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Viewing changes to bzrlib/selftest/testtransactions.py

  • Committer: Robert Collins
  • Date: 2005-10-07 04:10:46 UTC
  • mto: This revision was merged to the branch mainline in revision 1420.
  • Revision ID: robertc@robertcollins.net-20051007041046-10b07ae31ecde799
introduce transactions for grouping actions done to and with branches

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bzrlib/selftest/testtransactions.py
 
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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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# 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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#
 
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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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#
 
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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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"""Tests for the behaviour of the Transaction concept in bzr."""
 
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# import system imports here
 
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import os
 
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import sys
 
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#import bzrlib specific imports here
 
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import bzrlib.errors as errors
 
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from bzrlib.selftest import TestCase, TestCaseInTempDir
 
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import bzrlib.transactions as transactions
 
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class TestReadOnlyTransaction(TestCase):
 
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    def test_symbols(self):
 
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        from bzrlib.transactions import ReadOnlyTransaction
 
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    def test_construct(self):
 
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        transactions.ReadOnlyTransaction()
 
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    def test_register_clean(self):
 
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        transaction = transactions.ReadOnlyTransaction()
 
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        transaction.register_clean("anobject")
 
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    def test_commit_raises(self):
 
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        transaction = transactions.ReadOnlyTransaction()
 
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        self.assertRaises(errors.CommitNotPossible, transaction.commit)
 
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    def test_map(self):
 
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        transaction = transactions.ReadOnlyTransaction()
 
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        self.assertNotEqual(None, getattr(transaction, "map", None))
 
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    def test_add_and_get(self):
 
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        transaction = transactions.ReadOnlyTransaction()
 
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        weave = "a weave"
 
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        transaction.map.add_weave("id", weave)
 
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        self.assertEqual(weave, transaction.map.find_weave("id"))
 
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    def test_rollback_returns(self):
 
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        transaction = transactions.ReadOnlyTransaction()
 
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        transaction.rollback()
 
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    def test_finish_returns(self):
 
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        transaction = transactions.ReadOnlyTransaction()
 
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        transaction.finish()
 
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class TestPassThroughTransaction(TestCase):
 
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    def test_symbols(self):
 
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        from bzrlib.transactions import PassThroughTransaction
 
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    def test_construct(self):
 
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        transactions.PassThroughTransaction()
 
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    def test_register_clean(self):
 
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        transaction = transactions.PassThroughTransaction()
 
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        transaction.register_clean("anobject")
 
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    def test_commit_nothing_returns(self):
 
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        transaction = transactions.PassThroughTransaction()
 
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        transaction.commit()
 
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    def test_map(self):
 
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        transaction = transactions.PassThroughTransaction()
 
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        self.assertNotEqual(None, getattr(transaction, "map", None))
 
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    def test_add_and_get(self):
 
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        transaction = transactions.PassThroughTransaction()
 
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        weave = "a weave"
 
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        transaction.map.add_weave("id", weave)
 
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        self.assertEqual(None, transaction.map.find_weave("id"))
 
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    def test_rollback_asserts(self):
 
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        transaction = transactions.PassThroughTransaction()
 
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        self.assertRaises(errors.AlreadyCommitted, transaction.rollback)
 
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    def test_finish_returns(self):
 
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        transaction = transactions.PassThroughTransaction()
 
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        transaction.finish()