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
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
|
// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QtNetwork/private/qnetworkinformation_p.h>
#include <QtNetwork/qnetworkinformation.h>
#include <QtTest/qtest.h>
#include <QtTest/qsignalspy.h>
#include <limits>
#include <memory>
class MockFactory;
class tst_QNetworkInformation : public QObject
{
Q_OBJECT
private slots:
void initTestCase();
void supportedFeatures();
void reachability();
void behindCaptivePortal();
void transportMedium();
void isMetered();
void cleanupTestCase();
private:
std::unique_ptr<MockFactory> mockFactory;
};
static const QString mockName = QStringLiteral("mock");
class MockBackend : public QNetworkInformationBackend
{
Q_OBJECT
public:
MockBackend()
{
Q_ASSERT(!instance);
instance = this;
setReachability(QNetworkInformation::Reachability::Online);
setNewBehindCaptivePortal(false);
}
~MockBackend() { instance = nullptr; }
QString name() const override { return mockName; }
QNetworkInformation::Features featuresSupported() const override
{
return featuresSupportedStatic();
}
static void setNewReachability(QNetworkInformation::Reachability value)
{
Q_ASSERT(instance);
instance->setReachability(value);
}
static void setNewBehindCaptivePortal(bool value)
{
Q_ASSERT(instance);
instance->setBehindCaptivePortal(value);
}
static void setNewTransportMedium(QNetworkInformation::TransportMedium medium)
{
Q_ASSERT(instance);
instance->setTransportMedium(medium);
}
static void setNewMetered(bool metered)
{
Q_ASSERT(instance);
instance->setMetered(metered);
}
static QNetworkInformation::Features featuresSupportedStatic()
{
return { QNetworkInformation::Feature::Reachability
| QNetworkInformation::Feature::CaptivePortal
| QNetworkInformation::Feature::TransportMedium
| QNetworkInformation::Feature::Metered };
}
private:
static inline MockBackend *instance = nullptr;
};
class MockFactory : public QNetworkInformationBackendFactory
{
Q_OBJECT
public:
QString name() const override { return mockName; }
QNetworkInformationBackend *
create(QNetworkInformation::Features requiredFeatures) const override
{
if ((requiredFeatures & featuresSupported()) != requiredFeatures)
return nullptr;
return new MockBackend();
}
QNetworkInformation::Features featuresSupported() const override
{
return MockBackend::featuresSupportedStatic();
}
};
void tst_QNetworkInformation::initTestCase()
{
auto prevBackends = QNetworkInformation::availableBackends();
qDebug() << "available backends:" << prevBackends;
// Creating the factory registers it as a backend
mockFactory = std::make_unique<MockFactory>();
auto backends = QNetworkInformation::availableBackends();
QVERIFY(backends.size() > prevBackends.size());
QVERIFY(backends.contains(u"mock"));
QVERIFY(QNetworkInformation::loadBackendByName(u"mock"));
QVERIFY(QNetworkInformation::loadBackendByName(u"mock"));
QVERIFY(QNetworkInformation::loadBackendByName(u"mOcK"));
QVERIFY(!QNetworkInformation::loadBackendByName(u"mocks"));
}
void tst_QNetworkInformation::cleanupTestCase()
{
// Make sure the factory gets unregistered on destruction:
mockFactory.reset();
auto backends = QNetworkInformation::availableBackends();
QVERIFY(!backends.contains(u"mock"));
}
void tst_QNetworkInformation::supportedFeatures()
{
auto info = QNetworkInformation::instance();
auto allFeatures = QNetworkInformation::Features(QNetworkInformation::Feature::CaptivePortal
| QNetworkInformation::Feature::Reachability
| QNetworkInformation::Feature::TransportMedium
| QNetworkInformation::Feature::Metered);
QCOMPARE(info->supportedFeatures(), allFeatures);
QVERIFY(info->supports(allFeatures));
QVERIFY(info->supports(QNetworkInformation::Feature::CaptivePortal));
QVERIFY(info->supports(QNetworkInformation::Feature::Reachability));
QVERIFY(info->supports(QNetworkInformation::Feature::TransportMedium));
QVERIFY(info->supports(QNetworkInformation::Feature::Metered));
}
void tst_QNetworkInformation::reachability()
{
auto info = QNetworkInformation::instance();
QNetworkInformation::Reachability boundIsOnline = QNetworkInformation::Reachability::Unknown;
bool signalEmitted = false;
connect(info, &QNetworkInformation::reachabilityChanged, this, [&, info]() {
signalEmitted = true;
boundIsOnline = info->reachability();
});
QCOMPARE(info->reachability(), QNetworkInformation::Reachability::Online);
MockBackend::setNewReachability(QNetworkInformation::Reachability::Disconnected);
QCoreApplication::processEvents();
QVERIFY(signalEmitted);
QCOMPARE(info->reachability(), QNetworkInformation::Reachability::Disconnected);
QCOMPARE(boundIsOnline, QNetworkInformation::Reachability::Disconnected);
// Set the same value again, signal should not be emitted again
signalEmitted = false;
MockBackend::setNewReachability(QNetworkInformation::Reachability::Disconnected);
QCoreApplication::processEvents();
QVERIFY(!signalEmitted);
MockBackend::setNewReachability(QNetworkInformation::Reachability::Local);
QCOMPARE(info->reachability(), QNetworkInformation::Reachability::Local);
QCOMPARE(boundIsOnline, QNetworkInformation::Reachability::Local);
MockBackend::setNewReachability(QNetworkInformation::Reachability::Site);
QCOMPARE(info->reachability(), QNetworkInformation::Reachability::Site);
QCOMPARE(boundIsOnline, QNetworkInformation::Reachability::Site);
}
void tst_QNetworkInformation::behindCaptivePortal()
{
auto info = QNetworkInformation::instance();
bool behindPortal = false;
bool signalEmitted = false;
connect(info, &QNetworkInformation::isBehindCaptivePortalChanged, this,
[&, info](bool state) {
signalEmitted = true;
QCOMPARE(state, info->isBehindCaptivePortal());
behindPortal = info->isBehindCaptivePortal();
});
QVERIFY(!info->isBehindCaptivePortal());
MockBackend::setNewBehindCaptivePortal(true);
QCoreApplication::processEvents();
QVERIFY(signalEmitted);
QVERIFY(info->isBehindCaptivePortal());
QVERIFY(behindPortal);
// Set the same value again, signal should not be emitted again
signalEmitted = false;
MockBackend::setNewBehindCaptivePortal(true);
QCoreApplication::processEvents();
QVERIFY(!signalEmitted);
}
void tst_QNetworkInformation::transportMedium()
{
auto info = QNetworkInformation::instance();
using TransportMedium = QNetworkInformation::TransportMedium;
TransportMedium medium = TransportMedium::Unknown;
bool signalEmitted = false;
connect(info, &QNetworkInformation::transportMediumChanged, this, [&, info](TransportMedium tm) {
signalEmitted = true;
QCOMPARE(tm, info->transportMedium());
medium = info->transportMedium();
});
QCOMPARE(info->transportMedium(), TransportMedium::Unknown); // Default is unknown
auto transportMediumEnum = QMetaEnum::fromType<TransportMedium>();
auto mediumCount = transportMediumEnum.keyCount();
// Verify index 0 is Unknown and skip it in the loop, it's the default.
QCOMPARE(TransportMedium(transportMediumEnum.value(0)), TransportMedium::Unknown);
for (int i = 1; i < mediumCount; ++i) {
signalEmitted = false;
TransportMedium m = TransportMedium(transportMediumEnum.value(i));
MockBackend::setNewTransportMedium(m);
QCoreApplication::processEvents();
QVERIFY(signalEmitted);
QCOMPARE(info->transportMedium(), m);
QCOMPARE(medium, m);
}
// Set the current value again, signal should not be emitted again
signalEmitted = false;
MockBackend::setNewTransportMedium(medium);
QCoreApplication::processEvents();
QVERIFY(!signalEmitted);
}
void tst_QNetworkInformation::isMetered()
{
auto info = QNetworkInformation::instance();
QSignalSpy spy(info, &QNetworkInformation::isMeteredChanged);
QVERIFY(!info->isMetered());
MockBackend::setNewMetered(true);
QCOMPARE(spy.size(), 1);
QVERIFY(info->isMetered());
QVERIFY(spy[0][0].toBool());
spy.clear();
// Set the same value again, signal should not be emitted again
MockBackend::setNewMetered(true);
QCOMPARE(spy.size(), 0);
}
QTEST_MAIN(tst_QNetworkInformation);
#include "tst_qnetworkinformation.moc"
|
