Implement functionality to cc relevant owners.

third_party/WebKit/Tools/Scripts/webkitpy/w3c/deps_updater_unittest.py

 # Copyright 2016 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 unittest
 
 from webkitpy.w3c.deps_updater import DepsUpdater
 from webkitpy.common.host_mock import MockHost
 from webkitpy.common.system.filesystem_mock import MockFileSystem
 
@@ skipping 50 matching lines @@
 
     def test_is_manual_test_with_corresponding_automation_file(self):
         updater = DepsUpdater(MockHost())
         imported_dir = '/mock-checkout/third_party/WebKit/LayoutTests/imported/'
         fs = MockFileSystem(files={
             imported_dir + 'wpt_automation/a/x-manual-input.js': '',
             imported_dir + 'wpt_automation/a/y-manual-automation.js': '',
         })
         self.assertTrue(updater.is_manual_test(fs, imported_dir + 'wpt/a', 'x-manual.html'))
         self.assertFalse(updater.is_manual_test(fs, imported_dir + 'wpt/a', 'y-manual.html'))
+
+    def test_generate_email_list(self):
+        updater = DepsUpdater(MockHost())
+        owners = {'foo/bar': 'me@gmail.com', 'foo/baz': 'you@gmail.com', 'foo/bat': 'noone@gmail.com'}
+        results = """third_party/WebKit/LayoutTests/foo/bar/file.html
+third_party/WebKit/LayoutTests/foo/bar/otherfile.html
+third_party/WebKit/LayoutTests/foo/baz/files.html"""
+        self.assertEqual(updater.generate_email_list(results, owners), ['me@gmail.com', 'you@gmail.com'])
+
+    def test_parse_directory_owners(self):
+        updater = DepsUpdater(MockHost())
+        data_file = [{'notification-email': 'charizard@gmail.com', 'directory': 'foo/bar'},
+                     {'notification-email': 'blastoise@gmail.com', 'directory': 'foo/baz'},
+                     {'notification-email': '', 'directory': 'gol/bat'}]
+        self.assertEqual(updater.parse_directory_owners(data_file),
+                         {'foo/bar': 'charizard@gmail.com', 'foo/baz': 'blastoise@gmail.com'})