4 files changed, 10 insertions, 3 deletions
diff --git a/tests/data/test_debs/data-tar-broken.deb b/tests/data/test_debs/data-tar-broken.deb
new file mode 100644
index 00000000..4fd42e0f
--- /dev/null
+++ b/tests/data/test_debs/data-tar-broken.deb
diff --git a/tests/test_aptsources.py b/tests/test_aptsources.py
index 1597674e..193d3806 100644
--- a/tests/test_aptsources.py
+++ b/tests/test_aptsources.py
@@ -3,6 +3,7 @@
 import unittest
 import os
 import copy
+import tempfile
 
 import apt_pkg
 import aptsources.sourceslist
@@ -17,7 +18,7 @@ class TestAptSources(unittest.TestCase):
         if apt_pkg.config["APT::Architecture"] not in ('i386', 'amd64'):
             apt_pkg.config.set("APT::Architecture", "i386")
         apt_pkg.config.set("Dir::Etc", os.getcwd())
-        apt_pkg.config.set("Dir::Etc::sourceparts", "/xxx")
+        apt_pkg.config.set("Dir::Etc::sourceparts", tempfile.mkdtemp())
         if os.path.exists("./build/data/templates"):
             self.templates = os.path.abspath("./build/data/templates")
         elif os.path.exists("../build/data/templates"):
diff --git a/tests/test_aptsources_ports.py b/tests/test_aptsources_ports.py
index 991b532a..67c21b9c 100644
--- a/tests/test_aptsources_ports.py
+++ b/tests/test_aptsources_ports.py
@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 import os
 import unittest
-
+import tempfile
 
 import apt_pkg
 import aptsources.sourceslist
@@ -17,7 +17,7 @@ class TestAptSourcesPorts(unittest.TestCase):
         apt_pkg.config.set("APT::Architecture", "powerpc")
         apt_pkg.config.set("Dir::Etc",
                            os.path.abspath("data/aptsources_ports"))
-        apt_pkg.config.set("Dir::Etc::sourceparts", "/xxx")
+        apt_pkg.config.set("Dir::Etc::sourceparts", tempfile.mkdtemp())
         if os.path.exists("../build/data/templates"):
             self.templates = os.path.abspath("../build/data/templates")
         else:
diff --git a/tests/test_debfile.py b/tests/test_debfile.py
index 5f6d1aa2..86a51cb9 100644
--- a/tests/test_debfile.py
+++ b/tests/test_debfile.py
@@ -119,6 +119,12 @@ Description: testpackage for gdebi - contains usr/bin/binary for file reading
         deb = apt.debfile.DebPackage("./data/test_debs/data-tar-xz.deb")
         self.assertEqual(deb.filelist, ["./", "usr/", "usr/bin/"])
 
+    def test_no_supported_data_tar(self):
+        # ensure that a unknown data.tar.xxx raises a exception
+        with self.assertRaises(SystemError):
+            deb = apt.debfile.DebPackage("./data/test_debs/data-tar-broken.deb")
+
+
 
 if __name__ == "__main__":
     #logging.basicConfig(level=logging.DEBUG)