1 files changed, 50 insertions, 0 deletions
diff --git a/devtools/client/inspector/rules/test/browser_rules_add-property-commented.js b/devtools/client/inspector/rules/test/browser_rules_add-property-commented.js
new file mode 100644
index 0000000000..eebade7d70
--- /dev/null
+++ b/devtools/client/inspector/rules/test/browser_rules_add-property-commented.js
@@ -0,0 +1,50 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test that commented properties can be added and are disabled.
+
+const TEST_URI = "<div id='testid'></div>";
+
+add_task(async function () {
+  await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
+  const { inspector, view } = await openRuleView();
+  await selectNode("#testid", inspector);
+  await testCreateNewSetOfCommentedAndUncommentedProperties(view);
+});
+
+async function testCreateNewSetOfCommentedAndUncommentedProperties(view) {
+  info("Test creating a new set of commented and uncommented properties");
+
+  info("Focusing a new property name in the rule-view");
+  const ruleEditor = getRuleViewRuleEditor(view, 0);
+  const editor = await focusEditableField(view, ruleEditor.closeBrace);
+  is(
+    inplaceEditor(ruleEditor.newPropSpan),
+    editor,
+    "The new property editor has focus"
+  );
+
+  info(
+    "Entering a commented property/value pair into the property name editor"
+  );
+  const input = editor.input;
+  input.value = `color: blue;
+                 /* background-color: yellow; */
+                 width: 200px;
+                 height: 100px;
+                 /* padding-bottom: 1px; */`;
+
+  info("Pressing return to commit and focus the new value field");
+  const onModifications = view.once("ruleview-changed");
+  EventUtils.synthesizeKey("VK_RETURN", {}, view.styleWindow);
+  await onModifications;
+
+  const textProps = ruleEditor.rule.textProps;
+  ok(textProps[0].enabled, "The 'color' property is enabled.");
+  ok(!textProps[1].enabled, "The 'background-color' property is disabled.");
+  ok(textProps[2].enabled, "The 'width' property is enabled.");
+  ok(textProps[3].enabled, "The 'height' property is enabled.");
+  ok(!textProps[4].enabled, "The 'padding-bottom' property is disabled.");
+}