Add option to GRIT to provide a resource ordering input file.

tools/grit/grit/format/rc_header_unittest.py

Index: tools/grit/grit/format/rc_header_unittest.py
diff --git a/tools/grit/grit/format/rc_header_unittest.py b/tools/grit/grit/format/rc_header_unittest.py
index 5d780e3e44a44c5f7f37c813b0f27f84a6152cb5..22c5f38f9e86a39c0111b90cc0fe98b713ac4982 100755
--- a/tools/grit/grit/format/rc_header_unittest.py
+++ b/tools/grit/grit/format/rc_header_unittest.py
@@ -10,6 +10,7 @@
 
 import os
 import sys
+import tempfile
 if __name__ == '__main__':
   sys.path.append(os.path.join(os.path.dirname(__file__), '../..'))
 
@@ -27,6 +28,13 @@ class RcHeaderFormatterUnittest(unittest.TestCase):
     output = rc_header.FormatDefines(grd, grd.ShouldOutputAllResourceDefines())
     return ''.join(output).replace(' ', '')
 
+  def _MakeTempPredeterminedIdsFile(self, content):
+    tmp_dir = tempfile.gettempdir()
+    predetermined_ids_file = tmp_dir + "/predetermined_ids.txt"
+    with open(predetermined_ids_file, 'w') as f:
+      f.write(content)
+    return predetermined_ids_file
+
   def testFormatter(self):
     grd = grd_reader.Parse(StringIO.StringIO('''<?xml version="1.0" encoding="UTF-8"?>
       <grit latest_public_release="2" source_lang_id="en" current_release="3" base_dir=".">
@@ -189,5 +197,53 @@ class RcHeaderFormatterUnittest(unittest.TestCase):
                       '#define IDS_BONGO _Pragma("IDS_BONGO") 10001\n'),
                      ''.join(output))
 
+  def testPredeterminedIds(self):
+    predetermined_ids_file = self._MakeTempPredeterminedIdsFile(
+        'IDS_BONGO 101\nID_LOGO 102\n')
+    grd = grd_reader.Parse(StringIO.StringIO('''<?xml version="1.0" encoding="UTF-8"?>
+      <grit latest_public_release="2" source_lang_id="en" current_release="3" base_dir=".">
+        <release seq="3">
+          <includes first_id="300" comment="bingo">
+            <include type="gif" name="ID_LOGO" file="images/logo.gif" />
+          </includes>
+          <messages first_id="10000">
+            <message name="IDS_GREETING" desc="Printed to greet the currently logged in user">
+              Hello <ph name="USERNAME">%s<ex>Joi</ex></ph>, how are you doing today?
+            </message>
+            <message name="IDS_BONGO">
+              Bongo!
+            </message>
+          </messages>
+        </release>
+      </grit>'''), '.', predetermined_ids_file=predetermined_ids_file)
+    output = rc_header.FormatDefines(grd, grd.ShouldOutputAllResourceDefines(),
+                                     grd.GetRcHeaderFormat())
+    self.assertEqual(('#define ID_LOGO 102\n'
+                      '#define IDS_GREETING 10000\n'
+                      '#define IDS_BONGO 101\n'), ''.join(output))
+
+  def testPredeterminedIdsOverlap(self):
+    predetermined_ids_file = self._MakeTempPredeterminedIdsFile(
+        'ID_LOGO 10000\n')
+    grd = grd_reader.Parse(StringIO.StringIO('''<?xml version="1.0" encoding="UTF-8"?>
+      <grit latest_public_release="2" source_lang_id="en" current_release="3" base_dir=".">
+        <release seq="3">
+          <includes first_id="300" comment="bingo">
+            <include type="gif" name="ID_LOGO" file="images/logo.gif" />
+          </includes>
+          <messages first_id="10000">
+            <message name="IDS_GREETING" desc="Printed to greet the currently logged in user">
+              Hello <ph name="USERNAME">%s<ex>Joi</ex></ph>, how are you doing today?
+            </message>
+            <message name="IDS_BONGO">
+              Bongo!
+            </message>
+          </messages>
+        </release>
+      </grit>'''), '.', predetermined_ids_file=predetermined_ids_file)
+    output = rc_header.FormatDefines(grd, grd.ShouldOutputAllResourceDefines(),
+                                     grd.GetRcHeaderFormat())
+    self.assertRaises(exception.IdRangeOverlap, self.FormatAll, grd)
+
 if __name__ == '__main__':
   unittest.main()