Upload Tizen:Base source

1 files changed, 208 insertions, 0 deletions

diff --git a/test_micro/source/b_curwalk.c b/test_micro/source/b_curwalk.c
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+++ b/test_micro/source/b_curwalk.c
@@ -0,0 +1,208 @@
+/*
+ * See the file LICENSE for redistribution information.
+ *
+ * Copyright (c) 2005-2009 Oracle.  All rights reserved.
+ *
+ * $Id$
+ */
+#include "bench.h"
+
+static int usage(void);
+
+int
+b_curwalk(int argc, char *argv[])
+{
+	extern char *optarg;
+	extern int optind;
+	DB *dbp;
+	DBTYPE type;
+	DBC *dbc;
+	DBT key, data;
+	db_recno_t recno;
+	u_int32_t cachesize, pagesize, walkflags;
+	int ch, i, count, dupcount, j;
+	int prev, ret, skipdupwalk, sorted, walkcount;
+	char *ts, dbuf[32], kbuf[32];
+
+	type = DB_BTREE;
+	cachesize = 10 * MEGABYTE;
+	pagesize = 16 * 1024;
+	count = 100000;
+	dupcount = prev = skipdupwalk = sorted = 0;
+	walkcount = 1000;
+	ts = "Btree";
+	while ((ch = getopt(argc, argv, "C:c:d:P:pSst:w:")) != EOF)
+		switch (ch) {
+		case 'C':
+			cachesize = (u_int32_t)atoi(optarg);
+			break;
+		case 'c':
+			count = atoi(optarg);
+			break;
+		case 'd':
+			dupcount = atoi(optarg);
+			break;
+		case 'P':
+			pagesize = (u_int32_t)atoi(optarg);
+			break;
+		case 'p':
+			prev = 1;
+			break;
+		case 'S':
+			skipdupwalk = 1;
+			break;
+		case 's':
+			sorted = 1;
+			break;
+		case 't':
+			switch (optarg[0]) {
+			case 'B': case 'b':
+				ts = "Btree";
+				type = DB_BTREE;
+				break;
+			case 'H': case 'h':
+				if (b_util_have_hash())
+					return (0);
+				ts = "Hash";
+				type = DB_HASH;
+				break;
+			case 'Q': case 'q':
+				if (b_util_have_queue())
+					return (0);
+				ts = "Queue";
+				type = DB_QUEUE;
+				break;
+			case 'R': case 'r':
+				ts = "Recno";
+				type = DB_RECNO;
+				break;
+			default:
+				return (usage());
+			}
+			break;
+		case 'w':
+			walkcount = atoi(optarg);
+			break;
+		case '?':
+		default:
+			return (usage());
+		}
+	argc -= optind;
+	argv += optind;
+	if (argc != 0)
+		return (usage());
+
+	/*
+	 * Queue and Recno don't support duplicates.
+	 */
+	if (dupcount != 0 && (type == DB_QUEUE || type == DB_RECNO)) {
+		fprintf(stderr,
+		    "b_curwalk: Queue and Recno don't support duplicates\n");
+		return (usage());
+	}
+
+#if DB_VERSION_MAJOR < 3 || DB_VERSION_MAJOR == 3 && DB_VERSION_MINOR == 0
+#define	DB_PREV_NODUP	0
+	/*
+	 * DB_PREV_NODUP wasn't available until after 3.0.55.
+	 *
+	 * For some reason, testing sorted duplicates doesn't work either.
+	 * I don't really care about 3.0.55 any more, just ignore it.
+	 */
+	return (0);
+#endif
+	/* Create the database. */
+	DB_BENCH_ASSERT(db_create(&dbp, NULL, 0) == 0);
+	DB_BENCH_ASSERT(dbp->set_cachesize(dbp, 0, cachesize, 0) == 0);
+	DB_BENCH_ASSERT(dbp->set_pagesize(dbp, pagesize) == 0);
+	dbp->set_errfile(dbp, stderr);
+
+	/* Set record length for Queue. */
+	if (type == DB_QUEUE)
+		DB_BENCH_ASSERT(dbp->set_re_len(dbp, 20) == 0);
+
+	/* Set duplicates flag. */
+	if (dupcount != 0)
+		DB_BENCH_ASSERT(
+		    dbp->set_flags(dbp, sorted ? DB_DUPSORT : DB_DUP) == 0);
+
+#if DB_VERSION_MAJOR >= 4 && DB_VERSION_MINOR >= 1
+	DB_BENCH_ASSERT(dbp->open(
+	    dbp, NULL, TESTFILE, NULL, type, DB_CREATE, 0666) == 0);
+#else
+	DB_BENCH_ASSERT(dbp->open(
+	    dbp, TESTFILE, NULL, type, DB_CREATE, 0666) == 0);
+#endif
+
+	/* Initialize the data. */
+	memset(&key, 0, sizeof(key));
+	memset(&data, 0, sizeof(data));
+
+	/* Insert count in-order key/data pairs. */
+	data.data = dbuf;
+	data.size = 20;
+	if (type == DB_BTREE || type == DB_HASH) {
+		key.size = 10;
+		key.data = kbuf;
+		for (i = 0; i < count; ++i) {
+			(void)snprintf(kbuf, sizeof(kbuf), "%010d", i);
+			for (j = 0; j <= dupcount; ++j) {
+				(void)snprintf(dbuf, sizeof(dbuf), "%020d", j);
+				DB_BENCH_ASSERT(
+				    dbp->put(dbp, NULL, &key, &data, 0) == 0);
+			}
+		}
+	} else {
+		key.data = &recno;
+		key.size = sizeof(recno);
+		for (i = 0, recno = 1; i < count; ++i, ++recno)
+			DB_BENCH_ASSERT(
+			    dbp->put(dbp, NULL, &key, &data, 0) == 0);
+	}
+
+	walkflags = prev ?
+	    (skipdupwalk ? DB_PREV_NODUP : DB_PREV) :
+	    (skipdupwalk ? DB_NEXT_NODUP : DB_NEXT);
+
+	/* Walk the cursor through the tree N times. */
+	TIMER_START;
+	for (i = 0; i < walkcount; ++i) {
+		DB_BENCH_ASSERT(dbp->cursor(dbp, NULL, &dbc, 0) == 0);
+		while ((ret = dbc->c_get(dbc, &key, &data, walkflags)) == 0)
+			;
+		DB_BENCH_ASSERT(ret == DB_NOTFOUND);
+		DB_BENCH_ASSERT(dbc->c_close(dbc) == 0);
+	}
+	TIMER_STOP;
+
+	printf("# %d %s %s cursor of %d 10/20 byte key/data items",
+	    walkcount, ts, prev ?
+	    (skipdupwalk ? "DB_PREV_NODUP" : "DB_PREV") :
+	    (skipdupwalk ? "DB_NEXT_NODUP" : "DB_NEXT"),
+	    count);
+	if (dupcount != 0)
+		printf(" with %d dups", dupcount);
+	printf("\n");
+
+	/*
+	 * An "operation" is traversal of a single key/data pair -- not a
+	 * return of the key/data pair, since some versions of this test
+	 * skip duplicate key/data pairs.
+	 *
+	 * Use a "double" so we don't overflow.
+	 */
+	TIMER_DISPLAY((double)count * walkcount);
+
+	DB_BENCH_ASSERT(dbp->close(dbp, 0) == 0);
+
+	return (EXIT_SUCCESS);
+}
+
+static int
+usage()
+{
+	(void)fprintf(stderr, "%s\n\t%s\n",
+	    "usage: b_curwalk [-pSs] [-C cachesz]",
+	    "[-c cnt] [-d dupcnt] [-P pagesz] [-t type] [-w walkcnt]");
+	return (EXIT_FAILURE);
+}