1 files changed, 43 insertions, 0 deletions
diff --git a/bzrlib/tests/per_repository/test_has_revisions.py b/bzrlib/tests/per_repository/test_has_revisions.py
new file mode 100644
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+++ b/bzrlib/tests/per_repository/test_has_revisions.py
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+# Copyright (C) 2008 Canonical Ltd
+#
+# 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
+
+"""Tests for implementations of Repository.has_revisions."""
+
+from bzrlib.revision import NULL_REVISION
+from bzrlib.tests.per_repository import TestCaseWithRepository
+
+
+class TestHasRevisions(TestCaseWithRepository):
+
+    def test_empty_list(self):
+        repo = self.make_repository('.')
+        self.assertEqual(set(), repo.has_revisions([]))
+
+    def test_superset(self):
+        tree = self.make_branch_and_tree('.')
+        repo = tree.branch.repository
+        rev1 = tree.commit('1')
+        rev2 = tree.commit('2')
+        rev3 = tree.commit('3')
+        self.assertEqual(set([rev1, rev3]),
+            repo.has_revisions([rev1, rev3, 'foobar:']))
+
+    def test_NULL(self):
+        # NULL_REVISION is always present. So for
+        # compatibility with 'has_revision' we make this work.
+        repo = self.make_repository('.')
+        self.assertEqual(set([NULL_REVISION]),
+            repo.has_revisions([NULL_REVISION]))