1 files changed, 38 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/browser_webconsole_chrome.js b/devtools/client/webconsole/test/browser_webconsole_chrome.js
new file mode 100644
index 000000000..2513d1df5
--- /dev/null
+++ b/devtools/client/webconsole/test/browser_webconsole_chrome.js
@@ -0,0 +1,38 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Tests that code completion works properly in chrome tabs, like about:credits.
+
+"use strict";
+
+function test() {
+  Task.spawn(function* () {
+    const {tab} = yield loadTab("about:config");
+    ok(tab, "tab loaded");
+
+    const hud = yield openConsole(tab);
+    ok(hud, "we have a console");
+    ok(hud.iframeWindow, "we have the console UI window");
+
+    let jsterm = hud.jsterm;
+    ok(jsterm, "we have a jsterm");
+
+    let input = jsterm.inputNode;
+    ok(hud.outputNode, "we have an output node");
+
+    // Test typing 'docu'.
+    input.value = "docu";
+    input.setSelectionRange(4, 4);
+
+    let deferred = promise.defer();
+
+    jsterm.complete(jsterm.COMPLETE_HINT_ONLY, function () {
+      is(jsterm.completeNode.value, "    ment", "'docu' completion");
+      deferred.resolve(null);
+    });
+
+    yield deferred.promise;
+  }).then(finishTest);
+}