<!DOCTYPE html> <html> <head> <title>EventSource: addEventListener()</title> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> </head> <body> <div id="log"></div> <script> var test = async_test() test.step(function() { var source = new EventSource("resources/message.py") source.addEventListener("message", listener, false) }) function listener(e) { test.step(function() { assert_equals("data", e.data) this.close() }, this) test.done() } </script> </body> </html>