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from bzrlib.branch import Branch
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from bzrlib.tests import TestCaseInTempDir
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from bzrlib.tests.blackbox import TestCaseWithTransport
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class TestCat(TestCaseInTempDir):
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class TestCat(TestCaseWithTransport):
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def test_cat(self):
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def bzr(*args, **kwargs):
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return self.run_bzr(*args, **kwargs)[0]
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open('a', 'wb').write('foo\n')
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tree = self.make_branch_and_tree('branch')
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self.build_tree_contents([('branch/a', 'foo\n')])
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# 'bzr cat' without an option should cat the last revision
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bzr('cat', 'a', retcode=3)
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bzr('commit', '-m', '1')
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open('a', 'wb').write('baz\n')
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self.assertEquals(bzr('cat', 'a'), 'foo\n')
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bzr('commit', '-m', '2')
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self.assertEquals(bzr('cat', 'a'), 'baz\n')
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self.assertEquals(bzr('cat', 'a', '-r', '1'), 'foo\n')
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self.assertEquals(bzr('cat', 'a', '-r', '-1'), 'baz\n')
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rev_id = bzr('revision-history').strip().split('\n')[-1]
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self.assertEquals(bzr('cat', 'a', '-r', 'revid:%s' % rev_id), 'baz\n')
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self.run_bzr(['cat', 'a'], retcode=3)
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tree.commit(message='1')
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self.build_tree_contents([('a', 'baz\n')])
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# We use run_bzr_subprocess rather than run_bzr here so that we can
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# test mangling of line-endings on Windows.
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self.assertEquals(self.run_bzr_subprocess(['cat', 'a'])[0], 'foo\n')
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tree.commit(message='2')
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self.assertEquals(self.run_bzr_subprocess(['cat', 'a'])[0], 'baz\n')
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self.assertEquals(self.run_bzr_subprocess(
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['cat', 'a', '-r', '1'])[0],
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self.assertEquals(self.run_bzr_subprocess(
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['cat', 'a', '-r', '-1'])[0],
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rev_id = tree.branch.last_revision()
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self.assertEquals(self.run_bzr_subprocess(
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['cat', 'a', '-r', 'revid:%s' % rev_id])[0],
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self.assertEquals(self.run_bzr_subprocess(
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['cat', 'branch/a', '-r', 'revno:1:branch'])[0],
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self.run_bzr(['cat', 'a'], retcode=3)
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['cat', 'a', '-r', 'revno:1:branch-that-does-not-exist'],
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def test_cat_different_id(self):
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"""'cat' works with old and new files"""
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tree = self.make_branch_and_tree('.')
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# the files are named after their path in the revision and
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# current trees later in the test case
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# a-rev-tree is special because it appears in both the revision
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# tree and the working tree
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self.build_tree_contents([('a-rev-tree', 'foo\n'),
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('c-rev', 'baz\n'), ('d-rev', 'bar\n')])
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tree.add(['a-rev-tree', 'c-rev', 'd-rev'])
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tree.commit('add test files')
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# remove currently uses self._write_inventory -
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# work around that for now.
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tree.remove(['d-rev'])
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tree.rename_one('a-rev-tree', 'b-tree')
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tree.rename_one('c-rev', 'a-rev-tree')
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# calling bzr as another process require free lock on win32
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# 'b-tree' is not present in the old tree.
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self.run_bzr_error(["^bzr: ERROR: u?'b-tree' "
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"is not present in revision .+$"],
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'cat b-tree --name-from-revision')
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# get to the old file automatically
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out, err = self.run_bzr_subprocess('cat d-rev')
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self.assertEqual('bar\n', out)
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self.assertEqual('', err)
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self.run_bzr_subprocess('cat a-rev-tree --name-from-revision')
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self.assertEqual('foo\n', out)
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self.assertEqual('', err)
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out, err = self.run_bzr_subprocess('cat a-rev-tree')
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self.assertEqual('baz\n', out)
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self.assertEqual('', err)
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def test_remote_cat(self):
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wt = self.make_branch_and_tree('.')
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self.build_tree(['README'])
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wt.commit('Making sure there is a basis_tree available')
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url = self.get_readonly_url() + '/README'
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out, err = self.run_bzr_subprocess(['cat', url])
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self.assertEqual('contents of README\n', out)
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def test_cat_no_working_tree(self):
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wt = self.make_branch_and_tree('.')
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self.build_tree(['README'])
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wt.commit('Making sure there is a basis_tree available')
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wt.branch.bzrdir.destroy_workingtree()
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url = self.get_readonly_url() + '/README'
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out, err = self.run_bzr_subprocess(['cat', url])
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self.assertEqual('contents of README\n', out)
added
removed
bzrlib/tests/blackbox/test_cat.py
