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# Copyright (C) 2007 Canonical Ltd
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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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# 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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# 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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class InstrumentedReporter(object):
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def report(self, file_id, path, versioned, renamed, modified, exe_change,
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self.calls.append((file_id, path, versioned, renamed, modified,
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class TestReportChanges(tests.TestCase):
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"""Test the new change reporting infrastructure"""
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def assertReport(self, expected, file_id='fid', path='path',
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versioned_change='unchanged', renamed=False,
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modified='unchanged', exe_change=False,
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kind=('file', 'file'), old_path=None):
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def result_line(format, *args):
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result.append(format % args)
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inv = inventory.Inventory()
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if old_path is not None:
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inv.add(inventory.InventoryFile(file_id, old_path,
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reporter = _mod_delta.ChangeReporter(inv, result_line)
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reporter.report(file_id, path, versioned_change, renamed, modified,
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self.assertEqualDiff(expected, result[0])
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def test_rename(self):
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self.assertReport('R old => path', renamed=True, old_path='old')
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self.assertReport(' path')
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self.assertReport('RN old => path', renamed=True, old_path='old',
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modified='created', kind=(None, 'file'))
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self.assertReport(' K path => path/', modified='kind changed',
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kind=('file', 'directory'))
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self.assertReport(' K path/ => path', modified='kind changed',
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kind=('directory', 'file'), old_path='old')
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self.assertReport('RK old => path/', renamed=True,
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modified='kind changed',
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kind=('file', 'directory'), old_path='old')
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self.assertReport(' N path/', modified='created',
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kind=(None, 'directory'))
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self.assertReport('+ path/', versioned_change='added',
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modified='unchanged', kind=(None, 'directory'))
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self.assertReport('+ path', versioned_change='added',
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modified='unchanged', kind=(None, None))
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self.assertReport('+N path/', versioned_change='added',
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modified='created', kind=(None, 'directory'))
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self.assertReport('+M path/', versioned_change='added',
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modified='modified', kind=(None, 'directory'))
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self.assertReport('+K path => path/', versioned_change='added',
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modified='kind changed', kind=('file', 'directory'))
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def test_removal(self):
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self.assertReport(' D path/', modified='deleted',
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kind=('directory', None), old_path='old')
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self.assertReport('- path/', versioned_change='removed',
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kind=(None, 'directory'))
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self.assertReport('-D path', versioned_change='removed',
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modified='deleted', kind=('file', 'directory'))
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def test_modification(self):
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self.assertReport(' M path', modified='modified')
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self.assertReport(' M* path', modified='modified', exe_change=True)
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def assertChangesEqual(self,
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versioned=(True, True),
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parent_id=('pid', 'pid'),
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name=('name', 'name'),
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kind=('file', 'file'),
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executable=(False, False),
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versioned_change='unchanged',
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modified='unchanged',
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reporter = InstrumentedReporter()
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_mod_delta.report_changes([(file_id, path, content_change, versioned,
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parent_id, name, kind, executable)], reporter)
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output = reporter.calls[0]
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self.assertEqual(file_id, output[0])
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self.assertEqual(path, output[1])
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self.assertEqual(versioned_change, output[2])
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self.assertEqual(renamed, output[3])
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self.assertEqual(modified, output[4])
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self.assertEqual(exe_change, output[5])
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self.assertEqual(kind, output[6])
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def test_report_changes(self):
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"""Test change detection of report_changes"""
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#Ensure no changes are detected by default
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self.assertChangesEqual(modified='unchanged', renamed=False,
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versioned_change='unchanged',
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self.assertChangesEqual(modified='kind changed',
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kind=('file', 'directory'))
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self.assertChangesEqual(modified='created', kind=(None, 'directory'))
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self.assertChangesEqual(modified='deleted', kind=('directory', None))
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self.assertChangesEqual(content_change=True, modified='modified')
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self.assertChangesEqual(renamed=True, name=('old', 'new'))
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self.assertChangesEqual(renamed=True,
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parent_id=('old-parent', 'new-parent'))
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self.assertChangesEqual(versioned_change='added',
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versioned=(False, True))
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self.assertChangesEqual(versioned_change='removed',
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versioned=(True, False))
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# execute bit is only detected as "changed" if the file is and was
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self.assertChangesEqual(exe_change=True, executable=(True, False))
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self.assertChangesEqual(exe_change=False, executable=(True, False),
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kind=('directory', 'directory'))
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self.assertChangesEqual(exe_change=False, modified='kind changed',
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executable=(False, True),
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kind=('directory', 'file'))
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self.assertChangesEqual(parent_id=('pid', None))
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# Now make sure they all work together
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self.assertChangesEqual(versioned_change='removed',
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modified='deleted', versioned=(True, False),
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kind=('directory', None))
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self.assertChangesEqual(versioned_change='removed',
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modified='created', versioned=(True, False),
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self.assertChangesEqual(versioned_change='removed',
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modified='modified', renamed=True,
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exe_change=True, versioned=(True, False),
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content_change=True, name=('old', 'new'),
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executable=(False, True))
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class TestChangesFrom (tests.TestCaseWithTransport):
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def show_string(self, delta, *args, **kwargs):
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delta.show(to_file, *args, **kwargs)
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return to_file.getvalue()
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def test_kind_change(self):
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"""Doing a status when a file has changed kind should work"""
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tree = self.make_branch_and_tree('.')
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self.build_tree(['filename'])
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tree.add('filename', 'file-id')
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tree.commit('added filename')
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os.unlink('filename')
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self.build_tree(['filename/'])
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delta = tree.changes_from(tree.basis_tree())
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self.assertEqual([('filename', 'file-id', 'file', 'directory')],
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self.assertEqual([], delta.added)
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self.assertEqual([], delta.removed)
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self.assertEqual([], delta.renamed)
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self.assertEqual([], delta.modified)
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self.assertEqual([], delta.unchanged)
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self.assertTrue(delta.has_changed())
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self.assertTrue(delta.touches_file_id('file-id'))
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self.assertEqual('kind changed:\n filename (file => directory)\n',
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self.show_string(delta))
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other_delta = _mod_delta.TreeDelta()
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self.assertNotEqual(other_delta, delta)
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other_delta.kind_changed = [('filename', 'file-id', 'file',
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self.assertNotEqual(other_delta, delta)
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other_delta.kind_changed = [('filename', 'file-id', 'file',
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self.assertEqual(other_delta, delta)
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self.assertEqualDiff("TreeDelta(added=[], removed=[], renamed=[],"
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" kind_changed=[(u'filename', 'file-id', 'file', 'directory')],"
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" modified=[], unchanged=[])", repr(delta))
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self.assertEqual('K filename (file => directory) file-id\n',
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self.show_string(delta, show_ids=True,
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tree.rename_one('filename', 'dirname')
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delta = tree.changes_from(tree.basis_tree())
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self.assertEqual([], delta.kind_changed)
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# This loses the fact that kind changed, remembering it as a
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self.assertEqual([('filename', 'dirname', 'file-id', 'directory',
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True, False)], delta.renamed)
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self.assertTrue(delta.has_changed())
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self.assertTrue(delta.touches_file_id('file-id'))
added
removed
bzrlib/tests/test_delta.py
