mirror of
https://github.com/microsoft/GSL.git
synced 2024-11-03 17:56:43 -05:00
95bbaa1ec2
I have added the to_byte method and updated the unit tests. This gives slightly nicer syntax than static_cast, is better than the c-style cast used in the unit test. See: https://github.com/Microsoft/GSL/issues/329#issuecomment-240588515
99 lines
2.4 KiB
C++
99 lines
2.4 KiB
C++
///////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Copyright (c) 2015 Microsoft Corporation. All rights reserved.
|
|
//
|
|
// This code is licensed under the MIT License (MIT).
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
// THE SOFTWARE.
|
|
//
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
#include <UnitTest++/UnitTest++.h>
|
|
#include <gsl/gsl_byte>
|
|
|
|
#include <iostream>
|
|
#include <list>
|
|
#include <map>
|
|
#include <memory>
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
using namespace std;
|
|
using namespace gsl;
|
|
|
|
namespace
|
|
{
|
|
|
|
SUITE(byte_tests)
|
|
{
|
|
TEST(construction)
|
|
{
|
|
{
|
|
byte b = static_cast<byte>(4);
|
|
CHECK(static_cast<unsigned char>(b) == 4);
|
|
}
|
|
|
|
{
|
|
byte b = byte(12);
|
|
CHECK(static_cast<unsigned char>(b) == 12);
|
|
}
|
|
|
|
{
|
|
byte b = to_byte(12);
|
|
CHECK(static_cast<unsigned char>(b) == 12);
|
|
}
|
|
|
|
// waiting for C++17 enum class direct initializer support
|
|
//{
|
|
// byte b { 14 };
|
|
// CHECK(static_cast<unsigned char>(b) == 14);
|
|
//}
|
|
}
|
|
|
|
TEST(bitwise_operations)
|
|
{
|
|
byte b = to_byte(0xFF);
|
|
|
|
byte a = to_byte(0x00);
|
|
CHECK((b | a) == to_byte(0xFF));
|
|
CHECK(a == to_byte(0x00));
|
|
|
|
a |= b;
|
|
CHECK(a == to_byte(0xFF));
|
|
|
|
a = to_byte(0x01);
|
|
CHECK((b & a) == to_byte(0x01));
|
|
|
|
a &= b;
|
|
CHECK(a == to_byte(0x01));
|
|
|
|
CHECK((b ^ a) == to_byte(0xFE));
|
|
|
|
CHECK(a == to_byte(0x01));
|
|
a ^= b;
|
|
CHECK(a == to_byte(0xFE));
|
|
|
|
a = to_byte(0x01);
|
|
CHECK(~a == to_byte(0xFE));
|
|
|
|
a = to_byte(0xFF);
|
|
CHECK((a << 4) == to_byte(0xF0));
|
|
CHECK((a >> 4) == to_byte(0x0F));
|
|
|
|
a <<= 4;
|
|
CHECK(a == to_byte(0xF0));
|
|
a >>= 4;
|
|
CHECK(a == to_byte(0x0F));
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
int main(int, const char* []) { return UnitTest::RunAllTests(); }
|