def test_fortran_contiguous(self):
try:
import _testbuffer
except ImportError as err:
self.skipTest(str(err))
flags = _testbuffer.ND_WRITABLE | _testbuffer.ND_FORTRAN
array = _testbuffer.ndarray(
[97] * 16, format="B", shape=[4, 4], flags=flags)
with self.assertRaisesRegex(TypeError, "not C contiguous"):
(c_char * 16).from_buffer(array)
array = memoryview(array)
self.assertTrue(array.f_contiguous)
self.assertFalse(array.c_contiguous)
with self.assertRaisesRegex(TypeError, "not C contiguous"):
(c_char * 16).from_buffer(array)
def test_fortran_contiguous(self):
try:
import _testbuffer
except ImportError as err:
self.skipTest(str(err))
flags = _testbuffer.ND_WRITABLE | _testbuffer.ND_FORTRAN
array = _testbuffer.ndarray(
[97] * 16, format="B", shape=[4, 4], flags=flags)
with self.assertRaisesRegex(TypeError, "not C contiguous"):
(c_char * 16).from_buffer(array)
array = memoryview(array)
self.assertTrue(array.f_contiguous)
self.assertFalse(array.c_contiguous)
with self.assertRaisesRegex(TypeError, "not C contiguous"):
(c_char * 16).from_buffer(array)