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/* ----------------------------------------------------------------------
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
https://www.lammps.org/ Sandia National Laboratories
LAMMPS Development team: developers@lammps.org
Copyright (2003) Sandia Corporation. Under the terms of Contract
DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
certain rights in this software. This software is distributed under
the GNU General Public License.
See the README file in the top-level LAMMPS directory.
------------------------------------------------------------------------- */
#ifndef LMP_TESTING_UTILS_H
#define LMP_TESTING_UTILS_H
#include <fstream>
#include <iostream>
#include <string>
#include <vector>
static void delete_file(const std::string &filename)
{
remove(filename.c_str());
}
static size_t count_lines(const std::string &filename)
{
std::ifstream infile(filename);
std::string line;
size_t nlines = 0;
while (std::getline(infile, line))
++nlines;
return nlines;
}
static bool equal_lines(const std::string &fileA, const std::string &fileB)
{
std::ifstream afile(fileA);
std::ifstream bfile(fileB);
std::string lineA, lineB;
while (std::getline(afile, lineA)) {
if (!std::getline(bfile, lineB)) return false;
if (lineA != lineB) return false;
}
return true;
}
static std::vector<std::string> read_lines(const std::string &filename)
{
std::vector<std::string> lines;
std::ifstream infile(filename);
std::string line;
while (std::getline(infile, line))
lines.push_back(line);
return lines;
}
static bool file_exists(const std::string &filename)
{
std::ifstream infile(filename);
return infile.good();
}
#define ASSERT_FILE_EXISTS(NAME) ASSERT_TRUE(file_exists(NAME))
#define ASSERT_FILE_NOT_EXISTS(NAME) ASSERT_FALSE(file_exists(NAME))
#define ASSERT_FILE_EQUAL(FILE_A, FILE_B) ASSERT_TRUE(equal_lines(FILE_A, FILE_B))
#endif
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