merged from the debian-sid branch

1 files changed, 30 insertions, 0 deletions

diff --git a/tests/test_cache_invocation.py b/tests/test_cache_invocation.py
new file mode 100644
index 00000000..6f4014de
--- /dev/null
+++ b/tests/test_cache_invocation.py
@@ -0,0 +1,30 @@
+#!/usr/bin/python
+import unittest
+
+import apt_pkg
+import apt.progress.base
+
+
+class TestCache(unittest.TestCase):
+    """Test invocation of apt_pkg.Cache()"""
+
+    def setUp(self):
+        apt_pkg.init_config()
+        apt_pkg.init_system()
+
+    def test_wrong_invocation(self):
+        """cache_invocation: Test wrong invocation."""
+        apt_cache = apt_pkg.Cache(apt.progress.base.OpProgress())
+
+        self.assertRaises(ValueError, apt_pkg.Cache, apt_cache)
+        self.assertRaises(ValueError, apt_pkg.Cache,
+                          apt.progress.base.AcquireProgress())
+        self.assertRaises(ValueError, apt_pkg.Cache, 0)
+
+    def test_proper_invocation(self):
+        """cache_invocation: Test correct invocation."""
+        apt_cache = apt_pkg.Cache(apt.progress.base.OpProgress())
+        apt_depcache = apt_pkg.DepCache(apt_cache)
+
+if __name__ == "__main__":
+    unittest.main()