1 files changed, 32 insertions, 0 deletions
diff --git a/testing/web-platform/tests/workers/support/SharedWorker-common.js b/testing/web-platform/tests/workers/support/SharedWorker-common.js
new file mode 100644
index 0000000000..1c1dac3971
--- /dev/null
+++ b/testing/web-platform/tests/workers/support/SharedWorker-common.js
@@ -0,0 +1,32 @@
+function generateError()
+{
+    // Generate an exception by accessing an undefined variable.
+    foo.bar = 0;
+}
+
+onconnect = function(event) {
+    event.ports[0].onmessage = function(evt) { handleMessage(evt, event.ports[0]); };
+};
+
+function handleMessage(event, port) {
+    self.port = port;
+    if (event.data == "ping")
+        port.postMessage("PASS: Received ping message");
+    else if (event.data == "close")
+        close();
+    else if (event.data == "done")
+        port.postMessage("DONE");
+    else if (event.data == "throw")
+        generateError();
+    else if (event.data == "testingNameAttribute")
+        port.postMessage(self.name);
+    else if (/eval.+/.test(event.data)) {
+        try {
+            port.postMessage(event.data.substr(5) + ": " + eval(event.data.substr(5)));
+        } catch (ex) {
+            port.postMessage(event.data.substr(5) + ": " + ex);
+        }
+    }
+    else
+        port.postMessage("FAILURE: Received unknown message: " + event.data);
+}