~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

"""Front-end command for shell-like test scripts.

See doc/developers/testing.txt for more explanations.

This module should be importable even if testtools aren't available.

"""

import os

from bzrlib import (

    commands,

    option,

    )

class cmd_test_script(commands.Command):

    """Run a shell-like test from a file."""

    hidden = True

    takes_args = ['infile']

    takes_options = [

        option.Option('null-output',

                       help='Null command outputs match any output.'),

        ]

    @commands.display_command

    def run(self, infile, null_output=False):

        # local imports to defer testtools dependency

        from bzrlib import tests

        from bzrlib.tests.script import TestCaseWithTransportAndScript

        f = open(infile)

        try:

            script = f.read()

        finally:

            f.close()

        class Test(TestCaseWithTransportAndScript):

            script = None # Set before running

            def test_it(self):

                self.run_script(script,

                                null_output_matches_anything=null_output)

        runner = tests.TextTestRunner(stream=self.outf)

        test = Test('test_it')

        test.path = os.path.realpath(infile)

        res = runner.run(test)

        return len(res.errors) + len(res.failures)