app_helper.hpp
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#pragma once
#ifdef CLI_SINGLE_FILE
#include "CLI11.hpp"
#else
#include "CLI/CLI.hpp"
#endif
#include "gtest/gtest.h"
#include <iostream>
typedef std::vector<std::string> input_t;
struct TApp : public ::testing::Test {
CLI::App app{"My Test Program"};
input_t args;
void run() {
input_t newargs = args;
std::reverse(std::begin(newargs), std::end(newargs));
app.parse(newargs);
}
};
class TempFile {
std::string _name;
public:
TempFile(std::string name) : _name(name) {
if(!CLI::NonexistentPath(_name))
throw std::runtime_error(_name);
}
~TempFile() {
std::remove(_name.c_str()); // Doesn't matter if returns 0 or not
}
/// Returns by move in C++11
std::ofstream ofstream() const {return std::ofstream(_name);}
operator const std::string& () const {return _name;}
const char* c_str() const {return _name.c_str();}
};