utils-std

t_relative_path.c (1453B)

// utils-std: Collection of commonly available Unix tools
// SPDX-FileCopyrightText: 2017 Haelwenn (lanodan) Monnier <contact+utils@hacktivis.me>
// SPDX-License-Identifier: MPL-2.0
#define _POSIX_C_SOURCE 200809L
#include "../lib/relative_path.h"
#include <assert.h>
#include <stdio.h>
#include <string.h>
#define TEST_PLAN 7
int counter = 0;
static int
t_relpath(const char *base, const char *target, const char *expected)
{
	int id = ++counter;
	static char buf[PATH_MAX];
	if(relative_path(base, target, buf) < 0)
	{
		fprintf(stderr, "# returned -1\n");
		fprintf(stderr, "not ok %d - ('%s', '%s') == '%s'\n", id, base, target, expected);
		return 1;
	}
	if(strcmp(buf, expected) != 0)
	{
		fprintf(stderr, "# Got '%s'\n", buf);
		fprintf(stderr, "not ok %d - ('%s', '%s') == '%s'\n", id, base, target, expected);
		return 1;
	}
	fprintf(stderr, "ok %d - ('%s', '%s') == '%s'\n", id, base, target, expected);
	return 0;
}
int
main(void)
{
	printf("1..%d\n", TEST_PLAN);
	int err = 0;
	err += t_relpath("/usr/bin/a", "/usr/bin/b", "b");
	err += t_relpath("/usr/a", "/usr/bin/b", "bin/b");
	err += t_relpath("/usr/bin/a", "/usr/b", "../b");
	err += t_relpath("/usr/bin/a", "/usr/lib/b", "../lib/b");
	err += t_relpath("/", "/", ".");
	err += t_relpath("/a", "/", ".");
	err += t_relpath("/", "/b", "b");
	if(counter != TEST_PLAN)
	{
		fprintf(stderr, "# planned for %d tests, ran %d\n", TEST_PLAN, counter);
		return 1;
	}
	return err;
}