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      1 /*############################################################################
      2   # Copyright 2017 Intel Corporation
      3   #
      4   # Licensed under the Apache License, Version 2.0 (the "License");
      5   # you may not use this file except in compliance with the License.
      6   # You may obtain a copy of the License at
      7   #
      8   #     http://www.apache.org/licenses/LICENSE-2.0
      9   #
     10   # Unless required by applicable law or agreed to in writing, software
     11   # distributed under the License is distributed on an "AS IS" BASIS,
     12   # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13   # See the License for the specific language governing permissions and
     14   # limitations under the License.
     15   ############################################################################*/
     16 /// TPM Context unit tests.
     17 /*! \file */
     18 #include "epid/common-testhelper/epid_gtest-testhelper.h"
     19 #include "gtest/gtest.h"
     20 
     21 #include "epid/common-testhelper/epid2params_wrapper-testhelper.h"
     22 #include "epid/common-testhelper/errors-testhelper.h"
     23 #include "epid/common-testhelper/mem_params-testhelper.h"
     24 #include "epid/common-testhelper/prng-testhelper.h"
     25 #include "epid/member/tpm2/unittests/tpm2-testhelper.h"
     26 
     27 extern "C" {
     28 #include "epid/common/src/epid2params.h"
     29 #include "epid/member/tpm2/context.h"
     30 #include "epid/member/tpm2/load_external.h"
     31 }
     32 
     33 namespace {
     34 //////////////////////////////////////////////////////////////////////////
     35 // Tpm2CreateContext Tests
     36 TEST_F(EpidTpm2Test, CreateFailsGivenNullParameters) {
     37   Tpm2Ctx* ctx = nullptr;
     38   Prng my_prng;
     39   BitSupplier rnd_func = NULL;
     40   void* rnd_param = NULL;
     41   const FpElemStr* f = NULL;
     42   MemberParams mem_params = {0};
     43   Epid2ParamsObj epid_params;
     44   SetMemberParams(&Prng::Generate, &my_prng, nullptr, &mem_params);
     45 
     46   EXPECT_EQ(kEpidBadArgErr, Tpm2CreateContext(nullptr, epid_params, &rnd_func,
     47                                               &rnd_param, &f, &ctx));
     48   EXPECT_EQ(kEpidBadArgErr, Tpm2CreateContext(&mem_params, nullptr, &rnd_func,
     49                                               &rnd_param, &f, &ctx));
     50   EXPECT_EQ(kEpidBadArgErr, Tpm2CreateContext(&mem_params, epid_params, nullptr,
     51                                               &rnd_param, &f, &ctx));
     52   EXPECT_EQ(kEpidBadArgErr, Tpm2CreateContext(&mem_params, epid_params,
     53                                               &rnd_func, nullptr, &f, &ctx));
     54   EXPECT_EQ(kEpidBadArgErr,
     55             Tpm2CreateContext(&mem_params, epid_params, &rnd_func, &rnd_param,
     56                               nullptr, &ctx));
     57   EXPECT_EQ(kEpidBadArgErr,
     58             Tpm2CreateContext(&mem_params, epid_params, &rnd_func, &rnd_param,
     59                               &f, nullptr));
     60 }
     61 
     62 TEST_F(EpidTpm2Test, CreateSucceedsGivenValidParameters) {
     63   Tpm2Ctx* ctx = nullptr;
     64   Prng my_prng;
     65   BitSupplier rnd_func = NULL;
     66   void* rnd_param = NULL;
     67   const FpElemStr* f = NULL;
     68   MemberParams mem_params = {0};
     69   Epid2ParamsObj epid_params;
     70   SetMemberParams(&Prng::Generate, &my_prng, nullptr, &mem_params);
     71 
     72   EXPECT_EQ(kEpidNoErr, Tpm2CreateContext(&mem_params, epid_params, &rnd_func,
     73                                           &rnd_param, &f, &ctx));
     74   Tpm2DeleteContext(&ctx);
     75 }
     76 
     77 //////////////////////////////////////////////////////////////////////////
     78 // Tpm2DeleteContext Tests
     79 TEST_F(EpidTpm2Test, DeleteWorksGivenNullTpm2Ctx) {
     80   Tpm2DeleteContext(nullptr);
     81   Tpm2Ctx* ctx = nullptr;
     82   Tpm2DeleteContext(&ctx);
     83 }
     84 
     85 TEST_F(EpidTpm2Test, DeleteNullsTpm2Ctx) {
     86   Tpm2Ctx* ctx = nullptr;
     87   Prng my_prng;
     88   BitSupplier rnd_func = NULL;
     89   void* rnd_param = NULL;
     90   const FpElemStr* f = NULL;
     91   MemberParams mem_params = {0};
     92   Epid2ParamsObj epid_params;
     93   SetMemberParams(&Prng::Generate, &my_prng, nullptr, &mem_params);
     94   Tpm2CreateContext(&mem_params, epid_params, &rnd_func, &rnd_param, &f, &ctx);
     95   Tpm2DeleteContext(&ctx);
     96   EXPECT_EQ(nullptr, ctx);
     97 }
     98 
     99 TEST_F(EpidTpm2Test, PROTECTED_SampleTest) { SUCCEED(); }
    100 
    101 TEST_F(EpidTpm2Test, PROTECTED_EPS1_SampleTest) { SUCCEED(); }
    102 
    103 TEST_F(EpidTpm2Test, PROTECTED_EPSOther_SampleTest) { SUCCEED(); }
    104 
    105 }  // namespace
    106