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Viewing changes to zap.py

  • Committer: Aaron Bentley
  • Date: 2006-03-24 19:51:54 UTC
  • Revision ID: abentley@panoramicfeedback.com-20060324195154-e183244265faeb50
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zap.py
 
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from shutil import rmtree
 
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from bzrlib.errors import NoWorkingTree, NotLocalUrl, NotBranchError
 
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from bzrlib.delta import compare_trees
 
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from bzrlib.workingtree import WorkingTree
 
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from errors import NotCheckout, UncommittedCheckout
 
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def zap(path):
 
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    try:
 
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        wt = WorkingTree.open(path)
 
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    except (NoWorkingTree, NotBranchError):
 
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        raise NotCheckout(path)
 
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    tree_base = wt.bzrdir.transport.base
 
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    branch_base = wt.branch.bzrdir.transport.base
 
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    if tree_base == branch_base:
 
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        raise NotCheckout(path)
 
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    delta = compare_trees(wt.basis_tree(), wt, want_unchanged=False)
 
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    if delta.has_changed():
 
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        raise UncommittedCheckout()
 
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    rmtree(path)
 
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def test_suite():
 
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    import os
 
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    from unittest import makeSuite
 
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    from bzrlib.bzrdir import BzrDir, BzrDirMetaFormat1
 
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    from bzrlib.branch import BranchReferenceFormat
 
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    from bzrlib.tests import TestCaseInTempDir
 
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    class TestZap(TestCaseInTempDir):
 
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        def make_checkout(self):
 
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            wt = BzrDir.create_standalone_workingtree('source')
 
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            os.mkdir('checkout')
 
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            checkout = BzrDirMetaFormat1().initialize('checkout')
 
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            BranchReferenceFormat().initialize(checkout, wt.branch)
 
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            return checkout.create_workingtree()
 
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        def test_is_checkout(self):
 
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            self.assertRaises(NotCheckout, zap, '.')
 
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            wt = BzrDir.create_standalone_workingtree('.')
 
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            self.assertRaises(NotCheckout, zap, '.')
 
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        def test_zap_works(self):
 
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            self.make_checkout()
 
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            self.assertIs(True, os.path.exists('checkout'))
 
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            zap('checkout')
 
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            self.assertIs(False, os.path.exists('checkout'))
 
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        def test_checks_modified(self):
 
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            checkout = self.make_checkout()
 
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            os.mkdir('checkout/foo')
 
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            checkout.add('foo')
 
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            self.assertRaises(UncommittedCheckout, zap, 'checkout')
 
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            checkout.commit('commit changes to branch')
 
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            zap('checkout')
 
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    return makeSuite(TestZap)