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- rules for using destructors

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bzrlib/tests/blackbox/test_help.py
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# Copyright (C) 2005, 2006 by Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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"""Black-box tests for bzr help.
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"""
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from bzrlib.tests.blackbox import ExternalBase
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class TestHelp(ExternalBase):
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    def test_help_basic(self):
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        for cmd in ['--help', 'help', '-h', '-?']:
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            output = self.runbzr(cmd)[0]
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            line1 = output.split('\n')[0]
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            if not line1.startswith('Bazaar-NG'):
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                self.fail("bad output from bzr %s:\n%r" % (cmd, output))
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        # see https://launchpad.net/products/bzr/+bug/35940, -h doesn't work
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    def test_help_commands(self):
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        dash_help  = self.runbzr('--help commands')[0]
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        commands   = self.runbzr('help commands')[0]
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        long_help  = self.runbzr('help --long')[0]
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        qmark_long = self.runbzr('? --long')[0]
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        qmark_cmds = self.runbzr('? commands')[0]
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        self.assertEquals(dash_help, commands)
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        self.assertEquals(dash_help, long_help)
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        self.assertEquals(dash_help, qmark_long)
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        self.assertEquals(dash_help, qmark_cmds)
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    def test_help_detail(self):
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        dash_h  = self.runbzr('commit -h')[0]
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        help_x  = self.runbzr('help commit')[0]
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        qmark_x = self.runbzr('help commit')[0]
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        self.assertEquals(dash_h, help_x)
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        self.assertEquals(dash_h, qmark_x)
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    def test_help_help(self):
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        help = self.runbzr('help help')[0]
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        qmark = self.runbzr('? ?')[0]
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        self.assertEquals(help, qmark)
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        for line in help.split('\n'):
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            if '--long' in line:
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                self.assertTrue('show help on all commands' in line)