test_esapi: use tr_from_tpmpublic with NV index

In order to read a NV index from a "TPM index", the function `tr_from_tpmpublic` needs to be used first. Add such a use-case in the test suite. This was discussed in tpm2-software#298. Signed-off-by: Nicolas Iooss <[email protected]>
niooss-ledger · Jan 6, 2022 · b1f7f1f · b1f7f1f
1 parent e8f85e0
commit b1f7f1f
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/test/test_esapi.py b/test/test_esapi.py
@@ -182,6 +182,17 @@ def test_plain_nv_define_write_read_undefine(self):
         self.assertEqual(len(n), 68)
         self.assertTrue(isinstance(n, str))
 
+        # Read the NV index using tr_from_tpmpublic
+        nv_handle = self.ectx.tr_from_tpmpublic(TPM2_HC.NV_INDEX_FIRST)
+        public_2, name_2 = self.ectx.nv_read_public(nv_handle)
+        self.assertEqual(public_2.marshal(), public.marshal())
+        self.assertEqual(name_2, name)
+        value = self.ectx.nv_read(nv_handle, 11)
+        self.assertEqual(bytes(value), b"hello world")
+        self.ectx.tr_close(nv_handle)
+        with self.assertRaises(TSS2_Exception):
+            self.ectx.nv_read_public(nv_handle)
+
         self.ectx.nv_undefine_space(nv_index)
 
         with self.assertRaises(TSS2_Exception):