1 files changed, 41 insertions, 0 deletions
diff --git a/devtools/client/styleeditor/test/browser_styleeditor_syncIntoRuleView.js b/devtools/client/styleeditor/test/browser_styleeditor_syncIntoRuleView.js
new file mode 100644
index 0000000000..143e4e92c3
--- /dev/null
+++ b/devtools/client/styleeditor/test/browser_styleeditor_syncIntoRuleView.js
@@ -0,0 +1,41 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+// Test that changes in the style editor are synchronized into the
+// style inspector.
+
+const TEST_URI = `
+  <style type='text/css'>
+  </style>
+  <div id='testid' class='testclass'>Styled Node</div>
+`;
+
+const TESTCASE_CSS_SOURCE = "#testid { color: chartreuse; }";
+
+add_task(async function () {
+  await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
+
+  info("Open the inspector and select the node we want to add style to");
+  const { inspector, view } = await openRuleView();
+  await selectNode("#testid", inspector);
+
+  info("Open the StyleEditor");
+  const { panel, ui } = await openStyleEditor();
+
+  const editor = await ui.editors[0].getSourceEditor();
+  await new Promise(res => waitForFocus(res, panel.panelWindow));
+
+  info("Type new rule in stylesheet");
+  editor.focus();
+  EventUtils.sendString(TESTCASE_CSS_SOURCE, panel.panelWindow);
+  ok(editor.unsaved, "new editor has unsaved flag");
+
+  info("Wait for ruleview to update");
+  await inspector.toolbox.selectTool("inspector");
+  await waitFor(() => getRuleViewRule(view, "#testid"));
+
+  info("Check that edits were synced to rule view");
+  const value = getRuleViewPropertyValue(view, "#testid", "color");
+  is(value, "chartreuse", "Got the expected color property");
+});