1 files changed, 118 insertions, 0 deletions
diff --git a/devtools/client/inspector/shared/test/browser_styleinspector_context-menu-copy-color_01.js b/devtools/client/inspector/shared/test/browser_styleinspector_context-menu-copy-color_01.js
new file mode 100644
index 000000000..5a27edf16
--- /dev/null
+++ b/devtools/client/inspector/shared/test/browser_styleinspector_context-menu-copy-color_01.js
@@ -0,0 +1,118 @@
+/* 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 "Copy color" item of the context menu #1: Test _isColorPopup.
+
+const TEST_URI = `
+  <div style="color:rgb(18, 58, 188);margin:0px;background:span[data-color];">
+    Test "Copy color" context menu option
+  </div>
+`;
+
+add_task(function* () {
+  // Test is slow on Linux EC2 instances - Bug 1137765
+  requestLongerTimeout(2);
+  yield addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
+  let {inspector} = yield openInspector();
+  yield testView("ruleview", inspector);
+  yield testView("computedview", inspector);
+});
+
+function* testView(viewId, inspector) {
+  info("Testing " + viewId);
+
+  yield inspector.sidebar.select(viewId);
+  let view = inspector[viewId].view || inspector[viewId].computedView;
+  yield selectNode("div", inspector);
+
+  testIsColorValueNode(view);
+  testIsColorPopupOnAllNodes(view);
+  yield clearCurrentNodeSelection(inspector);
+}
+
+/**
+ * A function testing that isColorValueNode correctly detects nodes part of
+ * color values.
+ */
+function testIsColorValueNode(view) {
+  info("Testing that child nodes of color nodes are detected.");
+  let root = rootElement(view);
+  let colorNode = root.querySelector("span[data-color]");
+
+  ok(colorNode, "Color node found");
+  for (let node of iterateNodes(colorNode)) {
+    ok(isColorValueNode(node), "Node is part of color value.");
+  }
+}
+
+/**
+ * A function testing that _isColorPopup returns a correct value for all nodes
+ * in the view.
+ */
+function testIsColorPopupOnAllNodes(view) {
+  let root = rootElement(view);
+  for (let node of iterateNodes(root)) {
+    testIsColorPopupOnNode(view, node);
+  }
+}
+
+/**
+ * Test result of _isColorPopup with given node.
+ * @param object view
+ *               A CSSRuleView or CssComputedView instance.
+ * @param Node node
+ *             A node to check.
+ */
+function testIsColorPopupOnNode(view, node) {
+  info("Testing node " + node);
+  view.styleDocument.popupNode = node;
+  view._contextmenu._colorToCopy = "";
+
+  let result = view._contextmenu._isColorPopup();
+  let correct = isColorValueNode(node);
+
+  is(result, correct, "_isColorPopup returned the expected value " + correct);
+  is(view._contextmenu._colorToCopy, (correct) ? "rgb(18, 58, 188)" : "",
+     "_colorToCopy was set to the expected value");
+}
+
+/**
+ * Check if a node is part of color value i.e. it has parent with a 'data-color'
+ * attribute.
+ */
+function isColorValueNode(node) {
+  let container = (node.nodeType == node.TEXT_NODE) ?
+                   node.parentElement : node;
+
+  let isColorNode = el => el.dataset && "color" in el.dataset;
+
+  while (!isColorNode(container)) {
+    container = container.parentNode;
+    if (!container) {
+      info("No color. Node is not part of color value.");
+      return false;
+    }
+  }
+
+  info("Found a color. Node is part of color value.");
+
+  return true;
+}
+
+/**
+ * A generator that iterates recursively trough all child nodes of baseNode.
+ */
+function* iterateNodes(baseNode) {
+  yield baseNode;
+
+  for (let child of baseNode.childNodes) {
+    yield* iterateNodes(child);
+  }
+}
+
+/**
+ * Returns the root element for the given view, rule or computed.
+ */
+var rootElement = view => (view.element) ? view.element : view.styleDocument;