1 files changed, 76 insertions, 0 deletions
diff --git a/devtools/client/inspector/rules/test/browser_rules_edit-value-after-name_04.js b/devtools/client/inspector/rules/test/browser_rules_edit-value-after-name_04.js
new file mode 100644
index 0000000000..a315f5bec5
--- /dev/null
+++ b/devtools/client/inspector/rules/test/browser_rules_edit-value-after-name_04.js
@@ -0,0 +1,76 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Tests that clicking on a property's value URL while editing the property name
+// will open the link in a new tab. See also Bug 1248274.
+
+const TEST_URI = `
+  <style type="text/css">
+  #testid {
+      background: url("https://example.com/browser/devtools/client/inspector/rules/test/doc_test_image.png"), linear-gradient(white, #F06 400px);
+  }
+  </style>
+  <div id="testid">Styled Node</div>
+`;
+
+add_task(async function () {
+  await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
+  const { inspector, view } = await openRuleView();
+
+  info("Test click on background-image url while editing property name");
+
+  await selectNode("#testid", inspector);
+  const ruleEditor = getRuleViewRuleEditor(view, 1);
+  const propEditor = ruleEditor.rule.textProps[0].editor;
+  const anchor = propEditor.valueSpan.querySelector(
+    ".ruleview-propertyvalue .theme-link"
+  );
+
+  info("Focus the background name span");
+  await focusEditableField(view, propEditor.nameSpan);
+  const editor = inplaceEditor(propEditor.doc.activeElement);
+
+  info(
+    "Modify the property to background to trigger the " +
+      "property-value-updated event"
+  );
+  editor.input.value = "background-image";
+
+  const onRuleViewChanged = view.once("ruleview-changed");
+  const onPropertyValueUpdate = view.once("property-value-updated");
+  const onTabOpened = waitForTab();
+
+  info("blur propEditor.nameSpan by clicking on the link");
+  // The url can be wrapped across multiple lines, and so we click the lower left corner
+  // of the anchor to make sure to target the link.
+  const rect = anchor.getBoundingClientRect();
+  EventUtils.synthesizeMouse(
+    anchor,
+    2,
+    rect.height - 2,
+    {},
+    propEditor.doc.defaultView
+  );
+
+  info(
+    "wait for ruleview-changed event to be triggered to prevent pending requests"
+  );
+  await onRuleViewChanged;
+
+  info("wait for the property value to be updated");
+  await onPropertyValueUpdate;
+
+  info("wait for the image to be open in a new tab");
+  const tab = await onTabOpened;
+  ok(true, "A new tab opened");
+
+  is(
+    tab.linkedBrowser.currentURI.spec,
+    anchor.href,
+    "The URL for the new tab is correct"
+  );
+
+  gBrowser.removeTab(tab);
+});