/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
#ident "$Id$"
#ident "Copyright (c) 2007-2012 Tokutek Inc.  All rights reserved."
#include "test.h"

//
// This test verifies that the cleaner thread doesn't call the callback if
// everything is pinned.
//

static int
everything_pinned_cleaner_callback(
    void* UU(ftnode_pv),
    BLOCKNUM UU(blocknum),
    uint32_t UU(fullhash),
    void* UU(extraargs)
    )
{
    assert(false);  // everything is pinned so this should never be called
    return 0;
}

static void
run_test (void) {
    const int test_limit = 1000;
    int r;
    CACHETABLE ct;
    toku_cachetable_create(&ct, test_limit, ZERO_LSN, NULL_LOGGER);
    toku_set_cleaner_period(ct, 1);

    char fname1[] = __SRCFILE__ "test1.dat";
    unlink(fname1);
    CACHEFILE f1;
    r = toku_cachetable_openf(&f1, ct, fname1, O_RDWR|O_CREAT, S_IRWXU|S_IRWXG|S_IRWXO); assert(r == 0);
    toku_set_cleaner_period(ct, 1);
    assert(r==0);

    void* vs[8];
    //void* v2;
    long ss[8];
    //long s2;
    for (int i = 0; i < 8; ++i) {
        CACHETABLE_WRITE_CALLBACK wc = def_write_callback(NULL);
        wc.cleaner_callback = everything_pinned_cleaner_callback;
        r = toku_cachetable_get_and_pin(f1, make_blocknum(i+1), i+1, &vs[i], &ss[i],
                                        wc,
                                        def_fetch,
                                        def_pf_req_callback,
                                        def_pf_callback,
                                        true, 
                                        NULL);
        assert_zero(r);
    }

    usleep(4000000);

    for (int i = 0; i < 8; ++i) {
        r = toku_test_cachetable_unpin(f1, make_blocknum(i+1), i+1, CACHETABLE_CLEAN, make_pair_attr(8));
        assert_zero(r);
    }

    toku_cachetable_verify(ct);
    toku_cachefile_close(&f1, false, ZERO_LSN);
    toku_cachetable_close(&ct);
}

int
test_main(int argc, const char *argv[]) {
  default_parse_args(argc, argv);
  run_test();
  return 0;
}
