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# This file is part of Buildbot. Buildbot is free software: you can
# redistribute it and/or modify it under the terms of the GNU General Public
# License as published by the Free Software Foundation, version 2.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 51
# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Copyright Buildbot Team Members
import sys
import cStringIO
from twisted.trial import unittest
from buildslave.scripts import base
from buildslave.test.util import misc
class TestIsBuildslaveDir(misc.OpenFileMixin, unittest.TestCase):
"""Test buildslave.scripts.base.isBuildslaveDir()"""
def setUp(self):
# capture output to stdout
self.mocked_stdout = cStringIO.StringIO()
self.patch(sys, "stdout", self.mocked_stdout)
def assertReadErrorMessage(self, strerror):
self.assertEqual(self.mocked_stdout.getvalue(),
"error reading 'testdir/buildbot.tac': %s\n"
"invalid buildslave directory 'testdir'\n" % strerror,
"unexpected error message on stdout")
def test_open_error(self):
"""Test that open() errors are handled."""
# patch open() to raise IOError
self.setUpOpenError(1, "open-error", "dummy")
# check that isBuildslaveDir() flags directory as invalid
self.assertFalse(base.isBuildslaveDir("testdir"))
# check that correct error message was printed to stdout
self.assertReadErrorMessage("open-error")
# check that open() was called with correct path
self.open.assert_called_once_with("testdir/buildbot.tac")
def test_read_error(self):
"""Test that read() errors on buildbot.tac file are handled."""
# patch open() to return file object that raises IOError on read()
self.setUpReadError(1, "read-error", "dummy")
# check that isBuildslaveDir() flags directory as invalid
self.assertFalse(base.isBuildslaveDir("testdir"))
# check that correct error message was printed to stdout
self.assertReadErrorMessage("read-error")
# check that open() was called with correct path
self.open.assert_called_once_with("testdir/buildbot.tac")
def test_unexpected_tac_contents(self):
"""Test that unexpected contents in buildbot.tac is handled."""
# patch open() to return file with unexpected contents
self.setUpOpen("dummy-contents")
# check that isBuildslaveDir() flags directory as invalid
self.assertFalse(base.isBuildslaveDir("testdir"))
# check that correct error message was printed to stdout
self.assertEqual(self.mocked_stdout.getvalue(),
"unexpected content in 'testdir/buildbot.tac'\n"
"invalid buildslave directory 'testdir'\n",
"unexpected error message on stdout")
# check that open() was called with correct path
self.open.assert_called_once_with("testdir/buildbot.tac")
def test_slavedir_good(self):
"""Test checking valid buildslave directory."""
# patch open() to return file with valid buildslave tac contents
self.setUpOpen("Application('buildslave')")
# check that isBuildslaveDir() flags directory as good
self.assertTrue(base.isBuildslaveDir("testdir"))
# check that open() was called with correct path
self.open.assert_called_once_with("testdir/buildbot.tac")
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