xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/aggs/tst.quantround.d (revision 012e6ce759c490003aed29439cc47d3d73a99ad3)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma D option quiet
28 
29 /*
30  * This test verifies that the height of the ASCII quantization bars is
31  * determined using rounding and not truncated integer arithmetic.
32  */
33 tick-10ms
34 /i++ >= 27/
35 {
36 	exit(0);
37 }
38 
39 tick-10ms
40 /i > 8/
41 {
42 	@ = quantize(2);
43 }
44 
45 tick-10ms
46 /i > 2 && i <= 8/
47 {
48 	@ = quantize(1);
49 }
50 
51 tick-10ms
52 /i <= 2/
53 {
54 	@ = quantize(0);
55 }
56