| <!DOCTYPE HTML> |
| <script src="/js-test-resources/js-test.js"></script> |
| <script> |
| description("Test that WebSocket connections are throttled."); |
| |
| window.jsTestIsAsync = true; |
| |
| var socketCount = 300; |
| var openedCount = 0; |
| var closedCount = 0; |
| |
| // Expected behavior: |
| // 1. A handshake to "ws://127.0.0.1:8880/delayed-handshake" is started. |
| // This stays pending for 1 second. |
| // 2. Another 299 WebSockets to "ws://127.0.0.1:8880/echo" are created. |
| // 45 connections are rejected by per-renderer WebSocket throttling, |
| // and 254 connections to "ws://127.0.0.1:8880/echo" stay pending. |
| // 3. The handshake to "ws://127.0.0.1:8880/delayed-handshake" |
| // (started in Step 1) is completed. |
| // 4. The handshakes of 254 connections to "ws://127.0.0.1:8880/echo" |
| // (created in Step 2) are started and are completed without delay. |
| |
| for (i = 0; i < socketCount; ++i) { |
| var ws = new WebSocket(i == 0 ? |
| "ws://127.0.0.1:8880/delayed-handshake" : |
| "ws://127.0.0.1:8880/echo"); |
| |
| ws.onopen = function(ws) { |
| ++openedCount; |
| ws.close(); |
| }.bind(undefined, ws); |
| |
| ws.onclose = function() { |
| ++closedCount; |
| if (closedCount === socketCount) { |
| shouldBeEqualToNumber("openedCount", 255); |
| finishJSTest(); |
| } |
| }; |
| } |
| </script> |
