chromium/third_party/blink/web_tests/external/wpt/eventsource/format-comments.any.js

// META: title=EventSource: comment fest

      var test = async_test()
      test.step(function() {
        var longstring = (new Array(2*1024+1)).join("x"), // cannot make the string too long; causes timeout
            message = encodeURI("data:1\r:\0\n:\r\ndata:2\n:" + longstring + "\rdata:3\n:data:fail\r:" + longstring + "\ndata:4\n"),
            source = new EventSource("resources/message.py?message=" + message + "&newline=none")
        source.onmessage = function(e) {
          test.step(function() {
            assert_equals("1\n2\n3\n4", e.data)
            source.close()
          })
          test.done()
        }
      })