/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   word_splitting.c                                   :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: khais <marvin@42.fr>                       +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2025/02/13 15:17:56 by khais             #+#    #+#             */
/*   Updated: 2025/02/17 14:55:31 by khais            ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include <assert.h>
#include "testutil.h"
#include "libft.h"
#include "../src/parser/wordsplit/wordsplit.h"
#include "unistd.h"
#include <stdlib.h>

/*
** https://bash-hackers.gabe565.com/syntax/words/
*/
static void	test_wordsplit_singleword(void)
{
	t_wordlist	*words;

	words = minishell_wordsplit("echo");
	assert_strequal("echo", wordlist_get(words, 0)->word);
	assert(NULL == wordlist_get(words, 1));
	wordlist_destroy(words);
}

static void	test_wordsplit_singleword_with_blanks(void)
{
	t_wordlist	*words;

	words = minishell_wordsplit("\t  \t echo  \t\t ");
	assert_strequal("echo", wordlist_get(words, 0)->word);
	assert(NULL == wordlist_get(words, 1));
	wordlist_destroy(words);
}

static void	test_wordsplit_multiword(void)
{
	t_wordlist	*words;

	words = minishell_wordsplit("\t  echo\tThe  file is named    $MYFILE  \t");
	assert_strequal("echo", wordlist_get(words, 0)->word);
	assert_strequal("The", wordlist_get(words, 1)->word);
	assert_strequal("file", wordlist_get(words, 2)->word);
	assert_strequal("is", wordlist_get(words, 3)->word);
	assert_strequal("named", wordlist_get(words, 4)->word);
	assert_strequal("$MYFILE", wordlist_get(words, 5)->word);
	assert(NULL == wordlist_get(words, 6));
	wordlist_destroy(words);
}

static void	test_wordsplit_multiword_with_single_quotes(void)
{
	t_wordlist	*words;

	words = minishell_wordsplit("\t  echo\t' \t The  file is named    $MYFILE  ' \t");
	assert_strequal("echo", wordlist_get(words, 0)->word);
	assert_strequal("' \t The  file is named    $MYFILE  '", wordlist_get(words, 1)->word);
	assert(NULL == wordlist_get(words, 2));
	wordlist_destroy(words);
}

static void	test_wordsplit_multiword_with_double_quotes(void)
{
	t_wordlist	*words;

	words = minishell_wordsplit("\t  echo\t\" \t The  file is named    $MYFILE  \" \t");
	assert_strequal("echo", wordlist_get(words, 0)->word);
	assert_strequal("\" \t The  file is named    $MYFILE  \"", wordlist_get(words, 1)->word);
	assert(NULL == wordlist_get(words, 2));
	wordlist_destroy(words);
}

static void	test_wordsplit_mixed_single_in_double(void)
{
	t_wordlist	*words;

	words = minishell_wordsplit("hello \"mixed ' \tquotes \t'\" there");
	assert_strequal("hello", wordlist_get(words, 0)->word);
	assert_strequal("\"mixed ' \tquotes \t'\"", wordlist_get(words, 1)->word);
	assert_strequal("there", wordlist_get(words, 2)->word);
	assert(NULL == wordlist_get(words, 3));
	wordlist_destroy(words);
}

static void	test_wordsplit_mixed_double_in_single(void)
{
	t_wordlist	*words;

	words = minishell_wordsplit("hello 'mixed \" quotes \"' there");
	assert_strequal("hello", wordlist_get(words, 0)->word);
	assert_strequal("'mixed \" quotes \"'", wordlist_get(words, 1)->word);
	assert_strequal("there", wordlist_get(words, 2)->word);
	assert(NULL == wordlist_get(words, 3));
	wordlist_destroy(words);
}

static void	test_wordsplit_mixed_broken(void)
{
	t_wordlist	*words;

	words = minishell_wordsplit("hello '\"mixed 'quotes'\"' there");
	assert_strequal("hello", wordlist_get(words, 0)->word);
	assert_strequal("'\"mixed \'quotes'\"'", wordlist_get(words, 1)->word);
	assert_strequal("there", wordlist_get(words, 2)->word);
	assert(NULL == wordlist_get(words, 3));
	wordlist_destroy(words);
}

static void	test_wordsplit_unclosed_single(void)
{
	t_wordlist	*words;

	words = minishell_wordsplit("'hello");
	assert(words == NULL);
}

static void	test_wordsplit_unclosed_double(void)
{
	t_wordlist	*words;

	words = minishell_wordsplit("\"hello");
	assert(words == NULL);
}

int main(void) {
	test_wordsplit_singleword();
	test_wordsplit_singleword_with_blanks();
	test_wordsplit_multiword();
	test_wordsplit_multiword_with_single_quotes();
	test_wordsplit_multiword_with_double_quotes();
	test_wordsplit_mixed_single_in_double();
	test_wordsplit_mixed_double_in_single();
	test_wordsplit_mixed_broken();
	test_wordsplit_unclosed_single();
	test_wordsplit_unclosed_double();
	return (0);
}