1 files changed, 83 insertions, 0 deletions
diff --git a/bzrlib/tests/per_workingtree/test_nested_specifics.py b/bzrlib/tests/per_workingtree/test_nested_specifics.py
new file mode 100644
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+++ b/bzrlib/tests/per_workingtree/test_nested_specifics.py
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+# Copyright (C) 2007 Canonical Ltd
+# Authors:  Robert Collins <robert.collins@canonical.com>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+
+
+from bzrlib import (
+    inventory,
+    )
+from bzrlib.tests import TestNotApplicable
+from bzrlib.transform import TreeTransform
+from bzrlib.tests.per_workingtree import TestCaseWithWorkingTree
+
+
+class TestNestedSupport(TestCaseWithWorkingTree):
+
+    def make_branch_and_tree(self, path):
+        tree = TestCaseWithWorkingTree.make_branch_and_tree(self, path)
+        if not tree.supports_tree_reference():
+            raise TestNotApplicable('Tree references not supported')
+        return tree
+
+    def test_set_get_tree_reference(self):
+        """This tests that setting a tree reference is persistent."""
+        tree = self.make_branch_and_tree('.')
+        transform = TreeTransform(tree)
+        trans_id = transform.new_directory('reference', transform.root,
+            'subtree-id')
+        transform.set_tree_reference('subtree-revision', trans_id)
+        transform.apply()
+        tree = tree.bzrdir.open_workingtree()
+        tree.lock_read()
+        self.addCleanup(tree.unlock)
+        self.assertEqual('subtree-revision',
+            tree.root_inventory['subtree-id'].reference_revision)
+
+    def test_extract_while_locked(self):
+        tree = self.make_branch_and_tree('.')
+        tree.lock_write()
+        self.addCleanup(tree.unlock)
+        self.build_tree(['subtree/'])
+        tree.add(['subtree'], ['subtree-id'])
+        subtree = tree.extract('subtree-id')
+
+    def prepare_with_subtree(self):
+        tree = self.make_branch_and_tree('.')
+        tree.lock_write()
+        self.addCleanup(tree.unlock)
+        subtree = self.make_branch_and_tree('subtree')
+        tree.add(['subtree'], ['subtree-id'])
+        return tree
+
+    def test_kind_does_not_autodetect_subtree(self):
+        tree = self.prepare_with_subtree()
+        self.assertEqual('directory', tree.kind('subtree-id'))
+
+    def test_comparison_data_does_not_autodetect_subtree(self):
+        tree = self.prepare_with_subtree()
+        ie = inventory.InventoryDirectory('subtree-id', 'subtree',
+                                          tree.path2id(''))
+        self.assertEqual('directory',
+                         tree._comparison_data(ie, 'subtree')[0])
+
+    def test_inventory_does_not_autodetect_subtree(self):
+        tree = self.prepare_with_subtree()
+        self.assertEqual('directory', tree.kind('subtree-id'))
+
+    def test_iter_entries_by_dir_autodetects_subtree(self):
+        tree = self.prepare_with_subtree()
+        path, ie = tree.iter_entries_by_dir(['subtree-id']).next()
+        self.assertEqual('tree-reference', ie.kind)