moved failing Module test to function tests and also fixed it

theano/compile/tests/test_function_module.py

@@ -287,6 +287,20 @@ class T_function(unittest.TestCase):
         o = N.ones((3,3))
         assert o is f(o) #borrow does not imply copy. 
 
+        f = function([a], Out(a*4, borrow=False))
+        o = N.ones((3,3))
+        four = f(o)
+        assert numpy.all(four==4)
+        f(o+.1) #should not clobber the memory used to store four
+        assert numpy.all(four==4)
+
+        f = function([a], Out(a*4, borrow=True), mode=theano.Mode('c|py_nogc', 'fast_run'))
+        o = N.ones((3,3))
+        four = f(o)
+        assert numpy.all(four==4)
+        f(o+.1) #should clobber the memory used to store four
+        assert not numpy.all(four==4)
+
 class T_picklefunction(unittest.TestCase):
 
     def test_deepcopy(self):

theano/compile/tests/test_module.py

@@ -452,19 +452,6 @@ class T_module(unittest.TestCase):
         assert numpy.all(m.f(xval) == [1, 2.5])
         assert numpy.all(xval == [-1, -1.5])
 
-    def test_member_output_flags(self):
-        """Test that we can manipulate the output flags (just 'borrow' I think, see SymbolicOutput)
-        of Method outputs"""
-        M = Module()
-        M.x = T.dvector()
-        M.f = Method([M.x], io.Out(M.x*4, borrow=True), mode='FAST_RUN')
-        m = M.make()
-
-        v0 = m.f([5, 8])
-        v0_copy = v0 * 1
-        m.f([3, 2])
-        assert numpy.all(v0 != v0_copy)
-
     def test_member_value(self):
         """Test that module Members of Value work correctly. As Variable?"""
         M = Module()