1 files changed, 64 insertions, 0 deletions
diff --git a/dom/workers/test/test_navigator_iframe.js b/dom/workers/test/test_navigator_iframe.js
new file mode 100644
index 0000000000..fd6269cebe
--- /dev/null
+++ b/dom/workers/test/test_navigator_iframe.js
@@ -0,0 +1,64 @@
+var worker = new Worker("navigator_worker.js");
+
+var is = window.parent.is;
+var ok = window.parent.ok;
+var SimpleTest = window.parent.SimpleTest;
+
+worker.onmessage = function (event) {
+  var args = JSON.parse(event.data);
+
+  if (args.name == "testFinished") {
+    SimpleTest.finish();
+    return;
+  }
+
+  if (typeof navigator[args.name] == "undefined") {
+    ok(false, "Navigator has no '" + args.name + "' property!");
+    return;
+  }
+
+  if (args.name === "languages") {
+    is(
+      navigator.languages.toString(),
+      args.value.toString(),
+      "languages matches"
+    );
+    return;
+  }
+
+  const objectProperties = [
+    "connection",
+    "gpu",
+    "locks",
+    "mediaCapabilities",
+    "storage",
+  ];
+
+  if (objectProperties.includes(args.name)) {
+    is(
+      typeof navigator[args.name],
+      typeof args.value,
+      `${args.name} type matches`
+    );
+    return;
+  }
+
+  is(
+    navigator[args.name],
+    args.value,
+    "Mismatched navigator string for " + args.name + "!"
+  );
+};
+
+worker.onerror = function (event) {
+  ok(false, "Worker had an error: " + event.message);
+  SimpleTest.finish();
+};
+
+var { AppConstants } = SpecialPowers.ChromeUtils.importESModule(
+  "resource://gre/modules/AppConstants.sys.mjs"
+);
+var isNightly = AppConstants.NIGHTLY_BUILD;
+var isRelease = AppConstants.RELEASE_OR_BETA;
+
+worker.postMessage({ isNightly, isRelease });