1 files changed, 39 insertions, 0 deletions
diff --git a/devtools/client/debugger/test/mochitest/browser_dbg-outline-focus.js b/devtools/client/debugger/test/mochitest/browser_dbg-outline-focus.js
new file mode 100644
index 0000000000..f04a28b732
--- /dev/null
+++ b/devtools/client/debugger/test/mochitest/browser_dbg-outline-focus.js
@@ -0,0 +1,39 @@
+/* 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 after clicking a function in edtior, outline focuses that function
+
+"use strict";
+
+add_task(async function () {
+  const dbg = await initDebugger("doc-sources.html", "long.js");
+
+  await selectSource(dbg, "long.js", 1);
+  findElementWithSelector(dbg, ".outline-tab").click();
+  is(getItems(dbg).length, 9, "9 items in the outline list");
+
+  info("Clicking inside a function in editor should focus the outline");
+  clickAtPos(dbg, { line: 15, ch: 2 });
+  await waitForElementWithSelector(dbg, ".outline-list__element.focused");
+  ok(
+    getFocusedFunction(dbg).includes("addTodo"),
+    "The right function is focused"
+  );
+
+  info("Clicking an empty line in the editor should unfocus the outline");
+  await clickAtPos(dbg, { line: 13, ch: 2 });
+  is(getFocusedNode(dbg), null, "should not exist");
+});
+
+function getItems(dbg) {
+  return findAllElements(dbg, "outlineItems");
+}
+
+function getFocusedNode(dbg) {
+  return findElementWithSelector(dbg, ".outline-list__element.focused");
+}
+
+function getFocusedFunction(dbg) {
+  return getFocusedNode(dbg).innerText;
+}