1 files changed, 41 insertions, 0 deletions
diff --git a/devtools/shared/commands/resource/tests/websocket_frontend_iframe.html b/devtools/shared/commands/resource/tests/websocket_frontend_iframe.html
new file mode 100644
index 0000000000..e18576f911
--- /dev/null
+++ b/devtools/shared/commands/resource/tests/websocket_frontend_iframe.html
@@ -0,0 +1,41 @@
+<!-- Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/ -->
+<!doctype HTML>
+<html>
+  <head>
+    <meta charset="utf-8"/>
+    <title>Websocket Inspection Test Page</title>
+  </head>
+  <body>
+    <h1>Websocket Inspection Test Page</h1>
+    <script type="text/javascript">
+    /* exported openConnection, closeConnection, sendData */
+    "use strict";
+
+    let webSocket;
+    function openConnection() {
+      return new Promise(resolve => {
+        webSocket = new WebSocket(
+          "wss://example.com/browser/devtools/shared/commands/resource/tests/websocket_backend"
+        );
+        webSocket.onopen = () => {
+          resolve();
+        };
+      });
+    }
+
+    function closeConnection() {
+      return new Promise(resolve => {
+        webSocket.onclose = () => {
+          resolve();
+        };
+        webSocket.close();
+      })
+    }
+
+    function sendData(payload) {
+      webSocket.send(payload);
+    }
+    </script>
+  </body>
+</html>