighthouse": "^12.8.0"
   }
 }
 ```

docs/recipes/lighthouse-plugin-example/package.json

@@ -4,7 +4,7 @@
   "type": "module",
   "main": "./plugin.js",
   "peerDependencies": {
-    "lighthouse": "^12.7.1"
+    "lighthouse": "^12.8.0"
   },
   "devDependencies": {
     "lighthouse": "^8.6.0"

package.json

@@ -1,7 +1,7 @@
 {
   "name": "lighthouse",
   "type": "module",
-  "version": "12.7.1",
+  "version": "12.8.0",
   "description": "Automated auditing, performance metrics, and best practices for the web.",
   "main": "./core/index.js",
   "bin": {

third-party/devtools-tests/e2e/lighthouse/navigation_test.ts

@@ -94,7 +94,7 @@ describe('Navigation', function() {
     // 1 refresh after auditing to reset state
     assert.strictEqual(numNavigations, 5);
 
-    assert.strictEqual(lhr.lighthouseVersion, '12.7.1');
+    assert.strictEqual(lhr.lighthouseVersion, '12.8.0');
     assert.match(lhr.finalUrl, /^https:\/\/localhost:[0-9]+\/test\/e2e\/resources\/lighthouse\/hello.html/);
 
     assert.strictEqual(lhr.configSettings.throttlingMethod, 'simulate');