r3156 - /1.3/test_suite/unit_tests/data/__init__.py -- March 13, 2007 - 04:35

Author: bugman
Date: Tue Mar 13 04:34:49 2007
New Revision: 3156

URL: http://svn.gna.org/viewcvs/relax?rev=3156&view=rev
Log:
Added unit tests for the relax data storage singleton class Data from the 
'data' module. 

Modified:
    1.3/test_suite/unit_tests/data/__init__.py

Modified: 1.3/test_suite/unit_tests/data/__init__.py
URL: 
http://svn.gna.org/viewcvs/relax/1.3/test_suite/unit_tests/data/__init__.py?rev=3156&r1=3155&r2=3156&view=diff
==============================================================================
--- 1.3/test_suite/unit_tests/data/__init__.py (original)
+++ 1.3/test_suite/unit_tests/data/__init__.py Tue Mar 13 04:34:49 2007
@@ -20,6 +20,106 @@
 #                                                                            
 #
 
###############################################################################
 
+# Python module imports.
+from unittest import TestCase
+
+# relax module imports.
+from data import Data
+
 
 __all__ = ['test_diff_tensor']
 
+
+
+class NewStore(Data):
+    """Subclass the relax data storage object for the isolation and creation 
of a new singleton."""
+
+
+class Empty_container:
+    """An empty data container."""
+
+
+class Test_Data(TestCase):
+    """Unit tests for the data.Data class."""
+
+    def setUp(self):
+        """Set up a complex relax data store."""
+
+        # Create a new relax data store singleton.
+        self.data_store = NewStore()
+
+        # Add an empty data container as a new pipe.
+        self.data_store['empty'] = Empty_container()
+
+        # Add an object to the empty data container.
+        self.data_store['empty'].x = 1
+
+        # Add an object to the data store object.
+        self.data_store.test = 1
+
+        # Create a new reference.
+        self.new_ref = NewStore()
+
+
+    def tearDown(self):
+        """Destroy the subclassed data store."""
+
+        # Delete all references (which should decrement the singleton's ref 
counter to 0, hence destroying it).
+        del self.new_ref
+        del self.data_store
+
+
+    def test_add(self):
+        """Unit test for testing the addition of a new data pipe by the 
'add()' method."""
+
+        # Add a new data pipe.
+        self.data_store.add('new')
+
+        # Test that the new data pipe exists.
+        self.assert_(self.data_store.has_key('new'))
+
+
+    def test_repr(self):
+        """Unit test for the validity of the __repr__() method."""
+
+        # Test that __repr__() returns a string.
+        self.assert_(type(self.data_store.__repr__()), str)
+
+
+    def test_reset(self):
+        """Unit test for the __reset__() class method."""
+
+        # Execute the reset method.
+        self.data_store.__reset__()
+
+        # Test that there are no keys.
+        self.assertEqual(self.data_store.keys(), [])
+
+        # Test that the object self.data_store.test is deleted.
+        self.assert_(not hasattr(self.data_store, 'test'))
+
+        # Test that the object methods still exist.
+        self.assert_(hasattr(self.data_store, '__new__'))
+        self.assert_(hasattr(self.data_store, '__repr__'))
+        self.assert_(hasattr(self.data_store, '__reset__'))
+        self.assert_(hasattr(self.data_store, 'add'))
+
+        # Test that the object's initial objects still exist.
+        self.assert_(hasattr(self.data_store, 'current_pipe'))
+
+
+    def test_singleton(self):
+        """Test that the relax data storage object is functioning as a 
singleton."""
+
+        # Test that the new reference to NewStore is the singleton instance 
reference.
+        self.assertEqual(self.data_store, self.new_ref)
+
+        # Delete all references (which should decrement the singleton's ref 
counter to 0, hence destroying it).
+        del self.new_ref
+        del self.data_store
+
+        # Create a new singleton.
+        new = NewStore()
+
+        # Test that the object 'test' from the original singleton does not 
exist.
+        self.assert_(not hasattr(new, 'test'))