1 files changed, 38 insertions, 0 deletions
diff --git a/dom/file/tests/test_fileapi_twice_worker.html b/dom/file/tests/test_fileapi_twice_worker.html
new file mode 100644
index 0000000000..a79d3992b2
--- /dev/null
+++ b/dom/file/tests/test_fileapi_twice_worker.html
@@ -0,0 +1,38 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test for FileReader API in workers</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+  <script type="text/javascript" src="common_fileReader.js"></script>
+</head>
+
+<body>
+<script class="testbody" type="text/javascript">
+
+SimpleTest.waitForExplicitFinish();
+SimpleTest.requestLongerTimeout(3);
+
+test_setup()
+.then(data => {
+  let worker = new Worker('worker_fileReader.js');
+  worker.postMessage({ tests: 'twice', data });
+
+  worker.onmessage = event => {
+    if (event.data.type == 'finish') {
+      SimpleTest.finish();
+      return;
+    }
+
+    if (event.data.type == 'check') {
+      ok(event.data.status, event.data.msg);
+      return;
+    }
+
+    ok(false, "Unknown message.");
+  }
+});
+
+</script>
+</body>
+</html>