#include <criterion/criterion.h>
#include <stdio.h>
#include <stdlib.h>

#include "utils.h"

/*
** TESTS: io/read_line.c
*/

Test(utils_io, read_line_from_file)
{
	FILE	*f;
	char	*line;

	f = fopen("/tmp/test_c_md_utils.txt", "w");
	cr_assert_not_null(f);
	fprintf(f, "line1\n");
	fprintf(f, "line2\n");
	fclose(f);

	f = fopen("/tmp/test_c_md_utils.txt", "r");
	cr_assert_not_null(f);

	line = read_line(f);
	cr_assert_not_null(line);
	cr_assert_str_eq(line, "line1\n");
	free(line);

	line = read_line(f);
	cr_assert_not_null(line);
	cr_assert_str_eq(line, "line2\n");
	free(line);

	line = read_line(f);
	cr_assert_null(line);

	fclose(f);
	remove("/tmp/test_c_md_utils.txt");
}

Test(utils_io, read_line_empty_file)
{
	FILE	*f;
	char	*line;

	f = fopen("/tmp/test_c_md_empty.txt", "w");
	cr_assert_not_null(f);
	fclose(f);

	f = fopen("/tmp/test_c_md_empty.txt", "r");
	cr_assert_not_null(f);

	line = read_line(f);
	cr_assert_null(line);

	fclose(f);
	remove("/tmp/test_c_md_empty.txt");
}