~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2010 Canonical Ltd

#

# This program 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; either version 2 of the License, or

# (at your option) any later version.

#

# 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

import os

import sys

import tempfile

from bzrlib import (

    mergetools,

    tests

)

class TestFilenameSubstitution(tests.TestCaseInTempDir):

    def test_simple_filename(self):

        cmd_list = ['kdiff3', '{base}', '{this}', '{other}', '-o', '{result}']

        args, tmpfile = mergetools._subst_filename(cmd_list, 'test.txt')

        self.assertEqual(

            ['kdiff3',

             'test.txt.BASE',

             'test.txt.THIS',

             'test.txt.OTHER',

             '-o',

             'test.txt'],

            args)

    def test_spaces(self):

        cmd_list = ['kdiff3', '{base}', '{this}', '{other}', '-o', '{result}']

        args, tmpfile = mergetools._subst_filename(cmd_list,

                                                   'file with space.txt')

        self.assertEqual(

            ['kdiff3',

             'file with space.txt.BASE',

             'file with space.txt.THIS',

             'file with space.txt.OTHER',

             '-o',

             'file with space.txt'],

            args)

    def test_spaces_and_quotes(self):

        cmd_list = ['kdiff3', '{base}', '{this}', '{other}', '-o', '{result}']

        args, tmpfile = mergetools._subst_filename(cmd_list,

            'file with "space and quotes".txt')

        self.assertEqual(

            ['kdiff3',

             'file with "space and quotes".txt.BASE',

             'file with "space and quotes".txt.THIS',

             'file with "space and quotes".txt.OTHER',

             '-o',

             'file with "space and quotes".txt'],

            args)

    def test_tempfile(self):

        self.build_tree(('test.txt', 'test.txt.BASE', 'test.txt.THIS',

                         'test.txt.OTHER'))

        cmd_list = ['some_tool', '{this_temp}']

        args, tmpfile = mergetools._subst_filename(cmd_list, 'test.txt')

        self.assertPathExists(tmpfile)

        os.remove(tmpfile)

class TestCheckAvailability(tests.TestCaseInTempDir):

    def test_full_path(self):

        self.assertTrue(mergetools.check_availability(sys.executable))

    def test_exe_on_path(self):

        self.assertTrue(mergetools.check_availability('python'))

    def test_nonexistent(self):

        self.assertFalse(mergetools.check_availability('DOES NOT EXIST'))

    def test_non_executable(self):

        f, name = tempfile.mkstemp()

        try:

            self.log('temp filename: %s', name)

            self.assertFalse(mergetools.check_availability(name))

        finally:

            os.close(f)

            os.unlink(name)

class TestInvoke(tests.TestCaseInTempDir):

    def setUp(self):

        super(tests.TestCaseInTempDir, self).setUp()

        self._exe = None

        self._args = None

        self.build_tree_contents((

            ('test.txt', 'stuff'),

            ('test.txt.BASE', 'base stuff'),

            ('test.txt.THIS', 'this stuff'),

            ('test.txt.OTHER', 'other stuff'),

        ))

    def test_invoke_expands_exe_path(self):

        self.overrideEnv('PATH', os.path.dirname(sys.executable))

        def dummy_invoker(exe, args, cleanup):

            self._exe = exe

            self._args = args

            cleanup(0)

            return 0

        command = '%s {result}' % os.path.basename(sys.executable)

        retcode = mergetools.invoke(command, 'test.txt', dummy_invoker)

        self.assertEqual(0, retcode)

        self.assertEqual(sys.executable, self._exe)

        self.assertEqual(['test.txt'], self._args)

    def test_success(self):

        def dummy_invoker(exe, args, cleanup):

            self._exe = exe

            self._args = args

            cleanup(0)

            return 0

        retcode = mergetools.invoke('tool {result}', 'test.txt', dummy_invoker)

        self.assertEqual(0, retcode)

        self.assertEqual('tool', self._exe)

        self.assertEqual(['test.txt'], self._args)

    def test_failure(self):

        def dummy_invoker(exe, args, cleanup):

            self._exe = exe

            self._args = args

            cleanup(1)

            return 1

        retcode = mergetools.invoke('tool {result}', 'test.txt', dummy_invoker)

        self.assertEqual(1, retcode)

        self.assertEqual('tool', self._exe)

        self.assertEqual(['test.txt'], self._args)

    def test_success_tempfile(self):

        def dummy_invoker(exe, args, cleanup):

            self._exe = exe

            self._args = args

            self.assertPathExists(args[0])

            f = open(args[0], 'wt')

            f.write('temp stuff')

            f.close()

            cleanup(0)

            return 0

        retcode = mergetools.invoke('tool {this_temp}', 'test.txt',

                                    dummy_invoker)

        self.assertEqual(0, retcode)

        self.assertEqual('tool', self._exe)

        self.assertPathDoesNotExist(self._args[0])

        self.assertFileEqual('temp stuff', 'test.txt')

    def test_failure_tempfile(self):

        def dummy_invoker(exe, args, cleanup):

            self._exe = exe

            self._args = args

            self.assertPathExists(args[0])

            self.log(repr(args))

            f = open(args[0], 'wt')

            self.log(repr(f))

            f.write('temp stuff')

            f.close()

            cleanup(1)

            return 1

        retcode = mergetools.invoke('tool {this_temp}', 'test.txt',

                                    dummy_invoker)

        self.assertEqual(1, retcode)

        self.assertEqual('tool', self._exe)

        self.assertFileEqual('stuff', 'test.txt')