Working on ft_strjoin()

ft_strjoin_test.c

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+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strjoin_test.c                                  :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: lalgarra <lalgarra@student.42madrid.com>   +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/10/08 20:21:32 by lalgarra          #+#    #+#             */
+/*   Updated: 2025/10/08 20:25:32 by lalgarra         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+
+
+#include "libft.h"
+#include <stdio.h>
+#include <string.h>
+
+static void	test(char *prefix, char *str1, char *str2)
+{
+	char	*res;
+	int		fd;
+
+	fd = STDOUT_FILENO;
+	ft_putstr_fd(prefix, fd);
+	ft_putstr_fd("str1:[", fd);
+	ft_putstr_fd(str1, fd);
+	ft_putstr_fd("str2:[", fd);
+	ft_putstr_fd(str2, fd);
+	res = ft_strjoin(str1, str2);
+	ft_putstr_fd("], result:[", fd);
+	if (res == NULL)
+		ft_putstr_fd("-NULL-", fd);
+	else
+		ft_putstr_fd(res, fd);
+	free(res);
+	ft_putendl_fd("]", fd);
+}
+
+static void	do_test1(void)
+{
+	test("test 1: ", "Lorem", " ipsum");
+}
+
+static void	do_test2(void)
+{
+	test("test 2: ", "", " ipsum");
+}
+
+static void	do_test3(void)
+{
+	test("test 3: ", "Lorem", "");
+}
+
+static void	do_test4(void)
+{
+	test("test 4: ", "Lorem", (char *)0);
+}
+
+int	main(void)
+{
+	do_test1();
+	do_test2();
+	do_test3();
+	do_test4();
+	return (0);
+}