1 files changed, 19 insertions, 0 deletions
diff --git a/devtools/client/debugger/test/mochitest/browser_dbg-toggling-tools.js b/devtools/client/debugger/test/mochitest/browser_dbg-toggling-tools.js
new file mode 100644
index 0000000000..7e6025869c
--- /dev/null
+++ b/devtools/client/debugger/test/mochitest/browser_dbg-toggling-tools.js
@@ -0,0 +1,19 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */
+
+// Tests that you can switch tools, without losing your editor position
+
+"use strict";
+
+add_task(async function () {
+  const dbg = await initDebugger("doc-scripts.html", "long.js");
+
+  await selectSource(dbg, "long.js");
+  getCM(dbg).scrollTo(0, 284);
+
+  pressKey(dbg, "inspector");
+  pressKey(dbg, "debugger");
+
+  is(getCM(dbg).getScrollInfo().top, 284);
+});