1 files changed, 31 insertions, 0 deletions
diff --git a/dom/tests/mochitest/fetch/sw_reroute.js b/dom/tests/mochitest/fetch/sw_reroute.js
new file mode 100644
index 000000000..11ad7b76e
--- /dev/null
+++ b/dom/tests/mochitest/fetch/sw_reroute.js
@@ -0,0 +1,31 @@
+var gRegistration;
+
+function testScript(script) {
+  function setupSW(registration) {
+    gRegistration = registration;
+
+    var iframe = document.createElement("iframe");
+    iframe.src = "reroute.html?" + script.replace(".js", "");
+    document.body.appendChild(iframe);
+  }
+
+  SpecialPowers.pushPrefEnv({
+    "set": [["dom.serviceWorkers.enabled", true],
+            ["dom.serviceWorkers.testing.enabled", true],
+            ["dom.serviceWorkers.exemptFromPerDomainMax", true]]
+  }, function() {
+    navigator.serviceWorker.ready.then(setupSW);
+    var scriptURL = location.href.includes("sw_empty_reroute.html")
+                  ? "empty.js" : "reroute.js";
+    navigator.serviceWorker.register(scriptURL, {scope: "/"});
+  });
+}
+
+function finishTest() {
+  gRegistration.unregister().then(SimpleTest.finish, function(e) {
+    dump("unregistration failed: " + e + "\n");
+    SimpleTest.finish();
+  });
+}
+
+SimpleTest.waitForExplicitFinish();