1 files changed, 35 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 0000000000..3a014a68f7
--- /dev/null
+++ b/devtools/client/inspector/rules/test/browser_rules_selector-highlighter-on-navigate.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 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(async function () {
+  await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
+  const { inspector, view } = await openRuleView();
+
+  info("Clicking on a selector icon");
+  const { highlighter, isShown } = await clickSelectorIcon(view, "body, p, td");
+
+  ok(highlighter, "The selector highlighter instance was created");
+  ok(isShown, "The selector highlighter was shown");
+
+  await navigateTo(TEST_URI_2);
+
+  const activeHighlighter = inspector.highlighters.getActiveHighlighter(
+    inspector.highlighters.TYPES.SELECTOR
+  );
+  ok(!activeHighlighter, "No selector highlighter is active");
+});