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#!/usr/bin/python
# -*- coding: utf-8 -*-
"""Tests for the dependencies helper functions."""
import socket
import unittest
from dfvfs import dependencies
try:
hostname = socket.gethostbyname(u'github.com')
except socket.error:
hostname = None
class DependenciesTest(unittest.TestCase):
"""A unit test for the dependencies helper functions."""
# pylint: disable=protected-access
# Show full diff results, part of TestCase so does not follow our naming
# conventions.
maxDiff = None
def testCheckLibyal(self):
"""Tests the _CheckLibyal function."""
result = dependencies._CheckLibyal(
{u'pybde': 20140531}, verbose_output=False)
self.assertTrue(result)
result = dependencies._CheckLibyal({u'bogus': 0}, verbose_output=False)
self.assertFalse(result)
@unittest.skipUnless(hostname, 'no internet connectivity')
def testCheckLibyalWithLatestVersionCheck(self):
"""Tests the _CheckLibyal function with latest version check."""
result = dependencies._CheckLibyal(
{u'pybde': 20140531}, latest_version_check=True,
verbose_output=False)
self.assertTrue(result)
def testCheckPythonModule(self):
"""Tests the _CheckPythonModule function."""
result = dependencies._CheckPythonModule(
u'dfdatetime', u'__version__', u'20160311', verbose_output=False)
self.assertTrue(result)
result = dependencies._CheckPythonModule(
u'bogus', u'__version__', u'0', verbose_output=False)
self.assertFalse(result)
def testCheckPyTSK(self):
"""Tests the _CheckPyTSK function."""
result = dependencies._CheckPyTSK(verbose_output=False)
self.assertTrue(result)
def testCheckSQLite3(self):
"""Tests the _CheckSQLite3 function."""
result = dependencies._CheckSQLite3(verbose_output=False)
self.assertTrue(result)
def testImportPythonModule(self):
"""Tests the _ImportPythonModule function."""
module = dependencies._ImportPythonModule(u'os')
self.assertIsNotNone(module)
module = dependencies._ImportPythonModule(u'bogus')
self.assertIsNone(module)
def testCheckDependencies(self):
"""Tests the CheckDependencies function."""
result = dependencies.CheckDependencies(verbose_output=False)
self.assertTrue(result)
def testCheckModuleVersion(self):
"""Tests the CheckModuleVersion function."""
dependencies.CheckModuleVersion(u'dfdatetime')
with self.assertRaises(ImportError):
dependencies.CheckModuleVersion(u'bogus')
def testGetDPKGDepends(self):
"""Tests the GetDPKGDepends function."""
install_requires = dependencies.GetDPKGDepends()
self.assertIn(u'libbde-python (>= 20140531)', install_requires)
install_requires = dependencies.GetDPKGDepends(exclude_version=True)
self.assertIn(u'libbde-python', install_requires)
def testGetInstallRequires(self):
"""Tests the GetInstallRequires function."""
install_requires = dependencies.GetInstallRequires()
self.assertIn(u'libbde-python >= 20140531', install_requires)
def testGetRPMRequires(self):
"""Tests the GetRPMRequires function."""
install_requires = dependencies.GetRPMRequires()
self.assertIn(u'libbde-python >= 20140531', install_requires)
if __name__ == '__main__':
unittest.main()
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