106 lines
3.8 KiB
Python
106 lines
3.8 KiB
Python
# Copyright 2018 Intel, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import mock
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import os
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import subprocess
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import fixtures
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from cyborg.accelerator.drivers.fpga.base import FPGADriver
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from cyborg.accelerator.drivers.fpga.intel import sysinfo
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from cyborg.tests import base
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from cyborg.tests.unit.accelerator.drivers.fpga.intel import prepare_test_data
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class TestFPGADriver(base.TestCase):
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def setUp(self):
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super(TestFPGADriver, self).setUp()
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self.syspath = sysinfo.SYS_FPGA
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sysinfo.SYS_FPGA = "/sys/class/fpga"
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tmp_sys_dir = self.useFixture(fixtures.TempDir())
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prepare_test_data.create_fake_sysfs(tmp_sys_dir.path)
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sysinfo.SYS_FPGA = os.path.join(
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tmp_sys_dir.path, sysinfo.SYS_FPGA.split("/", 1)[-1])
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def tearDown(self):
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super(TestFPGADriver, self).tearDown()
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sysinfo.SYS_FPGA = self.syspath
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def test_create(self):
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FPGADriver.create("intel")
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self.assertRaises(LookupError, FPGADriver.create, "xilinx")
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def test_discover(self):
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d = FPGADriver()
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self.assertRaises(NotImplementedError, d.discover)
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def test_program(self):
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d = FPGADriver()
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self.assertRaises(NotImplementedError, d.program, "path", "image")
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def test_intel_discover(self):
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expect = [{'function': 'pf', 'assignable': False, 'pr_num': '1',
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'vendor_id': '0x8086', 'devices': '0000:5e:00.0',
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'regions': [{
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'function': 'vf', 'assignable': True,
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'product_id': '0xbcc1',
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'name': 'intel-fpga-dev.2',
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'parent_devices': '0000:5e:00.0',
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'path': '%s/intel-fpga-dev.2' % sysinfo.SYS_FPGA,
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'vendor_id': '0x8086',
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'devices': '0000:5e:00.1'}],
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'name': 'intel-fpga-dev.0',
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'parent_devices': '',
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'path': '%s/intel-fpga-dev.0' % sysinfo.SYS_FPGA,
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'product_id': '0xbcc0'},
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{'function': 'pf', 'assignable': True, 'pr_num': '0',
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'vendor_id': '0x8086', 'devices': '0000:be:00.0',
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'name': 'intel-fpga-dev.1',
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'parent_devices': '',
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'path': '%s/intel-fpga-dev.1' % sysinfo.SYS_FPGA,
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'product_id': '0xbcc0'}]
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expect.sort()
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intel = FPGADriver.create("intel")
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fpgas = intel.discover()
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fpgas.sort()
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self.assertEqual(2, len(fpgas))
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self.assertEqual(fpgas, expect)
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@mock.patch.object(subprocess, 'Popen', autospec=True)
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def test_intel_program(self, mock_popen):
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class p(object):
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returncode = 0
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def wait(self):
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pass
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b = "0x5e"
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d = "0x00"
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f = "0x0"
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expect_cmd = ['sudo', '/usr/bin/fpgaconf', '-b', b,
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'-d', d, '-f', f, '/path/image']
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mock_popen.return_value = p()
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intel = FPGADriver.create("intel")
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# program VF
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intel.program("0000:5e:00.1", "/path/image")
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mock_popen.assert_called_with(expect_cmd, stdout=subprocess.PIPE)
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# program PF
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intel.program("0000:5e:00.0", "/path/image")
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mock_popen.assert_called_with(expect_cmd, stdout=subprocess.PIPE)
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