def test_memcpy_dtoh():
a = [1, 2, 3, 4]
x = numpy.array(a).astype(numpy.float32)
x_c = x.ctypes.data_as(C.POINTER(C.c_float))
output = numpy.zeros_like(x)
cfunc = CFunctions()
cfunc.arg_mapping = {str(x_c): Argument(str(x.dtype), (4, ))}
cfunc.memcpy_dtoh(output, x_c)
print(a)
print(output)
assert all(output == a)
def test_memcpy_dtoh():
a = [1, 2, 3, 4]
x = numpy.array(a).astype(numpy.float32)
x_c = x.ctypes.data_as(C.POINTER(C.c_float))
arg = Argument(numpy=x, ctypes=x_c)
output = numpy.zeros_like(x)
cfunc = CFunctions()
cfunc.memcpy_dtoh(output, arg)
print(a)
print(output)
assert all(output == a)
assert all(x == a)
def test_memcpy_dtoh():
a = [1, 2, 3, 4]
x = numpy.array(a).astype(numpy.float32)
x_c = x.ctypes.data_as(C.POINTER(C.c_float))
arg = Argument(numpy=x, ctypes=x_c)
output = numpy.zeros_like(x)
cfunc = CFunctions()
cfunc.memcpy_dtoh(output, arg)
print(a)
print(output)
assert all(output == a)
assert all(x == a)
def test_byte_array_arguments():
arg1 = numpy.array([1, 2, 3]).astype(numpy.int8)
cfunc = CFunctions()
output = cfunc.ready_argument_list([arg1])
output_arg1 = numpy.ctypeslib.as_array(output[0], shape=arg1.shape)
assert output_arg1.dtype == 'int8'
assert all(output_arg1 == arg1)
dest = numpy.zeros_like(arg1)
cfunc.memcpy_dtoh(dest, output[0])
assert all(dest == arg1)
def test_byte_array_arguments():
arg1 = numpy.array([1, 2, 3]).astype(numpy.int8)
cfunc = CFunctions()
output = cfunc.ready_argument_list([arg1])
output_arg1 = numpy.ctypeslib.as_array(output[0].ctypes, shape=arg1.shape)
assert output_arg1.dtype == 'int8'
assert all(output_arg1 == arg1)
dest = numpy.zeros_like(arg1)
cfunc.memcpy_dtoh(dest, output[0])
assert all(dest == arg1)
