1 files changed, 98 insertions, 0 deletions
diff --git a/devtools/client/inspector/markup/test/browser_markup_tag_edit_12.js b/devtools/client/inspector/markup/test/browser_markup_tag_edit_12.js
new file mode 100644
index 000000000..4fcf3dd66
--- /dev/null
+++ b/devtools/client/inspector/markup/test/browser_markup_tag_edit_12.js
@@ -0,0 +1,98 @@
+/* vim: set ts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Tests that focus position is correct when tabbing through and editing
+// attributes.
+
+const TEST_URL = "data:text/html;charset=utf8," +
+                 "<div id='attr' a='1' b='2' c='3'></div>" +
+                 "<div id='delattr' tobeinvalid='1' last='2'></div>";
+
+add_task(function* () {
+  let {inspector} = yield openInspectorForURL(TEST_URL);
+
+  yield testAttributeEditing(inspector);
+  yield testAttributeDeletion(inspector);
+});
+
+function* testAttributeEditing(inspector) {
+  info("Testing focus position after attribute editing");
+
+  info("Setting the first non-id attribute in edit mode");
+  // focuses id
+  yield activateFirstAttribute("#attr", inspector);
+  // focuses the first attr after id
+  collapseSelectionAndTab(inspector);
+
+  let attrs = yield getAttributesFromEditor("#attr", inspector);
+
+  info("Editing this attribute, keeping the same name, " +
+       "and tabbing to the next");
+  yield editAttributeAndTab(attrs[1] + '="99"', inspector);
+  checkFocusedAttribute(attrs[2], true);
+
+  info("Editing the new focused attribute, keeping the name, " +
+       "and tabbing to the previous");
+  yield editAttributeAndTab(attrs[2] + '="99"', inspector, true);
+  checkFocusedAttribute(attrs[1], true);
+
+  info("Editing attribute name, changes attribute order");
+  yield editAttributeAndTab("d='4'", inspector);
+  checkFocusedAttribute("id", true);
+
+  // Escape of the currently focused field for the next test
+  EventUtils.sendKey("escape", inspector.panelWin);
+}
+
+function* testAttributeDeletion(inspector) {
+  info("Testing focus position after attribute deletion");
+
+  info("Setting the first non-id attribute in edit mode");
+  // focuses id
+  yield activateFirstAttribute("#delattr", inspector);
+  // focuses the first attr after id
+  collapseSelectionAndTab(inspector);
+
+  let attrs = yield getAttributesFromEditor("#delattr", inspector);
+
+  info("Entering an invalid attribute to delete the attribute");
+  yield editAttributeAndTab('"', inspector);
+  checkFocusedAttribute(attrs[2], true);
+
+  info("Deleting the last attribute");
+  yield editAttributeAndTab(" ", inspector);
+
+  // Check we're on the newattr element
+  let focusedAttr = Services.focus.focusedElement;
+  ok(focusedAttr.classList.contains("styleinspector-propertyeditor"),
+     "in newattr");
+  is(focusedAttr.tagName, "textarea", "newattr is active");
+}
+
+function* editAttributeAndTab(newValue, inspector, goPrevious) {
+  let onEditMutation = inspector.markup.once("refocusedonedit");
+  inspector.markup.doc.activeElement.value = newValue;
+  if (goPrevious) {
+    EventUtils.synthesizeKey("VK_TAB", { shiftKey: true },
+      inspector.panelWin);
+  } else {
+    EventUtils.sendKey("tab", inspector.panelWin);
+  }
+  yield onEditMutation;
+}
+
+/**
+ * Given a markup container, focus and turn in edit mode its first attribute
+ * field.
+ */
+function* activateFirstAttribute(container, inspector) {
+  let {editor} = yield focusNode(container, inspector);
+  editor.tag.focus();
+
+  // Go to "id" attribute and trigger edit mode.
+  EventUtils.sendKey("tab", inspector.panelWin);
+  EventUtils.sendKey("return", inspector.panelWin);
+}