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// Licensed under the MIT License.
// Copyright David LeBlanc - dcl@dleblanc.net
#pragma once
#include <iostream>
#include <ios>
#include <iomanip>
#include <sstream>
enum OpType
{
Mult,
Div,
Div2,
Add,
Sub
};
struct OpName
{
static const char* op_name(int op)
{
switch (op)
{
case OpType::Mult:
return "Mult";
case OpType::Div:
case OpType::Div2:
return "Div";
case OpType::Add:
return "Add";
case OpType::Sub:
return "Sub";
default:
return "";
}
}
};
template <typename T, typename U, int op>
struct TestCase
{
TestCase(T _x, U _y, bool f) :
x(_x), y(_y), fExpected(f) { }
T x;
U y;
bool fExpected;
};
template <typename T, typename U, int op>
class TestVector
{
public:
TestVector() : test_cases(nullptr), count(0), current(0) {}
void Reset() { current = 0; }
bool Done() const { return current >= count; }
TestCase<T, U, op> GetNext()
{
const TestCase<T, U, op>* next = GetCase(current);
current++;
return *next;
}
private:
const TestCase<T, U, op>* GetCase(size_t i)
{
if (i > count - 1)
return nullptr;
return &test_cases[i];
}
const TestCase<T, U, op>* test_cases;
size_t count;
size_t current;
};
#if !defined(COUNTOF)
# if defined(_countof)
# define COUNTOF(x) _countof(x)
# else
# define COUNTOF(x) (sizeof(x)/sizeof((x)[0]))
# endif
#endif
template <typename T>
std::string to_hex(T t)
{
std::ostringstream ostm;
ostm << "0x" << std::setfill('0') << std::hex << std::setw(sizeof(t) <= 4 ? 8 : 16) << t;
return ostm.str();
}
template <>
inline std::string to_hex< uint8_t >(uint8_t t)
{
std::ostringstream ostm;
ostm << "0x" << std::setfill('0') << std::hex << std::setw(2) << static_cast<uint16_t>(t);
return ostm.str();
}
template <>
inline std::string to_hex< int8_t >(int8_t t)
{
std::ostringstream ostm;
ostm << "0x" << std::setfill('0') << std::hex << std::setw(2) << static_cast<uint16_t>(t);
return ostm.str();
}
template <typename T, typename U>
void err_msg(const std::string& msg, T t, U u, bool expected)
{
std::cerr << msg << to_hex(t) << ", " << to_hex(u) << ", expected = " << expected << std::endl;
}
template <typename T>
void err_msg(const std::string& msg, T t, bool expected)
{
std::cerr << msg << to_hex(t) << ", expected = " << expected << std::endl;
}
class trace
{
public:
trace(bool f = false) : enable(f){}
void trace_msg(const std::string& msg)
{
if(enable)
std::cout << msg << std::endl;
}
void trace_msg(const char* msg)
{
if(enable)
trace_msg(std::string(msg));
}
bool enable;
};
extern "C" void add_test();
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