From d92ab64283e1d3d6f04dc2c9f58dc0e17f2bfed2 Mon Sep 17 00:00:00 2001
From: Micah Geisel <micah@botandrose.com>
Date: Sat, 15 Feb 2025 12:54:06 -0600
Subject: [PATCH] try splitting up the ci into one job per browser to avoid CPU
 saturation of the single-core runner.

---
 .github/workflows/ci.yml | 42 +++++++++++++++++++++++++++++++++++-----
 package.json             |  6 ++++--
 2 files changed, 41 insertions(+), 7 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2f872dc..31769bb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,7 +3,7 @@ name: CI
 on: [push, pull_request]
 
 jobs:
-  test:
+  test-chromium:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
@@ -14,10 +14,42 @@ jobs:
           cache: 'npm'
       - name: Install dependencies
         run: npm install
-      - name: Install browsers
-        run: npx playwright install --with-deps
+      - name: Install browser
+        run: npx playwright install --with-deps chromium
+      - name: Run tests
+        run: npm run test:chromium --fail-only
+
+  test-firefox:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Use Node.js
+        uses: actions/setup-node@v4
+        with:
+          cache: 'npm'
+      - name: Install dependencies
+        run: npm install
+      - name: Install browser
+        run: npx playwright install --with-deps firefox
+      - name: Run tests
+        run: npm run test:firefox --fail-only
+
+  test-webkit:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Use Node.js
+        uses: actions/setup-node@v4
+        with:
+          cache: 'npm'
+      - name: Install dependencies
+        run: npm install
+      - name: Install browser
+        run: npx playwright install --with-deps webkit
       - name: Run tests
-        run: npm run ci
+        run: npm run test:webkit --fail-only
 
   coverage:
     runs-on: ubuntu-latest
@@ -31,7 +63,7 @@ jobs:
       - name: Install dependencies
         run: npm install
       - name: Install browsers
-        run: npx playwright install --with-deps
+        run: npx playwright install --with-deps chromium
       - name: Run tests
         run: npm run test:coverage
       - name: Upload coverage report
diff --git a/package.json b/package.json
index 0e3cdc1..e7c8be0 100644
--- a/package.json
+++ b/package.json
@@ -24,9 +24,11 @@
   },
   "scripts": {
     "test": "web-test-runner",
-    "test:coverage": "npm run ci && node test/lib/ensure-full-coverage.js",
+    "test:chromium": "web-test-runner --playwright --browsers chromium",
+    "test:firefox": "web-test-runner --playwright --browsers firefox",
+    "test:webkit": "web-test-runner --playwright --browsers webkit",
+    "test:coverage": "npm run test:chromium && node test/lib/ensure-full-coverage.js",
     "test:debug": "web-test-runner --manual --open",
-    "ci": "web-test-runner --fail-only --playwright --browsers chromium firefox webkit",
     "perf": "node perf/runner.js",
     "amd": "(echo \"define(() => {\n\" && cat src/idiomorph.js && echo \"\nreturn Idiomorph});\") > dist/idiomorph.amd.js",
     "cjs": "(cat src/idiomorph.js && echo \"\nmodule.exports = Idiomorph;\") > dist/idiomorph.cjs.js",