1 files changed, 48 insertions, 0 deletions
diff --git a/devtools/client/inspector/markup/test/browser_markup_keybindings_01.js b/devtools/client/inspector/markup/test/browser_markup_keybindings_01.js
new file mode 100644
index 0000000000..9488670d3c
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+++ b/devtools/client/inspector/markup/test/browser_markup_keybindings_01.js
@@ -0,0 +1,48 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+requestLongerTimeout(2);
+
+// Tests tabbing through attributes on a node
+
+const TEST_URL = "data:text/html;charset=utf8,<div id='test' a b c d e></div>";
+
+add_task(async function () {
+  const { inspector } = await openInspectorForURL(TEST_URL);
+
+  info("Focusing the tag editor of the test element");
+  const { editor } = await focusNode("div", inspector);
+  editor.tag.focus();
+
+  info("Pressing tab and expecting to focus the ID attribute, always first");
+  EventUtils.sendKey("tab", inspector.panelWin);
+  checkFocusedAttribute("id");
+
+  info("Hit enter to turn the attribute to edit mode");
+  EventUtils.sendKey("return", inspector.panelWin);
+  checkFocusedAttribute("id", true);
+
+  // Check the order of the other attributes in the DOM to the check they appear
+  // correctly in the markup-view
+  const attributes = (await getAttributesFromEditor("div", inspector)).slice(1);
+
+  info("Tabbing forward through attributes in edit mode");
+  for (const attribute of attributes) {
+    collapseSelectionAndTab(inspector);
+    checkFocusedAttribute(attribute, true);
+  }
+
+  info("Tabbing backward through attributes in edit mode");
+
+  // Just reverse the attributes other than id and remove the first one since
+  // it's already focused now.
+  const reverseAttributes = attributes.reverse();
+  reverseAttributes.shift();
+
+  for (const attribute of reverseAttributes) {
+    collapseSelectionAndShiftTab(inspector);
+    checkFocusedAttribute(attribute, true);
+  }
+});