added the folder and makefile structure for the tests and made some tests

tests/parse.c

@@ -0,0 +1,57 @@
+#include "../includes/minishell.h"
+
+void truncate_after_exit_word(char **lst)
+{
+	int	i;
+	int	depth;
+	int truncate_mode;
+
+	i = 0;
+	depth = 0;
+	truncate_mode = FALSE;
+	while (lst[i])
+	{
+		if (truncate_mode)
+		{
+			free(lst[i]);
+			lst[i] = NULL;
+		}
+		else
+		{
+			if (lst[i][0] == '(')
+				depth += 1;
+			if (lst[i][ft_strlen(lst[i]) - 1] == ')')
+				depth -= 1;
+			if (!ft_strncmp(lst[i], "exit", 4) && depth == 0)
+				truncate_mode = TRUE;
+		}
+		i++;
+	}
+}
+
+/*void print_tab(char **lst)*/
+/*{*/
+/*	int i = 0;*/
+/*	while (lst[i])*/
+/*	{*/
+/*		printf("%s\n", lst[i]);*/
+/*		i++;*/
+/*	}*/
+/*}*/
+
+int main (int ac, char **av)
+{
+	(void)ac;
+
+	char *str = av[1];
+	char **lst;
+
+	if (str)
+	{
+		// replace by a custom split that also the token alone and under the form of a linked list
+		lst = ft_split(str, ' ');
+		truncate_after_exit_word(lst);
+		print_tab(lst);
+		free_tab(lst);
+	}
+}