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/*############################################################################
# Copyright 2016 Intel Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
############################################################################*/
/*!
* \file
* \brief FiniteField C++ wrapper unit tests.
*/
#include "gtest/gtest.h"
#include "epid/common-testhelper/errors-testhelper.h"
#include "epid/common-testhelper/finite_field_wrapper-testhelper.h"
#include "epid/common-testhelper/ffelement_wrapper-testhelper.h"
extern "C" {
#include "epid/common/math/bignum.h"
#include "epid/common/types.h"
}
namespace {
// Use Test Fixture for SetUp and TearDown
class FiniteFieldObjTest : public ::testing::Test {
public:
static const BigNumStr prime_str;
static const FpElemStr ground_str;
};
/// Intel(R) EPID 2.0 parameter p
const BigNumStr FiniteFieldObjTest::prime_str = {
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFC, 0xF0, 0xCD, 0x46, 0xE5, 0xF2,
0x5E, 0xEE, 0x71, 0xA4, 0x9E, 0x0C, 0xDC, 0x65, 0xFB, 0x12, 0x99,
0x92, 0x1A, 0xF6, 0x2D, 0x53, 0x6C, 0xD1, 0x0B, 0x50, 0x0D};
const FpElemStr FiniteFieldObjTest::ground_str = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
TEST_F(FiniteFieldObjTest, ObjDefaultConstructedIsNotNull) {
FiniteFieldObj ff;
EXPECT_NE(nullptr, (FiniteField*)ff);
}
TEST_F(FiniteFieldObjTest, AssignmentCopiesPointer) {
FiniteFieldObj ff1;
FiniteFieldObj ff2;
EXPECT_NE((FiniteField*)ff1, (FiniteField*)ff2);
ff1 = ff2;
EXPECT_EQ((FiniteField*)ff1, (FiniteField*)ff2);
}
TEST_F(FiniteFieldObjTest, CopyConstructorCopiesPointer) {
FiniteFieldObj ff1;
FiniteFieldObj ff2(ff1);
EXPECT_EQ((FiniteField*)ff1, (FiniteField*)ff2);
}
TEST_F(FiniteFieldObjTest, ConstructorDoesNotThrow) {
FiniteFieldObj ff1;
FiniteFieldObj ff2(this->prime_str);
FfElementObj ffe(&ff2, this->ground_str);
FiniteFieldObj ff3(ff2, ffe, 2);
}
TEST_F(FiniteFieldObjTest, CanCastConstToConstPointer) {
FiniteFieldObj const ff;
FiniteField const* ff_ptr = ff;
(void)ff_ptr;
}
TEST_F(FiniteFieldObjTest, CanGetConstPointerFromConst) {
FiniteFieldObj const ff;
FiniteField const* ff_ptr = ff.getc();
(void)ff_ptr;
}
/*
The following tests are expected to result in
compile time errors (by design)
*/
/*
TEST_F(FiniteFieldObjTest, CannotCastConstToNonConstPointer) {
FiniteFieldObj const ff;
FiniteField * ff_ptr = ff;
(void) ff_ptr;
}
TEST_F(FiniteFieldObjTest, CannotGetNonConstPointerFromConst) {
FiniteFieldObj const ff;
FiniteField * ff_ptr = ff.get();
(void) ff_ptr;
}
*/
TEST_F(FiniteFieldObjTest, CanCastNonConstToConstPointer) {
FiniteFieldObj ff;
FiniteField const* ff_ptr = ff;
(void)ff_ptr;
}
TEST_F(FiniteFieldObjTest, CanGetConstPointerFromNonConst) {
FiniteFieldObj ff;
FiniteField const* ff_ptr = ff.getc();
(void)ff_ptr;
}
TEST_F(FiniteFieldObjTest, CanCastNonConstToNonConstPointer) {
FiniteFieldObj ff;
FiniteField* ff_ptr = ff;
(void)ff_ptr;
}
TEST_F(FiniteFieldObjTest, CanGetNonConstPointerFromNonConst) {
FiniteFieldObj ff;
FiniteField* ff_ptr = ff.get();
(void)ff_ptr;
}
} // namespace
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