1 files changed, 32 insertions, 0 deletions
diff --git a/devtools/client/styleeditor/test/browser_styleeditor_navigate.js b/devtools/client/styleeditor/test/browser_styleeditor_navigate.js
new file mode 100644
index 000000000..4d44fca70
--- /dev/null
+++ b/devtools/client/styleeditor/test/browser_styleeditor_navigate.js
@@ -0,0 +1,32 @@
+/* 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 selected sheet and cursor position is reset during navigation.
+
+const TESTCASE_URI = TEST_BASE_HTTPS + "simple.html";
+const NEW_URI = TEST_BASE_HTTPS + "media.html";
+
+const LINE_NO = 5;
+const COL_NO = 3;
+
+add_task(function* () {
+  let { ui } = yield openStyleEditorForURL(TESTCASE_URI);
+
+  is(ui.editors.length, 2, "Two sheets present after load.");
+
+  info("Selecting the second editor");
+  yield ui.selectStyleSheet(ui.editors[1].styleSheet, LINE_NO, COL_NO);
+
+  yield navigateToAndWaitForStyleSheets(NEW_URI, ui);
+
+  info("Waiting for source editor to be ready.");
+  yield ui.editors[0].getSourceEditor();
+
+  is(ui.selectedEditor, ui.editors[0], "first editor is selected");
+
+  let {line, ch} = ui.selectedEditor.sourceEditor.getCursor();
+  is(line, 0, "first line is selected");
+  is(ch, 0, "first column is selected");
+});