1/*
2 * Copyright (C) 2012-2017 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
28#include <wtf/text/AtomicString.h>
29
30namespace TestWebKitAPI {
31
32TEST(WTF, AtomicStringCreationFromLiteral)
33{
34 AtomicString stringWithTemplate("Template Literal", AtomicString::ConstructFromLiteral);
35 ASSERT_EQ(strlen("Template Literal"), stringWithTemplate.length());
36 ASSERT_TRUE(stringWithTemplate == "Template Literal");
37 ASSERT_TRUE(stringWithTemplate.string().is8Bit());
38
39 const char* programmaticStringData = "Explicit Size Literal";
40 AtomicString programmaticString(programmaticStringData, strlen(programmaticStringData), AtomicString::ConstructFromLiteral);
41 ASSERT_EQ(strlen(programmaticStringData), programmaticString.length());
42 ASSERT_TRUE(programmaticString.string().is8Bit());
43 ASSERT_EQ(programmaticStringData, reinterpret_cast<const char*>(programmaticString.string().characters8()));
44}
45
46TEST(WTF, AtomicStringCreationFromLiteralUniqueness)
47{
48 AtomicString string1("Template Literal", AtomicString::ConstructFromLiteral);
49 AtomicString string2("Template Literal", AtomicString::ConstructFromLiteral);
50 ASSERT_EQ(string1.impl(), string2.impl());
51
52 AtomicString string3("Template Literal");
53 ASSERT_EQ(string1.impl(), string3.impl());
54}
55
56TEST(WTF, AtomicStringExistingHash)
57{
58 AtomicString string1("Template Literal", AtomicString::ConstructFromLiteral);
59 ASSERT_EQ(string1.existingHash(), string1.impl()->existingHash());
60 AtomicString string2;
61 ASSERT_EQ(string2.existingHash(), 0u);
62}
63
64static inline const char* testAtomicStringNumber(double number)
65{
66 static char testBuffer[100] = { };
67 std::strncpy(testBuffer, AtomicString::number(number).string().utf8().data(), 99);
68 return testBuffer;
69}
70
71TEST(WTF, AtomicStringNumberDouble)
72{
73 using Limits = std::numeric_limits<double>;
74
75 EXPECT_STREQ("Infinity", testAtomicStringNumber(Limits::infinity()));
76 EXPECT_STREQ("-Infinity", testAtomicStringNumber(-Limits::infinity()));
77
78 EXPECT_STREQ("NaN", testAtomicStringNumber(-Limits::quiet_NaN()));
79
80 EXPECT_STREQ("0", testAtomicStringNumber(0));
81 EXPECT_STREQ("0", testAtomicStringNumber(-0));
82
83 EXPECT_STREQ("2.2250738585072014e-308", testAtomicStringNumber(Limits::min()));
84 EXPECT_STREQ("-1.7976931348623157e+308", testAtomicStringNumber(Limits::lowest()));
85 EXPECT_STREQ("1.7976931348623157e+308", testAtomicStringNumber(Limits::max()));
86
87 EXPECT_STREQ("3.141592653589793", testAtomicStringNumber(piDouble));
88 EXPECT_STREQ("3.1415927410125732", testAtomicStringNumber(piFloat));
89 EXPECT_STREQ("1.5707963267948966", testAtomicStringNumber(piOverTwoDouble));
90 EXPECT_STREQ("1.5707963705062866", testAtomicStringNumber(piOverTwoFloat));
91 EXPECT_STREQ("0.7853981633974483", testAtomicStringNumber(piOverFourDouble));
92 EXPECT_STREQ("0.7853981852531433", testAtomicStringNumber(piOverFourFloat));
93
94 EXPECT_STREQ("2.718281828459045", testAtomicStringNumber(2.71828182845904523536028747135266249775724709369995));
95
96 EXPECT_STREQ("299792458", testAtomicStringNumber(299792458));
97
98 EXPECT_STREQ("1.618033988749895", testAtomicStringNumber(1.6180339887498948482));
99
100 EXPECT_STREQ("1000", testAtomicStringNumber(1e3));
101 EXPECT_STREQ("10000000000", testAtomicStringNumber(1e10));
102 EXPECT_STREQ("100000000000000000000", testAtomicStringNumber(1e20));
103 EXPECT_STREQ("1e+21", testAtomicStringNumber(1e21));
104 EXPECT_STREQ("1e+30", testAtomicStringNumber(1e30));
105
106 EXPECT_STREQ("1100", testAtomicStringNumber(1.1e3));
107 EXPECT_STREQ("11000000000", testAtomicStringNumber(1.1e10));
108 EXPECT_STREQ("110000000000000000000", testAtomicStringNumber(1.1e20));
109 EXPECT_STREQ("1.1e+21", testAtomicStringNumber(1.1e21));
110 EXPECT_STREQ("1.1e+30", testAtomicStringNumber(1.1e30));
111}
112
113} // namespace TestWebKitAPI
114