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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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"""Black-box tests for bzr cat.
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from bzrlib.tests.blackbox import TestCaseWithTransport
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class TestCat(TestCaseWithTransport):
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from bzrlib import tests
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class TestCat(tests.TestCaseWithTransport):
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def test_cat(self):
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tree = self.make_branch_and_tree('branch')
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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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self.disable_missing_extensions_warning()
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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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('c-rev', 'baz\n'), ('d-rev', 'bar\n'), ('e-rev', 'qux\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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tree.add(['a-rev-tree', 'c-rev', 'd-rev', 'e-rev'])
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tree.commit('add test files', rev_id='first')
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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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tree.rename_one('e-rev', 'old-rev')
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self.build_tree_contents([('e-rev', 'new\n')])
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# calling bzr as another process require free lock on win32
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self.assertEqual('baz\n', out)
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self.assertEqual('', err)
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# the actual file-id for e-rev doesn't exist in the old tree
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out, err = self.run_bzr_subprocess('cat e-rev -rrevid:first')
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self.assertEqual('qux\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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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_branch_revspec(self):
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wt = self.make_branch_and_tree('a')
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self.build_tree(['a/README'])
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wt.commit('Making sure there is a basis_tree available')
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wt = self.make_branch_and_tree('b')
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out, err = self.run_bzr_subprocess(
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['cat', '-r', 'branch:../a', 'README'])
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self.assertEqual('contents of a/README\n', out)
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def test_cat_filters(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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# Test unfiltered output
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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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# Test --filters option is legal but has no impact if no filters
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out, err = self.run_bzr_subprocess(['cat', '--filters', url])
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self.assertEqual('contents of README\n', out)
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def test_cat_filters_applied(self):
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# Test filtering applied to output. This is tricky to do in a
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# subprocess because we really need to patch in a plugin that
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# registers the filters. Instead, we patch in a custom
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# filter_stack and use run_bzr() ...
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from cStringIO import StringIO
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from bzrlib.commands import run_bzr
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from bzrlib.tests.test_filters import _stack_2
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from bzrlib.trace import mutter
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from bzrlib.tree import Tree
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wt = self.make_branch_and_tree('.')
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self.build_tree_contents([
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('README', "junk\nline 1 of README\nline 2 of README\n"),
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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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real_content_filter_stack = Tree._content_filter_stack
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def _custom_content_filter_stack(tree, path=None, file_id=None):
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Tree._content_filter_stack = _custom_content_filter_stack
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out, err = self.run_bzr(['cat', url, '--filters'])
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# The filter stack will remove the first line and swapcase the rest
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self.assertEqual('LINE 1 OF readme\nLINE 2 OF readme\n', out)
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self.assertEqual('', err)
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Tree._content_filter_stack = real_content_filter_stack
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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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self.assertEqual('contents of README\n', out)
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def test_cat_nonexistent_branch(self):
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if sys.platform == "win32":
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location = "C:/i/do/not/exist"
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location = "/i/do/not/exist"
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self.run_bzr_error(['^bzr: ERROR: Not a branch'], ['cat', location])
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self.vfs_transport_factory = tests.MemoryServer
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self.run_bzr_error(['^bzr: ERROR: Not a branch'],
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['cat', self.get_url()])