1 files changed, 55 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/browser/browser_webconsole_timestamps.js b/devtools/client/webconsole/test/browser/browser_webconsole_timestamps.js
new file mode 100644
index 0000000000..85f78f0639
--- /dev/null
+++ b/devtools/client/webconsole/test/browser/browser_webconsole_timestamps.js
@@ -0,0 +1,55 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Test for the message timestamps option: check if the preference toggles the
+// display of messages in the console output. See bug 722267.
+
+"use strict";
+
+const { PrefObserver } = require("resource://devtools/client/shared/prefs.js");
+
+const TEST_URI = `data:text/html;charset=utf-8,<!DOCTYPE html>
+  Web Console test for bug 1307871 - preference for toggling timestamps in messages`;
+const PREF_MESSAGE_TIMESTAMP = "devtools.webconsole.timestampMessages";
+
+add_task(async function () {
+  const hud = await openNewTabAndConsole(TEST_URI);
+
+  info("Call the log function defined in the test page");
+  const onMessage = waitForMessageByType(
+    hud,
+    "simple text message",
+    ".console-api"
+  );
+  await SpecialPowers.spawn(gBrowser.selectedBrowser, [], () => {
+    content.wrappedJSObject.console.log("simple text message");
+  });
+  const message = await onMessage;
+
+  const prefValue = Services.prefs.getBoolPref(PREF_MESSAGE_TIMESTAMP);
+  ok(!prefValue, "Messages should have no timestamp by default (pref check)");
+  ok(
+    !message.node.querySelector(".timestamp"),
+    "Messages should have no timestamp by default (element check)"
+  );
+
+  const observer = new PrefObserver("");
+
+  info("Change Timestamp preference");
+  const prefChanged = observer.once(PREF_MESSAGE_TIMESTAMP, () => {});
+
+  await toggleConsoleSetting(
+    hud,
+    ".webconsole-console-settings-menu-item-timestamps"
+  );
+
+  await prefChanged;
+  observer.destroy();
+
+  ok(
+    message.node.querySelector(".timestamp"),
+    "Messages should have timestamp"
+  );
+
+  Services.prefs.clearUserPref(PREF_MESSAGE_TIMESTAMP);
+});