/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
#ident "$Id$"
/*======
This file is part of PerconaFT.


Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.

    PerconaFT is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License, version 2,
    as published by the Free Software Foundation.

    PerconaFT is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with PerconaFT.  If not, see <http://www.gnu.org/licenses/>.

----------------------------------------

    PerconaFT is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License, version 3,
    as published by the Free Software Foundation.

    PerconaFT is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with PerconaFT.  If not, see <http://www.gnu.org/licenses/>.
======= */

#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."

#include "test.h"
#include "bndata.h"

#ifndef MIN
#define MIN(x, y) (((x) < (y)) ? (x) : (y))
#endif

static size_t le_add_to_bn(bn_data *bn,
                           uint32_t idx,
                           const char *key,
                           int keysize,
                           const char *val,
                           int valsize) {
    LEAFENTRY r = NULL;
    uint32_t size_needed = LE_CLEAN_MEMSIZE(valsize);
    void *maybe_free = nullptr;
    bn->get_space_for_insert(idx, key, keysize, size_needed, &r, &maybe_free);
    if (maybe_free) {
        toku_free(maybe_free);
    }
    resource_assert(r);
    r->type = LE_CLEAN;
    r->u.clean.vallen = valsize;
    memcpy(r->u.clean.val, val, valsize);
    return size_needed + keysize + sizeof(uint32_t);
}

class test_key_le_pair {
   public:
    uint32_t keylen;
    char *keyp;
    LEAFENTRY le;

    test_key_le_pair() : keylen(), keyp(), le() {}
    void init(const char *_keyp, const char *_val) {
        init(_keyp, strlen(_keyp) + 1, _val, strlen(_val) + 1);
    }
    void init(const char *_keyp,
              uint32_t _keylen,
              const char *_val,
              uint32_t _vallen) {
        keylen = _keylen;

        CAST_FROM_VOIDP(le, toku_malloc(LE_CLEAN_MEMSIZE(_vallen)));
        le->type = LE_CLEAN;
        le->u.clean.vallen = _vallen;
        memcpy(le->u.clean.val, _val, _vallen);

        CAST_FROM_VOIDP(keyp, toku_xmemdup(_keyp, keylen));
    }
    ~test_key_le_pair() {
        toku_free(le);
        toku_free(keyp);
    }
};

enum ftnode_verify_type { read_all = 1, read_compressed, read_none };

static int string_key_cmp(DB *UU(e), const DBT *a, const DBT *b) {
    char *CAST_FROM_VOIDP(s, a->data);
    char *CAST_FROM_VOIDP(t, b->data);
    return strcmp(s, t);
}

static void setup_dn(enum ftnode_verify_type bft,
                     int fd,
                     FT ft_h,
                     FTNODE *dn,
                     FTNODE_DISK_DATA *ndd) {
    int r;
    if (bft == read_all) {
        ftnode_fetch_extra bfe;
        bfe.create_for_full_read(ft_h);
        r = toku_deserialize_ftnode_from(
            fd, make_blocknum(20), 0 /*pass zero for hash*/, dn, ndd, &bfe);
        invariant(r == 0);
    } else if (bft == read_compressed || bft == read_none) {
        ftnode_fetch_extra bfe;
        bfe.create_for_min_read(ft_h);
        r = toku_deserialize_ftnode_from(
            fd, make_blocknum(20), 0 /*pass zero for hash*/, dn, ndd, &bfe);
        invariant(r == 0);
        // invariant all bp's are compressed or on disk.
        for (int i = 0; i < (*dn)->n_children; i++) {
            invariant(BP_STATE(*dn, i) == PT_COMPRESSED ||
                   BP_STATE(*dn, i) == PT_ON_DISK);
        }
        // if read_none, get rid of the compressed bp's
        if (bft == read_none) {
            if ((*dn)->height == 0) {
                toku_ftnode_pe_callback(*dn,
                                        make_pair_attr(0xffffffff),
                                        ft_h,
                                        def_pe_finalize_impl,
                                        nullptr);
                // invariant all bp's are on disk
                for (int i = 0; i < (*dn)->n_children; i++) {
                    if ((*dn)->height == 0) {
                        invariant(BP_STATE(*dn, i) == PT_ON_DISK);
                        invariant(is_BNULL(*dn, i));
                    } else {
                        invariant(BP_STATE(*dn, i) == PT_COMPRESSED);
                    }
                }
            } else {
                // first decompress everything, and make sure
                // that it is available
                // then run partial eviction to get it compressed
                PAIR_ATTR attr;
                bfe.create_for_full_read(ft_h);
                invariant(toku_ftnode_pf_req_callback(*dn, &bfe));
                r = toku_ftnode_pf_callback(*dn, *ndd, &bfe, fd, &attr);
                invariant(r == 0);
                // invariant all bp's are available
                for (int i = 0; i < (*dn)->n_children; i++) {
                    invariant(BP_STATE(*dn, i) == PT_AVAIL);
                }
                toku_ftnode_pe_callback(*dn,
                                        make_pair_attr(0xffffffff),
                                        ft_h,
                                        def_pe_finalize_impl,
                                        nullptr);
                for (int i = 0; i < (*dn)->n_children; i++) {
                    // invariant all bp's are still available, because we touched
                    // the clock
                    invariant(BP_STATE(*dn, i) == PT_AVAIL);
                    // now invariant all should be evicted
                    invariant(BP_SHOULD_EVICT(*dn, i));
                }
                toku_ftnode_pe_callback(*dn,
                                        make_pair_attr(0xffffffff),
                                        ft_h,
                                        def_pe_finalize_impl,
                                        nullptr);
                for (int i = 0; i < (*dn)->n_children; i++) {
                    invariant(BP_STATE(*dn, i) == PT_COMPRESSED);
                }
            }
        }
        // now decompress them
        bfe.create_for_full_read(ft_h);
        invariant(toku_ftnode_pf_req_callback(*dn, &bfe));
        PAIR_ATTR attr;
        r = toku_ftnode_pf_callback(*dn, *ndd, &bfe, fd, &attr);
        invariant(r == 0);
        // invariant all bp's are available
        for (int i = 0; i < (*dn)->n_children; i++) {
            invariant(BP_STATE(*dn, i) == PT_AVAIL);
        }
        // continue on with test
    } else {
        // if we get here, this is a test bug, NOT a bug in development code
        invariant(false);
    }
}

static void write_sn_to_disk(int fd,
                             FT_HANDLE ft,
                             FTNODE sn,
                             FTNODE_DISK_DATA *src_ndd,
                             bool do_clone) {
    int r;
    if (do_clone) {
        void *cloned_node_v = NULL;
        PAIR_ATTR attr;
        long clone_size;
        toku_ftnode_clone_callback(
            sn, &cloned_node_v, &clone_size, &attr, false, ft->ft);
        FTNODE CAST_FROM_VOIDP(cloned_node, cloned_node_v);
        r = toku_serialize_ftnode_to(
            fd, make_blocknum(20), cloned_node, src_ndd, false, ft->ft, false);
        invariant(r == 0);
        toku_ftnode_free(&cloned_node);
    } else {
        r = toku_serialize_ftnode_to(
            fd, make_blocknum(20), sn, src_ndd, true, ft->ft, false);
        invariant(r == 0);
    }
}

static void test_serialize_leaf_check_msn(enum ftnode_verify_type bft,
                                          bool do_clone) {
    //    struct ft_handle source_ft;
    struct ftnode sn, *dn;

    int fd = open(TOKU_TEST_FILENAME,
                  O_RDWR | O_CREAT | O_BINARY,
                  S_IRWXU | S_IRWXG | S_IRWXO);
    invariant(fd >= 0);

    int r;

#define PRESERIALIZE_MSN_ON_DISK ((MSN){MIN_MSN.msn + 42})
#define POSTSERIALIZE_MSN_ON_DISK ((MSN){MIN_MSN.msn + 84})

    sn.max_msn_applied_to_node_on_disk = PRESERIALIZE_MSN_ON_DISK;
    sn.flags = 0x11223344;
    sn.blocknum.b = 20;
    sn.layout_version = FT_LAYOUT_VERSION;
    sn.layout_version_original = FT_LAYOUT_VERSION;
    sn.height = 0;
    sn.n_children = 2;
    sn.dirty = 1;
    sn.oldest_referenced_xid_known = TXNID_NONE;
    MALLOC_N(sn.n_children, sn.bp);
    DBT pivotkey;
    sn.pivotkeys.create_from_dbts(toku_fill_dbt(&pivotkey, "b", 2), 1);
    BP_STATE(&sn, 0) = PT_AVAIL;
    BP_STATE(&sn, 1) = PT_AVAIL;
    set_BLB(&sn, 0, toku_create_empty_bn());
    set_BLB(&sn, 1, toku_create_empty_bn());
    le_add_to_bn(BLB_DATA(&sn, 0), 0, "a", 2, "aval", 5);
    le_add_to_bn(BLB_DATA(&sn, 0), 1, "b", 2, "bval", 5);
    le_add_to_bn(BLB_DATA(&sn, 1), 0, "x", 2, "xval", 5);
    BLB_MAX_MSN_APPLIED(&sn, 0) = ((MSN){MIN_MSN.msn + 73});
    BLB_MAX_MSN_APPLIED(&sn, 1) = POSTSERIALIZE_MSN_ON_DISK;

    FT_HANDLE XMALLOC(ft);
    FT XCALLOC(ft_h);
    toku_ft_init(ft_h,
                 make_blocknum(0),
                 ZERO_LSN,
                 TXNID_NONE,
                 4 * 1024 * 1024,
                 128 * 1024,
                 TOKU_DEFAULT_COMPRESSION_METHOD,
                 16);
    ft->ft = ft_h;
    ft_h->blocktable.create();
    {
        int r_truncate = ftruncate(fd, 0);
        CKERR(r_truncate);
    }

    // Want to use block #20
    BLOCKNUM b = make_blocknum(0);
    while (b.b < 20) {
        ft_h->blocktable.allocate_blocknum(&b, ft_h);
    }
    invariant(b.b == 20);

    {
        DISKOFF offset;
        DISKOFF size;
        ft_h->blocktable.realloc_on_disk(b, 100, &offset, ft_h, fd, false);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);

        ft_h->blocktable.translate_blocknum_to_offset_size(b, &offset, &size);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
        invariant(size == 100);
    }
    FTNODE_DISK_DATA src_ndd = NULL;
    FTNODE_DISK_DATA dest_ndd = NULL;

    write_sn_to_disk(fd, ft, &sn, &src_ndd, do_clone);

    setup_dn(bft, fd, ft_h, &dn, &dest_ndd);

    invariant(dn->blocknum.b == 20);

    invariant(dn->layout_version == FT_LAYOUT_VERSION);
    invariant(dn->layout_version_original == FT_LAYOUT_VERSION);
    invariant(dn->layout_version_read_from_disk == FT_LAYOUT_VERSION);
    invariant(dn->height == 0);
    invariant(dn->n_children >= 1);
    invariant(dn->max_msn_applied_to_node_on_disk.msn ==
           POSTSERIALIZE_MSN_ON_DISK.msn);
    {
        // Man, this is way too ugly.  This entire test suite needs to be
        // refactored.
        // Create a dummy mempool and put the leaves there.  Ugh.
        test_key_le_pair elts[3];
        elts[0].init("a", "aval");
        elts[1].init("b", "bval");
        elts[2].init("x", "xval");
        const uint32_t npartitions = dn->n_children;
        uint32_t last_i = 0;
        for (uint32_t bn = 0; bn < npartitions; ++bn) {
            invariant(BLB_MAX_MSN_APPLIED(dn, bn).msn ==
                   POSTSERIALIZE_MSN_ON_DISK.msn);
            invariant(dest_ndd[bn].start > 0);
            invariant(dest_ndd[bn].size > 0);
            if (bn > 0) {
                invariant(dest_ndd[bn].start >=
                       dest_ndd[bn - 1].start + dest_ndd[bn - 1].size);
            }
            for (uint32_t i = 0; i < BLB_DATA(dn, bn)->num_klpairs(); i++) {
                LEAFENTRY curr_le;
                uint32_t curr_keylen;
                void *curr_key;
                BLB_DATA(dn, bn)
                    ->fetch_klpair(i, &curr_le, &curr_keylen, &curr_key);
                invariant(leafentry_memsize(curr_le) ==
                       leafentry_memsize(elts[last_i].le));
                invariant(memcmp(curr_le,
                              elts[last_i].le,
                              leafentry_memsize(curr_le)) == 0);
                if (bn < npartitions - 1) {
                    invariant(strcmp((char *)dn->pivotkeys.get_pivot(bn).data,
                                  elts[last_i].keyp) <= 0);
                }
                // TODO for later, get a key comparison here as well
                last_i++;
            }
        }
        invariant(last_i == 3);
    }

    toku_ftnode_free(&dn);
    toku_destroy_ftnode_internals(&sn);

    ft_h->blocktable.block_free(
        BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE, 100);
    ft_h->blocktable.destroy();
    toku_free(ft_h->h);
    toku_free(ft_h);
    toku_free(ft);
    toku_free(src_ndd);
    toku_free(dest_ndd);

    r = close(fd);
    invariant(r != -1);
}

static void test_serialize_leaf_with_large_pivots(enum ftnode_verify_type bft,
                                                  bool do_clone) {
    int r;
    struct ftnode sn, *dn;
    const int keylens = 256 * 1024, vallens = 0;
    const uint32_t nrows = 8;
    // invariant(val_size > BN_MAX_SIZE);  // BN_MAX_SIZE isn't visible
    int fd = open(TOKU_TEST_FILENAME,
                  O_RDWR | O_CREAT | O_BINARY,
                  S_IRWXU | S_IRWXG | S_IRWXO);
    invariant(fd >= 0);

    sn.max_msn_applied_to_node_on_disk.msn = 0;
    sn.flags = 0x11223344;
    sn.blocknum.b = 20;
    sn.layout_version = FT_LAYOUT_VERSION;
    sn.layout_version_original = FT_LAYOUT_VERSION;
    sn.height = 0;
    sn.n_children = nrows;
    sn.dirty = 1;
    sn.oldest_referenced_xid_known = TXNID_NONE;

    MALLOC_N(sn.n_children, sn.bp);
    sn.pivotkeys.create_empty();
    for (int i = 0; i < sn.n_children; ++i) {
        BP_STATE(&sn, i) = PT_AVAIL;
        set_BLB(&sn, i, toku_create_empty_bn());
    }
    for (uint32_t i = 0; i < nrows; ++i) {  // one basement per row
        char key[keylens], val[vallens];
        key[keylens - 1] = '\0';
        char c = 'a' + i;
        memset(key, c, keylens - 1);
        le_add_to_bn(BLB_DATA(&sn, i),
                     0,
                     (char *)&key,
                     sizeof(key),
                     (char *)&val,
                     sizeof(val));
        if (i < nrows - 1) {
            uint32_t keylen;
            void *curr_key;
            BLB_DATA(&sn, i)->fetch_key_and_len(0, &keylen, &curr_key);
            DBT pivotkey;
            sn.pivotkeys.insert_at(toku_fill_dbt(&pivotkey, curr_key, keylen),
                                   i);
        }
    }

    FT_HANDLE XMALLOC(ft);
    FT XCALLOC(ft_h);
    toku_ft_init(ft_h,
                 make_blocknum(0),
                 ZERO_LSN,
                 TXNID_NONE,
                 4 * 1024 * 1024,
                 128 * 1024,
                 TOKU_DEFAULT_COMPRESSION_METHOD,
                 16);
    ft->ft = ft_h;
    ft_h->blocktable.create();
    {
        int r_truncate = ftruncate(fd, 0);
        CKERR(r_truncate);
    }
    // Want to use block #20
    BLOCKNUM b = make_blocknum(0);
    while (b.b < 20) {
        ft_h->blocktable.allocate_blocknum(&b, ft_h);
    }
    invariant(b.b == 20);

    {
        DISKOFF offset;
        DISKOFF size;
        ft_h->blocktable.realloc_on_disk(b, 100, &offset, ft_h, fd, false);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);

        ft_h->blocktable.translate_blocknum_to_offset_size(b, &offset, &size);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
        invariant(size == 100);
    }
    FTNODE_DISK_DATA src_ndd = NULL;
    FTNODE_DISK_DATA dest_ndd = NULL;

    write_sn_to_disk(fd, ft, &sn, &src_ndd, do_clone);

    setup_dn(bft, fd, ft_h, &dn, &dest_ndd);

    invariant(dn->blocknum.b == 20);

    invariant(dn->layout_version == FT_LAYOUT_VERSION);
    invariant(dn->layout_version_original == FT_LAYOUT_VERSION);
    {
        // Man, this is way too ugly.  This entire test suite needs to be
        // refactored.
        // Create a dummy mempool and put the leaves there.  Ugh.
        test_key_le_pair *les = new test_key_le_pair[nrows];
        {
            char key[keylens], val[vallens];
            key[keylens - 1] = '\0';
            for (uint32_t i = 0; i < nrows; ++i) {
                char c = 'a' + i;
                memset(key, c, keylens - 1);
                les[i].init(
                    (char *)&key, sizeof(key), (char *)&val, sizeof(val));
            }
        }
        const uint32_t npartitions = dn->n_children;
        uint32_t last_i = 0;
        for (uint32_t bn = 0; bn < npartitions; ++bn) {
            invariant(dest_ndd[bn].start > 0);
            invariant(dest_ndd[bn].size > 0);
            if (bn > 0) {
                invariant(dest_ndd[bn].start >=
                       dest_ndd[bn - 1].start + dest_ndd[bn - 1].size);
            }
            invariant(BLB_DATA(dn, bn)->num_klpairs() > 0);
            for (uint32_t i = 0; i < BLB_DATA(dn, bn)->num_klpairs(); i++) {
                LEAFENTRY curr_le;
                uint32_t curr_keylen;
                void *curr_key;
                BLB_DATA(dn, bn)
                    ->fetch_klpair(i, &curr_le, &curr_keylen, &curr_key);
                invariant(leafentry_memsize(curr_le) ==
                       leafentry_memsize(les[last_i].le));
                invariant(memcmp(curr_le,
                              les[last_i].le,
                              leafentry_memsize(curr_le)) == 0);
                if (bn < npartitions - 1) {
                    invariant(strcmp((char *)dn->pivotkeys.get_pivot(bn).data,
                                  les[last_i].keyp) <= 0);
                }
                // TODO for later, get a key comparison here as well
                last_i++;
            }
        }
        invariant(last_i == nrows);
        delete[] les;
    }

    toku_ftnode_free(&dn);
    toku_destroy_ftnode_internals(&sn);

    ft_h->blocktable.block_free(
        BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE, 100);
    ft_h->blocktable.destroy();
    toku_free(ft_h->h);
    toku_free(ft_h);
    toku_free(ft);
    toku_free(src_ndd);
    toku_free(dest_ndd);

    r = close(fd);
    invariant(r != -1);
}

static void test_serialize_leaf_with_many_rows(enum ftnode_verify_type bft,
                                               bool do_clone) {
    int r;
    struct ftnode sn, *dn;
    const uint32_t nrows = 196 * 1024;
    int fd = open(TOKU_TEST_FILENAME,
                  O_RDWR | O_CREAT | O_BINARY,
                  S_IRWXU | S_IRWXG | S_IRWXO);
    invariant(fd >= 0);

    sn.max_msn_applied_to_node_on_disk.msn = 0;
    sn.flags = 0x11223344;
    sn.blocknum.b = 20;
    sn.layout_version = FT_LAYOUT_VERSION;
    sn.layout_version_original = FT_LAYOUT_VERSION;
    sn.height = 0;
    sn.n_children = 1;
    sn.dirty = 1;
    sn.oldest_referenced_xid_known = TXNID_NONE;

    XMALLOC_N(sn.n_children, sn.bp);
    sn.pivotkeys.create_empty();
    for (int i = 0; i < sn.n_children; ++i) {
        BP_STATE(&sn, i) = PT_AVAIL;
        set_BLB(&sn, i, toku_create_empty_bn());
    }
    size_t total_size = 0;
    for (uint32_t i = 0; i < nrows; ++i) {
        uint32_t key = i;
        uint32_t val = i;
        total_size += le_add_to_bn(BLB_DATA(&sn, 0),
                                   i,
                                   (char *)&key,
                                   sizeof(key),
                                   (char *)&val,
                                   sizeof(val));
    }

    FT_HANDLE XMALLOC(ft);
    FT XCALLOC(ft_h);
    toku_ft_init(ft_h,
                 make_blocknum(0),
                 ZERO_LSN,
                 TXNID_NONE,
                 4 * 1024 * 1024,
                 128 * 1024,
                 TOKU_DEFAULT_COMPRESSION_METHOD,
                 16);
    ft->ft = ft_h;

    ft_h->blocktable.create();
    {
        int r_truncate = ftruncate(fd, 0);
        CKERR(r_truncate);
    }
    // Want to use block #20
    BLOCKNUM b = make_blocknum(0);
    while (b.b < 20) {
        ft_h->blocktable.allocate_blocknum(&b, ft_h);
    }
    invariant(b.b == 20);

    {
        DISKOFF offset;
        DISKOFF size;
        ft_h->blocktable.realloc_on_disk(b, 100, &offset, ft_h, fd, false);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);

        ft_h->blocktable.translate_blocknum_to_offset_size(b, &offset, &size);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
        invariant(size == 100);
    }

    FTNODE_DISK_DATA src_ndd = NULL;
    FTNODE_DISK_DATA dest_ndd = NULL;
    write_sn_to_disk(fd, ft, &sn, &src_ndd, do_clone);

    setup_dn(bft, fd, ft_h, &dn, &dest_ndd);

    invariant(dn->blocknum.b == 20);

    invariant(dn->layout_version == FT_LAYOUT_VERSION);
    invariant(dn->layout_version_original == FT_LAYOUT_VERSION);
    {
        // Man, this is way too ugly.  This entire test suite needs to be
        // refactored.
        // Create a dummy mempool and put the leaves there.  Ugh.
        test_key_le_pair *les = new test_key_le_pair[nrows];
        {
            int key = 0, val = 0;
            for (uint32_t i = 0; i < nrows; ++i, key++, val++) {
                les[i].init(
                    (char *)&key, sizeof(key), (char *)&val, sizeof(val));
            }
        }
        const uint32_t npartitions = dn->n_children;
        uint32_t last_i = 0;
        for (uint32_t bn = 0; bn < npartitions; ++bn) {
            invariant(dest_ndd[bn].start > 0);
            invariant(dest_ndd[bn].size > 0);
            if (bn > 0) {
                invariant(dest_ndd[bn].start >=
                       dest_ndd[bn - 1].start + dest_ndd[bn - 1].size);
            }
            invariant(BLB_DATA(dn, bn)->num_klpairs() > 0);
            for (uint32_t i = 0; i < BLB_DATA(dn, bn)->num_klpairs(); i++) {
                LEAFENTRY curr_le;
                uint32_t curr_keylen;
                void *curr_key;
                BLB_DATA(dn, bn)
                    ->fetch_klpair(i, &curr_le, &curr_keylen, &curr_key);
                invariant(leafentry_memsize(curr_le) ==
                       leafentry_memsize(les[last_i].le));
                invariant(memcmp(curr_le,
                              les[last_i].le,
                              leafentry_memsize(curr_le)) == 0);
                if (bn < npartitions - 1) {
                    uint32_t *CAST_FROM_VOIDP(pivot,
                                              dn->pivotkeys.get_pivot(bn).data);
                    void *tmp = les[last_i].keyp;
                    uint32_t *CAST_FROM_VOIDP(item, tmp);
                    invariant(*pivot >= *item);
                }
                // TODO for later, get a key comparison here as well
                last_i++;
            }
            // don't check soft_copy_is_up_to_date or seqinsert
            invariant(BLB_DATA(dn, bn)->get_disk_size() <
                   128 * 1024);  // BN_MAX_SIZE, apt to change
        }
        invariant(last_i == nrows);
        delete[] les;
    }

    toku_ftnode_free(&dn);
    toku_destroy_ftnode_internals(&sn);

    ft_h->blocktable.block_free(
        BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE, 100);
    ft_h->blocktable.destroy();
    toku_free(ft_h->h);
    toku_free(ft_h);
    toku_free(ft);
    toku_free(src_ndd);
    toku_free(dest_ndd);

    r = close(fd);
    invariant(r != -1);
}

static void test_serialize_leaf_with_large_rows(enum ftnode_verify_type bft,
                                                bool do_clone) {
    int r;
    struct ftnode sn, *dn;
    const uint32_t nrows = 7;
    const size_t key_size = 8;
    const size_t val_size = 512 * 1024;
    // invariant(val_size > BN_MAX_SIZE);  // BN_MAX_SIZE isn't visible
    int fd = open(TOKU_TEST_FILENAME,
                  O_RDWR | O_CREAT | O_BINARY,
                  S_IRWXU | S_IRWXG | S_IRWXO);
    invariant(fd >= 0);

    sn.max_msn_applied_to_node_on_disk.msn = 0;
    sn.flags = 0x11223344;
    sn.blocknum.b = 20;
    sn.layout_version = FT_LAYOUT_VERSION;
    sn.layout_version_original = FT_LAYOUT_VERSION;
    sn.height = 0;
    sn.n_children = 1;
    sn.dirty = 1;
    sn.oldest_referenced_xid_known = TXNID_NONE;

    MALLOC_N(sn.n_children, sn.bp);
    sn.pivotkeys.create_empty();
    for (int i = 0; i < sn.n_children; ++i) {
        BP_STATE(&sn, i) = PT_AVAIL;
        set_BLB(&sn, i, toku_create_empty_bn());
    }
    for (uint32_t i = 0; i < nrows; ++i) {
        char key[key_size], val[val_size];
        key[key_size - 1] = '\0';
        val[val_size - 1] = '\0';
        char c = 'a' + i;
        memset(key, c, key_size - 1);
        memset(val, c, val_size - 1);
        le_add_to_bn(BLB_DATA(&sn, 0), i, key, 8, val, val_size);
    }

    FT_HANDLE XMALLOC(ft);
    FT XCALLOC(ft_h);
    toku_ft_init(ft_h,
                 make_blocknum(0),
                 ZERO_LSN,
                 TXNID_NONE,
                 4 * 1024 * 1024,
                 128 * 1024,
                 TOKU_DEFAULT_COMPRESSION_METHOD,
                 16);
    ft->ft = ft_h;

    ft_h->blocktable.create();
    {
        int r_truncate = ftruncate(fd, 0);
        CKERR(r_truncate);
    }
    // Want to use block #20
    BLOCKNUM b = make_blocknum(0);
    while (b.b < 20) {
        ft_h->blocktable.allocate_blocknum(&b, ft_h);
    }
    invariant(b.b == 20);

    {
        DISKOFF offset;
        DISKOFF size;
        ft_h->blocktable.realloc_on_disk(b, 100, &offset, ft_h, fd, false);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);

        ft_h->blocktable.translate_blocknum_to_offset_size(b, &offset, &size);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
        invariant(size == 100);
    }

    FTNODE_DISK_DATA src_ndd = NULL;
    FTNODE_DISK_DATA dest_ndd = NULL;
    write_sn_to_disk(fd, ft, &sn, &src_ndd, do_clone);

    setup_dn(bft, fd, ft_h, &dn, &dest_ndd);

    invariant(dn->blocknum.b == 20);

    invariant(dn->layout_version == FT_LAYOUT_VERSION);
    invariant(dn->layout_version_original == FT_LAYOUT_VERSION);
    {
        // Man, this is way too ugly.  This entire test suite needs to be
        // refactored.
        // Create a dummy mempool and put the leaves there.  Ugh.
        test_key_le_pair *les = new test_key_le_pair[nrows];
        {
            char key[key_size], val[val_size];
            key[key_size - 1] = '\0';
            val[val_size - 1] = '\0';
            for (uint32_t i = 0; i < nrows; ++i) {
                char c = 'a' + i;
                memset(key, c, key_size - 1);
                memset(val, c, val_size - 1);
                les[i].init(key, key_size, val, val_size);
            }
        }
        const uint32_t npartitions = dn->n_children;
        invariant(npartitions == nrows);
        uint32_t last_i = 0;
        for (uint32_t bn = 0; bn < npartitions; ++bn) {
            invariant(dest_ndd[bn].start > 0);
            invariant(dest_ndd[bn].size > 0);
            if (bn > 0) {
                invariant(dest_ndd[bn].start >=
                       dest_ndd[bn - 1].start + dest_ndd[bn - 1].size);
            }
            invariant(BLB_DATA(dn, bn)->num_klpairs() > 0);
            for (uint32_t i = 0; i < BLB_DATA(dn, bn)->num_klpairs(); i++) {
                LEAFENTRY curr_le;
                uint32_t curr_keylen;
                void *curr_key;
                BLB_DATA(dn, bn)
                    ->fetch_klpair(i, &curr_le, &curr_keylen, &curr_key);
                invariant(leafentry_memsize(curr_le) ==
                       leafentry_memsize(les[last_i].le));
                invariant(memcmp(curr_le,
                              les[last_i].le,
                              leafentry_memsize(curr_le)) == 0);
                if (bn < npartitions - 1) {
                    invariant(strcmp((char *)dn->pivotkeys.get_pivot(bn).data,
                                  (char *)(les[last_i].keyp)) <= 0);
                }
                // TODO for later, get a key comparison here as well
                last_i++;
            }
            // don't check soft_copy_is_up_to_date or seqinsert
        }
        invariant(last_i == 7);
        delete[] les;
    }

    toku_ftnode_free(&dn);
    toku_destroy_ftnode_internals(&sn);

    ft_h->blocktable.block_free(
        BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE, 100);
    ft_h->blocktable.destroy();
    toku_free(ft_h->h);
    toku_free(ft_h);
    toku_free(ft);
    toku_free(src_ndd);
    toku_free(dest_ndd);

    r = close(fd);
    invariant(r != -1);
}

static void test_serialize_leaf_with_empty_basement_nodes(
    enum ftnode_verify_type bft,
    bool do_clone) {
    struct ftnode sn, *dn;

    int fd = open(TOKU_TEST_FILENAME,
                  O_RDWR | O_CREAT | O_BINARY,
                  S_IRWXU | S_IRWXG | S_IRWXO);
    invariant(fd >= 0);

    int r;

    sn.max_msn_applied_to_node_on_disk.msn = 0;
    sn.flags = 0x11223344;
    sn.blocknum.b = 20;
    sn.layout_version = FT_LAYOUT_VERSION;
    sn.layout_version_original = FT_LAYOUT_VERSION;
    sn.height = 0;
    sn.n_children = 7;
    sn.dirty = 1;
    sn.oldest_referenced_xid_known = TXNID_NONE;
    MALLOC_N(sn.n_children, sn.bp);
    DBT pivotkeys[6];
    toku_fill_dbt(&pivotkeys[0], "A", 2);
    toku_fill_dbt(&pivotkeys[1], "a", 2);
    toku_fill_dbt(&pivotkeys[2], "a", 2);
    toku_fill_dbt(&pivotkeys[3], "b", 2);
    toku_fill_dbt(&pivotkeys[4], "b", 2);
    toku_fill_dbt(&pivotkeys[5], "x", 2);
    sn.pivotkeys.create_from_dbts(pivotkeys, 6);
    for (int i = 0; i < sn.n_children; ++i) {
        BP_STATE(&sn, i) = PT_AVAIL;
        set_BLB(&sn, i, toku_create_empty_bn());
        BLB_SEQINSERT(&sn, i) = 0;
    }
    le_add_to_bn(BLB_DATA(&sn, 1), 0, "a", 2, "aval", 5);
    le_add_to_bn(BLB_DATA(&sn, 3), 0, "b", 2, "bval", 5);
    le_add_to_bn(BLB_DATA(&sn, 5), 0, "x", 2, "xval", 5);

    FT_HANDLE XMALLOC(ft);
    FT XCALLOC(ft_h);
    toku_ft_init(ft_h,
                 make_blocknum(0),
                 ZERO_LSN,
                 TXNID_NONE,
                 4 * 1024 * 1024,
                 128 * 1024,
                 TOKU_DEFAULT_COMPRESSION_METHOD,
                 16);
    ft->ft = ft_h;

    ft_h->blocktable.create();
    {
        int r_truncate = ftruncate(fd, 0);
        CKERR(r_truncate);
    }
    // Want to use block #20
    BLOCKNUM b = make_blocknum(0);
    while (b.b < 20) {
        ft_h->blocktable.allocate_blocknum(&b, ft_h);
    }
    invariant(b.b == 20);

    {
        DISKOFF offset;
        DISKOFF size;
        ft_h->blocktable.realloc_on_disk(b, 100, &offset, ft_h, fd, false);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);

        ft_h->blocktable.translate_blocknum_to_offset_size(b, &offset, &size);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
        invariant(size == 100);
    }
    FTNODE_DISK_DATA src_ndd = NULL;
    FTNODE_DISK_DATA dest_ndd = NULL;
    write_sn_to_disk(fd, ft, &sn, &src_ndd, do_clone);

    setup_dn(bft, fd, ft_h, &dn, &dest_ndd);

    invariant(dn->blocknum.b == 20);

    invariant(dn->layout_version == FT_LAYOUT_VERSION);
    invariant(dn->layout_version_original == FT_LAYOUT_VERSION);
    invariant(dn->layout_version_read_from_disk == FT_LAYOUT_VERSION);
    invariant(dn->height == 0);
    invariant(dn->n_children > 0);
    {
        test_key_le_pair elts[3];

        // Man, this is way too ugly.  This entire test suite needs to be
        // refactored.
        // Create a dummy mempool and put the leaves there.  Ugh.
        elts[0].init("a", "aval");
        elts[1].init("b", "bval");
        elts[2].init("x", "xval");
        const uint32_t npartitions = dn->n_children;
        uint32_t last_i = 0;
        for (uint32_t bn = 0; bn < npartitions; ++bn) {
            invariant(dest_ndd[bn].start > 0);
            invariant(dest_ndd[bn].size > 0);
            if (bn > 0) {
                invariant(dest_ndd[bn].start >=
                       dest_ndd[bn - 1].start + dest_ndd[bn - 1].size);
            }
            for (uint32_t i = 0; i < BLB_DATA(dn, bn)->num_klpairs(); i++) {
                LEAFENTRY curr_le;
                uint32_t curr_keylen;
                void *curr_key;
                BLB_DATA(dn, bn)
                    ->fetch_klpair(i, &curr_le, &curr_keylen, &curr_key);
                invariant(leafentry_memsize(curr_le) ==
                       leafentry_memsize(elts[last_i].le));
                invariant(memcmp(curr_le,
                              elts[last_i].le,
                              leafentry_memsize(curr_le)) == 0);
                if (bn < npartitions - 1) {
                    invariant(strcmp((char *)dn->pivotkeys.get_pivot(bn).data,
                                  (char *)(elts[last_i].keyp)) <= 0);
                }
                // TODO for later, get a key comparison here as well
                last_i++;
            }
        }
        invariant(last_i == 3);
    }

    toku_ftnode_free(&dn);
    toku_destroy_ftnode_internals(&sn);

    ft_h->blocktable.block_free(
        BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE, 100);
    ft_h->blocktable.destroy();
    toku_free(ft_h->h);
    toku_free(ft_h);
    toku_free(ft);
    toku_free(src_ndd);
    toku_free(dest_ndd);

    r = close(fd);
    invariant(r != -1);
}

static void test_serialize_leaf_with_multiple_empty_basement_nodes(
    enum ftnode_verify_type bft,
    bool do_clone) {
    struct ftnode sn, *dn;

    int fd = open(TOKU_TEST_FILENAME,
                  O_RDWR | O_CREAT | O_BINARY,
                  S_IRWXU | S_IRWXG | S_IRWXO);
    invariant(fd >= 0);

    int r;

    sn.max_msn_applied_to_node_on_disk.msn = 0;
    sn.flags = 0x11223344;
    sn.blocknum.b = 20;
    sn.layout_version = FT_LAYOUT_VERSION;
    sn.layout_version_original = FT_LAYOUT_VERSION;
    sn.height = 0;
    sn.n_children = 4;
    sn.dirty = 1;
    sn.oldest_referenced_xid_known = TXNID_NONE;
    MALLOC_N(sn.n_children, sn.bp);
    DBT pivotkeys[3];
    toku_fill_dbt(&pivotkeys[0], "A", 2);
    toku_fill_dbt(&pivotkeys[1], "A", 2);
    toku_fill_dbt(&pivotkeys[2], "A", 2);
    sn.pivotkeys.create_from_dbts(pivotkeys, 3);
    for (int i = 0; i < sn.n_children; ++i) {
        BP_STATE(&sn, i) = PT_AVAIL;
        set_BLB(&sn, i, toku_create_empty_bn());
    }

    FT_HANDLE XMALLOC(ft);
    FT XCALLOC(ft_h);
    toku_ft_init(ft_h,
                 make_blocknum(0),
                 ZERO_LSN,
                 TXNID_NONE,
                 4 * 1024 * 1024,
                 128 * 1024,
                 TOKU_DEFAULT_COMPRESSION_METHOD,
                 16);
    ft->ft = ft_h;

    ft_h->blocktable.create();
    {
        int r_truncate = ftruncate(fd, 0);
        CKERR(r_truncate);
    }
    // Want to use block #20
    BLOCKNUM b = make_blocknum(0);
    while (b.b < 20) {
        ft_h->blocktable.allocate_blocknum(&b, ft_h);
    }
    invariant(b.b == 20);

    {
        DISKOFF offset;
        DISKOFF size;
        ft_h->blocktable.realloc_on_disk(b, 100, &offset, ft_h, fd, false);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);

        ft_h->blocktable.translate_blocknum_to_offset_size(b, &offset, &size);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
        invariant(size == 100);
    }

    FTNODE_DISK_DATA src_ndd = NULL;
    FTNODE_DISK_DATA dest_ndd = NULL;
    write_sn_to_disk(fd, ft, &sn, &src_ndd, do_clone);

    setup_dn(bft, fd, ft_h, &dn, &dest_ndd);

    invariant(dn->blocknum.b == 20);

    invariant(dn->layout_version == FT_LAYOUT_VERSION);
    invariant(dn->layout_version_original == FT_LAYOUT_VERSION);
    invariant(dn->layout_version_read_from_disk == FT_LAYOUT_VERSION);
    invariant(dn->height == 0);
    invariant(dn->n_children == 1);
    {
        const uint32_t npartitions = dn->n_children;
        for (uint32_t i = 0; i < npartitions; ++i) {
            invariant(dest_ndd[i].start > 0);
            invariant(dest_ndd[i].size > 0);
            if (i > 0) {
                invariant(dest_ndd[i].start >=
                       dest_ndd[i - 1].start + dest_ndd[i - 1].size);
            }
            invariant(BLB_DATA(dn, i)->num_klpairs() == 0);
        }
    }

    toku_ftnode_free(&dn);
    toku_destroy_ftnode_internals(&sn);

    ft_h->blocktable.block_free(
        BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE, 100);
    ft_h->blocktable.destroy();
    toku_free(ft_h->h);
    toku_free(ft_h);
    toku_free(ft);
    toku_free(src_ndd);
    toku_free(dest_ndd);

    r = close(fd);
    invariant(r != -1);
}

static void test_serialize_nonleaf(enum ftnode_verify_type bft, bool do_clone) {
    //    struct ft_handle source_ft;
    struct ftnode sn, *dn;

    int fd = open(TOKU_TEST_FILENAME,
                  O_RDWR | O_CREAT | O_BINARY,
                  S_IRWXU | S_IRWXG | S_IRWXO);
    invariant(fd >= 0);

    int r;

    //    source_ft.fd=fd;
    sn.max_msn_applied_to_node_on_disk.msn = 0;
    sn.flags = 0x11223344;
    sn.blocknum.b = 20;
    sn.layout_version = FT_LAYOUT_VERSION;
    sn.layout_version_original = FT_LAYOUT_VERSION;
    sn.height = 1;
    sn.n_children = 2;
    sn.dirty = 1;
    sn.oldest_referenced_xid_known = TXNID_NONE;
    MALLOC_N(2, sn.bp);
    DBT pivotkey;
    sn.pivotkeys.create_from_dbts(toku_fill_dbt(&pivotkey, "hello", 6), 1);
    BP_BLOCKNUM(&sn, 0).b = 30;
    BP_BLOCKNUM(&sn, 1).b = 35;
    BP_STATE(&sn, 0) = PT_AVAIL;
    BP_STATE(&sn, 1) = PT_AVAIL;
    set_BNC(&sn, 0, toku_create_empty_nl());
    set_BNC(&sn, 1, toku_create_empty_nl());
    // Create XIDS
    XIDS xids_0 = toku_xids_get_root_xids();
    XIDS xids_123;
    XIDS xids_234;
    r = toku_xids_create_child(xids_0, &xids_123, (TXNID)123);
    CKERR(r);
    r = toku_xids_create_child(xids_123, &xids_234, (TXNID)234);
    CKERR(r);

    toku::comparator cmp;
    cmp.create(string_key_cmp, nullptr);

    toku_bnc_insert_msg(BNC(&sn, 0),
                        "a",
                        2,
                        "aval",
                        5,
                        FT_NONE,
                        next_dummymsn(),
                        xids_0,
                        true,
                        cmp);
    toku_bnc_insert_msg(BNC(&sn, 0),
                        "b",
                        2,
                        "bval",
                        5,
                        FT_NONE,
                        next_dummymsn(),
                        xids_123,
                        false,
                        cmp);
    toku_bnc_insert_msg(BNC(&sn, 1),
                        "x",
                        2,
                        "xval",
                        5,
                        FT_NONE,
                        next_dummymsn(),
                        xids_234,
                        true,
                        cmp);

    // Cleanup:
    toku_xids_destroy(&xids_0);
    toku_xids_destroy(&xids_123);
    toku_xids_destroy(&xids_234);
    cmp.destroy();

    FT_HANDLE XMALLOC(ft);
    FT XCALLOC(ft_h);
    toku_ft_init(ft_h,
                 make_blocknum(0),
                 ZERO_LSN,
                 TXNID_NONE,
                 4 * 1024 * 1024,
                 128 * 1024,
                 TOKU_DEFAULT_COMPRESSION_METHOD,
                 16);
    ft_h->cmp.create(string_key_cmp, nullptr);
    ft->ft = ft_h;

    ft_h->blocktable.create();
    {
        int r_truncate = ftruncate(fd, 0);
        CKERR(r_truncate);
    }
    // Want to use block #20
    BLOCKNUM b = make_blocknum(0);
    while (b.b < 20) {
        ft_h->blocktable.allocate_blocknum(&b, ft_h);
    }
    invariant(b.b == 20);

    {
        DISKOFF offset;
        DISKOFF size;
        ft_h->blocktable.realloc_on_disk(b, 100, &offset, ft_h, fd, false);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);

        ft_h->blocktable.translate_blocknum_to_offset_size(b, &offset, &size);
        invariant(offset ==
               (DISKOFF)BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
        invariant(size == 100);
    }
    FTNODE_DISK_DATA src_ndd = NULL;
    FTNODE_DISK_DATA dest_ndd = NULL;
    write_sn_to_disk(fd, ft, &sn, &src_ndd, do_clone);

    setup_dn(bft, fd, ft_h, &dn, &dest_ndd);

    invariant(dn->blocknum.b == 20);

    invariant(dn->layout_version == FT_LAYOUT_VERSION);
    invariant(dn->layout_version_original == FT_LAYOUT_VERSION);
    invariant(dn->layout_version_read_from_disk == FT_LAYOUT_VERSION);
    invariant(dn->height == 1);
    invariant(dn->n_children == 2);
    invariant(strcmp((char *)dn->pivotkeys.get_pivot(0).data, "hello") == 0);
    invariant(dn->pivotkeys.get_pivot(0).size == 6);
    invariant(BP_BLOCKNUM(dn, 0).b == 30);
    invariant(BP_BLOCKNUM(dn, 1).b == 35);

    message_buffer *src_msg_buffer1 = &BNC(&sn, 0)->msg_buffer;
    message_buffer *src_msg_buffer2 = &BNC(&sn, 1)->msg_buffer;
    message_buffer *dest_msg_buffer1 = &BNC(dn, 0)->msg_buffer;
    message_buffer *dest_msg_buffer2 = &BNC(dn, 1)->msg_buffer;

    invariant(src_msg_buffer1->equals(dest_msg_buffer1));
    invariant(src_msg_buffer2->equals(dest_msg_buffer2));

    toku_ftnode_free(&dn);
    toku_destroy_ftnode_internals(&sn);

    ft_h->blocktable.block_free(
        BlockAllocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE, 100);
    ft_h->blocktable.destroy();
    ft_h->cmp.destroy();
    toku_free(ft_h->h);
    toku_free(ft_h);
    toku_free(ft);
    toku_free(src_ndd);
    toku_free(dest_ndd);

    r = close(fd);
    invariant(r != -1);
}

int test_main(int argc __attribute__((__unused__)),
              const char *argv[] __attribute__((__unused__))) {
    initialize_dummymsn();

    test_serialize_nonleaf(read_none, false);
    test_serialize_nonleaf(read_all, false);
    test_serialize_nonleaf(read_compressed, false);
    test_serialize_nonleaf(read_none, true);
    test_serialize_nonleaf(read_all, true);
    test_serialize_nonleaf(read_compressed, true);

    test_serialize_leaf_check_msn(read_none, false);
    test_serialize_leaf_check_msn(read_all, false);
    test_serialize_leaf_check_msn(read_compressed, false);
    test_serialize_leaf_check_msn(read_none, true);
    test_serialize_leaf_check_msn(read_all, true);
    test_serialize_leaf_check_msn(read_compressed, true);

    test_serialize_leaf_with_multiple_empty_basement_nodes(read_none, false);
    test_serialize_leaf_with_multiple_empty_basement_nodes(read_all, false);
    test_serialize_leaf_with_multiple_empty_basement_nodes(read_compressed,
                                                           false);
    test_serialize_leaf_with_multiple_empty_basement_nodes(read_none, true);
    test_serialize_leaf_with_multiple_empty_basement_nodes(read_all, true);
    test_serialize_leaf_with_multiple_empty_basement_nodes(read_compressed,
                                                           true);

    test_serialize_leaf_with_empty_basement_nodes(read_none, false);
    test_serialize_leaf_with_empty_basement_nodes(read_all, false);
    test_serialize_leaf_with_empty_basement_nodes(read_compressed, false);
    test_serialize_leaf_with_empty_basement_nodes(read_none, true);
    test_serialize_leaf_with_empty_basement_nodes(read_all, true);
    test_serialize_leaf_with_empty_basement_nodes(read_compressed, true);

    test_serialize_leaf_with_large_rows(read_none, false);
    test_serialize_leaf_with_large_rows(read_all, false);
    test_serialize_leaf_with_large_rows(read_compressed, false);
    test_serialize_leaf_with_large_rows(read_none, true);
    test_serialize_leaf_with_large_rows(read_all, true);
    test_serialize_leaf_with_large_rows(read_compressed, true);

    test_serialize_leaf_with_large_pivots(read_none, false);
    test_serialize_leaf_with_large_pivots(read_all, false);
    test_serialize_leaf_with_large_pivots(read_compressed, false);
    test_serialize_leaf_with_large_pivots(read_none, true);
    test_serialize_leaf_with_large_pivots(read_all, true);
    test_serialize_leaf_with_large_pivots(read_compressed, true);

    test_serialize_leaf_with_many_rows(read_none, false);
    test_serialize_leaf_with_many_rows(read_all, false);
    test_serialize_leaf_with_many_rows(read_compressed, false);
    test_serialize_leaf_with_many_rows(read_none, true);
    test_serialize_leaf_with_many_rows(read_all, true);
    test_serialize_leaf_with_many_rows(read_compressed, true);

    return 0;
}
