VPP-1033: Python API support arbitrary sized input parameters.

Dynamically calculate the required buffer size to pack into based on
message definition. Also add input parameter length checking.

Change-Id: I7633bec596e4833bb328fbf63a65b866c7985de5
Signed-off-by: Ole Troan <ot@cisco.com>
(cherry picked from commit 895b6e8b4408108a9b5cea99dcb378c3524b18b2)

1 files changed, 31 insertions, 0 deletions

diff --git a/test/test_papi.py b/test/test_papi.py
new file mode 100644
index 00000000..1a5f6ae6
--- /dev/null
+++ b/test/test_papi.py
@@ -0,0 +1,31 @@
+import binascii
+from framework import VppTestCase
+
+""" TestPAPI is a subclass of  VPPTestCase classes.
+
+Basic test for sanity check of the Python API binding.
+
+"""
+
+
+class TestPAPI(VppTestCase):
+    """ PAPI Test Case """
+
+    @classmethod
+    def setUpClass(cls):
+        super(TestPAPI, cls).setUpClass()
+        cls.v = cls.vapi.papi
+
+    def test_show_version(self):
+        rv = self.v.show_version()
+        self.assertEqual(rv.retval, 0)
+
+    def test_show_version_invalid_param(self):
+        self.assertRaises(ValueError, self.v.show_version, foobar='foo')
+
+    def test_u8_array(self):
+        rv = self.v.get_node_index(node_name='ip4-lookup')
+        self.assertEqual(rv.retval, 0)
+        node_name = 'X' * 100
+        self.assertRaises(ValueError, self.v.get_node_index,
+                          node_name=node_name)