1 files changed, 36 insertions, 0 deletions
diff --git a/devtools/client/framework/test/browser_target_events.js b/devtools/client/framework/test/browser_target_events.js
new file mode 100644
index 0000000000..3681e93ff3
--- /dev/null
+++ b/devtools/client/framework/test/browser_target_events.js
@@ -0,0 +1,36 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+add_task(async function() {
+  // Navigation events (navigate/will-navigate) on the target no longer fire with server targets.
+  // And as bfcache in parent introduce server target, they are also missing in this case.
+  // We should probably drop this test once we stop supporting client side targets (bug 1721852).
+  await pushPref("devtools.target-switching.server.enabled", false);
+
+  // Disable bfcache for Fission for now.
+  // If Fission is disabled, the pref is no-op.
+  await SpecialPowers.pushPrefEnv({
+    set: [["fission.bfcacheInParent", false]],
+  });
+
+  gBrowser.selectedTab = BrowserTestUtils.addTab(gBrowser);
+  await BrowserTestUtils.browserLoaded(gBrowser.selectedBrowser);
+
+  const target = await createAndAttachTargetForTab(gBrowser.selectedTab);
+  is(target.localTab, gBrowser.selectedTab, "Target linked to the right tab.");
+
+  const willNavigate = once(target, "will-navigate");
+  const navigate = once(target, "navigate");
+  SpecialPowers.spawn(gBrowser.selectedBrowser, [], () => {
+    content.location = "data:text/html,<meta charset='utf8'/>test navigation";
+  });
+  await willNavigate;
+  ok(true, "will-navigate event received");
+  await navigate;
+  ok(true, "navigate event received");
+
+  const onTargetDestroyed = once(target, "target-destroyed");
+  gBrowser.removeCurrentTab();
+  await onTargetDestroyed;
+  ok(true, "target destroyed received");
+});