Metadata Test Case has been added.

tests/metadatatest.py

@@ -0,0 +1,27 @@
+import unittest
+import os
+
+from pisi import metadata
+from pisi import util
+
+class MetadataTestCase(unittest.TestCase):
+
+    def testRead(self):
+        md = metadata.MetaData()
+        md.read("metadata.xml")
+        self.assertEqual(md.package.license,["As-Is"])
+        self.assertEqual(md.package.version,"1.7")
+        self.assertEqual(md.package.installedSize,149691)
+        return md
+
+    def testVerify(self):
+        md = self.testRead()
+        if md.errors():
+            self.fail()
+
+    def testWrite(self):
+        md = self.testRead()
+        md.write("/tmp/metadata-write.xml")
+
+
+