mmpretrain/tests/test_utils/test_device.py

29 lines
831 B
Python

# Copyright (c) OpenMMLab. All rights reserved.
from unittest import TestCase
from unittest.mock import patch
import mmcv
from mmcls.utils import auto_select_device
class TestAutoSelectDevice(TestCase):
@patch.object(mmcv, '__version__', '1.6.0')
@patch('mmcv.device.get_device', create=True)
def test_mmcv(self, mock):
auto_select_device()
mock.assert_called_once()
@patch.object(mmcv, '__version__', '1.5.0')
@patch('torch.cuda.is_available', return_value=True)
def test_cuda(self, mock):
device = auto_select_device()
self.assertEqual(device, 'cuda')
@patch.object(mmcv, '__version__', '1.5.0')
@patch('torch.cuda.is_available', return_value=False)
def test_cpu(self, mock):
device = auto_select_device()
self.assertEqual(device, 'cpu')