deepstate/examples/OutOfBoundsInt.cpp

36 lines
1.0 KiB
C++

/*
* Copyright (c) 2017 Trail of Bits, Inc.
*
* 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.
*/
#include <mctest/McUnit.hpp>
TEST(BoundsCheck, YIsAlwaysPositive) {
int x = McTest_IntInRange(-10, 10);
int y = x * x;
ASSERT_GE(y, 0)
<< "Found y=" << y << " was not always positive.";
}
TEST(BoundsCheck, YIsAlwaysPositive_CanFail) {
int x = McTest_Int();
int y = x * x; // Can overflow!
ASSERT_GE(y, 0)
<< "Found y=" << y << " was not always positive.";
}
int main(int argc, char *argv[]) {
return McTest_Run();
}