← Back to branch summary

~abentley/bzrtools/bzrtools.dev

« back to all changes in this revision

Viewing changes to zap.py

  • Committer: Aaron Bentley
  • Date: 2006-03-22 15:21:38 UTC
  • Revision ID: abentley@panoramicfeedback.com-20060322152138-532543d08f4eb8db
Removed obsolete reweave_inventory

Show diffs side-by-side

added added

removed removed

Lines of Context:
zap.py
1
 
from shutil import rmtree
2
 
 
3
 
from bzrlib import (
4
 
    bzrdir,
5
 
    revision as _mod_revision,
6
 
    )
7
 
from bzrlib.branch import Branch
8
 
from bzrlib.errors import NoWorkingTree, NotLocalUrl, NotBranchError
9
 
from bzrlib.workingtree import WorkingTree
10
 
 
11
 
from errors import (NotCheckout, UncommittedCheckout, ParentMissingRevisions,
12
 
                    NoParent)
13
 
 
14
 
 
15
 
def zap(path, remove_branch=False):
16
 
    try:
17
 
        wt = bzrdir.BzrDir.open(path).open_workingtree(path,
18
 
                                                       recommend_upgrade=False)
19
 
    except (NoWorkingTree, NotBranchError):
20
 
        raise NotCheckout(path)
21
 
    tree_base = wt.bzrdir.transport.base
22
 
    branch = wt.branch
23
 
    branch_base = branch.bzrdir.transport.base
24
 
    if tree_base == branch_base:
25
 
        raise NotCheckout(path)
26
 
    delta = wt.changes_from(wt.basis_tree(), want_unchanged=False)
27
 
    if delta.has_changed():
28
 
        raise UncommittedCheckout()
29
 
    if remove_branch:
30
 
        parent_loc = branch.get_parent()
31
 
        if parent_loc is None:
32
 
            raise NoParent()
33
 
        parent = Branch.open(parent_loc)
34
 
        last_revision = _mod_revision.ensure_null(parent.last_revision())
35
 
        p_ancestry = parent.repository.get_ancestry(last_revision)
36
 
        if (last_revision != _mod_revision.NULL_REVISION and
37
 
            branch.last_revision() not in p_ancestry):
38
 
            raise ParentMissingRevisions(branch.get_parent())
39
 
    rmtree(path)
40
 
    if remove_branch:
41
 
        t = branch.bzrdir.transport
42
 
        while t.base != branch_base:
43
 
            t = t.clone('..')
44
 
        t = t.clone('..')
45
 
        t.delete_tree('')
46
 
 
47
 
 
48
 
def test_suite():
49
 
    import os
50
 
    from unittest import makeSuite
51
 
 
52
 
    from bzrlib.bzrdir import BzrDir, BzrDirMetaFormat1
53
 
    from bzrlib.branch import BranchReferenceFormat
54
 
    from bzrlib.tests import TestCaseInTempDir
55
 
 
56
 
    class TestZap(TestCaseInTempDir):
57
 
 
58
 
        def make_checkout(self):
59
 
            wt = BzrDir.create_standalone_workingtree('source')
60
 
            os.mkdir('checkout')
61
 
            checkout = BzrDirMetaFormat1().initialize('checkout')
62
 
            BranchReferenceFormat().initialize(checkout, wt.branch)
63
 
            return checkout.create_workingtree()
64
 
 
65
 
        def make_checkout2(self):
66
 
            wt = self.make_checkout()
67
 
            wt2 = wt.branch.bzrdir.sprout('source2').open_workingtree()
68
 
            os.mkdir('checkout2')
69
 
            checkout = BzrDirMetaFormat1().initialize('checkout2')
70
 
            BranchReferenceFormat().initialize(checkout, wt2.branch)
71
 
            return checkout.create_workingtree()
72
 
 
73
 
        def test_is_checkout(self):
74
 
            self.assertRaises(NotCheckout, zap, '.')
75
 
            wt = BzrDir.create_standalone_workingtree('.')
76
 
            self.assertRaises(NotCheckout, zap, '.')
77
 
 
78
 
        def test_zap_works(self):
79
 
            self.make_checkout()
80
 
            self.assertIs(True, os.path.exists('checkout'))
81
 
            zap('checkout')
82
 
            self.assertIs(False, os.path.exists('checkout'))
83
 
            self.assertIs(True, os.path.exists('source'))
84
 
 
85
 
        def test_zap_branch(self):
86
 
            self.make_checkout2()
87
 
            base = WorkingTree.open('checkout').branch.base
88
 
            self.assertIs(True, os.path.exists('checkout'))
89
 
            self.assertRaises(NoParent, zap, 'checkout', remove_branch=True)
90
 
            self.assertIs(True, os.path.exists('checkout'))
91
 
            self.assertIs(True, os.path.exists('source'))
92
 
            zap('checkout2', remove_branch=True)
93
 
            self.assertIs(False, os.path.exists('checkout2'))
94
 
            self.assertIs(False, os.path.exists('source2'))
95
 
 
96
 
        def test_checks_modified(self):
97
 
            checkout = self.make_checkout()
98
 
            os.mkdir('checkout/foo')
99
 
            checkout.add('foo')
100
 
            self.assertRaises(UncommittedCheckout, zap, 'checkout')
101
 
            checkout.commit('commit changes to branch')
102
 
            zap('checkout')
103
 
 
104
 
    return makeSuite(TestZap)