def deflate_filter():
""" create deflate filter
:returns: deflate filter object
:rtype: :class:`PNIDeflate`
"""
return PNIDeflate(nx.deflate_filter())
def test_issue(self):
deflate = nx.deflate_filter()
deflate.rate = 5
deflate.shuffle = True
root = self.nxfile.root()
self.assertRaises(SizeMismatchError,
root.create_field,"test","string",[],[],deflate)
def test_multidim_creation_without_chunk_and_filter(self):
comp = deflate_filter()
comp.rate = 2
f = self.root.create_field("multidim_without_chunk_with_filter",
self._typecode,
shape=(0,1024,1024),
filter=comp)
self.assertTrue(f.is_valid)
self.assertEqual(f.dtype,self._typecode)
self.assertEqual(f.shape,(0,1024,1024))
self.assertEqual(f.size, 0)
self.assertEqual(f.filename,self.full_path)
self.assertEqual(f.parent.name,"/")
self.assertEqual(f.path,"/multidim_without_chunk_with_filter")
self.assertEqual(f.name,"multidim_without_chunk_with_filter")