Guarantee ListOption persistence. (Elliot Murphy)

2 files changed, 5 insertions, 2 deletions

diff --git a/src/engine/SCons/Options/ListOption.py b/src/engine/SCons/Options/ListOption.py
index eade374..8a94037 100644
--- a/src/engine/SCons/Options/ListOption.py
+++ b/src/engine/SCons/Options/ListOption.py
@@ -84,8 +84,8 @@ class _ListOption(UserList.UserList):
             return 'all'
         else:
             return string.join(self, ',')
-    #def __repr__(self):
-    #  todo: implement this
+    def __repr__(self):
+        return self.__str__()
     
 def _converter(val, allowedElems):
     """
diff --git a/src/engine/SCons/Options/ListOptionTests.py b/src/engine/SCons/Options/ListOptionTests.py
index 0c7cc8e..ec33963 100644
--- a/src/engine/SCons/Options/ListOptionTests.py
+++ b/src/engine/SCons/Options/ListOptionTests.py
@@ -106,6 +106,9 @@ class ListOptionTestCase(unittest.TestCase):
         l = o.converter('all')
         n = l.__class__(copy.copy(l))
 
+    def test___repr__(self):
+        """Test copying a ListOption like an Environment would"""
+
 if __name__ == "__main__":
     suite = unittest.makeSuite(ListOptionTestCase, 'test_')
     if not unittest.TextTestRunner().run(suite).wasSuccessful():