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bzrlib/tests/test_errors.py
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# Copyright (C) 2006, 2007, 2008 Canonical Ltd
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#   Authors: Robert Collins <robert.collins@canonical.com>
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#            and others
 
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# Copyright (C) 2006, 2007, 2008, 2009 Canonical Ltd
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#
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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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"""Tests for the formatting and construction of errors."""
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import socket
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import sys
 
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from bzrlib import (
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    bzrdir,
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    errors,
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            "reason: reason for foo",
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            str(error))
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    def test_inconsistent_delta_delta(self):
 
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        error = errors.InconsistentDeltaDelta([], 'reason')
 
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        self.assertEqualDiff(
 
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            "An inconsistent delta was supplied: []\nreason: reason",
 
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            str(error))
 
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    def test_in_process_transport(self):
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        error = errors.InProcessTransport('fpp')
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        self.assertEqualDiff(
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            "You will need to upgrade the branch to permit branch stacking.",
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            str(error))
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    def test_unstackable_location(self):
 
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        error = errors.UnstackableLocationError('foo', 'bar')
 
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        self.assertEqualDiff("The branch 'foo' cannot be stacked on 'bar'.",
 
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            str(error))
 
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    def test_unstackable_repository_format(self):
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        format = u'foo'
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        url = "/foo"
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        e = ErrorWithBadFormat(not_thing='x')
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        self.assertStartsWith(
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            str(e), 'Unprintable exception ErrorWithBadFormat')
 
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    def test_cannot_bind_address(self):
 
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        # see <https://bugs.edge.launchpad.net/bzr/+bug/286871>
 
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        e = errors.CannotBindAddress('example.com', 22,
 
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            socket.error(13, 'Permission denied'))
 
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        self.assertContainsRe(str(e),
 
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            r'Cannot bind address "example\.com:22":.*Permission denied')