1 files changed, 52 insertions, 0 deletions
diff --git a/devtools/server/tests/browser/browser_setup_in_parent.js b/devtools/server/tests/browser/browser_setup_in_parent.js
new file mode 100644
index 0000000000..fa09cf6b6e
--- /dev/null
+++ b/devtools/server/tests/browser/browser_setup_in_parent.js
@@ -0,0 +1,52 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const ACTOR_URL =
+  "chrome://mochitests/content/browser/devtools/server/tests/browser/test-setup-in-parent.js";
+
+const { TestSetupInParentFront } = require(ACTOR_URL);
+
+add_task(async function() {
+  const browser = await addTab("data:text/html;charset=utf-8,foo");
+
+  info("Register target-scoped actor in the content process");
+  await registerActorInContentProcess(ACTOR_URL, {
+    prefix: "testSetupInParent",
+    constructor: "TestSetupInParentActor",
+    type: { target: true },
+  });
+
+  const tab = gBrowser.getTabForBrowser(browser);
+  const target = await TargetFactory.forTab(tab);
+  await target.attach();
+  const { client } = target;
+  const form = target.targetForm;
+
+  // As this Front isn't instantiated by protocol.js, we have to manually
+  // set its actor ID and manage it:
+  const front = new TestSetupInParentFront(client);
+  front.actorID = form.testSetupInParentActor;
+  front.manage(front);
+
+  // Wait also for a reponse from setupInParent called from setup-in-child.js
+  const onDone = new Promise(resolve => {
+    const onParent = (_, topic, args) => {
+      Services.obs.removeObserver(onParent, "test:setupParent");
+      args = JSON.parse(args);
+
+      is(args[0], true, "Got `mm` argument, a message manager");
+      ok(args[1].match(/server\d+.conn\d+.child\d+/), "Got `prefix` argument");
+
+      resolve();
+    };
+    Services.obs.addObserver(onParent, "test:setupParent");
+  });
+
+  await front.callSetupInParent();
+  await onDone;
+
+  await target.destroy();
+  gBrowser.removeCurrentTab();
+});