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-rw-r--r--testing/web-platform/tests/webmessaging/with-ports/025.html13
1 files changed, 13 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webmessaging/with-ports/025.html b/testing/web-platform/tests/webmessaging/with-ports/025.html
new file mode 100644
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+++ b/testing/web-platform/tests/webmessaging/with-ports/025.html
@@ -0,0 +1,13 @@
+<!doctype html>
+<title>1 as ports</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id=log></div>
+<script>
+test(function() {
+ assert_throws_js(TypeError, function() {
+ postMessage('', '*', 1);
+ });
+});
+</script>
+