1 files changed, 46 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/browser_webconsole_property_provider.js b/devtools/client/webconsole/test/browser_webconsole_property_provider.js
new file mode 100644
index 000000000..0c9b4c4e3
--- /dev/null
+++ b/devtools/client/webconsole/test/browser_webconsole_property_provider.js
@@ -0,0 +1,46 @@
+/* -*- 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 the property provider, which is part of the code completion
+// infrastructure.
+
+"use strict";
+
+const TEST_URI = "data:text/html;charset=utf8,<p>test the JS property provider";
+
+function test() {
+  loadTab(TEST_URI).then(testPropertyProvider);
+}
+
+function testPropertyProvider({browser}) {
+  browser.removeEventListener("load", testPropertyProvider, true);
+  let {JSPropertyProvider} = require("devtools/shared/webconsole/js-property-provider");
+
+  let tmp = Cu.import("resource://gre/modules/jsdebugger.jsm", {});
+  tmp.addDebuggerToGlobal(tmp);
+  let dbg = new tmp.Debugger();
+  let dbgWindow = dbg.addDebuggee(content);
+
+  let completion = JSPropertyProvider(dbgWindow, null, "thisIsNotDefined");
+  is(completion.matches.length, 0, "no match for 'thisIsNotDefined");
+
+  // This is a case the PropertyProvider can't handle. Should return null.
+  completion = JSPropertyProvider(dbgWindow, null, "window[1].acb");
+  is(completion, null, "no match for 'window[1].acb");
+
+  // A very advanced completion case.
+  let strComplete =
+    "function a() { }document;document.getElementById(window.locatio";
+  completion = JSPropertyProvider(dbgWindow, null, strComplete);
+  ok(completion.matches.length == 2, "two matches found");
+  ok(completion.matchProp == "locatio", "matching part is 'test'");
+  let matches = completion.matches;
+  matches.sort();
+  ok(matches[0] == "location", "the first match is 'location'");
+  ok(matches[1] == "locationbar", "the second match is 'locationbar'");
+
+  dbg.removeDebuggee(content);
+  finishTest();
+}