diff options
Diffstat (limited to 'tests/unittests/analyze/test_boot.py')
| -rw-r--r-- | tests/unittests/analyze/test_boot.py | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/tests/unittests/analyze/test_boot.py b/tests/unittests/analyze/test_boot.py new file mode 100644 index 00000000..fd878b44 --- /dev/null +++ b/tests/unittests/analyze/test_boot.py @@ -0,0 +1,161 @@ +import os +from cloudinit.analyze.__main__ import (analyze_boot, get_parser) +from tests.unittests.helpers import CiTestCase, mock +from cloudinit.analyze.show import dist_check_timestamp, SystemctlReader, \ + FAIL_CODE, CONTAINER_CODE + +err_code = (FAIL_CODE, -1, -1, -1) + + +class TestDistroChecker(CiTestCase): + + def test_blank_distro(self): + self.assertEqual(err_code, dist_check_timestamp()) + + @mock.patch('cloudinit.util.is_FreeBSD', return_value=True) + def test_freebsd_gentoo_cant_find(self, m_is_FreeBSD): + self.assertEqual(err_code, dist_check_timestamp()) + + @mock.patch('cloudinit.subp.subp', return_value=(0, 1)) + def test_subp_fails(self, m_subp): + self.assertEqual(err_code, dist_check_timestamp()) + + +class TestSystemCtlReader(CiTestCase): + + def test_systemctl_invalid_property(self): + reader = SystemctlReader('dummyProperty') + with self.assertRaises(RuntimeError): + reader.parse_epoch_as_float() + + def test_systemctl_invalid_parameter(self): + reader = SystemctlReader('dummyProperty', 'dummyParameter') + with self.assertRaises(RuntimeError): + reader.parse_epoch_as_float() + + @mock.patch('cloudinit.subp.subp', return_value=('U=1000000', None)) + def test_systemctl_works_correctly_threshold(self, m_subp): + reader = SystemctlReader('dummyProperty', 'dummyParameter') + self.assertEqual(1.0, reader.parse_epoch_as_float()) + thresh = 1.0 - reader.parse_epoch_as_float() + self.assertTrue(thresh < 1e-6) + self.assertTrue(thresh > (-1 * 1e-6)) + + @mock.patch('cloudinit.subp.subp', return_value=('U=0', None)) + def test_systemctl_succeed_zero(self, m_subp): + reader = SystemctlReader('dummyProperty', 'dummyParameter') + self.assertEqual(0.0, reader.parse_epoch_as_float()) + + @mock.patch('cloudinit.subp.subp', return_value=('U=1', None)) + def test_systemctl_succeed_distinct(self, m_subp): + reader = SystemctlReader('dummyProperty', 'dummyParameter') + val1 = reader.parse_epoch_as_float() + m_subp.return_value = ('U=2', None) + reader2 = SystemctlReader('dummyProperty', 'dummyParameter') + val2 = reader2.parse_epoch_as_float() + self.assertNotEqual(val1, val2) + + @mock.patch('cloudinit.subp.subp', return_value=('100', None)) + def test_systemctl_epoch_not_splittable(self, m_subp): + reader = SystemctlReader('dummyProperty', 'dummyParameter') + with self.assertRaises(IndexError): + reader.parse_epoch_as_float() + + @mock.patch('cloudinit.subp.subp', return_value=('U=foobar', None)) + def test_systemctl_cannot_convert_epoch_to_float(self, m_subp): + reader = SystemctlReader('dummyProperty', 'dummyParameter') + with self.assertRaises(ValueError): + reader.parse_epoch_as_float() + + +class TestAnalyzeBoot(CiTestCase): + + def set_up_dummy_file_ci(self, path, log_path): + infh = open(path, 'w+') + infh.write('2019-07-08 17:40:49,601 - util.py[DEBUG]: Cloud-init v. ' + '19.1-1-gbaa47854-0ubuntu1~18.04.1 running \'init-local\' ' + 'at Mon, 08 Jul 2019 17:40:49 +0000. Up 18.84 seconds.') + infh.close() + outfh = open(log_path, 'w+') + outfh.close() + + def set_up_dummy_file(self, path, log_path): + infh = open(path, 'w+') + infh.write('dummy data') + infh.close() + outfh = open(log_path, 'w+') + outfh.close() + + def remove_dummy_file(self, path, log_path): + if os.path.isfile(path): + os.remove(path) + if os.path.isfile(log_path): + os.remove(log_path) + + @mock.patch('cloudinit.analyze.show.dist_check_timestamp', + return_value=err_code) + def test_boot_invalid_distro(self, m_dist_check_timestamp): + + path = os.path.dirname(os.path.abspath(__file__)) + log_path = path + '/boot-test.log' + path += '/dummy.log' + self.set_up_dummy_file(path, log_path) + + parser = get_parser() + args = parser.parse_args(args=['boot', '-i', path, '-o', + log_path]) + name_default = '' + analyze_boot(name_default, args) + # now args have been tested, go into outfile and make sure error + # message is in the outfile + outfh = open(args.outfile, 'r') + data = outfh.read() + err_string = 'Your Linux distro or container does not support this ' \ + 'functionality.\nYou must be running a Kernel ' \ + 'Telemetry supported distro.\nPlease check ' \ + 'https://cloudinit.readthedocs.io/en/latest/topics' \ + '/analyze.html for more information on supported ' \ + 'distros.\n' + + self.remove_dummy_file(path, log_path) + self.assertEqual(err_string, data) + + @mock.patch("cloudinit.util.is_container", return_value=True) + @mock.patch('cloudinit.subp.subp', return_value=('U=1000000', None)) + def test_container_no_ci_log_line(self, m_is_container, m_subp): + path = os.path.dirname(os.path.abspath(__file__)) + log_path = path + '/boot-test.log' + path += '/dummy.log' + self.set_up_dummy_file(path, log_path) + + parser = get_parser() + args = parser.parse_args(args=['boot', '-i', path, '-o', + log_path]) + name_default = '' + + finish_code = analyze_boot(name_default, args) + + self.remove_dummy_file(path, log_path) + self.assertEqual(FAIL_CODE, finish_code) + + @mock.patch("cloudinit.util.is_container", return_value=True) + @mock.patch('cloudinit.subp.subp', return_value=('U=1000000', None)) + @mock.patch('cloudinit.analyze.__main__._get_events', return_value=[{ + 'name': 'init-local', 'description': 'starting search', 'timestamp': + 100000}]) + @mock.patch('cloudinit.analyze.show.dist_check_timestamp', + return_value=(CONTAINER_CODE, 1, 1, 1)) + def test_container_ci_log_line(self, m_is_container, m_subp, m_get, m_g): + path = os.path.dirname(os.path.abspath(__file__)) + log_path = path + '/boot-test.log' + path += '/dummy.log' + self.set_up_dummy_file_ci(path, log_path) + + parser = get_parser() + args = parser.parse_args(args=['boot', '-i', path, '-o', + log_path]) + name_default = '' + finish_code = analyze_boot(name_default, args) + + self.remove_dummy_file(path, log_path) + self.assertEqual(CONTAINER_CODE, finish_code) |