1 files changed, 32 insertions, 0 deletions
diff --git a/testing/web-platform/tests/eventsource/format-mime-trailing-semicolon.htm b/testing/web-platform/tests/eventsource/format-mime-trailing-semicolon.htm
new file mode 100644
index 000000000..6bcac8382
--- /dev/null
+++ b/testing/web-platform/tests/eventsource/format-mime-trailing-semicolon.htm
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <title>EventSource: MIME type with trailing ;</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?mime=text/event-stream%3B")
+        source.onopen = function() {
+          test.step(function() {
+            assert_equals(source.readyState, source.OPEN)
+            source.close()
+          })
+          test.done()
+        }
+        source.onerror = function() {
+          test.step(function() {
+            assert_unreached()
+            source.close()
+          })
+          test.done()
+        }
+      })
+    </script>
+  </body>
+</html>
+