Extensions Docs Server: Fix 404s from API links on the samples page

chrome/common/extensions/docs/server2/samples_data_source_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
 
-from samples_data_source import SamplesDataSource
+from samples_data_source import SamplesDataSource, _MakeAPILink
 
 class SamplesDataSourceTest(unittest.TestCase):
   def setUp(self):
     self._base_path = os.path.join(sys.path[0],
                                    'test_data',
                                    'samples_data_source')
 
   def _ReadLocalFile(self, filename):
     with open(os.path.join(self._base_path, filename), 'r') as f:
       return f.read()
 
   def _FakeGet(self, key):
     return json.loads(self._ReadLocalFile(key))
 
   def testFilterSamples(self):
     sds = SamplesDataSource({}, {}, 'fake_path', None)
     sds.get = self._FakeGet
     self.assertEquals(json.loads(self._ReadLocalFile('expected.json')),
                       sds.FilterSamples('samples.json', 'bobaloo'))
 
+  def testMakeAPILink(self):
+    api_list = [
+      'foo',
+      'bar',
+      'baz',
+      'jim.bob',
+      'jim.bif',
+      'joe.bob.bif'
+    ]
+    self.assertEquals('foo.html#type-baz',
+                      _MakeAPILink('type', 'chrome.foo.baz', api_list))
+    self.assertEquals('jim.bob.html#type-joe',
+                      _MakeAPILink('type', 'chrome.jim.bob.joe', api_list))
+    self.assertEquals('joe.bob.bif.html#event-lenny',
+                      _MakeAPILink('event',
+                                   'chrome.joe.bob.bif.lenny',
+                                   api_list))
+    self.assertEquals('baz.html#floop-lox',
+                      _MakeAPILink('floop', 'chrome.baz.lox', api_list))
+    self.assertEquals(None, _MakeAPILink('type', 'chrome.jim.foo', api_list))
+    self.assertEquals(None, _MakeAPILink('type', 'chrome.joe.bob', api_list))
+    self.assertEquals(None, _MakeAPILink('type', 'chrome.barn.foo', api_list))
+
 if __name__ == '__main__':
   unittest.main()