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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QtTest>
#include <QtCore/qjnitypes.h>
#include <QtCore/qjniarray.h>
using namespace Qt::StringLiterals;
class tst_QJniArray : public QObject
{
Q_OBJECT
public:
tst_QJniArray() = default;
private slots:
void construct();
void size();
void operators();
};
using namespace QtJniTypes;
// fake type so that we can compile-time test and assert correct type mappings
Q_DECLARE_JNI_CLASS(List, "qt/test/List");
// verify that we get the return type we expect for the specified return type
#define VERIFY_RETURN_FOR_TYPE(In, Out) \
static_assert(std::is_same_v<decltype(List::callStaticMethod<In>("toByteArray")), Out>)
VERIFY_RETURN_FOR_TYPE(jobjectArray, QJniObject);
VERIFY_RETURN_FOR_TYPE(jobject[], QJniArray<jobject>);
//VERIFY_RETURN_FOR_TYPE(QList<QJniObject>, QList<QJniObject>);
VERIFY_RETURN_FOR_TYPE(QList<jobject>, QList<jobject>);
VERIFY_RETURN_FOR_TYPE(jbyteArray, QJniObject);
VERIFY_RETURN_FOR_TYPE(jbyte[], QJniArray<jbyte>);
VERIFY_RETURN_FOR_TYPE(QByteArray, QByteArray);
VERIFY_RETURN_FOR_TYPE(jbooleanArray, QJniObject);
VERIFY_RETURN_FOR_TYPE(jboolean[], QJniArray<jboolean>);
VERIFY_RETURN_FOR_TYPE(QList<jboolean>, QList<jboolean>);
VERIFY_RETURN_FOR_TYPE(QList<bool>, QList<jboolean>);
VERIFY_RETURN_FOR_TYPE(jcharArray, QJniObject);
VERIFY_RETURN_FOR_TYPE(jchar[], QJniArray<jchar>);
VERIFY_RETURN_FOR_TYPE(QList<jchar>, QList<jchar>);
VERIFY_RETURN_FOR_TYPE(jshortArray, QJniObject);
VERIFY_RETURN_FOR_TYPE(jshort[], QJniArray<jshort>);
VERIFY_RETURN_FOR_TYPE(QList<jshort>, QList<jshort>);
VERIFY_RETURN_FOR_TYPE(QList<short>, QList<short>);
VERIFY_RETURN_FOR_TYPE(jintArray, QJniObject);
VERIFY_RETURN_FOR_TYPE(jint[], QJniArray<jint>);
VERIFY_RETURN_FOR_TYPE(QList<jint>, QList<jint>);
VERIFY_RETURN_FOR_TYPE(QList<int>, QList<int>);
VERIFY_RETURN_FOR_TYPE(jlongArray, QJniObject);
VERIFY_RETURN_FOR_TYPE(jlong[], QJniArray<jlong>);
VERIFY_RETURN_FOR_TYPE(QList<jlong>, QList<jlong>);
// VERIFY_RETURN_FOR_TYPE(QList<long>, QList<long>); // assumes long is 64bit
VERIFY_RETURN_FOR_TYPE(jfloatArray, QJniObject);
VERIFY_RETURN_FOR_TYPE(jfloat[], QJniArray<jfloat>);
VERIFY_RETURN_FOR_TYPE(QList<jfloat>, QList<jfloat>);
VERIFY_RETURN_FOR_TYPE(QList<float>, QList<float>);
VERIFY_RETURN_FOR_TYPE(jdoubleArray, QJniObject);
VERIFY_RETURN_FOR_TYPE(jdouble[], QJniArray<jdouble>);
VERIFY_RETURN_FOR_TYPE(QList<jdouble>, QList<jdouble>);
VERIFY_RETURN_FOR_TYPE(QList<double>, QList<double>);
VERIFY_RETURN_FOR_TYPE(QString, QString);
VERIFY_RETURN_FOR_TYPE(List, List);
VERIFY_RETURN_FOR_TYPE(List[], QJniArray<List>);
VERIFY_RETURN_FOR_TYPE(QJniArray<List>, QJniArray<List>);
void tst_QJniArray::construct()
{
{
QStringList strings;
for (int i = 0; i < 10000; ++i)
strings << QString::number(i);
QJniArray<QString> list(strings);
QCOMPARE(list.size(), 10000);
}
{
QJniArray<jint> list{1, 2, 3};
QCOMPARE(list.size(), 3);
}
{
QJniArray<jint> list(QList<int>{1, 2, 3});
QCOMPARE(list.size(), 3);
}
{
QJniArray<jint> list{QList<int>{1, 2, 3}};
QCOMPARE(list.size(), 3);
}
}
void tst_QJniArray::size()
{
QJniArray<jint> array;
QVERIFY(!array.isValid());
QCOMPARE(array.size(), 0);
QList<int> intList;
intList.resize(10);
auto intArray = QJniArrayBase::fromContainer(intList);
QCOMPARE(intArray.size(), 10);
}
void tst_QJniArray::operators()
{
QByteArray bytes("abcde");
QJniArray<jbyte> array(bytes);
QVERIFY(array.isValid());
{
auto it = array.begin();
QCOMPARE(*it, 'a');
QCOMPARE(*++it, 'b');
QCOMPARE(*it++, 'b');
QCOMPARE(*it, 'c');
++it;
it++;
QCOMPARE(*it, 'e');
QCOMPARE(++it, array.end());
}
{
auto it = array.rbegin();
QCOMPARE(*it, 'e');
QCOMPARE(*++it, 'd');
QCOMPARE(*it++, 'd');
QCOMPARE(*it, 'c');
++it;
it++;
QCOMPARE(*it, 'a');
QCOMPARE(++it, array.rend());
}
{
QJniArray<jbyte>::const_iterator it = {};
QCOMPARE(it, QJniArray<jbyte>::const_iterator{});
QCOMPARE_NE(array.begin(), array.end());
it = array.begin();
QCOMPARE(it, array.begin());
}
QCOMPARE(std::distance(array.begin(), array.end()), array.size());
qsizetype index = 0;
for (const auto &value : array) {
QCOMPARE(value, bytes.at(index));
++index;
}
}
QTEST_MAIN(tst_QJniArray)
#include "tst_qjniarray.moc"
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