root / test / ganeti.utils_unittest.py @ 2c7a0373
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#!/usr/bin/python
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#
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# Copyright (C) 2006, 2007, 2010, 2011 Google Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA.
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"""Script for unittesting the utils module"""
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import errno |
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import fcntl |
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import glob |
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import os |
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import os.path |
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import re |
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import shutil |
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import signal |
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import socket |
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import stat |
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import tempfile |
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import time |
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import unittest |
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import warnings |
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import random |
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import operator |
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import testutils |
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from ganeti import constants |
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from ganeti import compat |
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from ganeti import utils |
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from ganeti import errors |
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from ganeti.utils import RunCmd, \ |
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FirstFree, \
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RunParts
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class TestParseCpuMask(unittest.TestCase): |
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"""Test case for the ParseCpuMask function."""
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def testWellFormed(self): |
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self.assertEqual(utils.ParseCpuMask(""), []) |
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self.assertEqual(utils.ParseCpuMask("1"), [1]) |
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self.assertEqual(utils.ParseCpuMask("0-2,4,5-5"), [0,1,2,4,5]) |
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def testInvalidInput(self): |
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for data in ["garbage", "0,", "0-1-2", "2-1", "1-a"]: |
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self.assertRaises(errors.ParseError, utils.ParseCpuMask, data)
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class TestParseMultiCpuMask(unittest.TestCase): |
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"""Test case for the ParseMultiCpuMask function."""
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def testWellFormed(self): |
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self.assertEqual(utils.ParseMultiCpuMask(""), []) |
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self.assertEqual(utils.ParseMultiCpuMask("1"), [[1]]) |
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self.assertEqual(utils.ParseMultiCpuMask("0-2,4,5-5"), [[0, 1, 2, 4, 5]]) |
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self.assertEqual(utils.ParseMultiCpuMask("all"), [[-1]]) |
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self.assertEqual(utils.ParseMultiCpuMask("0-2:all:4,6-8"), |
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[[0, 1, 2], [-1], [4, 6, 7, 8]]) |
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def testInvalidInput(self): |
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for data in ["garbage", "0,", "0-1-2", "2-1", "1-a", "all-all"]: |
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self.assertRaises(errors.ParseError, utils.ParseCpuMask, data)
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class TestGetMounts(unittest.TestCase): |
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"""Test case for GetMounts()."""
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TESTDATA = ( |
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"rootfs / rootfs rw 0 0\n"
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"none /sys sysfs rw,nosuid,nodev,noexec,relatime 0 0\n"
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"none /proc proc rw,nosuid,nodev,noexec,relatime 0 0\n")
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def setUp(self): |
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self.tmpfile = tempfile.NamedTemporaryFile()
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utils.WriteFile(self.tmpfile.name, data=self.TESTDATA) |
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def testGetMounts(self): |
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self.assertEqual(utils.GetMounts(filename=self.tmpfile.name), |
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[ |
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("rootfs", "/", "rootfs", "rw"), |
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("none", "/sys", "sysfs", "rw,nosuid,nodev,noexec,relatime"), |
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("none", "/proc", "proc", "rw,nosuid,nodev,noexec,relatime"), |
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]) |
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class TestFirstFree(unittest.TestCase): |
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"""Test case for the FirstFree function"""
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def test(self): |
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"""Test FirstFree"""
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self.failUnlessEqual(FirstFree([0, 1, 3]), 2) |
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self.failUnlessEqual(FirstFree([]), None) |
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self.failUnlessEqual(FirstFree([3, 4, 6]), 0) |
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self.failUnlessEqual(FirstFree([3, 4, 6], base=3), 5) |
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self.failUnlessRaises(AssertionError, FirstFree, [0, 3, 4, 6], base=3) |
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class TestTimeFunctions(unittest.TestCase): |
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"""Test case for time functions"""
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def runTest(self): |
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self.assertEqual(utils.SplitTime(1), (1, 0)) |
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self.assertEqual(utils.SplitTime(1.5), (1, 500000)) |
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self.assertEqual(utils.SplitTime(1218448917.4809151), (1218448917, 480915)) |
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self.assertEqual(utils.SplitTime(123.48012), (123, 480120)) |
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self.assertEqual(utils.SplitTime(123.9996), (123, 999600)) |
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self.assertEqual(utils.SplitTime(123.9995), (123, 999500)) |
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self.assertEqual(utils.SplitTime(123.9994), (123, 999400)) |
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self.assertEqual(utils.SplitTime(123.999999999), (123, 999999)) |
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self.assertRaises(AssertionError, utils.SplitTime, -1) |
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self.assertEqual(utils.MergeTime((1, 0)), 1.0) |
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self.assertEqual(utils.MergeTime((1, 500000)), 1.5) |
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self.assertEqual(utils.MergeTime((1218448917, 500000)), 1218448917.5) |
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self.assertEqual(round(utils.MergeTime((1218448917, 481000)), 3), |
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1218448917.481)
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self.assertEqual(round(utils.MergeTime((1, 801000)), 3), 1.801) |
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self.assertRaises(AssertionError, utils.MergeTime, (0, -1)) |
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self.assertRaises(AssertionError, utils.MergeTime, (0, 1000000)) |
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self.assertRaises(AssertionError, utils.MergeTime, (0, 9999999)) |
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self.assertRaises(AssertionError, utils.MergeTime, (-1, 0)) |
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self.assertRaises(AssertionError, utils.MergeTime, (-9999, 0)) |
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class FieldSetTestCase(unittest.TestCase): |
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"""Test case for FieldSets"""
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def testSimpleMatch(self): |
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f = utils.FieldSet("a", "b", "c", "def") |
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self.failUnless(f.Matches("a")) |
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self.failIf(f.Matches("d"), "Substring matched") |
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self.failIf(f.Matches("defghi"), "Prefix string matched") |
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self.failIf(f.NonMatching(["b", "c"])) |
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self.failIf(f.NonMatching(["a", "b", "c", "def"])) |
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self.failUnless(f.NonMatching(["a", "d"])) |
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def testRegexMatch(self): |
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f = utils.FieldSet("a", "b([0-9]+)", "c") |
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self.failUnless(f.Matches("b1")) |
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self.failUnless(f.Matches("b99")) |
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self.failIf(f.Matches("b/1")) |
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self.failIf(f.NonMatching(["b12", "c"])) |
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self.failUnless(f.NonMatching(["a", "1"])) |
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class TestForceDictType(unittest.TestCase): |
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"""Test case for ForceDictType"""
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KEY_TYPES = { |
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"a": constants.VTYPE_INT,
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"b": constants.VTYPE_BOOL,
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"c": constants.VTYPE_STRING,
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"d": constants.VTYPE_SIZE,
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"e": constants.VTYPE_MAYBE_STRING,
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} |
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def _fdt(self, dict, allowed_values=None): |
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if allowed_values is None: |
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utils.ForceDictType(dict, self.KEY_TYPES) |
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else:
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utils.ForceDictType(dict, self.KEY_TYPES, allowed_values=allowed_values) |
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return dict |
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def testSimpleDict(self): |
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self.assertEqual(self._fdt({}), {}) |
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self.assertEqual(self._fdt({'a': 1}), {'a': 1}) |
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self.assertEqual(self._fdt({'a': '1'}), {'a': 1}) |
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self.assertEqual(self._fdt({'a': 1, 'b': 1}), {'a':1, 'b': True}) |
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self.assertEqual(self._fdt({'b': 1, 'c': 'foo'}), {'b': True, 'c': 'foo'}) |
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self.assertEqual(self._fdt({'b': 1, 'c': False}), {'b': True, 'c': ''}) |
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self.assertEqual(self._fdt({'b': 'false'}), {'b': False}) |
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self.assertEqual(self._fdt({'b': 'False'}), {'b': False}) |
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self.assertEqual(self._fdt({'b': False}), {'b': False}) |
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self.assertEqual(self._fdt({'b': 'true'}), {'b': True}) |
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self.assertEqual(self._fdt({'b': 'True'}), {'b': True}) |
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self.assertEqual(self._fdt({'d': '4'}), {'d': 4}) |
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self.assertEqual(self._fdt({'d': '4M'}), {'d': 4}) |
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self.assertEqual(self._fdt({"e": None, }), {"e": None, }) |
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self.assertEqual(self._fdt({"e": "Hello World", }), {"e": "Hello World", }) |
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self.assertEqual(self._fdt({"e": False, }), {"e": '', }) |
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self.assertEqual(self._fdt({"b": "hello", }, ["hello"]), {"b": "hello"}) |
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def testErrors(self): |
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self.assertRaises(errors.TypeEnforcementError, self._fdt, {'a': 'astring'}) |
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self.assertRaises(errors.TypeEnforcementError, self._fdt, {"b": "hello"}) |
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self.assertRaises(errors.TypeEnforcementError, self._fdt, {'c': True}) |
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self.assertRaises(errors.TypeEnforcementError, self._fdt, {'d': 'astring'}) |
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self.assertRaises(errors.TypeEnforcementError, self._fdt, {'d': '4 L'}) |
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self.assertRaises(errors.TypeEnforcementError, self._fdt, {"e": object(), }) |
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self.assertRaises(errors.TypeEnforcementError, self._fdt, {"e": [], }) |
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self.assertRaises(errors.TypeEnforcementError, self._fdt, {"x": None, }) |
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self.assertRaises(errors.TypeEnforcementError, self._fdt, []) |
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self.assertRaises(errors.ProgrammerError, utils.ForceDictType,
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{"b": "hello"}, {"b": "no-such-type"}) |
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class TestValidateServiceName(unittest.TestCase): |
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def testValid(self): |
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testnames = [ |
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0, 1, 2, 3, 1024, 65000, 65534, 65535, |
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"ganeti",
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"gnt-masterd",
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"HELLO_WORLD_SVC",
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"hello.world.1",
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"0", "80", "1111", "65535", |
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] |
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for name in testnames: |
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self.assertEqual(utils.ValidateServiceName(name), name)
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def testInvalid(self): |
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testnames = [ |
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-15756, -1, 65536, 133428083, |
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"", "Hello World!", "!", "'", "\"", "\t", "\n", "`", |
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"-8546", "-1", "65536", |
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(129 * "A"), |
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] |
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for name in testnames: |
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self.assertRaises(errors.OpPrereqError, utils.ValidateServiceName, name)
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class TestReadLockedPidFile(unittest.TestCase): |
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def setUp(self): |
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self.tmpdir = tempfile.mkdtemp()
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def tearDown(self): |
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shutil.rmtree(self.tmpdir)
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def testNonExistent(self): |
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path = utils.PathJoin(self.tmpdir, "nonexist") |
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self.assert_(utils.ReadLockedPidFile(path) is None) |
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def testUnlocked(self): |
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path = utils.PathJoin(self.tmpdir, "pid") |
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utils.WriteFile(path, data="123")
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self.assert_(utils.ReadLockedPidFile(path) is None) |
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def testLocked(self): |
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path = utils.PathJoin(self.tmpdir, "pid") |
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utils.WriteFile(path, data="123")
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fl = utils.FileLock.Open(path) |
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try:
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fl.Exclusive(blocking=True)
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self.assertEqual(utils.ReadLockedPidFile(path), 123) |
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finally:
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fl.Close() |
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self.assert_(utils.ReadLockedPidFile(path) is None) |
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def testError(self): |
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path = utils.PathJoin(self.tmpdir, "foobar", "pid") |
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utils.WriteFile(utils.PathJoin(self.tmpdir, "foobar"), data="") |
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# open(2) should return ENOTDIR
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self.assertRaises(EnvironmentError, utils.ReadLockedPidFile, path) |
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class TestFindMatch(unittest.TestCase): |
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def test(self): |
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data = { |
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"aaaa": "Four A", |
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"bb": {"Two B": True}, |
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re.compile(r"^x(foo|bar|bazX)([0-9]+)$"): (1, 2, 3), |
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} |
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self.assertEqual(utils.FindMatch(data, "aaaa"), ("Four A", [])) |
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self.assertEqual(utils.FindMatch(data, "bb"), ({"Two B": True}, [])) |
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for i in ["foo", "bar", "bazX"]: |
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for j in range(1, 100, 7): |
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self.assertEqual(utils.FindMatch(data, "x%s%s" % (i, j)), |
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((1, 2, 3), [i, str(j)])) |
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def testNoMatch(self): |
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self.assert_(utils.FindMatch({}, "") is None) |
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self.assert_(utils.FindMatch({}, "foo") is None) |
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self.assert_(utils.FindMatch({}, 1234) is None) |
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data = { |
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"X": "Hello World", |
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re.compile("^(something)$"): "Hello World", |
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} |
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self.assert_(utils.FindMatch(data, "") is None) |
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self.assert_(utils.FindMatch(data, "Hello World") is None) |
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class TestTryConvert(unittest.TestCase): |
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def test(self): |
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for src, fn, result in [ |
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("1", int, 1), |
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("a", int, "a"), |
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("", bool, False), |
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("a", bool, True), |
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]: |
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self.assertEqual(utils.TryConvert(fn, src), result)
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if __name__ == '__main__': |
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testutils.GanetiTestProgram() |