1 files changed, 50 insertions, 0 deletions
diff --git a/devtools/client/framework/test/browser_target_cached-resource.js b/devtools/client/framework/test/browser_target_cached-resource.js
new file mode 100644
index 0000000000..b6f53fdee0
--- /dev/null
+++ b/devtools/client/framework/test/browser_target_cached-resource.js
@@ -0,0 +1,50 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// The target front holds resources that happend before ResourceCommand addeed listeners.
+// Test whether that feature works correctly or not.
+const TEST_URI =
+  "https://example.com/browser/devtools/client/framework/test/doc_cached-resource.html";
+const PARENT_MESSAGE = "Hello from parent";
+const CHILD_MESSAGE = "Hello from child";
+
+Services.scriptloader.loadSubScript(
+  "chrome://mochitests/content/browser/devtools/client/webconsole/test/browser/shared-head.js",
+  this
+);
+
+add_task(async function () {
+  info("Open console");
+  const tab = await addTab(TEST_URI);
+  const toolbox = await openToolboxForTab(tab, "webconsole");
+  const hud = toolbox.getCurrentPanel().hud;
+
+  info("Check the initial messages");
+  ok(
+    findMessageByType(hud, PARENT_MESSAGE, ".console-api"),
+    "Message from parent document is in console"
+  );
+  ok(
+    findMessageByType(hud, CHILD_MESSAGE, ".console-api"),
+    "Message from child document is in console"
+  );
+
+  info("Clear the messages");
+  hud.ui.window.document.querySelector(".devtools-clear-icon").click();
+  await waitUntil(
+    () => !findMessageByType(hud, PARENT_MESSAGE, ".console-api")
+  );
+
+  info("Reload the browsing page");
+  await navigateTo(TEST_URI);
+
+  info("Check the messages after reloading");
+  await waitUntil(
+    () =>
+      findMessageByType(hud, PARENT_MESSAGE, ".console-api") &&
+      findMessageByType(hud, CHILD_MESSAGE, ".console-api")
+  );
+  ok(true, "All messages are shown correctly");
+});