1 files changed, 20 insertions, 0 deletions
diff --git a/testing/web-platform/tests/eventsource/format-mime-trailing-semicolon.any.js b/testing/web-platform/tests/eventsource/format-mime-trailing-semicolon.any.js
new file mode 100644
index 0000000000..55a314bf52
--- /dev/null
+++ b/testing/web-platform/tests/eventsource/format-mime-trailing-semicolon.any.js
@@ -0,0 +1,20 @@
+// META: title=EventSource: MIME type with trailing ;
+      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()
+        }
+      })
+