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Viewing changes to bzrlib/tests/blackbox/test_diff.py

  • Committer: John Arbash Meinel
  • Date: 2010-08-04 04:33:24 UTC
  • mto: This revision was merged to the branch mainline in revision 5390.
  • Revision ID: john@arbash-meinel.com-20100804043324-1ldc2v2w1kza7ox4
get into the nitty gritty for the _key_to_sha1 function.

It doesn't seem to help to op-out of the actual unhexlify call, so at least
that doesn't seem to be the performance overhead.
We get down to around 19.9us for _key_to_sha1 across 120 keys, which is
0.166us per key.

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bzrlib/tests/blackbox/test_diff.py
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# Copyright (C) 2005, 2006 Canonical Ltd
 
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# Copyright (C) 2006-2010 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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    tests,
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    workingtree,
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    )
 
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from bzrlib.diff import (
 
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    DiffTree,
 
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    format_registry as diff_format_registry,
 
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    )
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def subst_dates(string):
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        out, err = self.run_bzr('diff -r 1..23..123', retcode=3,
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            error_regexes=('one or two revision specifiers',))
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    def test_diff_using_and_format(self):
 
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        out, err = self.run_bzr('diff --format=default --using=mydi', retcode=3,
 
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            error_regexes=('are mutually exclusive',))
 
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    def test_diff_nonexistent_revision(self):
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        out, err = self.run_bzr('diff -r 123', retcode=3,
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            error_regexes=("Requested revision: '123' does not "
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        self.assertContainsRe(err,
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            "Requested revision: '1.1' does not exist in branch:")
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    def test_diff_diff_options_and_using(self):
 
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        out, err = self.run_bzr('diff --diff-options -wu --using /usr/bin/diff', retcode=3,
 
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          error_regexes=('are mutually exclusive.',))
 
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    def test_diff_unversioned(self):
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        # Get an error when diffing a non-versioned file.
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        # (Malone #3619)
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        output = self.run_bzr('diff -r 1.. branch1', retcode=1)
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        self.assertContainsRe(output[0], '\n\\-original line\n\\+repo line\n')
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    def test_custom_format(self):
 
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        class BooDiffTree(DiffTree):
 
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            def show_diff(self, specific_files, extra_trees=None):
 
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                self.to_file.write("BOO!\n")
 
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                return super(BooDiffTree, self).show_diff(specific_files,
 
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                    extra_trees)
 
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        diff_format_registry.register("boo", BooDiffTree, 
 
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            "Scary diff format")
 
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        self.addCleanup(diff_format_registry.remove, "boo")
 
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        self.make_example_branch()
 
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        self.build_tree_contents([('hello', 'hello world!\n')])
 
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        output = self.run_bzr('diff --format=boo', retcode=1)
 
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        self.assertTrue("BOO!" in output[0])
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class TestCheckoutDiff(TestDiff):
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