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Viewing changes to bzrlib/tests/test_shelf_ui.py

  • Committer: Aaron Bentley
  • Date: 2008-10-27 15:52:24 UTC
  • mto: This revision was merged to the branch mainline in revision 3823.
  • Revision ID: aaron@aaronbentley.com-20081027155224-08puqycohzr2tgzw
Add tests for Shelver

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bzrlib/tests/test_shelf_ui.py
 
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# Copyright (C) 2008 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 cStringIO import StringIO
 
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from bzrlib import shelf_ui, tests
 
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class ExpectShelver(shelf_ui.Shelver):
 
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    """A variant of Shelver that intercepts console activity, for testing."""
 
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    def __init__(self, tree, target_tree):
 
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        shelf_ui.Shelver.__init__(self, tree, target_tree, None)
 
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        self.expected = []
 
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        self.diff_writer = StringIO()
 
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    def expect(self, prompt, response):
 
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        self.expected.append((prompt, response))
 
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    def prompt(self, message):
 
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        try:
 
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            prompt, response = self.expected.pop(0)
 
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        except IndexError:
 
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            raise AssertionError('Unexpected prompt: %s' % message)
 
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        if prompt != message:
 
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            raise AssertionError('Wrong prompt: %s' % message)
 
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        return response
 
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class TestShelver(tests.TestCaseWithTransport):
 
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    def create_shelvable_tree(self):
 
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        tree = self.make_branch_and_tree('tree')
 
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        self.build_tree_contents([('tree/foo', 'a\nb\nc\nd\ne\nf\n')])
 
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        tree.add('foo', 'foo-id')
 
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        tree.commit('added foo')
 
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        self.build_tree_contents([('tree/foo', 'z\nb\nc\nd\ne\nf\n')])
 
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        return tree
 
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    def test_unexpected_prompt_failure(self):
 
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        tree = self.create_shelvable_tree()
 
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        shelver = ExpectShelver(tree, tree.basis_tree())
 
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        e = self.assertRaises(AssertionError, shelver.run)
 
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        self.assertEqual('Unexpected prompt: Shelve? [yNfq]', str(e))
 
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    def test_wrong_prompt_failure(self):
 
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        tree = self.create_shelvable_tree()
 
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        shelver = ExpectShelver(tree, tree.basis_tree())
 
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        shelver.expect('foo', 'y')
 
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        e = self.assertRaises(AssertionError, shelver.run)
 
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        self.assertEqual('Wrong prompt: Shelve? [yNfq]', str(e))
 
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    def test_shelve_not_diff(self):
 
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        tree = self.create_shelvable_tree()
 
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        shelver = ExpectShelver(tree, tree.basis_tree())
 
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        shelver.expect('Shelve? [yNfq]', 'n')
 
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        # No final shelving prompt because no changes were selected
 
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        shelver.run()
 
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        self.assertFileEqual('z\nb\nc\nd\ne\nf\n', 'tree/foo')
 
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    def test_shelve_diff_no(self):
 
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        tree = self.create_shelvable_tree()
 
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        shelver = ExpectShelver(tree, tree.basis_tree())
 
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        shelver.expect('Shelve? [yNfq]', 'y')
 
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        shelver.expect('Shelve 1 change(s)? [yNfq]', 'n')
 
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        shelver.run()
 
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        self.assertFileEqual('z\nb\nc\nd\ne\nf\n', 'tree/foo')
 
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    def test_shelve_diff(self):
 
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        tree = self.create_shelvable_tree()
 
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        shelver = ExpectShelver(tree, tree.basis_tree())
 
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        shelver.expect('Shelve? [yNfq]', 'y')
 
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        shelver.expect('Shelve 1 change(s)? [yNfq]', 'y')
 
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        shelver.run()
 
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        self.assertFileEqual('a\nb\nc\nd\ne\nf\n', 'tree/foo')
 
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    def test_shelve_rename(self):
 
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        tree = self.create_shelvable_tree()
 
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        tree.revert()
 
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        tree.rename_one('foo', 'bar')
 
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        shelver = ExpectShelver(tree, tree.basis_tree())
 
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        shelver.expect('Shelve renaming foo => bar? [yNfq]', 'y')
 
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        shelver.expect('Shelve 1 change(s)? [yNfq]', 'y')
 
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        shelver.run()
 
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        self.assertFileEqual('a\nb\nc\nd\ne\nf\n', 'tree/foo')