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// Copyright (C) 2018 Intel Corporation.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include <QTest>
#include <QCborStreamWriter>
#include <QBuffer>
class tst_QCborStreamWriter : public QObject
{
Q_OBJECT
private Q_SLOTS:
void initTestCase_data();
void fixed_data();
void fixed();
void strings_data();
void strings() { fixed(); }
void nonAsciiStrings_data();
void nonAsciiStrings();
void arraysAndMaps_data();
void arraysAndMaps() { fixed(); }
void tags_data();
void tags();
void arrays_data() { tags_data(); }
void arrays();
void maps_data() { tags_data(); }
void maps();
};
// Get the data from TinyCBOR (see src/3rdparty/tinycbor/tests/encoder/data.cpp)
typedef quint64 CborTag;
#include "data.cpp"
void encodeVariant(QCborStreamWriter &writer, const QVariant &v)
{
int type = v.userType();
switch (type) {
case QMetaType::Int:
case QMetaType::LongLong:
return writer.append(v.toLongLong());
case QMetaType::UInt:
case QMetaType::ULongLong:
return writer.append(v.toULongLong());
case QMetaType::Bool:
return writer.append(v.toBool());
case QMetaType::UnknownType:
return writer.appendUndefined();
case QMetaType::VoidStar:
return writer.append(nullptr);
case QMetaType::Double:
return writer.append(v.toDouble());
case QMetaType::Float:
return writer.append(v.toFloat());
case QMetaType::QString:
return writer.append(v.toString());
case QMetaType::QByteArray:
return writer.append(v.toByteArray());
default:
if (type == qMetaTypeId<NegativeInteger>())
return writer.append(QCborNegativeInteger(v.value<NegativeInteger>().abs));
if (type == qMetaTypeId<SimpleType>())
return writer.append(QCborSimpleType(v.value<SimpleType>().type));
if (type == qMetaTypeId<qfloat16>())
return writer.append(v.value<qfloat16>());
if (type == qMetaTypeId<Tag>()) {
writer.append(QCborTag(v.value<Tag>().tag));
return encodeVariant(writer, v.value<Tag>().tagged);
}
if (type == QMetaType::QVariantList || type == qMetaTypeId<IndeterminateLengthArray>()) {
QVariantList list = v.toList();
if (type == qMetaTypeId<IndeterminateLengthArray>()) {
list = v.value<IndeterminateLengthArray>();
writer.startArray();
} else {
writer.startArray(list.length());
}
for (const QVariant &v2 : qAsConst(list))
encodeVariant(writer, v2);
QVERIFY(writer.endArray());
return;
}
if (type == qMetaTypeId<Map>() || type == qMetaTypeId<IndeterminateLengthMap>()) {
Map map = v.value<Map>();
if (type == qMetaTypeId<IndeterminateLengthMap>()) {
map = v.value<IndeterminateLengthMap>();
writer.startMap();
} else {
writer.startMap(map.length());
}
for (auto pair : qAsConst(map)) {
encodeVariant(writer, pair.first);
encodeVariant(writer, pair.second);
}
QVERIFY(writer.endMap());
return;
}
}
QFAIL("Shouldn't have got here");
}
void compare(const QVariant &input, const QByteArray &output)
{
QFETCH_GLOBAL(bool, useDevice);
if (useDevice) {
QBuffer buffer;
buffer.open(QIODevice::WriteOnly);
QCborStreamWriter writer(&buffer);
encodeVariant(writer, input);
QCOMPARE(buffer.data(), output);
} else {
QByteArray buffer;
QCborStreamWriter writer(&buffer);
encodeVariant(writer, input);
QCOMPARE(buffer, output);
}
}
void tst_QCborStreamWriter::initTestCase_data()
{
QTest::addColumn<bool>("useDevice");
QTest::newRow("QByteArray") << false;
QTest::newRow("QIODevice") << true;
}
void tst_QCborStreamWriter::fixed_data()
{
addColumns();
addFixedData();
}
void tst_QCborStreamWriter::fixed()
{
QFETCH(QVariant, input);
QFETCH(QByteArray, output);
compare(input, output);
}
void tst_QCborStreamWriter::strings_data()
{
addColumns();
addStringsData();
}
void tst_QCborStreamWriter::nonAsciiStrings_data()
{
QTest::addColumn<QByteArray>("output");
QTest::addColumn<QString>("input");
QTest::addColumn<bool>("isLatin1");
QByteArray latin1 = "Résumé";
QTest::newRow("shortlatin1")
<< ("\x68" + latin1) << QString::fromUtf8(latin1) << true;
// replicate it 5 times (total 40 bytes)
latin1 += latin1 + latin1 + latin1 + latin1;
QTest::newRow("longlatin1")
<< ("\x78\x28" + latin1) << QString::fromUtf8(latin1) << true;
QByteArray nonlatin1 = "Χαίρετε";
QTest::newRow("shortnonlatin1")
<< ("\x6e" + nonlatin1) << QString::fromUtf8(nonlatin1) << false;
// replicate it 4 times (total 56 bytes)
nonlatin1 = nonlatin1 + nonlatin1 + nonlatin1 + nonlatin1;
QTest::newRow("longnonlatin1")
<< ("\x78\x38" + nonlatin1) << QString::fromUtf8(nonlatin1) << false;
}
void tst_QCborStreamWriter::nonAsciiStrings()
{
QFETCH(QByteArray, output);
QFETCH(QString, input);
QFETCH(bool, isLatin1);
QFETCH_GLOBAL(bool, useDevice);
// will be wrong if !isLatin1
QByteArray latin1 = input.toLatin1();
if (useDevice) {
{
QBuffer buffer;
buffer.open(QIODevice::WriteOnly);
QCborStreamWriter writer(&buffer);
writer.append(input);
QCOMPARE(buffer.data(), output);
}
if (isLatin1) {
QBuffer buffer;
buffer.open(QIODevice::WriteOnly);
QCborStreamWriter writer(&buffer);
writer.append(QLatin1String(latin1.constData(), latin1.size()));
QCOMPARE(buffer.data(), output);
}
} else {
{
QByteArray buffer;
QCborStreamWriter writer(&buffer);
encodeVariant(writer, input);
QCOMPARE(buffer, output);
}
if (isLatin1) {
QByteArray buffer;
QCborStreamWriter writer(&buffer);
writer.append(QLatin1String(latin1.constData(), latin1.size()));
QCOMPARE(buffer, output);
}
}
}
void tst_QCborStreamWriter::arraysAndMaps_data()
{
addColumns();
addArraysAndMaps();
}
void tst_QCborStreamWriter::tags_data()
{
addColumns();
addFixedData();
addStringsData();
addArraysAndMaps();
}
void tst_QCborStreamWriter::tags()
{
QFETCH(QVariant, input);
QFETCH(QByteArray, output);
compare(QVariant::fromValue(Tag{1, input}), "\xc1" + output);
}
void tst_QCborStreamWriter::arrays()
{
QFETCH(QVariant, input);
QFETCH(QByteArray, output);
compare(make_list(input), "\x81" + output);
if (QTest::currentTestFailed())
return;
compare(make_list(input, input), "\x82" + output + output);
if (QTest::currentTestFailed())
return;
// nested lists
compare(make_list(make_list(input)), "\x81\x81" + output);
if (QTest::currentTestFailed())
return;
compare(make_list(make_list(input), make_list(input)), "\x82\x81" + output + "\x81" + output);
}
void tst_QCborStreamWriter::maps()
{
QFETCH(QVariant, input);
QFETCH(QByteArray, output);
compare(make_map({{1, input}}), "\xa1\1" + output);
if (QTest::currentTestFailed())
return;
compare(make_map({{1, input}, {input, 24}}), "\xa2\1" + output + output + "\x18\x18");
}
QTEST_MAIN(tst_QCborStreamWriter)
#include "tst_qcborstreamwriter.moc"
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