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Viewing changes to bzrlib/tests/test_delta.py

  • Committer: Andrew Bennetts
  • Date: 2008-05-21 02:34:32 UTC
  • mto: (3452.2.9 inter-remote-pack)
  • mto: This revision was merged to the branch mainline in revision 3452.
  • Revision ID: andrew.bennetts@canonical.com-20080521023432-rj4qn81st9sou7np
Buffer encoding of v3 messages to minimise write/send calls.  Doubles the speed of pushing over TCP with 500ms latency loopback.

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# Copyright (C) 2007-2010 Canonical Ltd
 
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# Copyright (C) 2007 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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#
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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import os
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from cStringIO import StringIO
 
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from StringIO import StringIO
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from bzrlib import (
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    delta as _mod_delta,
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    revision as _mod_revision,
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    tests,
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    )
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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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                     unversioned_filter=None, view_info=None):
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        if expected is None:
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            expected_lines = None
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        else:
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            expected_lines = [expected]
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        self.assertReportLines(expected_lines, file_id, path,
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                     versioned_change, renamed,
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                     modified, exe_change,
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                     kind, old_path,
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                     unversioned_filter, view_info)
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    def assertReportLines(self, expected_lines, 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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                     unversioned_filter=None, view_info=None):
 
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                     unversioned_filter=None):
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        result = []
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        def result_line(format, *args):
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            result.append(format % args)
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        reporter = _mod_delta._ChangeReporter(result_line,
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            unversioned_filter=unversioned_filter, view_info=view_info)
 
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            unversioned_filter=unversioned_filter)
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        reporter.report(file_id, (old_path, path), versioned_change, renamed,
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            modified, exe_change, kind)
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        if expected_lines is not None:
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            for i in range(len(expected_lines)):
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                self.assertEqualDiff(expected_lines[i], result[i])
 
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        if expected is not None:
 
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            self.assertEqualDiff(expected, result[0])
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        else:
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            self.assertEqual([], result)
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            old_path=None, versioned_change='unversioned',
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            renamed=False, modified='created', exe_change=False,
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            kind=(None, 'file'))
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        # but we can choose to filter these. Probably that should be done
 
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        # but we can choose to filter these. Probably that should be done 
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        # close to the tree, but this is a reasonable starting point.
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        self.assertReport(None, file_id=None, path='subdir/foo~',
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            old_path=None, versioned_change='unversioned',
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            renamed=False, modified='created', exe_change=False,
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            kind=(None, 'file'), unversioned_filter=lambda x:True)
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    def test_view_filtering(self):
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        # If a file in within the view, it should appear in the output
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        expected_lines = [
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            "Operating on whole tree but only reporting on 'my' view.",
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            " M  path"]
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        self.assertReportLines(expected_lines, modified='modified',
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            view_info=('my',['path']))
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        # If a file in outside the view, it should not appear in the output
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        expected_lines = [
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            "Operating on whole tree but only reporting on 'my' view."]
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        self.assertReportLines(expected_lines, modified='modified',
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            path="foo", view_info=('my',['path']))
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    def assertChangesEqual(self,
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                           file_id='fid',
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                           paths=('path', 'path'),
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                           exe_change=False)
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class TestChangesFrom(tests.TestCaseWithTransport):
 
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class TestChangesFrom (tests.TestCaseWithTransport):
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    def show_string(self, delta, *args,  **kwargs):
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        to_file = StringIO()
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        _mod_delta.report_delta(to_file, 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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                           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'))
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class TestDeltaShow(tests.TestCaseWithTransport):
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    def _get_delta(self):
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        # We build the delta from a real tree to avoid depending on internal
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        # implementation details.
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        wt = self.make_branch_and_tree('branch')
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        self.build_tree_contents([('branch/f1', '1\n'),
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                                  ('branch/f2', '2\n'),
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                                  ('branch/f3', '3\n'),
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                                  ('branch/f4', '4\n'),
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                                  ('branch/dir/',),
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                                 ])
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        wt.add(['f1', 'f2', 'f3', 'f4', 'dir'],
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               ['f1-id', 'f2-id', 'f3-id', 'f4-id', 'dir-id'])
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        wt.commit('commit one', rev_id='1')
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        long_status = """added:
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  dir/
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  f1
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  f2
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  f3
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  f4
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"""
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        short_status = """A  dir/
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A  f1
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A  f2
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A  f3
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A  f4
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"""
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        repo = wt.branch.repository
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        d = wt.changes_from(repo.revision_tree(_mod_revision.NULL_REVISION))
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        return d, long_status, short_status
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    def test_delta_show_short_status_no_filter(self):
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        d, long_status, short_status = self._get_delta()
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        out = StringIO()
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        _mod_delta.report_delta(out, d, short_status=True)
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        self.assertEquals(short_status, out.getvalue())
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    def test_delta_show_long_status_no_filter(self):
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        d, long_status, short_status = self._get_delta()
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        out = StringIO()
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        _mod_delta.report_delta(out, d, short_status=False)
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        self.assertEquals(long_status, out.getvalue())
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    def test_delta_show_no_filter(self):
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        d, long_status, short_status = self._get_delta()
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        out = StringIO()
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        def not_a_filter(path, file_id):
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            return True
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        _mod_delta.report_delta(out, d, short_status=True, filter=not_a_filter)
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        self.assertEquals(short_status, out.getvalue())
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    def test_delta_show_short_status_single_file_filter(self):
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        d, long_status, short_status = self._get_delta()
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        out = StringIO()
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        def only_f2(path, file_id):
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            return path == 'f2'
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        _mod_delta.report_delta(out, d, short_status=True, filter=only_f2)
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        self.assertEquals("A  f2\n", out.getvalue())
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    def test_delta_show_long_status_single_file_filter(self):
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        d, long_status, short_status = self._get_delta()
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        out = StringIO()
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        def only_f2(path, file_id):
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            return path == 'f2'
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        _mod_delta.report_delta(out, d, short_status=False, filter=only_f2)
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        self.assertEquals("added:\n  f2\n", out.getvalue())
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    def test_delta_show_short_status_single_file_id_filter(self):
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        d, long_status, short_status = self._get_delta()
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        out = StringIO()
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        def only_f2_id(path, file_id):
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            return file_id == 'f2-id'
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        _mod_delta.report_delta(out, d, short_status=True, filter=only_f2_id)
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        self.assertEquals("A  f2\n", out.getvalue())
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