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
153
154
155
156
157
158
159
|
// Copyright (C) 2023 Intel Corporation.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <QTest>
#include <memory>
#include <q20chrono.h>
using ToStringFunction = std::function<char *()>;
class tst_toString : public QObject
{
Q_OBJECT
private:
void addColumns();
void testRows();
private slots:
void chrono_duration_data();
void chrono_duration() { testRows(); }
};
void tst_toString::addColumns()
{
QTest::addColumn<ToStringFunction>("fn");
QTest::addColumn<QByteArray>("expected");
QTest::addColumn<QByteArrayView>("expr");
QTest::addColumn<QByteArrayView>("file");
QTest::addColumn<int>("line");
}
void tst_toString::testRows()
{
QFETCH(ToStringFunction, fn);
QFETCH(const QByteArray, expected);
QFETCH(QByteArrayView, expr);
QFETCH(QByteArrayView, file);
QFETCH(int, line);
std::unique_ptr<char []> ptr{fn()};
const auto len = qstrlen(ptr.get());
QTest::qCompare(ptr.get(), expected, expr.data(), expected.data(), file.data(), line);
if (QTest::currentTestFailed()) {
qDebug("tail diff:\n"
" actual:%s\n"
" expected:%s",
ptr.get() + len - std::min(size_t{40}, len),
expected.data() + expected.size() - std::min(qsizetype{40}, expected.size()));
}
}
template <typename T> void addRow(QByteArrayView name, T &&value, QByteArrayView expression,
const QByteArray &expected, QByteArrayView file, int line)
{
ToStringFunction fn = [v = std::move(value)]() { return QTest::toString(v); };
QTest::newRow(name.data()) << fn << expected << expression << file << line;
}
#define ADD_ROW(name, expr, expected) \
::addRow(name, expr, #expr, expected, __FILE__, __LINE__)
void tst_toString::chrono_duration_data()
{
addColumns();
using namespace std::chrono;
using namespace q20::chrono;
using attoseconds = duration<int64_t, std::atto>;
using femtoseconds = duration<int64_t, std::femto>;
using picoseconds = duration<int64_t, std::pico>;
using centiseconds = duration<int64_t, std::centi>;
using deciseconds = duration<int64_t, std::deci>;
using kiloseconds = duration<int64_t, std::kilo>;
using decades = duration<int, std::ratio_multiply<years::period, std::deca>>; // decayears
using centuries = duration<int16_t, std::ratio_multiply<years::period, std::hecto>>; // hectoyears
using millennia = duration<int16_t, std::ratio_multiply<years::period, std::kilo>>; // kiloyears
using gigayears = duration<int8_t, std::ratio_multiply<years::period, std::giga>>;
using fortnights = duration<int, std::ratio_multiply<days::period, std::ratio<14>>>;
using microfortnights = duration<int64_t, std::ratio_multiply<fortnights::period, std::micro>>;
using meter_per_light = duration<int64_t, std::ratio<1, 299'792'458>>;
using kilometer_per_light = duration<int64_t, std::ratio<1000, 299'792'458>>;
using AU_per_light = duration<int64_t, std::ratio<149'597'871'800, 299'792'458>>;
using pstn_rate = duration<int64_t, std::ratio<1, 8000>>; // PSTN sampling rate (8 kHz)
using hyperfine = duration<int64_t, std::ratio<1, 9'192'631'770>>; // definition of second
ADD_ROW("1as", attoseconds{1}, "1as (1e-18s)"); // from Norwegian "atten" (18)
ADD_ROW("1fs", femtoseconds{1}, "1fs (1e-15s)"); // from Norwegian "femten" (15)
ADD_ROW("1ps", picoseconds{1}, "1ps (1e-12s)"); // from Italian piccolo?
ADD_ROW("0ns", 0ns, "0ns (0s)");
ADD_ROW("1000ns", 1000ns, "1000ns (1e-06s)");
ADD_ROW("1us", 1us, "1us (1e-06s)");
ADD_ROW("125us", 125us, "125us (0.000125s)");
ADD_ROW("0ms", 0ms, "0ms (0s)");
ADD_ROW("-1s", -1s, "-1s");
ADD_ROW("0s", 0s, "0s");
ADD_ROW("1cs", centiseconds{1}, "1cs (0.01s)");
ADD_ROW("2ds", deciseconds{2}, "2ds (0.2s)");
ADD_ROW("1s", 1s, "1s");
ADD_ROW("60s", 60s, "60s");
ADD_ROW("1min", 1min, "1min (60s)");
ADD_ROW("1h", 1h, "1h (3600s)");
ADD_ROW("1days", days{1}, "1d (86400s)");
ADD_ROW("7days", days{7}, "7d (604800s)");
ADD_ROW("1weeks", weeks{1}, "1wk (604800s)");
ADD_ROW("365days", days{365}, "365d (31536000s)");
ADD_ROW("1years", years{1}, "1yr (31556952s)"); // 365.2425 days
ADD_ROW("2ks", kiloseconds{2}, "2[1000]s (2000s)");
ADD_ROW("1fortnights", fortnights{1}, "1[2]wk (1209600s)");
ADD_ROW("1decades", decades{1}, "1[10]yr (315569520s)");
ADD_ROW("1centuries", centuries{1}, "1[100]yr (3.1556952e+09s)");
ADD_ROW("1millennia", millennia{1}, "1[1000]yr (3.1556952e+10s)");
#if defined(Q_OS_LINUX) || defined(Q_OS_DARWIN)
// some OSes print the exponent differently
ADD_ROW("13gigayears", gigayears{13}, "13[1e+09]yr (4.10240376e+17s)");
#endif
// months are one twelfth of a Gregorian year, not 30 days
ADD_ROW("1months", months{1}, "1[2629746]s (2629746s)");
ADD_ROW("12months", months{12}, "12[2629746]s (31556952s)");
// weird units
ADD_ROW("2microfortnights", microfortnights{2}, "2[756/625]s (2.4192s)");
ADD_ROW("1pstn_rate", pstn_rate{1}, "1[1/8000]s (0.000125s)"); // 125µs
ADD_ROW("10m/c", meter_per_light{10}, "10[1/299792458]s (3.33564095e-08s)");
ADD_ROW("10km/c", kilometer_per_light{10}, "10[500/149896229]s (3.33564095e-05s)");
ADD_ROW("1AU/c", AU_per_light{1}, "1[74798935900/149896229]s (499.004788s)");
ADD_ROW("Cs133-hyperfine", hyperfine{1}, "1[1/9192631770]s (1.08782776e-10s)");
ADD_ROW("1sec-definition", hyperfine{9'192'631'770}, "9192631770[1/9192631770]s (1s)");
ADD_ROW("8000pstn_rate", pstn_rate{8000}, "8000[1/8000]s (1s)");
// real floting point
// current (2023) best estimate is 13.813 ± 0.038 billion years (Plank Collaboration)
using universe = duration<double, std::ratio_multiply<std::ratio<13'813'000'000>, years::period>>;
using fpksec = duration<double, std::kilo>;
using fpsec = duration<double>;
using fpmsec = duration<double, std::milli>;
using fpnsec = duration<double, std::nano>;
using fpGyr = duration<double, std::ratio_multiply<years::period, std::giga>>;
ADD_ROW("1.0s", fpsec{1}, "1s");
ADD_ROW("1.5s", fpsec{1.5}, "1.5s");
ADD_ROW("-1.0ms", fpmsec{-1}, "-1ms (-0.001s)");
ADD_ROW("1.5ms", fpmsec{1.5}, "1.5ms (0.0015s)");
ADD_ROW("1.0ns", fpnsec{1}, "1ns (1e-09s)");
ADD_ROW("-1.5ns", fpnsec{-1.5}, "-1.5ns (-1.5e-09s)");
ADD_ROW("1.0ks", fpksec{1}, "1[1000]s (1000s)");
ADD_ROW("-1.5ks", fpksec{-1.5}, "-1.5[1000]s (-1500s)");
ADD_ROW("1.0zs", fpsec{1e-21}, "1e-21s"); // zeptosecond
ADD_ROW("1.0ys", fpsec{1e-24}, "1e-24s"); // yoctosecond
ADD_ROW("planck-time", fpsec(5.39124760e-44), "5.3912476e-44s");
#if defined(Q_OS_LINUX) || defined(Q_OS_DARWIN)
// some OSes print the exponent differently
ADD_ROW("13.813Gyr", fpGyr(13.813), "13.813[1e+09]yr (4.35896178e+17s)");
ADD_ROW("1universe", universe{1}, "1[1.3813e+10]yr (4.35896178e+17s)");
#endif
}
QTEST_APPLESS_MAIN(tst_toString)
#include "tst_tostring.moc"
|
