Implementing stateful directory tracking for dtrace on OSX.

tools/isolate/isolate_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 hashlib
 import json
 import logging
 import os
 import re
@@ skipping 207 matching lines @@
       '--',
       sys.executable, os.path.join(ROOT_DIR, 'isolate_test.py'), '--ok',
     ]
     out = self._execute(cmd, True)
     self._expected_tree(['result', 'result.log'])
     # The 'result.log' log is OS-specific so we can't read it but we can read
     # the gyp result.
     # cmd[0] is not generated from infiles[0] so it's not using a relative path.
     self._expected_result(
         False, ['isolate_test.py'], ['isolate_test.py', '--ok'], False)
-    if sys.platform == 'linux2':
-      expected = (
-          "{\n  'variables': {\n"
-          "    'isolate_files': [\n"
-          "      '<(DEPTH)/isolate_test.py',\n"
-          "    ],\n"
-          "    'isolate_dirs': [\n"
-          "    ],\n  },\n},\n")
-    else:
-      # TODO(maruel): BUG with relative paths on darwin.
-      expected = (
-          "{\n  'variables': {\n"
-          "    'isolate_files': [\n"
-          "    ],\n"
-          "    'isolate_dirs': [\n"
-          "    ],\n  },\n},\n")
+    expected = (
+        "{\n  'variables': {\n"
+        "    'isolate_files': [\n"
+        "      '<(DEPTH)/isolate_test.py',\n"
+        "    ],\n"
+        "    'isolate_dirs': [\n"
+        "    ],\n  },\n},\n")
     self.assertEquals(expected, out)
 
 
 def main():
   global VERBOSE
   VERBOSE = '-v' in sys.argv
   level = logging.DEBUG if VERBOSE else logging.ERROR
   logging.basicConfig(level=level)
   if len(sys.argv) == 1:
     unittest.main()
   if sys.argv[1] == '--ok':
     return 0
   if sys.argv[1] == '--fail':
     return 1
 
   unittest.main()
 
 
 if __name__ == '__main__':
   sys.exit(main())