diff -r 000000000000 -r 6474c204b198 toolkit/components/viewsource/test/browser/browser_gotoline.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolkit/components/viewsource/test/browser/browser_gotoline.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,27 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+let content = "line 1\nline 2\nline 3";
+let runningPlainText = false;
+
+function test() {
+  waitForExplicitFinish();
+
+  testViewSourceWindow("data:text/html," + encodeURIComponent(content), checkViewSource, function() {
+    testViewSourceWindow("data:text/plain," + encodeURIComponent(content), checkViewSource, finish);
+  });
+}
+
+function checkViewSource(aWindow) {
+  is(aWindow.gBrowser.contentDocument.body.textContent, content, "Correct content loaded");
+
+  let selection = aWindow.gBrowser.contentWindow.getSelection();
+  let statusPanel = aWindow.document.getElementById("statusbar-line-col");
+  is(statusPanel.getAttribute("label"), "", "Correct status bar text");
+  for (let i = 1; i <= 3; i++) {
+    aWindow.goToLine(i);
+    is(selection.toString(), "line " + i, "Correct text selected");
+    is(statusPanel.getAttribute("label"), "Line " + i + ", Col 1", "Correct status bar text");
+  }
+}