missing new file

git-svn-id: svn://bind10.isc.org/svn/bind10/branches/trac311@2839 e5f2f494-b856-4b98-b285-d166d9295462

src/lib/dns/python/tests/testutil.py

@@ -0,0 +1,45 @@
+# Copyright (C) 2010  Internet Systems Consortium.
+#
+# Permission to use, copy, modify, and distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SYSTEMS CONSORTIUM
+# DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
+# INTERNET SYSTEMS CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT,
+# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
+# FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+# NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
+# WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+# $id$
+
+#
+# helper functions for tests taken from C++ unittests
+#
+
+import os
+
+if "TESTDATA_PATH" in os.environ:
+    testdata_path = os.environ["TESTDATA_PATH"]
+else:
+    testdata_path = "../tests/testdata"
+
+def read_wire_data(filename):
+    data = bytes()
+    for path in testdata_path.split(":"):
+        try:
+            file = open(path + os.sep + filename, "r")
+            for line in file:
+                line = line.strip()
+                if line == "" or line.startswith("#"):
+                    pass
+                else:
+                    cur_data = bytes.fromhex(line)
+                    data += cur_data
+
+            return data
+        except IOError:
+            pass
+    raise ValueError("Data file " + filename + "cannot be found")