1 files changed, 82 insertions, 0 deletions
diff --git a/devtools/client/inspector/rules/test/browser_rules_shapes-toggle_01.js b/devtools/client/inspector/rules/test/browser_rules_shapes-toggle_01.js
new file mode 100644
index 0000000000..a3fd4ccd3e
--- /dev/null
+++ b/devtools/client/inspector/rules/test/browser_rules_shapes-toggle_01.js
@@ -0,0 +1,82 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test toggling the shapes highlighter in the rule view and the display of the
+// shapes highlighter.
+
+const TEST_URI = `
+  <style type='text/css'>
+    #shape {
+      width: 800px;
+      height: 800px;
+      clip-path: circle(25%);
+    }
+  </style>
+  <div id="shape"></div>
+`;
+
+const HIGHLIGHTER_TYPE = "ShapesHighlighter";
+
+add_task(async function () {
+  await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
+  const { inspector, view } = await openRuleView();
+  const highlighters = view.highlighters;
+
+  info("Select a node with a shape value");
+  await selectNode("#shape", inspector);
+  const container = getRuleViewProperty(view, "#shape", "clip-path").valueSpan;
+  const shapesToggle = container.querySelector(".ruleview-shapeswatch");
+
+  info("Checking the initial state of the CSS shape toggle in the rule-view.");
+  ok(shapesToggle, "Shapes highlighter toggle is visible.");
+  ok(
+    !shapesToggle.classList.contains("active"),
+    "Shapes highlighter toggle button is not active."
+  );
+  ok(
+    !highlighters.highlighters[HIGHLIGHTER_TYPE],
+    "No CSS shapes highlighter exists in the rule-view."
+  );
+  ok(
+    !highlighters.shapesHighlighterShown,
+    "No CSS shapes highlighter is shown."
+  );
+  info("Toggling ON the CSS shapes highlighter from the rule-view.");
+  const onHighlighterShown = highlighters.once("shapes-highlighter-shown");
+  shapesToggle.click();
+  await onHighlighterShown;
+
+  info(
+    "Checking the CSS shapes highlighter is created and toggle button is active in " +
+      "the rule-view."
+  );
+  ok(
+    shapesToggle.classList.contains("active"),
+    "Shapes highlighter toggle is active."
+  );
+  ok(
+    inspector.inspectorFront.getKnownHighlighter(HIGHLIGHTER_TYPE).actorID,
+    "CSS shapes highlighter created in the rule-view."
+  );
+  ok(highlighters.shapesHighlighterShown, "CSS shapes highlighter is shown.");
+
+  info("Toggling OFF the CSS shapes highlighter from the rule-view.");
+  const onHighlighterHidden = highlighters.once("shapes-highlighter-hidden");
+  shapesToggle.click();
+  await onHighlighterHidden;
+
+  info(
+    "Checking the CSS shapes highlighter is not shown and toggle button is not " +
+      "active in the rule-view."
+  );
+  ok(
+    !shapesToggle.classList.contains("active"),
+    "shapes highlighter toggle button is not active."
+  );
+  ok(
+    !highlighters.shapesHighlighterShown,
+    "No CSS shapes highlighter is shown."
+  );
+});