#include "includes.h" #include "test.h" static void flush (CACHEFILE f __attribute__((__unused__)), CACHEKEY k __attribute__((__unused__)), void *v __attribute__((__unused__)), void *e __attribute__((__unused__)), long s __attribute__((__unused__)), BOOL w __attribute__((__unused__)), BOOL keep __attribute__((__unused__)), BOOL c __attribute__((__unused__)) ) { /* Do nothing */ } static int fetch (CACHEFILE f __attribute__((__unused__)), CACHEKEY k __attribute__((__unused__)), u_int32_t fullhash __attribute__((__unused__)), void **value __attribute__((__unused__)), long *sizep __attribute__((__unused__)), void *extraargs __attribute__((__unused__)) ) { return 0; } static void cachetable_unpin_test (int n) { const int test_limit = 2*n; 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); CACHEFILE f1; r = toku_cachetable_openf(&f1, ct, fname1, fname1, O_RDWR|O_CREAT, S_IRWXU|S_IRWXG|S_IRWXO); assert(r == 0); int i; for (i=1; i<=n; i++) { u_int32_t hi; hi = toku_cachetable_hash(f1, make_blocknum(i)); r = toku_cachetable_put(f1, make_blocknum(i), hi, (void *)(long)i, 1, flush, fetch, 0); assert(r == 0); assert(toku_cachefile_count_pinned(f1, 0) == i); void *v; r = toku_cachetable_maybe_get_and_pin(f1, make_blocknum(i), hi, &v); assert(r == 0); assert(toku_cachefile_count_pinned(f1, 0) == i); r = toku_cachetable_unpin(f1, make_blocknum(i), hi, CACHETABLE_CLEAN, 1); assert(r == 0); assert(toku_cachefile_count_pinned(f1, 0) == i); } for (i=n; i>0; i--) { u_int32_t hi; hi = toku_cachetable_hash(f1, make_blocknum(i)); r = toku_cachetable_unpin(f1, make_blocknum(i), hi, CACHETABLE_CLEAN, 1); assert(r == 0); assert(toku_cachefile_count_pinned(f1, 0) == i-1); } assert(toku_cachefile_count_pinned(f1, 1) == 0); toku_cachetable_verify(ct); CACHEKEY k = make_blocknum(n+1); r = toku_cachetable_unpin(f1, k, toku_cachetable_hash(f1, k), CACHETABLE_CLEAN, 1); assert(r != 0); r = toku_cachefile_close(&f1, 0, FALSE, ZERO_LSN); assert(r == 0 && f1 == 0); r = toku_cachetable_close(&ct); assert(r == 0 && ct == 0); } int test_main(int argc, const char *argv[]) { default_parse_args(argc, argv); cachetable_unpin_test(8); return 0; }