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

  • Committer: John Arbash Meinel
  • Date: 2010-05-11 10:45:26 UTC
  • mto: This revision was merged to the branch mainline in revision 5225.
  • Revision ID: john@arbash-meinel.com-20100511104526-zxnstcxta22hzw2n
Implement a compiled extension for parsing the text key out of a CHKInventory value.

Related to bug #562666. This seems to shave 5-10% out of the time spent doing a complete
branch of bzr.dev/launchpad/etc.

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bzrlib/tests/blackbox/test_switch.py
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# Copyright (C) 2007, 2008, 2009 Canonical Ltd
 
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# Copyright (C) 2007-2010 Canonical Ltd
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# -*- coding: utf-8 -*-
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#
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# This program is free software; you can redistribute it and/or modify
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import os
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from bzrlib import osutils
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from bzrlib.workingtree import WorkingTree
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from bzrlib.tests.blackbox import ExternalBase
 
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from bzrlib.directory_service import directories
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class TestSwitch(ExternalBase):
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    def _create_sample_tree(self):
 
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        tree = self.make_branch_and_tree('branch-1')
 
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        self.build_tree(['branch-1/file-1', 'branch-1/file-2'])
 
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        tree.add('file-1')
 
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        tree.commit('rev1')
 
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        tree.add('file-2')
 
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        tree.commit('rev2')
 
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        return tree
 
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    def test_switch_up_to_date_light_checkout(self):
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        self.make_branch_and_tree('branch')
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        self.run_bzr('branch branch branch2')
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        self.assertEqual(branchb_id, checkout.last_revision())
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        self.assertEqual(tree2.branch.base, checkout.branch.get_bound_location())
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    def test_switch_revision(self):
 
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        tree = self._create_sample_tree()
 
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        checkout = tree.branch.create_checkout('checkout', lightweight=True)
 
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        self.run_bzr(['switch', 'branch-1', '-r1'], working_dir='checkout')
 
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        self.failUnlessExists('checkout/file-1')
 
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        self.failIfExists('checkout/file-2')
 
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    def test_switch_only_revision(self):
 
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        tree = self._create_sample_tree()
 
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        checkout = tree.branch.create_checkout('checkout', lightweight=True)
 
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        self.failUnlessExists('checkout/file-1')
 
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        self.failUnlessExists('checkout/file-2')
 
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        self.run_bzr(['switch', '-r1'], working_dir='checkout')
 
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        self.failUnlessExists('checkout/file-1')
 
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        self.failIfExists('checkout/file-2')
 
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        # Check that we don't accept a range
 
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        self.run_bzr_error(
 
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            ['bzr switch --revision takes exactly one revision identifier'],
 
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            ['switch', '-r0..2'], working_dir='checkout')
 
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    def prepare_lightweight_switch(self):
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        branch = self.make_branch('branch')
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        branch.create_checkout('tree', lightweight=True)
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        os.rename('branch', 'branch1')
 
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        osutils.rename('branch', 'branch1')
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    def test_switch_lightweight_after_branch_moved(self):
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        self.prepare_lightweight_switch()
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        # The new branch should have been created at the same level as
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        # 'branch', because we did not have a '/' segment
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        self.assertEqual(branch.base[:-1] + '2/', tree.branch.base)
 
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    def test_create_branch_directory_services(self):
 
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        branch = self.make_branch('branch')
 
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        tree = branch.create_checkout('tree', lightweight=True)
 
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        class FooLookup(object):
 
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            def look_up(self, name, url):
 
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                return 'foo-'+name
 
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        directories.register('foo:', FooLookup, 'Create branches named foo-')
 
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        self.addCleanup(directories.remove, 'foo:')
 
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        self.run_bzr('switch -b foo:branch2', working_dir='tree')
 
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        tree = WorkingTree.open('tree')
 
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        self.assertEndsWith(tree.branch.base, 'foo-branch2/')
 
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    def test_switch_with_post_switch_hook(self):
 
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        from bzrlib import branch as _mod_branch
 
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        calls = []
 
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        _mod_branch.Branch.hooks.install_named_hook('post_switch',
 
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            calls.append, None)
 
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        self.make_branch_and_tree('branch')
 
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        self.run_bzr('branch branch branch2')
 
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        self.run_bzr('checkout branch checkout')
 
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        os.chdir('checkout')
 
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        self.assertLength(0, calls)
 
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        out, err = self.run_bzr('switch ../branch2')
 
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        self.assertLength(1, calls)
 
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    def test_switch_lightweight_co_with_post_switch_hook(self):
 
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        from bzrlib import branch as _mod_branch
 
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        calls = []
 
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        _mod_branch.Branch.hooks.install_named_hook('post_switch',
 
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            calls.append, None)
 
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        self.make_branch_and_tree('branch')
 
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        self.run_bzr('branch branch branch2')
 
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        self.run_bzr('checkout --lightweight branch checkout')
 
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        os.chdir('checkout')
 
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        self.assertLength(0, calls)
 
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        out, err = self.run_bzr('switch ../branch2')
 
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        self.assertLength(1, calls)