1/*
2 * Copyright (C) 2016-2017 Apple Inc. All rights reserved.
3 * Copyright (C) 2015 Canon Inc. All rights reserved.
4 * Copyright (C) 2013 Google Inc. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
17 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
19 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
25 * THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#include "config.h"
29
30#include "SharedBufferTest.h"
31#include "Test.h"
32#include <WebCore/SharedBuffer.h>
33#include <wtf/MainThread.h>
34#include <wtf/StringExtras.h>
35
36using namespace WebCore;
37
38namespace TestWebKitAPI {
39
40TEST_F(SharedBufferTest, createWithContentsOfMissingFile)
41{
42 RefPtr<SharedBuffer> buffer = SharedBuffer::createWithContentsOfFile(String("not_existing_file"));
43 ASSERT_NULL(buffer);
44}
45
46TEST_F(SharedBufferTest, createWithContentsOfExistingFile)
47{
48 RefPtr<SharedBuffer> buffer = SharedBuffer::createWithContentsOfFile(tempFilePath());
49 ASSERT_NOT_NULL(buffer);
50 EXPECT_TRUE(buffer->size() == strlen(SharedBufferTest::testData()));
51 EXPECT_TRUE(String(SharedBufferTest::testData()) == String(buffer->data(), buffer->size()));
52}
53
54TEST_F(SharedBufferTest, createWithContentsOfExistingEmptyFile)
55{
56 RefPtr<SharedBuffer> buffer = SharedBuffer::createWithContentsOfFile(tempEmptyFilePath());
57 ASSERT_NOT_NULL(buffer);
58 EXPECT_TRUE(buffer->isEmpty());
59}
60
61TEST_F(SharedBufferTest, copyBufferCreatedWithContentsOfExistingFile)
62{
63 RefPtr<SharedBuffer> buffer = SharedBuffer::createWithContentsOfFile(tempFilePath());
64 ASSERT_NOT_NULL(buffer);
65 RefPtr<SharedBuffer> copy = buffer->copy();
66 EXPECT_GT(buffer->size(), 0U);
67 EXPECT_TRUE(buffer->size() == copy->size());
68 EXPECT_TRUE(!memcmp(buffer->data(), copy->data(), buffer->size()));
69}
70
71TEST_F(SharedBufferTest, clearBufferCreatedWithContentsOfExistingFile)
72{
73 RefPtr<SharedBuffer> buffer = SharedBuffer::createWithContentsOfFile(tempFilePath());
74 ASSERT_NOT_NULL(buffer);
75 buffer->clear();
76 EXPECT_TRUE(!buffer->size());
77 EXPECT_TRUE(!buffer->data());
78}
79
80TEST_F(SharedBufferTest, appendBufferCreatedWithContentsOfExistingFile)
81{
82 RefPtr<SharedBuffer> buffer = SharedBuffer::createWithContentsOfFile(tempFilePath());
83 ASSERT_NOT_NULL(buffer);
84 buffer->append("a", 1);
85 EXPECT_TRUE(buffer->size() == (strlen(SharedBufferTest::testData()) + 1));
86 EXPECT_TRUE(!memcmp(buffer->data(), SharedBufferTest::testData(), strlen(SharedBufferTest::testData())));
87 EXPECT_EQ('a', buffer->data()[strlen(SharedBufferTest::testData())]);
88}
89
90TEST_F(SharedBufferTest, tryCreateArrayBuffer)
91{
92 char testData0[] = "Hello";
93 char testData1[] = "World";
94 char testData2[] = "Goodbye";
95 RefPtr<SharedBuffer> sharedBuffer = SharedBuffer::create(testData0, strlen(testData0));
96 sharedBuffer->append(testData1, strlen(testData1));
97 sharedBuffer->append(testData2, strlen(testData2));
98 RefPtr<ArrayBuffer> arrayBuffer = sharedBuffer->tryCreateArrayBuffer();
99 char expectedConcatenation[] = "HelloWorldGoodbye";
100 ASSERT_EQ(strlen(expectedConcatenation), arrayBuffer->byteLength());
101 EXPECT_EQ(0, memcmp(expectedConcatenation, arrayBuffer->data(), strlen(expectedConcatenation)));
102}
103
104TEST_F(SharedBufferTest, tryCreateArrayBufferLargeSegments)
105{
106 Vector<char> vector0(0x4000, 'a');
107 Vector<char> vector1(0x4000, 'b');
108 Vector<char> vector2(0x4000, 'c');
109
110 RefPtr<SharedBuffer> sharedBuffer = SharedBuffer::create(WTFMove(vector0));
111 sharedBuffer->append(WTFMove(vector1));
112 sharedBuffer->append(WTFMove(vector2));
113 RefPtr<ArrayBuffer> arrayBuffer = sharedBuffer->tryCreateArrayBuffer();
114 ASSERT_EQ(0x4000U + 0x4000U + 0x4000U, arrayBuffer->byteLength());
115 int position = 0;
116 for (int i = 0; i < 0x4000; ++i) {
117 EXPECT_EQ('a', static_cast<char*>(arrayBuffer->data())[position]);
118 ++position;
119 }
120 for (int i = 0; i < 0x4000; ++i) {
121 EXPECT_EQ('b', static_cast<char*>(arrayBuffer->data())[position]);
122 ++position;
123 }
124 for (int i = 0; i < 0x4000; ++i) {
125 EXPECT_EQ('c', static_cast<char*>(arrayBuffer->data())[position]);
126 ++position;
127 }
128}
129
130TEST_F(SharedBufferTest, copy)
131{
132 char testData[] = "Habitasse integer eros tincidunt a scelerisque! Enim elit? Scelerisque magnis,"
133 "et montes ultrices tristique a! Pid. Velit turpis, dapibus integer rhoncus sociis amet facilisis,"
134 "adipiscing pulvinar nascetur magnis tempor sit pulvinar, massa urna enim porttitor sociis sociis proin enim?"
135 "Lectus, platea dolor, integer a. A habitasse hac nunc, nunc, nec placerat vut in sit nunc nec, sed. Sociis,"
136 "vut! Hac, velit rhoncus facilisis. Rhoncus et, enim, sed et in tristique nunc montes,"
137 "natoque nunc sagittis elementum parturient placerat dolor integer? Pulvinar,"
138 "magnis dignissim porttitor ac pulvinar mid tempor. A risus sed mid! Magnis elit duis urna,"
139 "cras massa, magna duis. Vut magnis pid a! Penatibus aliquet porttitor nunc, adipiscing massa odio lundium,"
140 "risus elementum ac turpis massa pellentesque parturient augue. Purus amet turpis pid aliquam?"
141 "Dolor est tincidunt? Dolor? Dignissim porttitor sit in aliquam! Tincidunt, non nunc, rhoncus dictumst!"
142 "Porta augue etiam. Cursus augue nunc lacus scelerisque. Rhoncus lectus, integer hac, nec pulvinar augue massa,"
143 "integer amet nisi facilisis? A! A, enim velit pulvinar elit in non scelerisque in et ultricies amet est!"
144 "in porttitor montes lorem et, hac aliquet pellentesque a sed? Augue mid purus ridiculus vel dapibus,"
145 "sagittis sed, tortor auctor nascetur rhoncus nec, rhoncus, magna integer. Sit eu massa vut?"
146 "Porta augue porttitor elementum, enim, rhoncus pulvinar duis integer scelerisque rhoncus natoque,"
147 "mattis dignissim massa ac pulvinar urna, nunc ut. Sagittis, aliquet penatibus proin lorem, pulvinar lectus,"
148 "augue proin! Ac, arcu quis. Placerat habitasse, ridiculus ridiculus.";
149 unsigned length = strlen(testData);
150 RefPtr<SharedBuffer> sharedBuffer = SharedBuffer::create(testData, length);
151 sharedBuffer->append(testData, length);
152 sharedBuffer->append(testData, length);
153 sharedBuffer->append(testData, length);
154 // sharedBuffer must contain data more than segmentSize (= 0x1000) to check copy().
155 ASSERT_EQ(length * 4, sharedBuffer->size());
156 RefPtr<SharedBuffer> clone = sharedBuffer->copy();
157 ASSERT_EQ(length * 4, clone->size());
158 ASSERT_EQ(0, memcmp(clone->data(), sharedBuffer->data(), clone->size()));
159 clone->append(testData, length);
160 ASSERT_EQ(length * 5, clone->size());
161}
162
163static void checkBuffer(const char* buffer, size_t bufferLength, const char* expected)
164{
165 // expected is null terminated, buffer is not.
166 size_t length = strlen(expected);
167 EXPECT_EQ(length, bufferLength);
168 for (size_t i = 0; i < length; ++i)
169 EXPECT_EQ(buffer[i], expected[i]);
170}
171
172TEST_F(SharedBufferTest, getSomeData)
173{
174 Vector<char> s1 = {'a', 'b', 'c', 'd'};
175 Vector<char> s2 = {'e', 'f', 'g', 'h'};
176 Vector<char> s3 = {'i', 'j', 'k', 'l'};
177
178 auto buffer = SharedBuffer::create();
179 buffer->append(WTFMove(s1));
180 buffer->append(WTFMove(s2));
181 buffer->append(WTFMove(s3));
182
183 auto abcd = buffer->getSomeData(0);
184 auto gh = buffer->getSomeData(6);
185 auto h = buffer->getSomeData(7);
186 auto ijkl = buffer->getSomeData(8);
187 auto kl = buffer->getSomeData(10);
188 auto abcdefghijkl = buffer->data();
189 auto ghijkl = buffer->getSomeData(6);
190 auto l = buffer->getSomeData(11);
191 checkBuffer(abcd.data(), abcd.size(), "abcd");
192 checkBuffer(gh.data(), gh.size(), "gh");
193 checkBuffer(h.data(), h.size(), "h");
194 checkBuffer(ijkl.data(), ijkl.size(), "ijkl");
195 checkBuffer(kl.data(), kl.size(), "kl");
196 checkBuffer(abcdefghijkl, buffer->size(), "abcdefghijkl");
197 checkBuffer(ghijkl.data(), ghijkl.size(), "ghijkl");
198 checkBuffer(l.data(), l.size(), "l");
199}
200
201TEST_F(SharedBufferTest, isEqualTo)
202{
203 auto makeBuffer = [] (Vector<Vector<char>>&& contents) {
204 auto buffer = SharedBuffer::create();
205 for (auto& content : contents)
206 buffer->append(WTFMove(content));
207 return buffer;
208 };
209 auto buffer1 = makeBuffer({{'a', 'b', 'c', 'd'}});
210 EXPECT_EQ(buffer1, buffer1);
211
212 buffer1->append(Vector<char>({'a', 'b', 'c', 'd'}));
213 EXPECT_EQ(buffer1, makeBuffer({{'a', 'b', 'c', 'd', 'a', 'b', 'c', 'd'}}));
214 EXPECT_EQ(makeBuffer({{'a'}, {'b', 'c'}, {'d'}}), makeBuffer({{'a', 'b'}, {'c', 'd'}}));
215 EXPECT_NE(makeBuffer({{'a', 'b'}}), makeBuffer({{'a', 'b', 'c'}}));
216 EXPECT_NE(makeBuffer({{'a', 'b'}}), makeBuffer({{'b', 'c'}}));
217 EXPECT_NE(makeBuffer({{'a'}, {'b'}}), makeBuffer({{'a'}, {'a'}}));
218}
219
220}
221