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Side by Side Diff: test/cctest/test-strtod.cc

Issue 3557010: Reapply r5603 with additional fix: use OS::StrNCpy instead of posix strncpy. (Closed)
Patch Set: Created 10 years, 2 months ago
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1 // Copyright 2006-2008 the V8 project authors. All rights reserved.
2
3 #include <stdlib.h>
4
5 #include "v8.h"
6
7 #include "platform.h"
8 #include "cctest.h"
9 #include "strtod.h"
10
11 using namespace v8::internal;
12
13 static const int kBufferSize = 100;
14
15
16 TEST(Strtod) {
17 char buffer_array[kBufferSize];
18 Vector<char> buffer(buffer_array, kBufferSize);
19 Vector<char> vector;
20
21 OS::StrNCpy(buffer, "0", kBufferSize);
22 vector = Vector<char>(buffer_array, strlen(buffer_array));
23 CHECK_EQ(0.0, Strtod(vector, 1));
24 CHECK_EQ(0.0, Strtod(vector, 2));
25 CHECK_EQ(0.0, Strtod(vector, -2));
26 CHECK_EQ(0.0, Strtod(vector, -999));
27 CHECK_EQ(0.0, Strtod(vector, +999));
28
29 OS::StrNCpy(buffer, "1", kBufferSize);
30 vector = Vector<char>(buffer_array, strlen(buffer_array));
31 CHECK_EQ(1.0, Strtod(vector, 0));
32 CHECK_EQ(10.0, Strtod(vector, 1));
33 CHECK_EQ(100.0, Strtod(vector, 2));
34 CHECK_EQ(1e20, Strtod(vector, 20));
35 CHECK_EQ(1e22, Strtod(vector, 22));
36 CHECK_EQ(1e23, Strtod(vector, 23));
37 CHECK_EQ(1e35, Strtod(vector, 35));
38 CHECK_EQ(1e36, Strtod(vector, 36));
39 CHECK_EQ(1e37, Strtod(vector, 37));
40 CHECK_EQ(1e-1, Strtod(vector, -1));
41 CHECK_EQ(1e-2, Strtod(vector, -2));
42 CHECK_EQ(1e-5, Strtod(vector, -5));
43 CHECK_EQ(1e-20, Strtod(vector, -20));
44 CHECK_EQ(1e-22, Strtod(vector, -22));
45 CHECK_EQ(1e-23, Strtod(vector, -23));
46 CHECK_EQ(1e-25, Strtod(vector, -25));
47 CHECK_EQ(1e-39, Strtod(vector, -39));
48
49 OS::StrNCpy(buffer, "2", kBufferSize);
50 vector = Vector<char>(buffer_array, strlen(buffer_array));
51 CHECK_EQ(2.0, Strtod(vector, 0));
52 CHECK_EQ(20.0, Strtod(vector, 1));
53 CHECK_EQ(200.0, Strtod(vector, 2));
54 CHECK_EQ(2e20, Strtod(vector, 20));
55 CHECK_EQ(2e22, Strtod(vector, 22));
56 CHECK_EQ(2e23, Strtod(vector, 23));
57 CHECK_EQ(2e35, Strtod(vector, 35));
58 CHECK_EQ(2e36, Strtod(vector, 36));
59 CHECK_EQ(2e37, Strtod(vector, 37));
60 CHECK_EQ(2e-1, Strtod(vector, -1));
61 CHECK_EQ(2e-2, Strtod(vector, -2));
62 CHECK_EQ(2e-5, Strtod(vector, -5));
63 CHECK_EQ(2e-20, Strtod(vector, -20));
64 CHECK_EQ(2e-22, Strtod(vector, -22));
65 CHECK_EQ(2e-23, Strtod(vector, -23));
66 CHECK_EQ(2e-25, Strtod(vector, -25));
67 CHECK_EQ(2e-39, Strtod(vector, -39));
68
69 OS::StrNCpy(buffer, "9", kBufferSize);
70 vector = Vector<char>(buffer_array, strlen(buffer_array));
71 CHECK_EQ(9.0, Strtod(vector, 0));
72 CHECK_EQ(90.0, Strtod(vector, 1));
73 CHECK_EQ(900.0, Strtod(vector, 2));
74 CHECK_EQ(9e20, Strtod(vector, 20));
75 CHECK_EQ(9e22, Strtod(vector, 22));
76 CHECK_EQ(9e23, Strtod(vector, 23));
77 CHECK_EQ(9e35, Strtod(vector, 35));
78 CHECK_EQ(9e36, Strtod(vector, 36));
79 CHECK_EQ(9e37, Strtod(vector, 37));
80 CHECK_EQ(9e-1, Strtod(vector, -1));
81 CHECK_EQ(9e-2, Strtod(vector, -2));
82 CHECK_EQ(9e-5, Strtod(vector, -5));
83 CHECK_EQ(9e-20, Strtod(vector, -20));
84 CHECK_EQ(9e-22, Strtod(vector, -22));
85 CHECK_EQ(9e-23, Strtod(vector, -23));
86 CHECK_EQ(9e-25, Strtod(vector, -25));
87 CHECK_EQ(9e-39, Strtod(vector, -39));
88
89 OS::StrNCpy(buffer, "12345", kBufferSize);
90 vector = Vector<char>(buffer_array, strlen(buffer_array));
91 CHECK_EQ(12345.0, Strtod(vector, 0));
92 CHECK_EQ(123450.0, Strtod(vector, 1));
93 CHECK_EQ(1234500.0, Strtod(vector, 2));
94 CHECK_EQ(12345e20, Strtod(vector, 20));
95 CHECK_EQ(12345e22, Strtod(vector, 22));
96 CHECK_EQ(12345e23, Strtod(vector, 23));
97 CHECK_EQ(12345e30, Strtod(vector, 30));
98 CHECK_EQ(12345e31, Strtod(vector, 31));
99 CHECK_EQ(12345e32, Strtod(vector, 32));
100 CHECK_EQ(12345e35, Strtod(vector, 35));
101 CHECK_EQ(12345e36, Strtod(vector, 36));
102 CHECK_EQ(12345e37, Strtod(vector, 37));
103 CHECK_EQ(12345e-1, Strtod(vector, -1));
104 CHECK_EQ(12345e-2, Strtod(vector, -2));
105 CHECK_EQ(12345e-5, Strtod(vector, -5));
106 CHECK_EQ(12345e-20, Strtod(vector, -20));
107 CHECK_EQ(12345e-22, Strtod(vector, -22));
108 CHECK_EQ(12345e-23, Strtod(vector, -23));
109 CHECK_EQ(12345e-25, Strtod(vector, -25));
110 CHECK_EQ(12345e-39, Strtod(vector, -39));
111
112 OS::StrNCpy(buffer, "12345678901234", kBufferSize);
113 vector = Vector<char>(buffer_array, strlen(buffer_array));
114 CHECK_EQ(12345678901234.0, Strtod(vector, 0));
115 CHECK_EQ(123456789012340.0, Strtod(vector, 1));
116 CHECK_EQ(1234567890123400.0, Strtod(vector, 2));
117 CHECK_EQ(12345678901234e20, Strtod(vector, 20));
118 CHECK_EQ(12345678901234e22, Strtod(vector, 22));
119 CHECK_EQ(12345678901234e23, Strtod(vector, 23));
120 CHECK_EQ(12345678901234e30, Strtod(vector, 30));
121 CHECK_EQ(12345678901234e31, Strtod(vector, 31));
122 CHECK_EQ(12345678901234e32, Strtod(vector, 32));
123 CHECK_EQ(12345678901234e35, Strtod(vector, 35));
124 CHECK_EQ(12345678901234e36, Strtod(vector, 36));
125 CHECK_EQ(12345678901234e37, Strtod(vector, 37));
126 CHECK_EQ(12345678901234e-1, Strtod(vector, -1));
127 CHECK_EQ(12345678901234e-2, Strtod(vector, -2));
128 CHECK_EQ(12345678901234e-5, Strtod(vector, -5));
129 CHECK_EQ(12345678901234e-20, Strtod(vector, -20));
130 CHECK_EQ(12345678901234e-22, Strtod(vector, -22));
131 CHECK_EQ(12345678901234e-23, Strtod(vector, -23));
132 CHECK_EQ(12345678901234e-25, Strtod(vector, -25));
133 CHECK_EQ(12345678901234e-39, Strtod(vector, -39));
134
135 OS::StrNCpy(buffer, "123456789012345", kBufferSize);
136 vector = Vector<char>(buffer_array, strlen(buffer_array));
137 CHECK_EQ(123456789012345.0, Strtod(vector, 0));
138 CHECK_EQ(1234567890123450.0, Strtod(vector, 1));
139 CHECK_EQ(12345678901234500.0, Strtod(vector, 2));
140 CHECK_EQ(123456789012345e20, Strtod(vector, 20));
141 CHECK_EQ(123456789012345e22, Strtod(vector, 22));
142 CHECK_EQ(123456789012345e23, Strtod(vector, 23));
143 CHECK_EQ(123456789012345e35, Strtod(vector, 35));
144 CHECK_EQ(123456789012345e36, Strtod(vector, 36));
145 CHECK_EQ(123456789012345e37, Strtod(vector, 37));
146 CHECK_EQ(123456789012345e39, Strtod(vector, 39));
147 CHECK_EQ(123456789012345e-1, Strtod(vector, -1));
148 CHECK_EQ(123456789012345e-2, Strtod(vector, -2));
149 CHECK_EQ(123456789012345e-5, Strtod(vector, -5));
150 CHECK_EQ(123456789012345e-20, Strtod(vector, -20));
151 CHECK_EQ(123456789012345e-22, Strtod(vector, -22));
152 CHECK_EQ(123456789012345e-23, Strtod(vector, -23));
153 CHECK_EQ(123456789012345e-25, Strtod(vector, -25));
154 CHECK_EQ(123456789012345e-39, Strtod(vector, -39));
155 }
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