Fixing a bug in GRIT where messages with substitutions would

grit/tool/build_unittest.py

Index: grit/tool/build_unittest.py
diff --git a/grit/tool/build_unittest.py b/grit/tool/build_unittest.py
new file mode 100644
index 0000000000000000000000000000000000000000..92728de05b2818c6bdbfc2dc3bd84aaecb51a0fe
--- /dev/null
+++ b/grit/tool/build_unittest.py
@@ -0,0 +1,39 @@
+#!/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.
+
+'''Unit tests for the 'grit build' tool.
+'''
+
+import os
+import re
+import sys
+import tempfile
+if __name__ == '__main__':
+  sys.path.append(os.path.join(os.path.dirname(sys.argv[0]), '../..'))
+
+import unittest
+
+from grit import util
+from grit.tool import build
+
+
+class BuildUnittest(unittest.TestCase):
+
+  def testFindTranslationsWithSubstitutions(self):
+    # This is a regression test; we had a bug where GRIT would fail to find
+    # messages with substitutions e.g. "Hello [IDS_USER]" where IDS_USER is
+    # another <message>.
+    output_dir = tempfile.mkdtemp()
+    builder = build.RcBuilder()
+    class DummyOpts(object):
+      def __init__(self):
+        self.input = util.PathFromRoot('grit/testdata/substitute.grd')
+        self.verbose = False
+        self.extra_verbose = False
+    builder.Run(DummyOpts(), ['-o', output_dir])
+
+
+if __name__ == '__main__':
+  unittest.main()