kiwi-el8/test/unit/system_kernel_test.py
2018-12-10 12:34:53 +01:00

128 lines
4.2 KiB
Python

from mock import patch
import mock
from .test_helper import raises
from collections import namedtuple
from kiwi.exceptions import KiwiKernelLookupError
from kiwi.system.kernel import Kernel
class TestKernel(object):
@patch('os.listdir')
def setup(self, mock_listdir):
mock_listdir.return_value = ['1.2.3-default']
self.kernel = Kernel('root-dir')
assert self.kernel.kernel_names == [
'vmlinux',
'vmlinuz',
'uImage-1.2.3-default',
'Image-1.2.3-default',
'zImage-1.2.3-default',
'vmlinuz-1.2.3-default',
'vmlinux-1.2.3-default',
'image-1.2.3-default'
]
@raises(KiwiKernelLookupError)
def test_get_kernel_raises_if_no_kernel_found(self):
self.kernel.kernel_names = []
self.kernel.get_kernel(raise_on_not_found=True)
@patch('os.path.exists')
@patch('os.path.realpath')
@patch('kiwi.command.Command.run')
def test_get_kernel(self, mock_run, mock_realpath, mock_os):
run = namedtuple(
'run', ['output']
)
result = run(output='42')
mock_os.return_value = True
mock_run.return_value = result
mock_realpath.return_value = 'vmlinux-realpath'
data = self.kernel.get_kernel()
mock_run.assert_called_once_with(
command=['kversion', 'root-dir/boot/vmlinux-1.2.3-default.gz'],
raise_on_error=False
)
assert data.filename == 'root-dir/boot/vmlinux'
assert data.version == '42'
assert data.name == 'vmlinux-realpath'
@patch('os.path.exists')
@patch('os.path.realpath')
@patch('kiwi.command.Command.run')
def test_get_kernel_from_arbitrary_kernel_image(
self, mock_run, mock_realpath, mock_os
):
def path_exists(path):
return False if 'vmlinux.gz' in path else True
self.kernel.kernel_names = ['zImage']
run = namedtuple(
'run', ['output']
)
result = run(output='42')
mock_os.side_effect = path_exists
mock_run.return_value = result
mock_realpath.return_value = 'vmlinux.gz'
data = self.kernel.get_kernel()
mock_run.assert_called_once_with(
command=['kversion', 'root-dir/boot/zImage'],
raise_on_error=False
)
assert data.filename == 'root-dir/boot/zImage'
assert data.version == '42'
assert data.name == mock_realpath.return_value
@patch('os.path.exists')
@patch('kiwi.command.Command.run')
def test_get_kernel_no_version(self, mock_run, mock_os):
run = namedtuple(
'run', ['output']
)
result = run(output=None)
mock_os.return_value = True
mock_run.return_value = result
data = self.kernel.get_kernel()
mock_run.assert_called_once_with(
command=['kversion', 'root-dir/boot/vmlinux-1.2.3-default.gz'],
raise_on_error=False
)
assert data.filename == 'root-dir/boot/vmlinux'
assert data.version == 'no-version-found'
@patch('os.path.exists')
def test_get_xen_hypervisor(self, mock_os):
mock_os.return_value = True
data = self.kernel.get_xen_hypervisor()
assert data.filename == 'root-dir/boot/xen.gz'
assert data.name == 'xen.gz'
@patch('kiwi.system.kernel.Kernel.get_kernel')
@patch('kiwi.command.Command.run')
def test_copy_kernel(self, mock_run, mock_get_kernel):
result = mock.MagicMock()
result.version = '42'
result.filename = 'kernel'
mock_get_kernel.return_value = result
self.kernel.copy_kernel('target-dir')
mock_run.assert_called_once_with(
['cp', 'kernel', 'target-dir/kernel-42.kernel']
)
@patch('kiwi.system.kernel.Kernel.get_xen_hypervisor')
@patch('kiwi.command.Command.run')
def test_copy_xen_hypervisor(self, mock_run, mock_get_xen):
result = mock.MagicMock()
result.name = 'xen.gz'
result.filename = 'some/xen.gz'
mock_get_xen.return_value = result
self.kernel.copy_xen_hypervisor('target-dir')
mock_run.assert_called_once_with(
['cp', 'some/xen.gz', 'target-dir/hypervisor-xen.gz']
)