1 files changed, 31 insertions, 0 deletions
diff --git a/devtools/client/styleeditor/test/browser_styleeditor_syncAddRule.js b/devtools/client/styleeditor/test/browser_styleeditor_syncAddRule.js
new file mode 100644
index 000000000..348b9c630
--- /dev/null
+++ b/devtools/client/styleeditor/test/browser_styleeditor_syncAddRule.js
@@ -0,0 +1,31 @@
+/* vim: set 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 that adding a new rule is synced to the style editor.
+
+const TESTCASE_URI = TEST_BASE_HTTP + "sync.html";
+
+const expectedText = `
+#testid {
+}`;
+
+add_task(function* () {
+  yield addTab(TESTCASE_URI);
+  let { inspector, view } = yield openRuleView();
+  yield selectNode("#testid", inspector);
+
+  let onRuleViewChanged = once(view, "ruleview-changed");
+  view.addRuleButton.click();
+  yield onRuleViewChanged;
+
+  let { ui } = yield openStyleEditor();
+
+  info("Selecting the second editor");
+  yield ui.selectStyleSheet(ui.editors[1].styleSheet);
+
+  let editor = ui.editors[1];
+  let text = editor.sourceEditor.getText();
+  is(text, expectedText, "selector edits are synced");
+});