1 files changed, 103 insertions, 0 deletions
diff --git a/devtools/client/inspector/test/browser_inspector_highlighter-geometry_04.js b/devtools/client/inspector/test/browser_inspector_highlighter-geometry_04.js
new file mode 100644
index 0000000000..9fef4c98dd
--- /dev/null
+++ b/devtools/client/inspector/test/browser_inspector_highlighter-geometry_04.js
@@ -0,0 +1,103 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* Globals defined in: devtools/client/inspector/test/head.js */
+
+"use strict";
+
+// Test that the arrows and handlers are positioned correctly and have the right
+// size.
+
+const TEST_URL = URL_ROOT + "doc_inspector_highlighter-geometry_01.html";
+const ID = "geometry-editor-";
+const HIGHLIGHTER_TYPE = "GeometryEditorHighlighter";
+
+const handlerMap = {
+  top: { cx: "x2", cy: "y2" },
+  bottom: { cx: "x2", cy: "y2" },
+  left: { cx: "x2", cy: "y2" },
+  right: { cx: "x2", cy: "y2" },
+};
+
+add_task(async function () {
+  const helper = await openInspectorForURL(TEST_URL).then(
+    getHighlighterHelperFor(HIGHLIGHTER_TYPE)
+  );
+
+  helper.prefix = ID;
+
+  const { hide, finalize } = helper;
+
+  await checkArrowsAndHandlers(helper, ".absolute-all-4", {
+    top: { x1: 506, y1: 51, x2: 506, y2: 61 },
+    bottom: { x1: 506, y1: 451, x2: 506, y2: 251 },
+    left: { x1: 401, y1: 156, x2: 411, y2: 156 },
+    right: { x1: 901, y1: 156, x2: 601, y2: 156 },
+  });
+
+  await checkArrowsAndHandlers(helper, ".relative", {
+    top: { x1: 901, y1: 51, x2: 901, y2: 91 },
+    left: { x1: 401, y1: 97, x2: 651, y2: 97 },
+  });
+
+  await checkArrowsAndHandlers(helper, ".fixed", {
+    top: { x1: 25, y1: 0, x2: 25, y2: 400 },
+    left: { x1: 0, y1: 425, x2: 0, y2: 425 },
+  });
+
+  info("Hiding the highlighter");
+  await hide();
+  await finalize();
+});
+
+async function checkArrowsAndHandlers(helper, selector, arrows) {
+  info("Highlighting the test node " + selector);
+
+  await helper.show(selector);
+
+  for (const side in arrows) {
+    await checkArrowAndHandler(helper, side, arrows[side]);
+  }
+}
+
+async function checkArrowAndHandler(
+  { getElementAttribute },
+  name,
+  expectedCoords
+) {
+  info("Checking " + name + "arrow and handler coordinates are correct");
+
+  const handlerX = await getElementAttribute("handler-" + name, "cx");
+  const handlerY = await getElementAttribute("handler-" + name, "cy");
+
+  const expectedHandlerX = await getElementAttribute(
+    "arrow-" + name,
+    handlerMap[name].cx
+  );
+  const expectedHandlerY = await getElementAttribute(
+    "arrow-" + name,
+    handlerMap[name].cy
+  );
+
+  is(
+    handlerX,
+    expectedHandlerX,
+    "coordinate X for handler " + name + " is correct."
+  );
+  is(
+    handlerY,
+    expectedHandlerY,
+    "coordinate Y for handler " + name + " is correct."
+  );
+
+  for (const coordinate in expectedCoords) {
+    const value = await getElementAttribute("arrow-" + name, coordinate);
+
+    is(
+      Math.floor(value),
+      expectedCoords[coordinate],
+      coordinate + " coordinate for arrow " + name + " is correct"
+    );
+  }
+}