test_utils.py 文件源码

def test_gpu(self):
        compile_extension(
            name='gpulib',
            header=test_dir + '/ffi/src/cuda/cudalib.h',
            sources=[
                test_dir + '/ffi/src/cuda/cudalib.c',
            ],
            with_cuda=True,
            verbose=False,
        )
        import gpulib
        tensor = torch.ones(2, 2).float()

        gpulib.good_func(tensor, 2, 1.5)
        self.assertEqual(tensor, torch.ones(2, 2) * 2 + 1.5)

        ctensor = tensor.cuda().fill_(1)
        gpulib.cuda_func(ctensor, 2, 1.5)
        self.assertEqual(ctensor, torch.ones(2, 2) * 2 + 1.5)

        self.assertRaises(TypeError,
                          lambda: gpulib.cuda_func(tensor, 2, 1.5))
        self.assertRaises(TypeError,
                          lambda: gpulib.cuda_func(ctensor.storage(), 2, 1.5))