src/lib-index/test-mail-index-map.c

/* Copyright (c) 2016-2018 Dovecot authors, see the included COPYING file */

#include "lib.h"
#include "array.h"
#include "test-common.h"
#include "mail-index-private.h"
#include "mail-index-modseq.h"
#include "mail-index-transaction-private.h"

static void test_mail_index_map_lookup_seq_range_count(unsigned int messages_count)
{
    struct mail_index_record_map rec_map;
    struct mail_index_map map;
    uint32_t seq, first_uid, last_uid, first_seq, last_seq, max_uid;

    i_zero(&map);
    i_zero(&rec_map);
    map.rec_map = &rec_map;
    map.hdr.messages_count = messages_count;
    map.hdr.record_size = sizeof(struct mail_index_record);
    rec_map.records_count = map.hdr.messages_count;
    rec_map.records = i_new(struct mail_index_record, map.hdr.messages_count);

    for (seq = 1; seq <= map.hdr.messages_count; seq++)
        MAIL_INDEX_REC_AT_SEQ(&map, seq)->uid = seq*2;
    max_uid = (seq-1)*2;
    map.hdr.next_uid = max_uid + 1;

    for (first_uid = 2; first_uid <= max_uid; first_uid++) {
        for (last_uid = first_uid; last_uid <= max_uid; last_uid++) {
            if (first_uid == last_uid && first_uid%2 != 0)
                continue;
            mail_index_map_lookup_seq_range(&map, first_uid, last_uid, &first_seq, &last_seq);
            test_assert((first_uid+1)/2 == first_seq && last_uid/2 == last_seq);
        }
    }
    i_free(rec_map.records);
}

static void test_mail_index_map_lookup_seq_range(void)
{
    unsigned int i;

    test_begin("mail index map lookup seq range");
    for (i = 1; i < 20; i++)
        test_mail_index_map_lookup_seq_range_count(i);
    test_end();
}

int main(void)
{
    static void (*const test_functions[])(void) = {
        test_mail_index_map_lookup_seq_range,
        NULL
    };
    return test_run(test_functions);
}