#include <check.h>
#include <stdio.h>
#include <libgen.h>

#include "ttail_check.h"
#include "ttail.h"
#include "ttail_init.h"
#include "ttail_search.h"

/*
 *	tests ttail_search_closest_files()
 */

START_TEST (test_search_files1)
{
	int ret;
	size_t i;
	struct tm tm;
	memset(&tm, 0, sizeof(tm));
	for(i=1;i<ttail->logfile_sz;i++)
	{
		fclose(ttail->logfile[i]);
		ttail->logfile[i] = NULL;
	}
	ttail->flag |= TTAIL_FLAG_PREFIX;
	ttail->prefix_sz = 0;
	ttail_set_fmt(ttail, "%B%n%d %H:%M");
	memcpy(&(ttail->date_min), &tm, sizeof(tm));
	ttail->flag |= TTAIL_FLAG_DATE_MIN;

	ret = ttail_search_files_init(ttail);
	ck_assert_int_eq(ret,0);

	ret = _ttail_search_closest_files(ttail);
	ck_assert_int_eq(ret, 0);
	ck_assert(ttail->session->file.off_min.id == 0);
	ck_assert(ttail->session->file.off_min.off == 0);
}
END_TEST

START_TEST (test_search_files2)
{
	int ret;
	size_t i;
	struct tm tm;
	memset(&tm, 0, sizeof(tm));
	for(i=1;i<ttail->logfile_sz;i++)
	{
		fclose(ttail->logfile[i]);
		ttail->logfile[i] = NULL;
	}
	ttail->flag |= TTAIL_FLAG_PREFIX;
	ttail->prefix_sz = 0;
	ttail_set_fmt(ttail, "%B%n%d %H:%M");

	tm.tm_year = -1;
	tm.tm_mon = 2;
	tm.tm_mday = 6;
	tm.tm_hour = 0;
	tm.tm_min = 29;
	tm.tm_sec = -1;
	memcpy(&(ttail->date_min), &tm, sizeof(tm));
	ttail->flag |= TTAIL_FLAG_DATE_MIN;
	
	ret = ttail_search_files_init(ttail);
	ck_assert_int_eq(ret,0);

	ret = _ttail_search_closest_files(ttail);
	ck_assert_int_eq(ret, 0);
	ck_assert(ttail->session->file.off_min.id == 0);
	ck_assert_int_eq(ttail->session->file.off_min.off, 221);
}
END_TEST

START_TEST (test_search_files3)
{
	int ret;
	size_t i;
	struct tm tm;
	memset(&tm, 0, sizeof(tm));
	for(i=1;i<ttail->logfile_sz-1;i++)
	{
		fclose(ttail->logfile[i]);
		ttail->logfile[i] = NULL;
	}
	ttail->flag |= TTAIL_FLAG_PREFIX;
	ttail->prefix_sz = 0;
	ttail_set_fmt(ttail, "%B%n%d %H:%M");

	tm.tm_year = -1;
	tm.tm_mon = 2;
	tm.tm_mday = 6;
	tm.tm_hour = 1;
	tm.tm_min = 0;
	tm.tm_sec = -1;
	memcpy(&(ttail->date_min), &tm, sizeof(tm));
	ttail->flag |= TTAIL_FLAG_DATE_MIN;

	ret = ttail_search_files_init(ttail);
	ck_assert_int_eq(ret,0);

	ret = _ttail_search_closest_files(ttail);
	ck_assert_int_eq(ret, 0);
	ck_assert_int_eq(ttail->session->file.off_min.id, 1);
	ck_assert_int_eq(ttail->session->file.off_min.off, 0);
}
END_TEST

TTAIL_CHECK_START("ttail search_files checks", "ttail_logline2date() checks")
	TTAIL_SET_FIXTURE(setup_closest_fileinit, teardown_closest_fileinit);
	TTAIL_ADD_TEST(test_search_files1);
	TTAIL_ADD_TEST(test_search_files2);
	TTAIL_ADD_TEST(test_search_files3);
TTAIL_CHECK_END