1 files changed, 35 insertions, 0 deletions
diff --git a/devtools/client/inspector/flexbox/test/browser_flexbox_item_list_02.js b/devtools/client/inspector/flexbox/test/browser_flexbox_item_list_02.js
new file mode 100644
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+++ b/devtools/client/inspector/flexbox/test/browser_flexbox_item_list_02.js
@@ -0,0 +1,35 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test that the flex item list can be used to navigated to the selected flex item.
+
+const TEST_URI = URL_ROOT + "doc_flexbox_specific_cases.html";
+
+add_task(async function () {
+  await addTab(TEST_URI);
+  const { inspector, flexboxInspector } = await openLayoutView();
+  const { document: doc } = flexboxInspector;
+
+  const onFlexItemListRendered = waitForDOM(doc, ".flex-item-list");
+  await selectNode("#container", inspector);
+  const [flexItemList] = await onFlexItemListRendered;
+
+  info("Checking the initial state of the flex item list.");
+  ok(flexItemList, "The flex item list is rendered.");
+  is(
+    flexItemList.querySelectorAll("button").length,
+    1,
+    "Got the correct number of flex items in the list."
+  );
+
+  info("Clicking on the first flex item to navigate to the flex item.");
+  const onFlexItemOutlineRendered = waitForDOM(doc, ".flex-outline-container");
+  flexItemList.querySelector("button").click();
+  const [flexOutlineContainer] = await onFlexItemOutlineRendered;
+
+  info("Checking the selected flex item state.");
+  ok(flexOutlineContainer, "The flex outline is rendered.");
+  ok(!doc.querySelector(".flex-item-list"), "The flex item list is not shown.");
+});