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bzrlib/selftest/testgpg.py
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# Copyright (C) 2005 Canonical Ltd
 
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# Copyright (C) 2005 by Canonical Ltd
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#   Authors: Robert Collins <robert.collins@canonical.com>
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#
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# This program is free software; you can redistribute it and/or modify
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import os
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import sys
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from bzrlib import errors, ui
 
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import bzrlib.errors as errors
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import bzrlib.gpg as gpg
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from bzrlib.tests import TestCase, TestCaseInTempDir
 
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from bzrlib.selftest import TestCase, TestCaseInTempDir
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class FakeConfig(object):
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        my_gpg = gpg.GPGStrategy(FakeConfig())
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        self.assertRaises(errors.SigningFailed, my_gpg.sign, 'content')
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    def assertProduces(self, content):
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        # This needs a 'cat' command or similar to work.
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        my_gpg = gpg.GPGStrategy(FakeConfig())
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        if sys.platform == 'win32':
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            # Windows doesn't come with cat, and we don't require it
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            # so lets try using python instead.
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            # But stupid windows and line-ending conversions. 
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            # It is too much work to make sys.stdout be in binary mode.
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            # http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/65443
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            my_gpg._command_line = lambda:[sys.executable, '-c',
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                    'import sys; sys.stdout.write(sys.stdin.read())']
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            new_content = content.replace('\n', '\r\n')
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            self.assertEqual(new_content, my_gpg.sign(content))
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        else:
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            my_gpg._command_line = lambda:['cat', '-']
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            self.assertEqual(content, my_gpg.sign(content))
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    def test_returns_output(self):
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        content = "some content\nwith newlines\n"
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        self.assertProduces(content)
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    def test_clears_progress(self):
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        content = "some content\nwith newlines\n"
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        old_clear_term = ui.ui_factory.clear_term
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        clear_term_called = [] 
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        def clear_term():
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            old_clear_term()
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            clear_term_called.append(True)
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        ui.ui_factory.clear_term = clear_term
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        try:
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            self.assertProduces(content)
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        finally:
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            ui.ui_factory.clear_term = old_clear_term
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        self.assertEqual([True], clear_term_called)
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    def test_aborts_on_unicode(self):
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        """You can't sign Unicode text; it must be encoded first."""
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        self.assertRaises(errors.BzrBadParameterUnicode,
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                          self.assertProduces, u'foo')
 
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        # This test needs a 'cat' command or similar to work.
 
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        my_gpg = gpg.GPGStrategy(FakeConfig())
 
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        my_gpg._command_line = lambda:["cat", "-"]
 
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        self.assertEqual("some content\nwith newlines\n",
 
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                         my_gpg.sign("some content\nwith newlines\n"))
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class TestDisabled(TestCase):