* tests/test_apt_cache.py:

  - add simple test for basic cache/dependency iteration

2 files changed, 36 insertions, 0 deletions

diff --git a/debian/changelog b/debian/changelog
index fc06f186..c0ebeded 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -13,6 +13,8 @@ python-apt (0.7.94.3) UNRELEASED; urgency=low
     - fix ports test-data
   * debian/control
     - build against XS-Python-Versions: 2.6, 3.1
+  * tests/test_apt_cache.py:
+    - add simple test for basic cache/dependency iteration
   
  -- Julian Andres Klode <jak@debian.org>  Mon, 15 Mar 2010 17:04:49 +0100
 
diff --git a/tests/test_apt_cache.py b/tests/test_apt_cache.py
new file mode 100644
index 00000000..3c2961e1
--- /dev/null
+++ b/tests/test_apt_cache.py
@@ -0,0 +1,34 @@
+#!/usr/bin/python
+#
+# Copyright (C) 2010 Julian Andres Klode <jak@debian.org>
+#
+# Copying and distribution of this file, with or without modification,
+# are permitted in any medium without royalty provided the copyright
+# notice and this notice are preserved.
+"""Unit tests for verifying the correctness of check_dep, etc in apt_pkg."""
+import unittest
+
+import apt
+
+
+class TestAptCache(unittest.TestCase):
+    """ test the apt cache """
+
+    def testAptCache(self):
+        """ simple test that iterates all packages and all dependencies """
+        cache = apt.Cache()
+        # number is not meaningful and just need to be "big enough", 
+        # the important bit is the test against __len__
+        self.assertTrue(len(cache) > 100)
+        # go over the cache and all dependencies, just to see if
+        # that is possible and does not crash
+        for pkg in cache:
+            if pkg.candidate:
+                for or_dep in pkg.candidate.dependencies:
+                    for dep in or_dep.or_dependencies:
+                        name = dep.name
+                        relation = dep.relation
+                        preDepends = dep.pre_depend
+
+if __name__ == "__main__":
+    unittest.main()