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/*
modelinspectortest.cpp
This file is part of GammaRay, the Qt application inspection and manipulation tool.
SPDX-FileCopyrightText: 2016 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
Author: Volker Krause <volker.krause@kdab.com>
SPDX-License-Identifier: GPL-2.0-or-later
Contact KDAB at <info@kdab.com> for commercial licensing options.
*/
#include "baseprobetest.h"
#include "testhelpers.h"
#include <plugins/modelinspector/modelinspectorinterface.h>
#include <plugins/modelinspector/modelcontentproxymodel.h>
#include <ui/clienttoolmanager.h>
#include <common/objectbroker.h>
#include <common/objectmodel.h>
#include <common/objectid.h>
#include <QAbstractItemModelTester>
#include <QAbstractItemView>
#include <QItemSelectionModel>
#include <QSignalSpy>
#include <QSortFilterProxyModel>
#include <QStandardItemModel>
#include <QStringListModel>
using namespace GammaRay;
using namespace TestHelpers;
class ModelInspectorTest : public BaseProbeTest
{
Q_OBJECT
private slots:
void testModelModel()
{
createProbe();
auto targetModel = new QStandardItemModel;
targetModel->setObjectName("targetModel");
QTest::qWait(1); // trigger model inspector plugin loading
auto modelModel = ObjectBroker::model("com.kdab.GammaRay.ModelModel");
QVERIFY(modelModel);
QAbstractItemModelTester modelModelTester(modelModel);
QVERIFY(modelModel->rowCount() >= 1); // can contain the QEmptyModel instance too
int topRowCount = modelModel->rowCount();
auto targetModelIdx = searchFixedIndex(modelModel, QLatin1String("targetModel"), Qt::MatchRecursive);
QVERIFY(targetModelIdx.isValid());
QCOMPARE(targetModelIdx.data(ObjectModel::ObjectIdRole).value<ObjectId>(), ObjectId(targetModel));
QCOMPARE(targetModelIdx.sibling(targetModelIdx.row(), 1).data().toString(), QLatin1String("QStandardItemModel"));
QVERIFY(!modelModel->hasChildren(targetModelIdx));
// proxy with source
auto targetProxy = new QSortFilterProxyModel;
targetProxy->setSourceModel(targetModel);
QTest::qWait(1);
targetModelIdx = searchFixedIndex(modelModel, QLatin1String("targetModel"), Qt::MatchRecursive); // re-lookup, due to model reset
QVERIFY(targetModelIdx.isValid());
QVERIFY(modelModel->hasChildren(targetModelIdx));
QCOMPARE(modelModel->rowCount(), topRowCount);
delete targetProxy;
QTest::qWait(1);
targetModelIdx = searchFixedIndex(modelModel, QLatin1String("targetModel"), Qt::MatchRecursive); // re-lookup, due to model reset
QVERIFY(targetModelIdx.isValid());
QVERIFY(!modelModel->hasChildren(targetModelIdx));
QCOMPARE(modelModel->rowCount(), topRowCount);
// proxy with source added/reset later
targetProxy = new QSortFilterProxyModel;
targetProxy->setObjectName("targetProxy");
QTest::qWait(1);
QCOMPARE(modelModel->rowCount(), topRowCount + 1);
auto proxyIdx = searchFixedIndex(modelModel, "targetProxy", Qt::MatchRecursive);
QVERIFY(proxyIdx.isValid());
QVERIFY(!proxyIdx.parent().isValid());
targetProxy->setSourceModel(targetModel);
QCOMPARE(modelModel->rowCount(), topRowCount);
proxyIdx = searchFixedIndex(modelModel, "targetProxy", Qt::MatchRecursive);
QVERIFY(proxyIdx.isValid());
QVERIFY(proxyIdx.parent().isValid());
targetProxy->setSourceModel(nullptr);
QCOMPARE(modelModel->rowCount(), topRowCount + 1);
proxyIdx = searchFixedIndex(modelModel, "targetProxy", Qt::MatchRecursive);
QVERIFY(proxyIdx.isValid());
QVERIFY(!proxyIdx.parent().isValid());
delete targetProxy;
QTest::qWait(1);
QCOMPARE(modelModel->rowCount(), topRowCount);
// 2 element proxy chain
targetProxy = new QSortFilterProxyModel;
targetProxy->setObjectName("targetProxy");
QTest::qWait(1);
auto targetProxy2 = new QSortFilterProxyModel(targetProxy);
targetProxy2->setObjectName("targetProxy2");
QTest::qWait(1);
targetProxy2->setSourceModel(targetProxy);
targetProxy->setSourceModel(targetModel);
QCOMPARE(modelModel->rowCount(), topRowCount);
proxyIdx = searchFixedIndex(modelModel, "targetProxy2", Qt::MatchRecursive);
QVERIFY(proxyIdx.isValid());
auto idx = proxyIdx.parent();
QVERIFY(idx.isValid());
QCOMPARE(modelModel->rowCount(idx), 1);
QCOMPARE(idx.data().toString(), QLatin1String("targetProxy"));
idx = idx.parent();
QVERIFY(idx.isValid());
QVERIFY(!idx.parent().isValid());
QCOMPARE(modelModel->rowCount(idx), 1);
QCOMPARE(idx.data().toString(), QLatin1String("targetModel"));
delete targetProxy;
QTest::qWait(1);
QCOMPARE(modelModel->rowCount(), topRowCount);
// QAIM removal
delete targetModel;
QTest::qWait(1);
targetModelIdx = searchFixedIndex(modelModel, QLatin1String("targetModel"), Qt::MatchRecursive);
QVERIFY(!targetModelIdx.isValid());
QCOMPARE(modelModel->rowCount(), topRowCount - 1);
}
void testSelectionModels()
{
createProbe();
auto targetModel = new QStringListModel;
targetModel->setObjectName("targetModel");
targetModel->setStringList(QStringList() << "item1"
<< "item2"
<< "item3");
QTest::qWait(1); // trigger model inspector plugin loading
auto modelModel = ObjectBroker::model("com.kdab.GammaRay.ModelModel");
QVERIFY(modelModel);
auto selectionModels = ObjectBroker::model("com.kdab.GammaRay.SelectionModels");
QVERIFY(selectionModels);
QAbstractItemModelTester selModelTester(selectionModels);
QCOMPARE(selectionModels->rowCount(), 0);
QSignalSpy resetSpy(selectionModels, &QAbstractItemModel::modelReset);
QVERIFY(resetSpy.isValid());
auto targetSelModel = new QItemSelectionModel(targetModel);
targetSelModel->setObjectName("targetSelModel");
QTest::qWait(1);
QCOMPARE(selectionModels->rowCount(), 0);
auto modelSelModel = ObjectBroker::selectionModel(modelModel);
QVERIFY(modelSelModel);
auto idx = searchFixedIndex(modelModel, "targetModel", Qt::MatchRecursive);
QVERIFY(idx.isValid());
modelSelModel->select(idx, QItemSelectionModel::ClearAndSelect);
QCOMPARE(selectionModels->rowCount(), 1);
QSignalSpy dataChangeSpy(selectionModels, &QAbstractItemModel::dataChanged);
QVERIFY(dataChangeSpy.isValid());
QCOMPARE(selectionModels->index(0, 1).data().toInt(), 0);
QCOMPARE(selectionModels->index(0, 2).data().toInt(), 0);
QCOMPARE(selectionModels->index(0, 3).data().toInt(), 0);
targetSelModel->select(targetModel->index(1, 0), QItemSelectionModel::ClearAndSelect);
QCOMPARE(dataChangeSpy.size(), 1);
QCOMPARE(selectionModels->index(0, 1).data().toInt(), 1);
QCOMPARE(selectionModels->index(0, 2).data().toInt(), 1); // rows
QCOMPARE(selectionModels->index(0, 3).data().toInt(), 0); // cols
targetSelModel->clear();
QCOMPARE(dataChangeSpy.size(), 2);
delete targetSelModel;
QTest::qWait(1);
QCOMPARE(selectionModels->rowCount(), 0);
delete targetModel;
QTest::qWait(1);
QVERIFY(resetSpy.isEmpty());
}
void testModelContent()
{
createProbe();
auto targetModel = new QStandardItemModel;
targetModel->setObjectName("targetModel");
QTest::qWait(1); // trigger model inspector plugin loading
auto modelModel = ObjectBroker::model("com.kdab.GammaRay.ModelModel");
QVERIFY(modelModel);
auto contentModel = ObjectBroker::model("com.kdab.GammaRay.ModelContent");
QVERIFY(contentModel);
QAbstractItemModelTester contentModelTester(contentModel);
QCOMPARE(contentModel->rowCount(), 0);
auto cellModel = ObjectBroker::model("com.kdab.GammaRay.ModelCellModel");
QVERIFY(cellModel);
QAbstractItemModelTester cellModelTester(cellModel);
QCOMPARE(cellModel->rowCount(), 0);
QSignalSpy cellContentResetSpy(cellModel, &QAbstractItemModel::modelReset);
QVERIFY(cellContentResetSpy.isValid());
auto targetModelIdx = searchFixedIndex(modelModel, QLatin1String("targetModel"), Qt::MatchRecursive);
QVERIFY(targetModelIdx.isValid());
auto modelSelModel = ObjectBroker::selectionModel(modelModel);
QVERIFY(modelSelModel);
QCOMPARE(contentModel->rowCount(), 0);
auto item = new QStandardItem("item0,0");
item->setFlags(Qt::NoItemFlags); // should nevertheless be selectable for inspection
targetModel->appendRow(item);
// TODO remove this when the above select does not assert in QAbstractItemModelTester
modelSelModel->select(targetModelIdx, QItemSelectionModel::ClearAndSelect);
QCOMPARE(contentModel->rowCount(), 1);
QCOMPARE(contentModel->columnCount(), 1);
auto idx = contentModel->index(0, 0);
QVERIFY(idx.isValid());
QCOMPARE(idx.data().toString(), QLatin1String("item0,0"));
QVERIFY(idx.flags() & Qt::ItemIsEnabled);
QVERIFY(idx.flags() & Qt::ItemIsSelectable);
QCOMPARE(idx.data(ModelContentProxyModel::DisabledRole).toBool(), true);
auto cellSelModel = ObjectBroker::selectionModel(contentModel);
QVERIFY(cellSelModel);
qDebug() << "selecting" << cellSelModel->model();
cellSelModel->select(idx, QItemSelectionModel::ClearAndSelect);
QVERIFY(cellModel->rowCount() > 0);
idx = searchFixedIndex(cellModel, QLatin1String("Qt::DisplayRole"), Qt::MatchRecursive);
QVERIFY(idx.isValid());
QCOMPARE(idx.sibling(idx.row(), 1).data().toString(), QLatin1String("item0,0"));
auto iface = ObjectBroker::object<ModelInspectorInterface *>();
QVERIFY(iface);
auto cellData = iface->currentCellData();
QCOMPARE(cellData.row, 0);
QCOMPARE(cellData.column, 0);
QCOMPARE(cellData.flags, Qt::NoItemFlags);
cellSelModel->clear();
QCOMPARE(cellModel->rowCount(), 0);
QVERIFY(cellContentResetSpy.isEmpty());
delete targetModel;
QTest::qWait(1);
}
void testSelectionModelSelection()
{
createProbe();
auto targetModel = new QStringListModel;
targetModel->setObjectName("targetModel");
targetModel->setStringList(QStringList() << "item1"
<< "item2"
<< "item3");
QTest::qWait(1); // trigger model inspector plugin loading
auto modelModel = ObjectBroker::model("com.kdab.GammaRay.ModelModel");
QVERIFY(modelModel);
auto targetSelModel = new QItemSelectionModel(targetModel);
targetSelModel->setObjectName("targetSelModel");
QTest::qWait(1);
auto selectionModels = ObjectBroker::model("com.kdab.GammaRay.SelectionModels");
QVERIFY(selectionModels);
auto modelSelModel = ObjectBroker::selectionModel(modelModel);
QVERIFY(modelSelModel);
auto idx = searchFixedIndex(modelModel, "targetModel", Qt::MatchRecursive);
QVERIFY(idx.isValid());
modelSelModel->select(idx, QItemSelectionModel::ClearAndSelect);
auto selSelModel = ObjectBroker::selectionModel(selectionModels);
QVERIFY(selSelModel);
idx = searchFixedIndex(selectionModels, "targetSelModel", Qt::MatchRecursive);
QVERIFY(idx.isValid());
selSelModel->select(idx, QItemSelectionModel::ClearAndSelect);
auto contentModel = ObjectBroker::model("com.kdab.GammaRay.ModelContent");
QVERIFY(contentModel);
QCOMPARE(contentModel->rowCount(), targetModel->rowCount());
for (int i = 0; i < targetModel->rowCount(); ++i)
QVERIFY(contentModel->index(i, 0).data(ModelContentProxyModel::SelectedRole).isNull());
QSignalSpy contentSpy(contentModel, &QAbstractItemModel::dataChanged);
QVERIFY(contentSpy.isValid());
targetSelModel->select(contentModel->index(1, 0), QItemSelectionModel::ClearAndSelect);
QVERIFY(contentModel->index(0, 0).data(ModelContentProxyModel::SelectedRole).isNull());
QVERIFY(contentModel->index(1, 0).data(ModelContentProxyModel::SelectedRole).toBool());
QVERIFY(contentModel->index(2, 0).data(ModelContentProxyModel::SelectedRole).isNull());
QVERIFY(!contentSpy.isEmpty());
delete targetSelModel;
delete targetModel;
}
void testWidget()
{
createProbe();
std::unique_ptr<QStringListModel> targetModel(new QStringListModel);
targetModel->setObjectName("targetModel");
targetModel->setStringList(QStringList() << "item1"
<< "item2"
<< "item3");
QTest::qWait(1); // trigger model inspector plugin loading
ClientToolManager mgr;
mgr.requestAvailableTools();
auto widget = mgr.widgetForId("gammaray_modelinspector");
QVERIFY(widget);
widget->show();
const auto views = widget->findChildren<QAbstractItemView *>();
for (auto view : views) {
QVERIFY(view->model());
}
}
};
QTEST_MAIN(ModelInspectorTest)
#include "modelinspectortest.moc"
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