6a53c6a606
If an image is build without a kernel kiwi fails due to some code paths expecting the presence of kernel modules and or kernel binaries. This commit fixes this and allows creating an image without installing a kernel.
82 lines
2.8 KiB
Python
82 lines
2.8 KiB
Python
import mock
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import os
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from mock import patch
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from pytest import raises
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from kiwi.system.kernel import Kernel
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from kiwi.exceptions import KiwiKernelLookupError
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class TestKernel:
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@patch('os.listdir')
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@patch('os.path.isdir')
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def setup(self, mock_path_isdir, mock_listdir):
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mock_path_isdir.return_value = True
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mock_listdir.return_value = ['1.2.3-default']
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self.kernel = Kernel('root-dir')
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assert self.kernel.kernel_names == [
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'uImage-1.2.3-default',
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'Image-1.2.3-default',
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'zImage-1.2.3-default',
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'vmlinuz-1.2.3-default',
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'image-1.2.3-default',
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'vmlinux-1.2.3-default'
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]
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def test_get_kernel_raises_if_no_kernel_found(self):
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self.kernel.kernel_names = []
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with raises(KiwiKernelLookupError):
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self.kernel.get_kernel(raise_on_not_found=True)
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def test_get_kernel_returns_none(self):
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self.kernel.kernel_names = []
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assert self.kernel.get_kernel() is None
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@patch('os.path.exists')
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@patch('os.path.realpath')
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def test_get_kernel(self, mock_os_path_realpath, mock_os_path_exists):
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mock_os_path_exists.return_value = True
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kernel = self.kernel.get_kernel()
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assert kernel.filename == 'root-dir/boot/uImage-1.2.3-default'
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assert kernel.version == '1.2.3-default'
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assert kernel.name == os.path.basename(
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mock_os_path_realpath.return_value
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)
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@patch('os.path.exists')
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def test_get_xen_hypervisor(self, mock_os):
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mock_os.return_value = True
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data = self.kernel.get_xen_hypervisor()
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assert data.filename == 'root-dir/boot/xen.gz'
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assert data.name == 'xen.gz'
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@patch('os.path.exists')
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def test_get_xen_hypervisor_not_found(self, mock_os):
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mock_os.return_value = False
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assert self.kernel.get_xen_hypervisor() is None
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@patch('kiwi.system.kernel.Kernel.get_kernel')
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@patch('kiwi.command.Command.run')
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def test_copy_kernel(self, mock_run, mock_get_kernel):
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result = mock.MagicMock()
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result.version = '42'
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result.filename = 'kernel'
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mock_get_kernel.return_value = result
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assert self.kernel.copy_kernel('target-dir') is None
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mock_run.assert_called_once_with(
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['cp', 'kernel', 'target-dir/kernel-42.kernel']
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)
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@patch('kiwi.system.kernel.Kernel.get_xen_hypervisor')
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@patch('kiwi.command.Command.run')
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def test_copy_xen_hypervisor(self, mock_run, mock_get_xen):
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result = mock.MagicMock()
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result.name = 'xen.gz'
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result.filename = 'some/xen.gz'
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mock_get_xen.return_value = result
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assert self.kernel.copy_xen_hypervisor('target-dir') is None
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mock_run.assert_called_once_with(
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['cp', 'some/xen.gz', 'target-dir/hypervisor-xen.gz']
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)
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