1/*
2 * Copyright (C) 2019 Sony Interactive Entertainment Inc.
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/CrossThreadCopier.h>
28
29#include "Test.h"
30#include <wtf/Optional.h>
31#include <wtf/text/WTFString.h>
32
33namespace TestWebKitAPI {
34
35TEST(WTF_CrossThreadCopier, CopyLVString)
36{
37 String original { "1234" };
38 auto copy = crossThreadCopy(original);
39 EXPECT_TRUE(original.impl()->hasOneRef());
40 EXPECT_TRUE(copy.impl()->hasOneRef());
41 EXPECT_FALSE(original.impl() == copy.impl());
42}
43
44TEST(WTF_CrossThreadCopier, MoveRVString)
45{
46 String original { "1234" };
47 auto copy = crossThreadCopy(WTFMove(original));
48 EXPECT_TRUE(copy.impl()->hasOneRef());
49 EXPECT_NULL(original.impl());
50}
51
52TEST(WTF_CrossThreadCopier, CopyRVStringHavingTwoRef)
53{
54 String original { "1234" };
55 String original2 { original };
56 auto copy = crossThreadCopy(WTFMove(original));
57 EXPECT_EQ(original.impl()->refCount(), 2);
58 EXPECT_FALSE(original.impl() == copy.impl());
59 EXPECT_TRUE(copy.impl()->hasOneRef());
60}
61
62TEST(WTF_CrossThreadCopier, CopyLVOptionalString)
63{
64 Optional<String> original { "1234" };
65 auto copy = crossThreadCopy(original);
66 EXPECT_TRUE(original->impl()->hasOneRef());
67 EXPECT_TRUE(copy->impl()->hasOneRef());
68 EXPECT_FALSE(original->impl() == copy->impl());
69}
70
71TEST(WTF_CrossThreadCopier, MoveRVOptionalString)
72{
73 Optional<String> original { "1234" };
74 auto copy = crossThreadCopy(WTFMove(original));
75 EXPECT_TRUE(copy->impl()->hasOneRef());
76 EXPECT_NULL(original->impl());
77}
78
79TEST(WTF_CrossThreadCopier, CopyRVOptionalStringHavingTwoRef)
80{
81 String string { "1234" };
82 Optional<String> original { string };
83 auto copy = crossThreadCopy(original);
84 EXPECT_EQ(original->impl()->refCount(), 2);
85 EXPECT_FALSE(original->impl() == copy->impl());
86 EXPECT_TRUE(copy->impl()->hasOneRef());
87}
88
89} // namespace TestWebKitAPI
90