#ident "$Id: cachetable-simple-verify.c 36689 2011-11-07 22:08:05Z zardosht $"
#ident "Copyright (c) 2007-2011 Tokutek Inc.  All rights reserved."
#include "includes.h"
#include "test.h"

static void
flush (CACHEFILE f __attribute__((__unused__)),
       int UU(fd),
       CACHEKEY k  __attribute__((__unused__)),
       void *v     __attribute__((__unused__)),
       void *e     __attribute__((__unused__)),
       PAIR_ATTR s      __attribute__((__unused__)),
       PAIR_ATTR* new_size      __attribute__((__unused__)),
       BOOL w      __attribute__((__unused__)),
       BOOL keep   __attribute__((__unused__)),
       BOOL c      __attribute__((__unused__))
       ) {
  /* Do nothing */
  if (verbose) { printf("FLUSH: %d\n", (int)k.b); }
  //usleep (5*1024*1024);
}

static int
fetch (CACHEFILE f        __attribute__((__unused__)),
       int UU(fd),
       CACHEKEY k         __attribute__((__unused__)),
       u_int32_t fullhash __attribute__((__unused__)),
       void **value       __attribute__((__unused__)),
       PAIR_ATTR *sizep        __attribute__((__unused__)),
       int  *dirtyp,
       void *extraargs    __attribute__((__unused__))
       ) {
  *dirtyp = 0;
  *value = NULL;
  *sizep = make_pair_attr(8);
  return 0;
}

CACHEFILE f1;

static void *pin_nonblocking(void *arg) {    
    void* v1;
    long s1;
    int r = toku_cachetable_get_and_pin_nonblocking(
        f1, 
        make_blocknum(1), 
        toku_cachetable_hash(f1, make_blocknum(1)), 
        &v1, 
        &s1, 
        flush, fetch, def_pe_est_callback, def_pe_callback, def_pf_req_callback, def_pf_callback, def_cleaner_callback, 
        NULL, 
        NULL, 
        NULL
        );
    assert(r==TOKUDB_TRY_AGAIN);
    return arg;
}

static void *put_same_key(void *arg) {
    int r = toku_cachetable_put(
        f1, 
        make_blocknum(1),
        toku_cachetable_hash(f1,make_blocknum(1)),
        NULL, 
        make_pair_attr(4),
        flush, def_pe_est_callback, def_pe_callback, def_cleaner_callback, 
        NULL
        );
    assert(r==0);
    return arg;
}


toku_pthread_t put_tid;

static void test_remove_key(CACHEKEY* UU(cachekey), BOOL UU(for_checkpoint), void* UU(extra)) {
    int r = toku_pthread_create(&put_tid, NULL, put_same_key, NULL); 
    assert_zero(r);    
}


static void
cachetable_test (void) {
  const int test_limit = 12;
  int r;
  CACHETABLE ct;
  r = toku_create_cachetable(&ct, test_limit, ZERO_LSN, NULL_LOGGER); assert(r == 0);
  char fname1[] = __FILE__ "test1.dat";
  unlink(fname1);
  r = toku_cachetable_openf(&f1, ct, fname1, O_RDWR|O_CREAT, S_IRWXU|S_IRWXG|S_IRWXO); assert(r == 0);

  void* v1;
  long s1;
  r = toku_cachetable_get_and_pin(
      f1, 
      make_blocknum(1), 
      toku_cachetable_hash(f1, make_blocknum(1)), 
      &v1, 
      &s1, 
      flush, fetch, def_pe_est_callback, def_pe_callback, def_pf_req_callback, def_pf_callback, def_cleaner_callback, 
      NULL, 
      NULL
      );
  toku_pthread_t pin_nonblocking_tid;
  r = toku_pthread_create(&pin_nonblocking_tid, NULL, pin_nonblocking, NULL); 
  assert_zero(r);    
  // sleep 3 seconds
  usleep(3*1024*1024);
  r = toku_cachetable_unpin_and_remove(f1, make_blocknum(1), test_remove_key, NULL);
  assert_zero(r);
  
  void *ret;
  r = toku_pthread_join(pin_nonblocking_tid, &ret); 
  assert_zero(r);
  r = toku_pthread_join(put_tid, &ret); 
  assert_zero(r);

  r = toku_cachetable_unpin(f1, make_blocknum(1), toku_cachetable_hash(f1, make_blocknum(1)), CACHETABLE_CLEAN, make_pair_attr(2));
  
  toku_cachetable_verify(ct);
  r = toku_cachefile_close(&f1, 0, FALSE, ZERO_LSN); assert(r == 0 && f1 == 0);
  r = toku_cachetable_close(&ct); lazy_assert_zero(r);


}

int
test_main(int argc, const char *argv[]) {
  default_parse_args(argc, argv);
  for (int i = 0; i < 20; i++) {
      cachetable_test();
  }
  return 0;
}
