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added negative test for int32 imagery, closes #291

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jevans 2014-10-22 20:23:45 -04:00
commit 954e86a2ab
1 changed files with 9 additions and 1 deletions
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10
glymur/test/test_jp2k.py
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@ -859,7 +859,15 @@ class TestJp2k_write(unittest.TestCase):
j = Jp2k(tfile.name, 'wb')
j.write(data, cbsize=(16, 16), psizes=[(48, 48)])
def test_unsupported_datatype(self):
def test_unsupported_int32(self):
"""Should raise a runtime error if trying to write int32"""
data = np.zeros((128, 128), dtype=np.int32)
with tempfile.NamedTemporaryFile(suffix='.j2k') as tfile:
with self.assertRaises(RuntimeError):
j = Jp2k(tfile.name, 'wb')
j.write(data)
def test_unsupported_uint32(self):
"""Should raise a runtime error if trying to write uint32"""
data = np.zeros((128, 128), dtype=np.uint32)
with tempfile.NamedTemporaryFile(suffix='.j2k') as tfile: