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Viewing changes to bzrlib/tests/test_progress.py

  • Committer: Michael Ellerman
  • Date: 2006-03-09 00:24:48 UTC
  • mto: (1610.1.8 bzr.mbp.integration)
  • mto: This revision was merged to the branch mainline in revision 1616.
  • Revision ID: michael@ellerman.id.au-20060309002448-70cce15e3d605130
Make the "ignore line" in the commit message editor the "right" width, so
that if you make your message that wide it won't wrap in bzr log output.
Just as a visual aid.

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bzrlib/tests/test_progress.py
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# Copyright (C) 2006 by 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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# 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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from StringIO import StringIO
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from bzrlib.progress import *
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from bzrlib.tests import TestCase
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class FakeStack:
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    def __init__(self, top):
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        self.__top = top
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    def top(self):
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        return self.__top
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class TestProgress(TestCase):
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    def setUp(self):
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        q = DummyProgress()
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        self.top = ChildProgress(_stack=FakeStack(q))
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    def test_propogation(self):
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        self.top.update('foobles', 1, 2)
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        self.assertEqual(self.top.message, 'foobles')
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        self.assertEqual(self.top.current, 1)
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        self.assertEqual(self.top.total, 2)
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        self.assertEqual(self.top.child_fraction, 0)
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        child = ChildProgress(_stack=FakeStack(self.top))
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        child.update('baubles', 2, 4)
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        self.assertEqual(self.top.message, 'foobles')
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        self.assertEqual(self.top.current, 1)
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        self.assertEqual(self.top.total, 2)
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        self.assertEqual(self.top.child_fraction, 0.5)
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        grandchild = ChildProgress(_stack=FakeStack(child))
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        grandchild.update('barbells', 1, 2)
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        self.assertEqual(self.top.child_fraction, 0.625)
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        self.assertEqual(child.child_fraction, 0.5)
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        child.update('baubles', 3, 4)
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        self.assertEqual(child.child_fraction, 0)
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        self.assertEqual(self.top.child_fraction, 0.75)
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        grandchild.update('barbells', 1, 2)
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        self.assertEqual(self.top.child_fraction, 0.875)
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        grandchild.update('barbells', 2, 2)
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        self.assertEqual(self.top.child_fraction, 1)
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        child.update('baubles', 4, 4)
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        self.assertEqual(self.top.child_fraction, 1)
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        #test clamping
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        grandchild.update('barbells', 2, 2)
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        self.assertEqual(self.top.child_fraction, 1)
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    def test_implementations(self):
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        for implementation in (TTYProgressBar, DotsProgressBar, 
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                               DummyProgress):
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            self.check_parent_handling(implementation)
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    def check_parent_handling(self, parentclass):
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        top = parentclass(to_file=StringIO())
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        top.update('foobles', 1, 2)
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        child = ChildProgress(_stack=FakeStack(top))
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        child.update('baubles', 4, 4)
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        top.update('lala', 2, 2)
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        child.update('baubles', 4, 4)
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    def test_stacking(self):
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        self.check_stack(TTYProgressBar, ChildProgress)
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        self.check_stack(DotsProgressBar, ChildProgress)
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        self.check_stack(DummyProgress, DummyProgress)
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    def check_stack(self, parent_class, child_class):
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        stack = ProgressBarStack(klass=parent_class, to_file=StringIO())
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        parent = stack.get_nested()
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        try:
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            self.assertIs(parent.__class__, parent_class)
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            child = stack.get_nested()
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            try:
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                self.assertIs(child.__class__, child_class)
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            finally:
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                child.finished()
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        finally:
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            parent.finished()