1 files changed, 5 insertions, 3 deletions
diff --git a/src/engine/SCons/Tool/ToolTests.py b/src/engine/SCons/Tool/ToolTests.py
index f2a0964..ea9b475 100644
--- a/src/engine/SCons/Tool/ToolTests.py
+++ b/src/engine/SCons/Tool/ToolTests.py
@@ -21,7 +21,7 @@
 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #
 
-__revision__ = "src/engine/SCons/Tool/ToolTests.py 4720 2010/03/24 03:14:11 jars"
+__revision__ = "src/engine/SCons/Tool/ToolTests.py 5023 2010/06/14 22:05:46 scons"
 
 import sys
 import unittest
@@ -32,7 +32,7 @@ import SCons.Tool
 class ToolTestCase(unittest.TestCase):
     def test_Tool(self):
         """Test the Tool() function"""
-        class Environment:
+        class Environment(object):
             def __init__(self):
                 self.dict = {}
             def Detect(self, progs):
@@ -45,8 +45,10 @@ class ToolTestCase(unittest.TestCase):
                 return self.dict[key]
             def __setitem__(self, key, val):
                 self.dict[key] = val
+            def __contains__(self, key):
+                return self.dict.__contains__(key)
             def has_key(self, key):
-                return self.dict.has_key(key)
+                return key in self.dict
         env = Environment()
         env['BUILDERS'] = {}
         env['ENV'] = {}