diff --git a/examples/ext/lib_test/tests/test_lib_test.py b/examples/ext/lib_test/tests/test_lib_test.py
index cb4c584..bed18f1 100644
--- a/examples/ext/lib_test/tests/test_lib_test.py
+++ b/examples/ext/lib_test/tests/test_lib_test.py
@@ -55,15 +55,42 @@ def test_func_V_args_Pc():
     assert(ret == None)
     assert(arg1 == 'A')
 
+def test_func_V_args_Pc_with_Str():
+    with pytest.raises(Exception):
+        (ret,arg1) = func_V_args_Pc('pEp')
+
 def test_func_Pc_args_Pc():
     (ret,arg1) = func_Pc_args_Pc('a')
     print("RESULT:", ret, arg1)
     assert (ret == 'A')
     assert (arg1 == 'a')
 
-# @pytest.mark.skip("")
-def test_func_V_args_pPc():
-    (ret,arg1) = func_V_args_pPc('a')
+# char*
+def test_func_pPcStr_args_V():
+    (ret,) = func_pPcStr_args_V()
+    print("RESULT:", ret)
+    assert (ret == "pEp")
+
+def test_func_V_args_pPcChr():
+    (ret,arg1) = func_V_args_pPcChr('a')
+    print("RESULT:", ret, arg1)
+    assert (ret == None)
+    assert (arg1 == 'A')
+
+def test_func_V_args_pPcChr_with_Str():
+    (ret,arg1) = func_V_args_pPcChr('pep')
+    print("RESULT:", ret, arg1)
+    assert (ret == None)
+    assert (arg1 == 'Pep')
+
+def test_func_V_args_pPcStr():
+    (ret,arg1) = func_V_args_pPcStr('pep')
+    print("RESULT:", ret, arg1)
+    assert (ret == None)
+    assert (arg1 == 'PEP')
+
+def test_func_V_args_pPcChr_with_Str_with_Chr():
+    (ret,arg1) = func_V_args_pPcChr('a')
     print("RESULT:", ret, arg1)
     assert (ret == None)
     assert (arg1 == 'A')
@@ -104,3 +131,91 @@ def test_func_pPcc_args_pPcc_pPcc():
     assert (ret == instr)
     assert (arg1 == instr)
     assert (arg2 == instr)
+
+def test_func_ppPc_args_V():
+    (ret,) = func_ppPc_args_V()
+    print("RESULT:", ret)
+    assert (ret == "pEp")
+
+def test_func_pppPc_args_V():
+    (ret,) = func_pppPc_args_V()
+    print("RESULT:", ret)
+    assert (ret == "pEp")
+
+def test_func_V_args_ppPc():
+    instr = "orig"
+    (ret,arg1) = func_V_args_ppPc(instr)
+    print("RESULT:", ret,arg1)
+    assert (ret == None)
+    assert (arg1 == "pEp")
+
+def test_func_pppPc_args_pppPc():
+    instr = "orig"
+    (ret,arg1) = func_pppPc_args_pppPc(instr)
+    print("RESULT:", ret,arg1)
+    assert (ret == "pEp")
+    assert (arg1 == "pEp")
+#
+# def test_func_ppPc_args_ppPc_ppPc():
+#     instr = "orig"
+#     instr2 = "orig"
+#     (ret,arg1,arg2) = func_ppPc_args_ppPc_ppPc(instr,instr2)
+#     print("RESULT:", ret,arg1,arg2)
+#     assert (ret == "pEp")
+#     assert (arg1 == "pEp")
+#     assert (arg2 == "pEp")
+
+def test_func__PS_args_V():
+    (ret,) = func__PS_args_V()
+    print(PS_to_string(ret))
+    assert(ret.field__P_1 == 23);
+    assert(ret.field__P_2 == 23);
+
+def test_func_TTAPS_args_V():
+    (ret,) = func_TTAPS_args_V()
+    print(PS_to_string(ret))
+    assert(ret.field__P_1 == 23);
+    assert(ret.field__P_2 == 23);
+
+def test_func_pTAPS_args_V():
+    (ret,) = func_pTAPS_args_V()
+    print(PS_to_string(ret))
+    assert(ret.field__P_1 == 23);
+    assert(ret.field__P_2 == 23);
+
+def test_func_ppTAPS_args_V():
+    (ret,) = func_ppTAPS_args_V()
+    print(PS_to_string(ret))
+    assert(ret.field__P_1 == 23);
+    assert(ret.field__P_2 == 23);
+
+def test_func_pppTAPS_args_V():
+    (ret,) = func_ppTAPS_args_V()
+    print(PS_to_string(ret))
+    assert(ret.field__P_1 == 23);
+    assert(ret.field__P_2 == 23);
+
+
+
+
+
+
+
+
+
+def test_func_V_args_pTAPS():
+    ps = PS()
+    print(PS_to_string(ps))
+    (ret,psnew) = func_V_args_pTAPS(ps)
+    print(PS_to_string(psnew))
+    assert(ret == None);
+    assert(psnew.field__P_1 == 23);
+    assert(psnew.field__P_2 == 23);
+
+
+
+def PS_to_string(ps):
+    ret = "{}\n".format(type(ps))
+    ret += "field__P_1: {}\n".format(ps.field__P_1);
+    ret += "field__P_2: {}".format(ps.field__P_2);
+    return ret