forked from openSUSE/snapper
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathhumanstring.cc
152 lines (105 loc) · 5.14 KB
/
humanstring.cc
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
#define BOOST_TEST_DYN_LINK
#define BOOST_TEST_MODULE snapper
#include <boost/test/unit_test.hpp>
#include <locale>
#include <snapper/Exception.h>
#include "../client/utils/HumanString.h"
using namespace std;
using namespace snapper;
// Tests here must work when using double instead of long double in
// HumanString.cc.
string
test(const char* loc, unsigned long long size, int precision)
{
locale::global(locale(loc));
return byte_to_humanstring(size, false, precision);
}
unsigned long long
test(const char* loc, const char* str)
{
locale::global(locale(loc));
return humanstring_to_byte(str, false);
}
BOOST_AUTO_TEST_CASE(test_byte_to_humanstring)
{
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", 0, 2), "0 B");
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", 1023, 2), "1,023 B");
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", 1024, 2), "1.00 KiB");
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", 1025, 2), "1.00 KiB");
BOOST_CHECK_EQUAL(test("de_DE.UTF-8", 123456789, 4), "117,7376 MiB");
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", 1000 * KiB, 2), "1,000.00 KiB");
BOOST_CHECK_EQUAL(test("de_DE.UTF-8", 1000 * KiB, 2), "1.000,00 KiB");
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", 50 * MiB, 2), "50.00 MiB");
BOOST_CHECK_EQUAL(test("de_DE.UTF-8", 50 * MiB, 2), "50,00 MiB");
BOOST_CHECK_EQUAL(test("de_CH.UTF-8", 50 * MiB, 2), "50.00 MiB");
}
BOOST_AUTO_TEST_CASE(test_humanstring_to_byte)
{
BOOST_CHECK_THROW(test("en_GB.UTF-8", "hello"), Exception);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "0 B"), 0);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "-0 B"), 0);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "+0 B"), 0);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "42B"), 42);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "42 b"), 42);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "42"), 42);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "42b"), 42);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "42 B"), 42);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "12.4GB"), 13314398618);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "12.4 GB"), 13314398618);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "12.4 gb"), 13314398618);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "12.4g"), 13314398618);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "12.4 G"), 13314398618);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "123,456 kB"), 126418944);
BOOST_CHECK_EQUAL(test("de_DE.UTF-8", "123.456 kB"), 126418944);
BOOST_CHECK_EQUAL(test("de_CH.UTF-8", "123'456 kB"), 126418944);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "123,456.789kB"), 126419752);
BOOST_CHECK_EQUAL(test("de_DE.UTF-8", "123.456,789kB"), 126419752);
BOOST_CHECK_EQUAL(test("de_CH.UTF-8", "123'456.789kB"), 126419752);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "123,456.789 kB"), 126419752);
BOOST_CHECK_EQUAL(test("de_DE.UTF-8", "123.456,789 kB"), 126419752);
BOOST_CHECK_EQUAL(test("de_CH.UTF-8", "123'456.789 kB"), 126419752);
BOOST_CHECK_THROW(test("en_US.UTF-8", "5 G B"), Exception);
BOOST_CHECK_THROW(test("de_DE.UTF-8", "12.34 kB"), Exception);
BOOST_CHECK_THROW(test("de_DE.UTF-8", "12'34 kB"), Exception);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "3.14 G"), 3371549327);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "3.14 GB"), 3371549327);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "3.14 GiB"), 3371549327);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "12345 GB"), 13255342817280);
BOOST_CHECK_EQUAL(test("de_DE.UTF-8", "12345 GB"), 13255342817280);
BOOST_CHECK_EQUAL(test("de_CH.UTF-8", "12345 GB"), 13255342817280);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", ".5 GiB"), 512 * MiB);
BOOST_CHECK_EQUAL(test("de_DE.UTF-8", ",5 GiB"), 512 * MiB);
}
BOOST_AUTO_TEST_CASE(test_big_numbers)
{
// 1 EiB - 1 B
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", 1 * EiB - 1 * B, 2), "1,024.00 PiB");
// 1 EiB
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", 1 * EiB, 2), "1.00 EiB");
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "1 EiB"), 1 * EiB);
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "1.00 EiB"), 1 * EiB);
// 1 EiB + 1 B
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", 1 * EiB + 1 * B, 2), "1.00 EiB");
// 16 EiB - 1 B
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", 16 * EiB - 1 * B, 2), "16.00 EiB");
BOOST_CHECK_EQUAL(test("en_GB.UTF-8", "18446744073709551615 B"), 16 * EiB - 1 * B);
// 16 EiB
BOOST_CHECK_THROW(test("en_GB.UTF-8", "16 EiB"), Exception);
BOOST_CHECK_THROW(test("en_GB.UTF-8", "18446744073709551616 B"), Exception);
}
BOOST_AUTO_TEST_CASE(test_ridiculous_high_numbers)
{
// The unshifted value fits 64-bit IEEE but the shifted value
// overflows. Tests error handling if long double is 64-bit IEEE.
BOOST_CHECK_THROW(test("en_GB.UTF-8", "1.0E305 EiB"), Exception);
// The unshifted value fits 80-bit IEEE but the shifted value
// overflows. Tests error handling if long double is 80-bit IEEE.
BOOST_CHECK_THROW(test("en_GB.UTF-8", "1.0E4930 EiB"), Exception);
// Even the unshifted value is too high for 80-bit (and even 128-bit) IEEE.
BOOST_CHECK_THROW(test("en_GB.UTF-8", "1.0E5000 B"), Exception);
}
BOOST_AUTO_TEST_CASE(test_negative_numbers)
{
BOOST_CHECK_THROW(test("en_GB.UTF-8", "-1 B"), Exception);
BOOST_CHECK_THROW(test("en_GB.UTF-8", "-1.0 B"), Exception);
}