chore: reduce CI flakiness across webkit/macOS, ubuntu, windows (#1914)

.github/workflows/test.yml

@@ -18,6 +18,14 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
         browser: [chromium, firefox, webkit]
+        exclude:
+          # macos-latest is the free M1 runner (3 vCPU / 7 GB); WebKit needs more headroom.
+          # Upstream's webkit matrix runs on macos-15-xlarge for the same reason.
+          - os: macos-latest
+            browser: webkit
+        include:
+          - os: macos-15-xlarge
+            browser: webkit
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v6

playwright/src/test/java/com/microsoft/playwright/TestRouteWebSocket.java

@@ -45,13 +45,13 @@ public class TestRouteWebSocket {
   }
   private void setupWS(Frame target, Server server, int port, String binaryType) {
     target.navigate(server.EMPTY_PAGE);
+    // No 'error' listener: WebKit fires a spurious 'error' before 'close' on non-normal closures (e.g. 1008).
     target.evaluate("({ port, binaryType }) => {\n" +
       "    window.log = [];\n" +
       "    window.ws = new WebSocket('ws://localhost:' + port + '/ws');\n" +
       "    window.ws.binaryType = binaryType;\n" +
       "    window.ws.addEventListener('open', () => window.log.push('open'));\n" +
       "    window.ws.addEventListener('close', event => window.log.push(`close code=${event.code} reason=${event.reason}`));\n" +
-      "    window.ws.addEventListener('error', event => window.log.push(`error`));\n" +
       "    window.ws.addEventListener('message', async event => {\n" +
       "      let data;\n" +
       "      if (typeof event.data === 'string')\n" +

scripts/download_driver.sh

@@ -50,7 +50,7 @@ do
   if command -v wget &> /dev/null; then
       wget $URL
   else
-      curl -O $URL
+      curl --retry 5 --retry-delay 2 -fL -O $URL
   fi
   unzip $FILE_NAME -d .
   rm $FILE_NAME