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253 lines
7.3 KiB
C
253 lines
7.3 KiB
C
/* -*- mode: C; c-basic-offset: 4 -*- */
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#ident "$Id$"
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#ident "Copyright (c) 2010 Tokutek Inc. All rights reserved."
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#ident "The technology is licensed by the Massachusetts Institute of Technology, Rutgers State University of New Jersey, and the Research Foundation of State University of New York at Stony Brook under United States of America Serial No. 11/760379 and to the patents and/or patent applications resulting from it."
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// test the loader write dbfile function
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#include "includes.h"
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#include "test.h"
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#include "brtloader-internal.h"
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#if defined(__cplusplus)
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extern "C" {
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#endif
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static void traceit(const char *s) {
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time_t t = time(NULL);
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printf("%.24s %s\n", ctime(&t), s);
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fflush(stdout);
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}
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static int qsort_compare_ints (const void *a, const void *b) {
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int avalue = *(int*)a;
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int bvalue = *(int*)b;
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if (avalue<bvalue) return -1;
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if (avalue>bvalue) return +1;
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return 0;
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}
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static int compare_ints (DB *dest_db, const DBT *akey, const DBT *bkey) {
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assert(dest_db==NULL);
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assert(akey->size==sizeof(int));
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assert(bkey->size==sizeof(int));
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return qsort_compare_ints(akey->data, bkey->data);
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}
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static void err_cb(DB *db UU(), int dbn UU(), int err UU(), DBT *key UU(), DBT *val UU(), void *extra UU()) {
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fprintf(stderr, "error in test");
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abort();
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}
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static void verify_dbfile(int n, const char *name) {
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if (verbose) traceit("verify");
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int r;
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CACHETABLE ct;
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r = toku_brt_create_cachetable(&ct, 0, ZERO_LSN, NULL_LOGGER); assert(r==0);
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TOKUTXN const null_txn = NULL;
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BRT t = NULL;
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r = toku_brt_create(&t); assert(r == 0);
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r = toku_brt_set_bt_compare(t, compare_ints);
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assert(r==0);
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r = toku_brt_open(t, name, 0, 0, ct, null_txn, 0); assert(r==0);
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if (verbose) traceit("Verifying brt internals");
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r = toku_verify_brt(t);
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if (verbose) traceit("Verified brt internals");
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BRT_CURSOR cursor = NULL;
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r = toku_brt_cursor(t, &cursor, NULL, FALSE); assert(r == 0);
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int i;
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for (i=0; ; i++) {
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int kk = i;
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int vv = i;
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struct check_pair pair = {sizeof kk, &kk, sizeof vv, &vv, 0};
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r = toku_brt_cursor_get(cursor, NULL, lookup_checkf, &pair, DB_NEXT);
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if (r != 0) {
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assert(pair.call_count ==0);
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break;
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}
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assert(pair.call_count==1);
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}
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assert(i == n);
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r = toku_brt_cursor_close(cursor); assert(r == 0);
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r = toku_close_brt(t, 0); assert(r==0);
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r = toku_cachetable_close(&ct);assert(r==0);
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if (verbose) traceit("verify done");
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}
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static void test_write_dbfile (char *template, int n, char *output_name, TXNID xid) {
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if (verbose) traceit("test start");
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DB *dest_db = NULL;
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struct brtloader_s bl = {
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.temp_file_template = template,
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.reserved_memory = 512*1024*1024,
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.load_root_xid = xid,
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};
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if (xid) {
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bl.root_xids_that_created = toku_xcalloc(1, sizeof (TXNID));
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bl.root_xids_that_created[0] = 0;
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}
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int r = brtloader_init_file_infos(&bl.file_infos); CKERR(r);
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r = brt_loader_lock_init(&bl); CKERR(r);
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brt_loader_set_fractal_workers_count_from_c(&bl);
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struct merge_fileset fs;
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init_merge_fileset(&fs);
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// put rows in the row set
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struct rowset aset;
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uint64_t size_est = 0;
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init_rowset(&aset, toku_brtloader_get_rowset_budget_for_testing());
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for (int i=0; i<n; i++) {
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DBT key = { .size = sizeof i, .data = &i};
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DBT val = { .size = sizeof i, .data = &i};
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add_row(&aset, &key, &val);
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size_est += brtloader_leafentry_size(key.size, val.size, xid);
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}
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toku_brt_loader_set_n_rows(&bl, n);
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brt_loader_init_error_callback(&bl.error_callback);
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brt_loader_set_error_function(&bl.error_callback, err_cb, NULL);
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r = brt_loader_sort_and_write_rows(&aset, &fs, &bl, 0, dest_db, compare_ints); CKERR(r);
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// destroy_rowset(&aset);
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brtloader_fi_close_all(&bl.file_infos);
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QUEUE q;
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r = queue_create(&q, 0xFFFFFFFF); // infinite queue.
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assert(r==0);
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r = merge_files(&fs, &bl, 0, dest_db, compare_ints, 0, q); CKERR(r);
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assert(fs.n_temp_files==0);
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QUEUE q2;
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r = queue_create(&q2, 0xFFFFFFFF); // infinite queue.
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assert(r==0);
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size_t num_found = 0;
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size_t found_size_est = 0;
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while (1) {
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void *v;
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r = queue_deq(q, &v, NULL, NULL);
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if (r==EOF) break;
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struct rowset *rs = (struct rowset *)v;
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if (verbose) printf("v=%p\n", v);
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for (size_t i=0; i<rs->n_rows; i++) {
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struct row *row = &rs->rows[i];
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assert(row->klen==sizeof(int));
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assert(row->vlen==sizeof(int));
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assert((int)(num_found+i)==*(int*)(rs->data+row->off));
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found_size_est += brtloader_leafentry_size(row->klen, row->vlen, xid);
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}
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num_found += rs->n_rows;
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r = queue_enq(q2, v, 0, NULL);
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assert(r==0);
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}
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assert((int)num_found == n);
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assert(found_size_est == size_est);
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r = queue_eof(q2);
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assert(r==0);
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r = queue_destroy(q);
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assert(r==0);
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DESCRIPTOR_S desc = {.dbt = (DBT){.size = 4, .data="abcd"}};
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int fd = open(output_name, O_RDWR | O_CREAT | O_BINARY, S_IRWXU|S_IRWXG|S_IRWXO);
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assert(fd>=0);
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if (verbose) traceit("write to file");
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r = toku_loader_write_brt_from_q_in_C(&bl, &desc, fd, 1000, q2, size_est, 0, 0, 0);
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assert(r==0);
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r = queue_destroy(q2);
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assert_zero(r);
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destroy_merge_fileset(&fs);
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brtloader_fi_destroy(&bl.file_infos, FALSE);
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// walk a cursor through the dbfile and verify the rows
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verify_dbfile(n, output_name);
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brt_loader_destroy_error_callback(&bl.error_callback);
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brt_loader_lock_destroy(&bl);
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toku_free(bl.root_xids_that_created);
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}
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static int nrows = 1;
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static TXNID xid = 0;
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static int usage(const char *progname) {
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fprintf(stderr, "Usage:\n %s [-h] [-v] [-q] [-r %d] [-x %lu] [-s] directory\n", progname, nrows, xid);
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return 1;
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}
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int test_main (int argc, const char *argv[]) {
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const char *progname=argv[0];
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argc--; argv++;
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while (argc>0) {
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if (strcmp(argv[0], "-h") == 0 || strcmp(argv[0], "--help") == 0) {
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return usage(progname);
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} else if (strcmp(argv[0], "-v") == 0 || strcmp(argv[0], "--verbose") == 0) {
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verbose=1;
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} else if (strcmp(argv[0], "-q") == 0) {
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verbose=0;
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} else if (strcmp(argv[0], "-r") == 0) {
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argc--; argv++;
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nrows = atoi(argv[0]);
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} else if (strcmp(argv[0], "-x") == 0) {
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argc--; argv++;
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xid = atol(argv[0]);
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} else if (strcmp(argv[0], "-s") == 0) {
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toku_brtloader_set_size_factor(1);
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} else if (argv[0][0] == '-' || argc != 1) {
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return usage(progname);
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} else {
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break;
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}
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argc--; argv++;
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}
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assert(argc == 1); // argv[1] is the directory in which to do the test.
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const char* directory = argv[0];
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char unlink_all[strlen(directory)+20];
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snprintf(unlink_all, strlen(directory)+20, "rm -rf %s", directory);
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int r;
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r = system(unlink_all);
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CKERR(r);
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r = toku_os_mkdir(directory, 0755);
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CKERR(r);
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int templen = strlen(directory)+15;
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char template[templen];
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int tlen = snprintf(template, templen, "%s/tempXXXXXX", directory);
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assert (tlen>0 && tlen<templen);
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char output_name[templen];
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int olen = snprintf(output_name, templen, "%s/test.tokudb", directory);
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assert (olen>0 && olen<templen);
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test_write_dbfile(template, nrows, output_name, xid);
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#if 0
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r = system(unlink_all);
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CKERR(r);
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#endif
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return 0;
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}
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#if defined(__cplusplus)
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}
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#endif
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