1/*
2 * Copyright (C) 2017 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include <wtf/ConcurrentPtrHashSet.h>
28
29namespace TestWebKitAPI {
30
31namespace {
32
33// `commands` is a string that tells this thing what to do. It has to have an even number of characters.
34// The character pairs are commands. Commands:
35//
36// +x Adds 'x' to the set (casts 'x' to a void*) and asserts that it's new.
37// !x Adds 'x' to the set and asserts that it was there already.
38// =x Asserts that 'x' is in the set
39// -x Asserts that 'x' is not in the set
40void doTest(const char* commands)
41{
42 ConcurrentPtrHashSet set;
43 for (const char* command = commands; command[0] && command[1]; command += 2) {
44 void* ptr = bitwise_cast<void*>(static_cast<uintptr_t>(command[1]));
45 switch (command[0]) {
46 case '+':
47 EXPECT_TRUE(set.add(ptr));
48 break;
49 case '!':
50 EXPECT_FALSE(set.add(ptr));
51 break;
52 case '=':
53 EXPECT_TRUE(set.contains(ptr));
54 break;
55 case '-':
56 EXPECT_FALSE(set.contains(ptr));
57 break;
58 default:
59 RELEASE_ASSERT_NOT_REACHED();
60 break;
61 }
62 }
63}
64
65} // anonymous namespace
66
67TEST(WTF_ConcurrentPtrHashSet, Empty)
68{
69 doTest("");
70}
71
72TEST(WTF_ConcurrentPtrHashSet, AddOneElement)
73{
74 doTest("+x=x-y-0");
75}
76
77TEST(WTF_ConcurrentPtrHashSet, AddOneElementMultipleTimes)
78{
79 doTest("+x!x!x!x!x!x!x!x!x!x!x=x-y-0");
80}
81
82TEST(WTF_ConcurrentPtrHashSet, AddOneElementManyTimes)
83{
84 doTest("+x!x!x!x!x!x!x!x!x!x!x=x-y-0!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x!x");
85}
86
87TEST(WTF_ConcurrentPtrHashSet, AddLotsOfElements)
88{
89 doTest("+1+2+3+4+5+6+7+8+9+0+q+w+e+r+t+y+u+i+o+p+a+s+d+f+g+h+j+k+l+z+x+c+v+b+n+m+Q+W+E+R+T+Y+U+I+O+P+A+S+D+F+G+H+J+K+L+Z+X+C+V+B+N+M=1=2=3=4=5=6=7=8=9=0=q=w=e=r=t=y=u=i=o=p=a=s=d=f=g=h=j=k=l=z=x=c=v=b=n=m=Q=W=E=R=T=Y=U=I=O=P=A=S=D=F=G=H=J=K=L=Z=X=C=V=B=N=M-.");
90}
91
92TEST(WTF_ConcurrentPtrHashSet, AddLotsOfElementsManyTimes)
93{
94 doTest("+1+2+3+4+5+6+7+8+9+0+q+w+e+r+t+y+u+i+o+p+a+s+d+f+g+h+j+k+l+z+x+c+v+b+n+m+Q+W+E+R+T+Y+U+I+O+P+A+S+D+F+G+H+J+K+L+Z+X+C+V+B+N+M=1=2=3=4=5=6=7=8=9=0=q=w=e=r=t=y=u=i=o=p=a=s=d=f=g=h=j=k=l=z=x=c=v=b=n=m=Q=W=E=R=T=Y=U=I=O=P=A=S=D=F=G=H=J=K=L=Z=X=C=V=B=N=M-.!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!y!u!i!o!p!a!s!d!f!g!h!j!k!l!z!x!c!v!b!n!m!Q!W!E!R!T!Y!U!I!O!P!A!S!D!F!G!H!J!K!L!Z!X!C!V!B!N!M!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!y!u!i!o!p!a!s!d!f!g!h!j!k!l!z!x!c!v!b!n!m!Q!W!E!R!T!Y!U!I!O!P!A!S!D!F!G!H!J!K!L!Z!X!C!V!B!N!M!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!y!u!i!o!p!a!s!d!f!g!h!j!k!l!z!x!c!v!b!n!m!Q!W!E!R!T!Y!U!I!O!P!A!S!D!F!G!H!J!K!L!Z!X!C!V!B!N!M!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!y!u!i!o!p!a!s!d!f!g!h!j!k!l!z!x!c!v!b!n!m!Q!W!E!R!T!Y!U!I!O!P!A!S!D!F!G!H!J!K!L!Z!X!C!V!B!N!M!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!y!u!i!o!p!a!s!d!f!g!h!j!k!l!z!x!c!v!b!n!m!Q!W!E!R!T!Y!U!I!O!P!A!S!D!F!G!H!J!K!L!Z!X!C!V!B!N!M!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!y!u!i!o!p!a!s!d!f!g!h!j!k!l!z!x!c!v!b!n!m!Q!W!E!R!T!Y!U!I!O!P!A!S!D!F!G!H!J!K!L!Z!X!C!V!B!N!M!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!y!u!i!o!p!a!s!d!f!g!h!j!k!l!z!x!c!v!b!n!m!Q!W!E!R!T!Y!U!I!O!P!A!S!D!F!G!H!J!K!L!Z!X!C!V!B!N!M!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!y!u!i!o!p!a!s!d!f!g!h!j!k!l!z!x!c!v!b!n!m!Q!W!E!R!T!Y!U!I!O!P!A!S!D!F!G!H!J!K!L!Z!X!C!V!B!N!M!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!y!u!i!o!p!a!s!d!f!g!h!j!k!l!z!x!c!v!b!n!m!Q!W!E!R!T!Y!U!I!O!P!A!S!D!F!G!H!J!K!L!Z!X!C!V!B!N!M");
95}
96
97TEST(WTF_ConcurrentPtrHashSet, AddLotsOfElementsAndQuerySomeBeforeAddingTheRest)
98{
99 doTest("+1+2+3+4+5+6+7+8+9+0+q+w+e+r+t+y+u+i+o+p+a+s+d+f+g+h+j+k=1=2=3=4=5=6=7=8=9=0=q=w=e=r=t=y=u=i=o=p=a=s=d=f=g=h=j=k-l-z-x-c-v-b-n-m-Q-W-E-R-T-Y-U-I-O-P-A-S-D-F-G-H-J-K-L-Z-X-C-V-B-N-M+l+z+x+c+v+b+n+m+Q+W+E+R+T+Y+U+I+O+P+A+S+D+F+G+H+J+K+L+Z+X+C+V+B+N+M=1=2=3=4=5=6=7=8=9=0=q=w=e=r=t=y=u=i=o=p=a=s=d=f=g=h=j=k=l=z=x=c=v=b=n=m=Q=W=E=R=T=Y=U=I=O=P=A=S=D=F=G=H=J=K=L=Z=X=C=V=B=N=M-.");
100}
101
102TEST(WTF_ConcurrentPtrHashSet, AddSomeElementsMultipleTimesThenAddTheRestAndQuerySomeBeforeAddingTheRest)
103{
104 doTest("+1+2+3+4+5+6+7+8+9+0+q+w+e+r+t!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t!1!2!3!4!5!6!7!8!9!0!q!w!e!r!t+y+u+i+o+p+a+s+d+f+g+h+j+k=1=2=3=4=5=6=7=8=9=0=q=w=e=r=t=y=u=i=o=p=a=s=d=f=g=h=j=k-l-z-x-c-v-b-n-m-Q-W-E-R-T-Y-U-I-O-P-A-S-D-F-G-H-J-K-L-Z-X-C-V-B-N-M+l+z+x+c+v+b+n+m+Q+W+E+R+T+Y+U+I+O+P+A+S+D+F+G+H+J+K+L+Z+X+C+V+B+N+M=1=2=3=4=5=6=7=8=9=0=q=w=e=r=t=y=u=i=o=p=a=s=d=f=g=h=j=k=l=z=x=c=v=b=n=m=Q=W=E=R=T=Y=U=I=O=P=A=S=D=F=G=H=J=K=L=Z=X=C=V=B=N=M-.");
105}
106
107} // namespace TestWebKitAPI
108
109