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authorzhongjun <zhong.jun@zte.com.cn>2017-10-10 19:01:13 +0800
committerzhongjun <zhong.jun@zte.com.cn>2017-10-11 09:52:43 +0800
commit1684c53f31065c7a05bda49f94cc73edf8e0f4d3 (patch)
tree9c6b4ba968707d29db7be1ab30ef311d4f200f11
parentaf5ccd55863bd86f4ea6e71a161e2ffd5c964bdc (diff)
Add unit test file test_libvirt_utils.py
Add the unit test file test_libvirt_utils.py Change-Id: Id5c44bd3683183367439486fbea8dba03ccb8bb7 Signed-off-by: zhongjun <zhong.jun@zte.com.cn>
-rw-r--r--tests/unit/test_libvirt_utils.py157
1 files changed, 157 insertions, 0 deletions
diff --git a/tests/unit/test_libvirt_utils.py b/tests/unit/test_libvirt_utils.py
new file mode 100644
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+++ b/tests/unit/test_libvirt_utils.py
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+##############################################################################
+# Copyright (c) 2017 ZTE Corp and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+import os
+import sys
+import pytest
+import xml.etree.ElementTree as ET
+from deploy.utils import WORKSPACE
+import mock
+sys.modules['libvirt'] = mock.Mock()
+
+from deploy import libvirt_utils # noqa: ignore=E402
+from deploy.libvirt_utils import (
+ get_nets_name,
+ modify_vm_boot_order,
+ create_virtual_disk,
+ modify_vm_name,
+ modify_vm_disk_file,
+ modify_vm_bridge,
+ create_vm,
+ reboot_vm,
+ get_disk_file,
+# delete_vm_and_disk,
+ create_virtual_network,
+# delete_virtual_network,
+# get_vm_mac_addresses
+) # noqa: ignore=E402
+
+
+@pytest.mark.parametrize('template_name, exp', [
+ ('templates/physical_environment/vms/daisy.xml', []),
+ ('templates/virtual_environment/vms/daisy.xml', ['daisy1'])])
+def test_get_nets_name(template_name, exp):
+ template = os.path.join(WORKSPACE, template_name)
+ tree = ET.ElementTree(file=template)
+ root = tree.getroot()
+ ret = get_nets_name(root)
+ assert ret == exp
+
+
+def test_modify_vm_boot_order():
+ template = os.path.join(WORKSPACE, 'templates/virtual_environment/vms/daisy.xml')
+ tree = ET.ElementTree(file=template)
+ root = tree.getroot()
+ boot_devs = ['hd_test1', 'hd_test2']
+ modify_vm_boot_order(root, boot_devs)
+ os_elem = root.find('os')
+ boots = os_elem.findall('boot')
+ assert len(boots) == len(boot_devs)
+ for i in range(len(boots)):
+ assert boots[i].attrib['dev'] == boot_devs[i]
+
+
+def test_modify_vm_name():
+ template = os.path.join(WORKSPACE, 'templates/physical_environment/vms/daisy.xml')
+ tree = ET.ElementTree(file=template)
+ root = tree.getroot()
+ vm_name = 'test_vm'
+ modify_vm_name(root, vm_name)
+ name_elem = root.find('./name')
+ assert name_elem.text == vm_name
+
+
+def test_modify_vm_disk_file():
+ template = os.path.join(WORKSPACE, 'templates/physical_environment/vms/daisy.xml')
+ tree = ET.ElementTree(file=template)
+ root = tree.getroot()
+ disk_path1 = os.path.join('/home/qemu/vms', 'daisy_test1.qcow2')
+ disk_path2 = os.path.join('/home/qemu/vms', 'daisy_test2.qcow2')
+ disks_path = [disk_path1, disk_path2]
+ modify_vm_disk_file(root, disks_path)
+ devices = root.find('./devices')
+ disks = [disk for disk in devices.findall('disk') if disk.attrib['device'] == 'disk']
+ assert len(disks) == len(disks_path)
+ for i in range(len(disks)):
+ assert disks[i].attrib['type'] == 'file'
+ driver = disks[i].find('driver')
+ assert driver.attrib['name'] == 'qemu' and driver.attrib['type'] == 'qcow2'
+ target = disks[i].find('target')
+ assert target.attrib['bus'] == 'ide'
+ source = disks[i].find('source')
+ assert source.attrib['file'] == disks_path[i]
+
+
+def test_modify_vm_bridge():
+ template = os.path.join(WORKSPACE, 'templates/virtual_environment/vms/daisy.xml')
+ tree = ET.ElementTree(file=template)
+ root = tree.getroot()
+ bridge = 'daisy_test'
+ modify_vm_bridge(root, bridge)
+ devices = root.find('./devices')
+ is_match = False
+ for interface in devices.findall('interface'):
+ source = interface.find('source')
+ if interface.attrib.get('type', None) == 'bridge' \
+ and source is not None \
+ and source.attrib.get('bridge', None) == bridge:
+ is_match = True
+ break
+ assert is_match
+
+
+@pytest.mark.parametrize('status', [
+ (0),
+ (1)])
+@mock.patch('deploy.libvirt_utils.commands.getstatusoutput')
+@mock.patch('deploy.libvirt_utils.err_exit')
+def test_create_virtual_disk(mock_err_exit, mock_getstatusoutput, status):
+ mock_getstatusoutput.return_value = (status, 'command_output')
+ disk_file = '/tmp/vms/daisy.qcow2'
+ size = 110
+ create_virtual_disk(disk_file, size)
+ mock_getstatusoutput.assert_called_once()
+ if status:
+ mock_err_exit.assert_called_once()
+ else:
+ mock_err_exit.assert_not_called()
+
+
+@pytest.mark.parametrize('name, disk_name, physical_bridge', [
+ ('dasiy_test_vm', 'daisy_test.qcow2', 'daisy_test_br'),
+ (None, None, None)])
+def test_create_vm(name, disk_name, physical_bridge):
+ template = os.path.join(WORKSPACE, 'templates/physical_environment/vms/daisy.xml')
+ if disk_name:
+ disk_path = os.path.join('/home/qemu/vms', 'daisy_test.qcow2')
+ disks_path = [disk_path]
+ else:
+ disks_path = None
+ ret = create_vm(template, name=name, disks=disks_path, physical_bridge=physical_bridge)
+ assert ret is not None
+
+
+@pytest.mark.parametrize('vm_name, boot_devs', [
+ ('dasiy_test_vm', None)])
+def test_reboot_vm(vm_name, boot_devs):
+ reboot_vm(vm_name, boot_devs=boot_devs)
+
+
+def test_get_disk_file():
+ template = os.path.join(WORKSPACE, 'templates/physical_environment/vms/daisy.xml')
+ tree = ET.ElementTree(file=template)
+ root = tree.getroot()
+ exp_disks = ['/tmp/workdir/daisy/centos7.qcow2']
+ ret = get_disk_file(root)
+ assert ret == exp_disks
+
+
+def test_create_virtual_network():
+ template = os.path.join(WORKSPACE, 'templates/physical_environment/networks/daisy.xml')
+ ret = create_virtual_network(template)
+ assert ret is not None