view test/test_builder.py @ 118:9d59ed0e3116

Add test/test_builder.py with tests for treepkg.builder
author Bernhard Herzog <bh@intevation.de>
date Tue, 20 May 2008 18:47:16 +0000
parents
children 92116333ef77
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# Copyright (C) 2007, 2008 by Intevation GmbH
# Authors:
# Bernhard Herzog <bh@intevation.de>
#
# This program is free software under the GPL (>=v2)
# Read the file COPYING coming with the software for details.

"""Tests for treepkg.builder"""

import sys
import os
import unittest

from treepkg.builder import PBuilder

from filesupport import FileTestMixin

# helper program to dump the command line arguments into a file so that
# test cases can check them.
dump_command_line_py = """
import sys
open(sys.argv[1], 'w').write(repr(sys.argv[2:]))
"""


class TestPBuilder(unittest.TestCase, FileTestMixin):

    def setUp(self):
        self.dump_command_line = self.create_temp_file("dump_command_line.py",
                                                       dump_command_line_py)
        self.command_line_file = self.temp_file_name("command_line")
        self.root_command = [sys.executable, self.dump_command_line,
                             self.command_line_file]

    def check_command_line(self, args):
        self.checkFileContents(self.command_line_file, repr(args))

    def test_build(self):
        """Tests the PBuilder.build method.
        The test checks whether the build method creates the binary_dir
        and then checks the arguments with which the root command is
        called.  The test is a little too strict because it expects a
        specific order of the arguments even though the order of some of
        the arguments doesn't matter.

        A more thorough test of the build method is implicity done by
        the packager tests.
        """
        binary_dir_name = self.temp_file_name("binary")
        if os.path.exists(binary_dir_name):
            os.rmdir(binary_dir_name)
        # sanity check: the binary directory must not exist yet.
        self.failIf(os.path.exists(binary_dir_name))

        builder = PBuilder("my_pbuilderrc", self.root_command)
        builder.build("my_dsc_file", binary_dir_name, "the_logfile")
        self.check_command_line(['/usr/sbin/pbuilder', 'build',
                                 '--configfile', 'my_pbuilderrc',
                                 '--logfile', 'the_logfile',
                                 '--buildresult', binary_dir_name,
                                 'my_dsc_file'])
        self.failUnless(os.path.isdir(binary_dir_name))
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