~jteh/bzr-fastimport/plainAuthorsBugs

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# 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, see <http://www.gnu.org/licenses/>.

"""Test the exporter."""

import os
import tempfile
import gzip

from bzrlib import tests

from bzrlib.plugins.fastimport.exporter import (
    _get_output_stream,
    check_ref_format,
    sanitize_ref_name_for_git
    )

from bzrlib.plugins.fastimport.tests import (
    FastimportFeature,
    )


class TestOutputStream(tests.TestCase):

    _test_needs_features = [FastimportFeature]

    def test_get_output_stream_stdout(self):
        # - returns standard out
        self.assertIsNot(None, _get_output_stream("-"))

    def test_get_source_gz(self):
        fd, filename = tempfile.mkstemp(suffix=".gz")
        os.close(fd)
        stream = _get_output_stream(filename)
        stream.write("bla")
        stream.close()
        # files ending in .gz are automatically decompressed.
        f = gzip.GzipFile(filename)
        self.assertEquals("bla", f.read())
        f.close()

    def test_get_source_file(self):
        # other files are opened as regular files.
        fd, filename = tempfile.mkstemp()
        os.close(fd)
        stream = _get_output_stream(filename)
        stream.write("foo")
        stream.close()
        f = open(filename, 'r')
        self.assertEquals("foo", f.read())
        f.close()


# from dulwich.tests.test_repository:
class CheckRefFormatTests(tests.TestCase):
    """Tests for the check_ref_format function.

    These are the same tests as in the git test suite.
    """

    def test_valid(self):
        self.assertTrue(check_ref_format('heads/foo'))
        self.assertTrue(check_ref_format('foo/bar/baz'))
        self.assertTrue(check_ref_format('refs///heads/foo'))
        self.assertTrue(check_ref_format('foo./bar'))
        self.assertTrue(check_ref_format('heads/foo@bar'))
        self.assertTrue(check_ref_format('heads/fix.lock.error'))

    def test_invalid(self):
        self.assertFalse(check_ref_format('foo'))
        self.assertFalse(check_ref_format('foo/.bar'))
        self.assertFalse(check_ref_format('heads/foo/'))
        self.assertFalse(check_ref_format('heads/foo.'))
        self.assertFalse(check_ref_format('./foo'))
        self.assertFalse(check_ref_format('.refs/foo'))
        self.assertFalse(check_ref_format('heads/foo..bar'))
        self.assertFalse(check_ref_format('heads/foo?bar'))
        self.assertFalse(check_ref_format('heads/foo.lock'))
        self.assertFalse(check_ref_format('heads/v@{ation'))
        self.assertFalse(check_ref_format('heads/foo\\bar'))
        self.assertFalse(check_ref_format('heads/foo\bar'))
        self.assertFalse(check_ref_format('heads/foo bar'))
        self.assertFalse(check_ref_format('heads/foo\020bar'))
        self.assertFalse(check_ref_format('heads/foo\177bar'))


class CheckRefnameRewriting(tests.TestCase):
    """Tests for sanitize_ref_name_for_git function"""

    def test_passthrough_valid(self):
        self.assertEqual(sanitize_ref_name_for_git('heads/foo'), 'heads/foo')
        self.assertEqual(sanitize_ref_name_for_git('foo/bar/baz'), 'foo/bar/baz')
        self.assertEqual(sanitize_ref_name_for_git('refs///heads/foo'), 'refs///heads/foo')
        self.assertEqual(sanitize_ref_name_for_git('foo./bar'), 'foo./bar')
        self.assertEqual(sanitize_ref_name_for_git('heads/foo@bar'), 'heads/foo@bar')
        self.assertEqual(sanitize_ref_name_for_git('heads/fix.lock.error'), 'heads/fix.lock.error')

    def test_rewrite_invalid(self):
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('foo./bar')))
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('heads/foo/')))
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('heads/foo.')))
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('./foo')))
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('.refs/foo')))
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('heads/foo..bar')))
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('heads/foo?bar')))
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('heads/foo.lock')))
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('heads/v@{ation')))
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('heads/foo\bar')))
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('heads/foo\\bar')))
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('heads/foo bar')))
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('heads/foo\020bar')))
        self.assertTrue(check_ref_format(sanitize_ref_name_for_git('heads/foo\177bar')))