Correct $ref links in extensions documentation server relative location.

chrome/common/extensions/docs/server2/reference_resolver_test.py

 #!/usr/bin/env python
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import json
 import os
 import sys
 import unittest
 
@@ skipping 152 matching lines @@
         '<pre><a href="bar.html#type-bon">bar.bon</a>({\nkey: value})',
         resolver.ResolveAllLinks('<pre>$ref:[bar.bon]({\nkey: value})',
                                  namespace='baz'))
 
     # Allow bare "$ref:foo.bar." at the end of a string.
     self.assertEqual(
         '<a href="bar.html#type-bon">bar.bon</a>.',
         resolver.ResolveAllLinks('$ref:bar.bon.',
                                  namespace='baz'))
 
+    # If a request is provided it should construct an appropriate relative link.
+    self.assertEqual(
+        'Hi <a href="../../bar.bon.html#property-bar_bon_p3">bar_bon_p3</a>, '
+            '<a href="../../bar.bon.html#property-bar_bon_p3">Bon Bon</a>, '
+            '<a href="../../bar.bon.html#property-bar_bon_p3">bar_bon_p3</a>',
+        resolver.ResolveAllLinks(
+            'Hi $ref:bar_bon_p3, $ref:[bar_bon_p3 Bon Bon], $ref:bar_bon_p3',
+            relative_to='big/long/path/bar.html',
+            namespace='bar.bon'))
+    self.assertEqual(
+        'Hi <a href="bar.bon.html#property-bar_bon_p3">bar_bon_p3</a>, '
+            '<a href="bar.bon.html#property-bar_bon_p3">Bon Bon</a>, '
+            '<a href="bar.bon.html#property-bar_bon_p3">bar_bon_p3</a>',
+        resolver.ResolveAllLinks(
+            'Hi $ref:bar_bon_p3, $ref:[bar_bon_p3 Bon Bon], $ref:bar_bon_p3',
+            relative_to='',
+            namespace='bar.bon'))
+    self.assertEqual(
+        'Hi <a href="bar.bon.html#property-bar_bon_p3">bar_bon_p3</a>, '
+            '<a href="bar.bon.html#property-bar_bon_p3">Bon Bon</a>, '
+            '<a href="bar.bon.html#property-bar_bon_p3">bar_bon_p3</a>',
+        resolver.ResolveAllLinks(
+            'Hi $ref:bar_bon_p3, $ref:[bar_bon_p3 Bon Bon], $ref:bar_bon_p3',
+            relative_to='bar.html',
+            namespace='bar.bon'))
+    self.assertEqual(
+        'Hi <a href="bar.bon.html#property-bar_bon_p3">bar_bon_p3</a>, '
+            '<a href="bar.bon.html#property-bar_bon_p3">Bon Bon</a>, '
+            '<a href="bar.bon.html#property-bar_bon_p3">bar_bon_p3</a>',
+        resolver.ResolveAllLinks(
+            'Hi $ref:bar_bon_p3, $ref:[bar_bon_p3 Bon Bon], $ref:bar_bon_p3',
+            relative_to='foo/bar.html',
+            namespace='bar.bon'))
+    self.assertEqual(
+        'Hi <a href="../bar.bon.html#property-bar_bon_p3">bar_bon_p3</a>, '
+            '<a href="../bar.bon.html#property-bar_bon_p3">Bon Bon</a>, '
+            '<a href="../bar.bon.html#property-bar_bon_p3">bar_bon_p3</a>',
+        resolver.ResolveAllLinks(
+            'Hi $ref:bar_bon_p3, $ref:[bar_bon_p3 Bon Bon], $ref:bar_bon_p3',
+            relative_to='foo/baz/bar.html',
+            namespace='bar.bon'))
+
 if __name__ == '__main__':
   unittest.main()