Add tests for deprecate.

numpy/lib/tests/test_utils.py

@@ -1,5 +1,7 @@
 from numpy.testing import *
 import numpy.lib.utils as utils
+from numpy.lib import deprecate
+
 from StringIO import StringIO
 
 def test_lookfor():
@@ -8,3 +10,29 @@ def test_lookfor():
                   import_modules=False)
     out = out.getvalue()
     assert 'numpy.linalg.eig' in out
+
+
+@deprecate
+def old_func(self, x):
+    return x
+
+@deprecate(message="Rather use new_func2")
+def old_func2(self, x):
+    return x
+
+def old_func3(self, x):
+    return x
+new_func3 = deprecate(old_func3, old_name="old_func3", new_name="new_func3")
+
+def test_deprecate_decorator():
+    assert 'deprecated' in old_func.__doc__
+
+def test_deprecate_decorator_message():
+    assert 'Rather use new_func2' in old_func2.__doc__
+
+def test_deprecate_fn():
+    assert 'old_func3' in new_func3.__doc__
+    assert 'new_func3' in new_func3.__doc__
+
+if __name__ == "__main__":
+    run_module_suite()