1 files changed, 38 insertions, 0 deletions
diff --git a/devtools/client/inspector/rules/test/browser_rules_selector-highlighter-on-navigate.js b/devtools/client/inspector/rules/test/browser_rules_selector-highlighter-on-navigate.js
new file mode 100644
index 000000000..54e25c399
--- /dev/null
+++ b/devtools/client/inspector/rules/test/browser_rules_selector-highlighter-on-navigate.js
@@ -0,0 +1,38 @@
+/* vim: set ft=javascript 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 the selector highlighter is hidden on page navigation.
+
+const TEST_URI = `
+  <style type="text/css">
+    body, p, td {
+      background: red;
+    }
+  </style>
+  Test the selector highlighter
+`;
+
+const TEST_URI_2 = "data:text/html,<html><body>test</body></html>";
+
+add_task(function* () {
+  yield addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
+  let {inspector, view} = yield openRuleView();
+  let highlighters = view.highlighters;
+
+  info("Clicking on a selector icon");
+  let icon = getRuleViewSelectorHighlighterIcon(view, "body, p, td");
+
+  let onToggled = view.once("ruleview-selectorhighlighter-toggled");
+  EventUtils.synthesizeMouseAtCenter(icon, {}, view.styleWindow);
+  let isVisible = yield onToggled;
+
+  ok(highlighters.selectorHighlighterShown, "The selectorHighlighterShown is set.");
+  ok(view.selectorHighlighter, "The selectorhighlighter instance was created");
+  ok(isVisible, "The toggle event says the highlighter is visible");
+
+  yield navigateTo(inspector, TEST_URI_2);
+  ok(!highlighters.selectorHighlighterShown, "The selectorHighlighterShown is unset.");
+});