1 files changed, 38 insertions, 0 deletions
diff --git a/devtools/client/inspector/test/browser_inspector_highlighter-hover_02.js b/devtools/client/inspector/test/browser_inspector_highlighter-hover_02.js
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+++ b/devtools/client/inspector/test/browser_inspector_highlighter-hover_02.js
@@ -0,0 +1,38 @@
+/* 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";
+
+// Test that when after an element is selected and highlighted on hover, if the
+// mouse leaves the markup-view and comes back again on the same element, that
+// the highlighter is shown again on the node
+
+const TEST_URL = "data:text/html;charset=utf-8,<p>Select me!</p>";
+
+add_task(function* () {
+  let {inspector, testActor} = yield openInspectorForURL(TEST_URL);
+
+  info("hover over the <p> line in the markup-view so that it's the " +
+       "currently hovered node");
+  yield hoverContainer("p", inspector);
+
+  info("select the <p> markup-container line by clicking");
+  yield clickContainer("p", inspector);
+  let isVisible = yield testActor.isHighlighting();
+  ok(isVisible, "the highlighter is shown");
+
+  info("listen to the highlighter's hidden event");
+  let onHidden = testActor.waitForHighlighterEvent("hidden",
+    inspector.highlighter);
+  info("mouse-leave the markup-view");
+  yield mouseLeaveMarkupView(inspector);
+  yield onHidden;
+  isVisible = yield testActor.isHighlighting();
+  ok(!isVisible, "the highlighter is hidden after mouseleave");
+
+  info("hover over the <p> line again, which is still selected");
+  yield hoverContainer("p", inspector);
+  isVisible = yield testActor.isHighlighting();
+  ok(isVisible, "the highlighter is visible again");
+});