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status-desktop/ui/StatusQ/tests/tst_GroupingModel.cpp

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feat(StatusQ): GroupingModel for grouping rows with the same key into submodels Closes: #12683
2023-11-28 14:32:48 +00:00
#include <QIdentityProxyModel>
#include <QJsonArray>
#include <QJsonObject>
#include <QQmlEngine>
#include <QSignalSpy>
#include <QTest>
#include <memory>
#include <set>
#include <string>
#include <StatusQ/groupingmodel.h>
#include <StatusQ/snapshotmodel.h>
#include <TestHelpers/listmodelwrapper.h>
#include <TestHelpers/modelsignalsspy.h>
#include <TestHelpers/modeltestutils.h>
class TestGroupingModel: public QObject
{
Q_OBJECT
int roleForName(const QHash<int, QByteArray>& roles, const QByteArray& name) const
{
auto keys = roles.keys(name);
if (keys.empty())
return -1;
return keys.first();
}
static constexpr QModelIndex InvalidIdx{};
private slots:
void initializationTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, R"([
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" },
{ "name": "B", "subname": "b1" },
{ "name": "C", "subname": "c1" },
{ "name": "C", "subname": "c2" },
{ "name": "C", "subname": "c3" },
{ "name": "C", "subname": "c4" },
{ "name": "D", "subname": "d1" },
{ "name": "D", "subname": "d2" },
{ "name": "D", "subname": "d3" },
{ "name": "E", "subname": "e1" },
{ "name": "E", "subname": "e2" }
])");
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" },
{ "name": "C", "subname": "c2" },
{ "name": "C", "subname": "c3" },
{ "name": "C", "subname": "c4" }
]
},
{
"name": "D", "subname": "d1",
"submodel": [
{ "name": "D", "subname": "d1" },
{ "name": "D", "subname": "d2" },
{ "name": "D", "subname": "d3" }
]
},
{
"name": "E", "subname": "e1",
"submodel": [
{ "name": "E", "subname": "e1" },
{ "name": "E", "subname": "e2" }
]
}
])");
{
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel);
QVERIFY(isSame(model, *expected.model()));
}
{
GroupingModel model;
model.setSourceModel(sourceModel);
model.setGroupingRoleName("name");
QVERIFY(isSame(model, *expected.model()));
}
{
GroupingModel model;
model.setSourceModel(sourceModel);
model.setGroupingRoleName("name_");
QCOMPARE(model.rowCount(), 0);
model.setGroupingRoleName("name");
QVERIFY(isSame(model, *expected.model()));
}
}
void sourceDataChangeTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, R"([
{ "name": "A", "subname": "a1" }, // 0 0
{ "name": "A", "subname": "a2" }, // 1
{ "name": "B", "subname": "b1" }, // 1 2
{ "name": "C", "subname": "c1" }, // 2 3
{ "name": "C", "subname": "c2" }, // 4
{ "name": "C", "subname": "c3" }, // 5
{ "name": "C", "subname": "c4" }, // 6
{ "name": "D", "subname": "d1" }, // 3 7
{ "name": "D", "subname": "d2" }, // 8
{ "name": "D", "subname": "d3" }, // 9
{ "name": "E", "subname": "e1" }, // 4 10
{ "name": "E", "subname": "e2" } // 11
])");
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" },
{ "name": "C", "subname": "c2" },
{ "name": "C", "subname": "c3" },
{ "name": "C", "subname": "c4" }
]
},
{
"name": "D", "subname": "d1",
"submodel": [
{ "name": "D", "subname": "d1" },
{ "name": "D", "subname": "d2" },
{ "name": "D", "subname": "d3" }
]
},
{
"name": "E", "subname": "e1",
"submodel": [
{ "name": "E", "subname": "e1" },
{ "name": "E", "subname": "e2" }
]
}
])");
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel);
auto roles = model.roleNames();
auto nameRole = roleForName(roles, "name");
auto subnameRole = roleForName(roles, "subname");
auto submodelRole = roleForName(roles, "submodel");
auto submodel1 = model.data(model.index(0, 0), submodelRole).value<QAbstractItemModel*>();
auto submodel2 = model.data(model.index(1, 0), submodelRole).value<QAbstractItemModel*>();
auto submodel3 = model.data(model.index(2, 0), submodelRole).value<QAbstractItemModel*>();
auto submodel4 = model.data(model.index(3, 0), submodelRole).value<QAbstractItemModel*>();
auto submodel5 = model.data(model.index(4, 0), submodelRole).value<QAbstractItemModel*>();
{
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
ModelSignalsSpy submodel4Spy(submodel4);
ModelSignalsSpy submodel5Spy(submodel5);
emit sourceModel.model()->dataChanged(sourceModel.model()->index(0, 0),
sourceModel.model()->index(0, 0));
QCOMPARE(signalsSpy.count(), 1);
QCOMPARE(signalsSpy.dataChangedSpy.count(), 1);
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(0), model.index(0, 0));
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(1), model.index(0, 0));
QSet<int> expectedRoles{nameRole, subnameRole};
auto roles = signalsSpy.dataChangedSpy.at(0).at(2).value<QVector<int>>();
QSet<int> rolesSet(roles.cbegin(), roles.cend());
QCOMPARE(rolesSet, expectedRoles);
QCOMPARE(submodel1Spy.count(), 1);
QCOMPARE(submodel1Spy.dataChangedSpy.count(), 1);
QCOMPARE(submodel1Spy.dataChangedSpy.at(0).at(0), submodel1->index(0, 0));
QCOMPARE(submodel1Spy.dataChangedSpy.at(0).at(1), submodel1->index(0, 0));
QCOMPARE(submodel2Spy.count(), 0);
QCOMPARE(submodel3Spy.count(), 0);
QCOMPARE(submodel4Spy.count(), 0);
QCOMPARE(submodel5Spy.count(), 0);
}
{
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
ModelSignalsSpy submodel4Spy(submodel4);
ModelSignalsSpy submodel5Spy(submodel5);
emit sourceModel.model()->dataChanged(sourceModel.model()->index(4, 0),
sourceModel.model()->index(7, 0),
{ subnameRole });
QCOMPARE(signalsSpy.count(), 1);
QCOMPARE(signalsSpy.dataChangedSpy.count(), 1);
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(0), model.index(3, 0));
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(1), model.index(3, 0));
QVector<int> expectedRoles{subnameRole};
auto roles = signalsSpy.dataChangedSpy.at(0).at(2).value<QVector<int>>();
QCOMPARE(roles, expectedRoles);
QCOMPARE(submodel1Spy.count(), 0);
QCOMPARE(submodel2Spy.count(), 0);
QCOMPARE(submodel3Spy.count(), 1);
QCOMPARE(submodel3Spy.dataChangedSpy.count(), 1);
QCOMPARE(submodel3Spy.dataChangedSpy.at(0).at(0), submodel3->index(1, 0));
QCOMPARE(submodel3Spy.dataChangedSpy.at(0).at(1), submodel3->index(3, 0));
roles = submodel3Spy.dataChangedSpy.at(0).at(2).value<QVector<int>>();
QCOMPARE(roles, expectedRoles);
QCOMPARE(submodel4Spy.count(), 1);
QCOMPARE(submodel4Spy.dataChangedSpy.count(), 1);
QCOMPARE(submodel4Spy.dataChangedSpy.at(0).at(0), submodel4->index(0, 0));
QCOMPARE(submodel4Spy.dataChangedSpy.at(0).at(1), submodel4->index(0, 0));
roles = submodel4Spy.dataChangedSpy.at(0).at(2).value<QVector<int>>();
QCOMPARE(roles, expectedRoles);
QCOMPARE(submodel5Spy.count(), 0);
}
{
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
ModelSignalsSpy submodel4Spy(submodel4);
ModelSignalsSpy submodel5Spy(submodel5);
emit sourceModel.model()->dataChanged(sourceModel.model()->index(4, 0),
sourceModel.model()->index(6, 0));
QCOMPARE(signalsSpy.count(), 0);
QCOMPARE(submodel1Spy.count(), 0);
QCOMPARE(submodel2Spy.count(), 0);
QCOMPARE(submodel3Spy.count(), 1);
QCOMPARE(submodel3Spy.dataChangedSpy.count(), 1);
QCOMPARE(submodel3Spy.dataChangedSpy.at(0).at(0), submodel3->index(1, 0));
QCOMPARE(submodel3Spy.dataChangedSpy.at(0).at(1), submodel3->index(3, 0));
QVERIFY(submodel3Spy.dataChangedSpy.at(0).at(2).value<QVector<int>>().isEmpty());
QCOMPARE(submodel4Spy.count(), 0);
QCOMPARE(submodel5Spy.count(), 0);
}
{
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
ModelSignalsSpy submodel4Spy(submodel4);
ModelSignalsSpy submodel5Spy(submodel5);
emit sourceModel.model()->dataChanged(sourceModel.model()->index(2, 0),
sourceModel.model()->index(7, 0),
{ subnameRole });
QCOMPARE(signalsSpy.count(), 1);
QCOMPARE(signalsSpy.dataChangedSpy.count(), 1);
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(0), model.index(1, 0));
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(1), model.index(3, 0));
QVector<int> expectedRoles{subnameRole};
auto roles = signalsSpy.dataChangedSpy.at(0).at(2).value<QVector<int>>();
QCOMPARE(roles, expectedRoles);
QCOMPARE(submodel1Spy.count(), 0);
QCOMPARE(submodel2Spy.count(), 1);
QCOMPARE(submodel2Spy.dataChangedSpy.count(), 1);
QCOMPARE(submodel2Spy.dataChangedSpy.at(0).at(0), submodel2->index(0, 0));
QCOMPARE(submodel2Spy.dataChangedSpy.at(0).at(1), submodel2->index(0, 0));
QCOMPARE(submodel3Spy.count(), 1);
QCOMPARE(submodel3Spy.dataChangedSpy.count(), 1);
QCOMPARE(submodel3Spy.dataChangedSpy.at(0).at(0), submodel3->index(0, 0));
QCOMPARE(submodel3Spy.dataChangedSpy.at(0).at(1), submodel3->index(3, 0));
QCOMPARE(submodel4Spy.count(), 1);
QCOMPARE(submodel4Spy.dataChangedSpy.count(), 1);
QCOMPARE(submodel4Spy.dataChangedSpy.at(0).at(0), submodel4->index(0, 0));
QCOMPARE(submodel4Spy.dataChangedSpy.at(0).at(1), submodel4->index(0, 0));
QCOMPARE(submodel5Spy.count(), 0);
}
QVERIFY(isSame(model, *expected.model()));
}
void setSourceTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel1(engine);
ListModelWrapper sourceModel2(engine);
auto contains = [](auto roles, auto name) {
return std::find(roles.cbegin(), roles.cend(), name) != roles.cend();
};
GroupingModel model;
auto signalsSpy = std::make_unique<ModelSignalsSpy>(&model);
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel1.model()); // set empty source model
QCOMPARE(signalsSpy->count(), 2);
QCOMPARE(signalsSpy->modelAboutToBeResetSpy.count(), 1);
QCOMPARE(signalsSpy->modelResetSpy.count(), 1);
QCOMPARE(model.rowCount(), 0);
{
auto roles = model.roleNames();
QCOMPARE(roles.size(), 0);
}
sourceModel1.append(QJsonArray { // append to empty source model
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }}
});
QCOMPARE(signalsSpy->count(), 4);
QCOMPARE(signalsSpy->rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(signalsSpy->rowsInsertedSpy.count(), 1);
signalsSpy = std::make_unique<ModelSignalsSpy>(&model);
QCOMPARE(model.rowCount(), 2);
{
const auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
QVERIFY(contains(roles, "name"));
QVERIFY(contains(roles, "subname"));
}
model.setSourceModel(sourceModel2); // set empty source model
QCOMPARE(signalsSpy->count(), 2);
QCOMPARE(signalsSpy->modelAboutToBeResetSpy.count(), 1);
QCOMPARE(signalsSpy->modelResetSpy.count(), 1);
QCOMPARE(model.rowCount(), 0);
{
const auto roles = model.roleNames();
QCOMPARE(roles.size(), 0);
}
sourceModel2.append(QJsonArray { // append to empty source model
QJsonObject {{ "name", "A"}, { "subname_", "a1" }},
QJsonObject {{ "name", "A"}, { "subname_", "a2" }},
QJsonObject {{ "name", "B"}, { "subname_", "b1" }}
});
QCOMPARE(signalsSpy->count(), 4);
QCOMPARE(signalsSpy->rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(signalsSpy->rowsInsertedSpy.count(), 1);
signalsSpy = std::make_unique<ModelSignalsSpy>(&model);
QCOMPARE(model.rowCount(), 2);
{
const auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
QVERIFY(contains(roles, "name"));
QVERIFY(contains(roles, "subname_"));
}
model.setSourceModel(nullptr); // set null source model
QCOMPARE(signalsSpy->count(), 2);
QCOMPARE(signalsSpy->modelAboutToBeResetSpy.count(), 1);
QCOMPARE(signalsSpy->modelResetSpy.count(), 1);
QCOMPARE(model.rowCount(), 0);
model.setSourceModel(nullptr); // set null source model
QCOMPARE(signalsSpy->count(), 2);
signalsSpy = std::make_unique<ModelSignalsSpy>(&model);
{
const auto roles = model.roleNames();
QCOMPARE(roles.size(), 0);
}
QCOMPARE(signalsSpy->count(), 0);
model.setSourceModel(sourceModel2); // set not empty source model
QCOMPARE(signalsSpy->count(), 2);
QCOMPARE(signalsSpy->modelAboutToBeResetSpy.count(), 1);
QCOMPARE(signalsSpy->modelResetSpy.count(), 1);
signalsSpy = std::make_unique<ModelSignalsSpy>(&model);
QCOMPARE(model.rowCount(), 2);
{
const auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
QVERIFY(contains(roles, "name"));
QVERIFY(contains(roles, "subname_"));
}
model.setSourceModel(sourceModel1); // set not empty source model
QCOMPARE(signalsSpy->count(), 2);
QCOMPARE(signalsSpy->modelAboutToBeResetSpy.count(), 1);
QCOMPARE(signalsSpy->modelResetSpy.count(), 1);
QCOMPARE(model.rowCount(), 2);
{
const auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
QVERIFY(contains(roles, "name"));
QVERIFY(contains(roles, "subname"));
}
}
void setSubmodelRoleTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "B"}, { "subname", "b2" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }}
});
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"subnames": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"subnames": [
{ "name": "B", "subname": "b1" },
{ "name": "B", "subname": "b2" }
]
},
{
"name": "C", "subname": "c1",
"subnames": [
{ "name": "C", "subname": "c1" }
]
}
])");
auto contains = [](auto roles, auto name) {
return std::find(roles.cbegin(), roles.cend(), name) != roles.cend();
};
{
GroupingModel model;
auto signalsSpy = std::make_unique<ModelSignalsSpy>(&model);
model.setGroupingRoleName("name");
model.setSubmodelRoleName("subnames");
model.setSourceModel(sourceModel.model());
QCOMPARE(signalsSpy->count(), 2);
QCOMPARE(signalsSpy->modelAboutToBeResetSpy.count(), 1);
QCOMPARE(signalsSpy->modelResetSpy.count(), 1);
QCOMPARE(model.rowCount(), 3);
const auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
QVERIFY(contains(roles, "name"));
QVERIFY(contains(roles, "subname"));
QVERIFY(contains(roles, "subnames"));
QVERIFY(isSame(model, *expected.model()));
}
{
GroupingModel model;
auto signalsSpy = std::make_unique<ModelSignalsSpy>(&model);
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel.model());
model.setSubmodelRoleName("subnames");
QCOMPARE(signalsSpy->count(), 4);
QCOMPARE(signalsSpy->modelAboutToBeResetSpy.count(), 2);
QCOMPARE(signalsSpy->modelResetSpy.count(), 2);
QCOMPARE(model.rowCount(), 3);
const auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
QVERIFY(contains(roles, "name"));
QVERIFY(contains(roles, "subname"));
QVERIFY(contains(roles, "subnames"));
QVERIFY(isSame(model, *expected.model()));
}
}
void preppendToFirstGroupTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "B"}, { "subname", "b2" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel.model());
QCOMPARE(model.rowCount(), 3);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
SnapshotModel snapshot(model);
auto submodelRole = roleForName(roles, "submodel");
auto submodel1 = model.data(model.index(0, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel2 = model.data(model.index(1, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel3 = model.data(model.index(2, 0), submodelRole)
.value<QAbstractItemModel*>();
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a0",
"submodel": [
{ "name": "A", "subname": "a0" },
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" },
{ "name": "B", "subname": "b2" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" }
]
}
])");
QObject context;
connect(submodel1, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(submodel1, &QAbstractItemModel::rowsInserted, &context,
[m = &model, expected = expected.model()] {
QVERIFY(isSame(m, expected));
});
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
sourceModel.insert(0, QJsonObject {
{ "name", "A"}, { "subname", "a0" }
});
QCOMPARE(signalsSpy.dataChangedSpy.count(), 1);
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(0), model.index(0));
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(1), model.index(0));
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(2).value<QVector<int>>(),
{ roleForName(roles, "subname") });
QCOMPARE(submodel1Spy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(submodel1Spy.rowsAboutToBeInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel1Spy.rowsAboutToBeInsertedSpy.at(0).at(1), 0);
QCOMPARE(submodel1Spy.rowsAboutToBeInsertedSpy.at(0).at(2), 0);
QCOMPARE(submodel1Spy.rowsInsertedSpy.count(), 1);
QCOMPARE(submodel1Spy.rowsInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel1Spy.rowsInsertedSpy.at(0).at(1), 0);
QCOMPARE(submodel1Spy.rowsInsertedSpy.at(0).at(2), 0);
QCOMPARE(signalsSpy.count(), 1);
QCOMPARE(submodel1Spy.count(), 2);
QCOMPARE(submodel2Spy.count(), 0);
QCOMPARE(submodel3Spy.count(), 0);
QVERIFY(isSame(model, *expected.model()));
}
void preppendToGroupTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "B"}, { "subname", "b2" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel.model());
QCOMPARE(model.rowCount(), 3);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
SnapshotModel snapshot(model);
auto submodelRole = roleForName(roles, "submodel");
auto submodel1 = model.data(model.index(0, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel2 = model.data(model.index(1, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel3 = model.data(model.index(2, 0), submodelRole)
.value<QAbstractItemModel*>();
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b01",
"submodel": [
{ "name": "B", "subname": "b01" },
{ "name": "B", "subname": "b02" },
{ "name": "B", "subname": "b1" },
{ "name": "B", "subname": "b2" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" }
]
}
])");
QObject context;
connect(submodel2, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(submodel2, &QAbstractItemModel::rowsInserted, &context,
[m = &model, expected = expected.model()] {
QVERIFY(isSame(m, expected));
});
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
sourceModel.insert(2, QJsonArray {
QJsonObject {{ "name", "B"}, { "subname", "b01" }},
QJsonObject {{ "name", "B"}, { "subname", "b02" }}
});
QCOMPARE(signalsSpy.dataChangedSpy.count(), 1);
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(0), model.index(1));
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(1), model.index(1));
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(2).value<QVector<int>>(),
{ roleForName(roles, "subname") });
QCOMPARE(submodel2Spy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(submodel2Spy.rowsAboutToBeInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel2Spy.rowsAboutToBeInsertedSpy.at(0).at(1), 0);
QCOMPARE(submodel2Spy.rowsAboutToBeInsertedSpy.at(0).at(2), 1);
QCOMPARE(submodel2Spy.rowsInsertedSpy.count(), 1);
QCOMPARE(submodel2Spy.rowsInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel2Spy.rowsInsertedSpy.at(0).at(1), 0);
QCOMPARE(submodel2Spy.rowsInsertedSpy.at(0).at(2), 1);
QCOMPARE(signalsSpy.count(), 1);
QCOMPARE(submodel1Spy.count(), 0);
QCOMPARE(submodel2Spy.count(), 2);
QCOMPARE(submodel3Spy.count(), 0);
QVERIFY(isSame(model, *expected.model()));
}
void insertToGroupTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "B"}, { "subname", "b2" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel.model());
QCOMPARE(model.rowCount(), 3);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
SnapshotModel snapshot(model);
auto submodelRole = roleForName(roles, "submodel");
auto submodel1 = model.data(model.index(0, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel2 = model.data(model.index(1, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel3 = model.data(model.index(2, 0), submodelRole)
.value<QAbstractItemModel*>();
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a11" },
{ "name": "A", "subname": "a12" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" },
{ "name": "B", "subname": "b2" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" }
]
}
])");
QObject context;
connect(submodel1, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(submodel1, &QAbstractItemModel::rowsInserted, &context,
[m = &model, expected = expected.model()] {
QVERIFY(isSame(m, expected));
});
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
sourceModel.insert(1, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a11" }},
QJsonObject {{ "name", "A"}, { "subname", "a12" }}
});
QCOMPARE(submodel1Spy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(submodel1Spy.rowsAboutToBeInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel1Spy.rowsAboutToBeInsertedSpy.at(0).at(1), 1);
QCOMPARE(submodel1Spy.rowsAboutToBeInsertedSpy.at(0).at(2), 2);
QCOMPARE(submodel1Spy.rowsInsertedSpy.count(), 1);
QCOMPARE(submodel1Spy.rowsInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel1Spy.rowsInsertedSpy.at(0).at(1), 1);
QCOMPARE(submodel1Spy.rowsInsertedSpy.at(0).at(2), 2);
QCOMPARE(signalsSpy.count(), 0);
QCOMPARE(submodel1Spy.count(), 2);
QCOMPARE(submodel2Spy.count(), 0);
QCOMPARE(submodel3Spy.count(), 0);
QVERIFY(isSame(model, *expected.model()));
}
void insertToAdjacentGroupsTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "B"}, { "subname", "b2" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel.model());
QCOMPARE(model.rowCount(), 3);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
SnapshotModel snapshot(model);
auto submodelRole = roleForName(roles, "submodel");
auto submodel1 = model.data(model.index(0, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel2 = model.data(model.index(1, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel3 = model.data(model.index(2, 0), submodelRole)
.value<QAbstractItemModel*>();
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" },
{ "name": "A", "subname": "a3" },
{ "name": "A", "subname": "a4" }
]
},
{
"name": "B", "subname": "b01",
"submodel": [
{ "name": "B", "subname": "b01" },
{ "name": "B", "subname": "b02" },
{ "name": "B", "subname": "b1" },
{ "name": "B", "subname": "b2" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" }
]
}
])");
QObject context;
connect(submodel1, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(submodel1, &QAbstractItemModel::rowsInserted, &context,
[m = &model, expected = expected.model()] {
QVERIFY(isSame(m, expected));
});
connect(submodel2, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(submodel2, &QAbstractItemModel::rowsInserted, &context,
[m = &model, expected = expected.model()] {
QVERIFY(isSame(*m, *expected));
});
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
sourceModel.insert(2, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a3" }},
QJsonObject {{ "name", "A"}, { "subname", "a4" }},
QJsonObject {{ "name", "B"}, { "subname", "b01" }},
QJsonObject {{ "name", "B"}, { "subname", "b02" }}
});
QCOMPARE(signalsSpy.dataChangedSpy.count(), 1);
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(0), model.index(1));
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(1), model.index(1));
QCOMPARE(signalsSpy.dataChangedSpy.at(0).at(2).value<QVector<int>>(),
{ roleForName(roles, "subname") });
QCOMPARE(submodel1Spy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(submodel1Spy.rowsAboutToBeInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel1Spy.rowsAboutToBeInsertedSpy.at(0).at(1), 2);
QCOMPARE(submodel1Spy.rowsAboutToBeInsertedSpy.at(0).at(2), 3);
QCOMPARE(submodel1Spy.rowsInsertedSpy.count(), 1);
QCOMPARE(submodel1Spy.rowsInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel1Spy.rowsInsertedSpy.at(0).at(1), 2);
QCOMPARE(submodel1Spy.rowsInsertedSpy.at(0).at(2), 3);
QCOMPARE(submodel2Spy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(submodel2Spy.rowsAboutToBeInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel2Spy.rowsAboutToBeInsertedSpy.at(0).at(1), 0);
QCOMPARE(submodel2Spy.rowsAboutToBeInsertedSpy.at(0).at(2), 1);
QCOMPARE(submodel2Spy.rowsInsertedSpy.count(), 1);
QCOMPARE(submodel2Spy.rowsInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel2Spy.rowsInsertedSpy.at(0).at(1), 0);
QCOMPARE(submodel2Spy.rowsInsertedSpy.at(0).at(2), 1);
QCOMPARE(signalsSpy.count(), 1);
QCOMPARE(submodel1Spy.count(), 2);
QCOMPARE(submodel2Spy.count(), 2);
QCOMPARE(submodel3Spy.count(), 0);
QVERIFY(isSame(model, *expected.model()));
}
void insertNewGroupTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "B"}, { "subname", "b2" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel.model());
QCOMPARE(model.rowCount(), 3);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
SnapshotModel snapshot(model);
auto submodelRole = roleForName(roles, "submodel");
auto submodel1 = model.data(model.index(0, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel2 = model.data(model.index(1, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel3 = model.data(model.index(2, 0), submodelRole)
.value<QAbstractItemModel*>();
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "AA", "subname": "aa1",
"submodel": [
{ "name": "AA", "subname": "aa1" },
{ "name": "AA", "subname": "aa2" }
]
},
{
"name": "AB", "subname": "ab1",
"submodel": [
{ "name": "AB", "subname": "ab1" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" },
{ "name": "B", "subname": "b2" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" }
]
}
])");
QObject context;
connect(&model, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(&model, &QAbstractItemModel::rowsInserted, &context,
[m = &model, expected = expected.model()] {
QVERIFY(isSame(m, expected));
});
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
sourceModel.insert(2, QJsonArray {
QJsonObject {{ "name", "AA"}, { "subname", "aa1" }},
QJsonObject {{ "name", "AA"}, { "subname", "aa2" }},
QJsonObject {{ "name", "AB"}, { "subname", "ab1" }}
});
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(1), 1);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(2), 2);
QCOMPARE(signalsSpy.rowsInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(1), 1);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(2), 2);
QCOMPARE(signalsSpy.count(), 2);
QCOMPARE(submodel1Spy.count(), 0);
QCOMPARE(submodel2Spy.count(), 0);
QCOMPARE(submodel3Spy.count(), 0);
QVERIFY(isSame(model, *expected.model()));
}
void insertToEmptyModelTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine);
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel.model());
QCOMPARE(model.rowCount(), 0);
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
}
])");
QObject context;
connect(&model, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model] {
QCOMPARE(m->rowCount(), 0);
});
connect(&model, &QAbstractItemModel::rowsInserted, &context,
[m = &model, expected = expected.model()] {
QVERIFY(isSame(*m, *expected));
});
ModelSignalsSpy signalsSpy(&model);
sourceModel.append(QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }}
});
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(1), 0);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(2), 1);
QCOMPARE(signalsSpy.rowsInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(1), 0);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(2), 1);
QCOMPARE(signalsSpy.count(), 2);
QVERIFY(isSame(model, *expected.model()));
}
void insertNewGroupAndSplitTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "B"}, { "subname", "b2" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel.model());
QCOMPARE(model.rowCount(), 3);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
SnapshotModel snapshot(model);
auto submodelRole = roleForName(roles, "submodel");
auto submodel1 = model.data(model.index(0, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel2 = model.data(model.index(1, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel3 = model.data(model.index(2, 0), submodelRole)
.value<QAbstractItemModel*>();
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
},
{
"name": "D", "subname": "d1",
"submodel": [
{ "name": "D", "subname": "d1" }
]
},
{
"name": "B", "subname": "b2",
"submodel": [
{ "name": "B", "subname": "b2" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" }
]
}
])");
ListModelWrapper expectedIntermediate(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" }
]
}
])");
QObject context;
connect(submodel2, &QAbstractItemModel::rowsAboutToBeRemoved, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(submodel2, &QAbstractItemModel::rowsRemoved, &context,
[m = &model, e = expectedIntermediate.model()] {
QVERIFY(isSame(m, e));
});
connect(&model, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model, e = expectedIntermediate.model()] {
QVERIFY(isSame(m, e));
});
connect(&model, &QAbstractItemModel::rowsInserted, &context,
[m = &model, e = expected.model()] {
QVERIFY(isSame(m, e));
});
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
sourceModel.insert(3, QJsonArray {
QJsonObject {{ "name", "D"}, { "subname", "d1" }}
});
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(1), 2);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(2), 3);
QCOMPARE(signalsSpy.rowsInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(1), 2);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(2), 3);
QCOMPARE(submodel2Spy.rowsAboutToBeRemovedSpy.count(), 1);
QCOMPARE(submodel2Spy.rowsAboutToBeRemovedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel2Spy.rowsAboutToBeRemovedSpy.at(0).at(1), 1);
QCOMPARE(submodel2Spy.rowsAboutToBeRemovedSpy.at(0).at(2), 1);
QCOMPARE(submodel2Spy.rowsRemovedSpy.count(), 1);
QCOMPARE(submodel2Spy.rowsRemovedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel2Spy.rowsRemovedSpy.at(0).at(1), 1);
QCOMPARE(submodel2Spy.rowsRemovedSpy.at(0).at(2), 1);
QCOMPARE(signalsSpy.count(), 2);
QCOMPARE(submodel1Spy.count(), 0);
QCOMPARE(submodel2Spy.count(), 2);
QCOMPARE(submodel3Spy.count(), 0);
QVERIFY(isSame(model, *expected.model()));
}
void insertToGroupAndSplitTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "B"}, { "subname", "b2" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel.model());
QCOMPARE(model.rowCount(), 3);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
SnapshotModel snapshot(model);
auto submodelRole = roleForName(roles, "submodel");
auto submodel1 = model.data(model.index(0, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel2 = model.data(model.index(1, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel3 = model.data(model.index(2, 0), submodelRole)
.value<QAbstractItemModel*>();
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" },
{ "name": "B", "subname": "b11" }
]
},
{
"name": "D", "subname": "d1",
"submodel": [
{ "name": "D", "subname": "d1" }
]
},
{
"name": "B", "subname": "b12",
"submodel": [
{ "name": "B", "subname": "b12" },
{ "name": "B", "subname": "b2" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" }
]
}
])");
ListModelWrapper expectedIntermediate(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" }
]
}
])");
QObject context;
connect(submodel2, &QAbstractItemModel::rowsAboutToBeRemoved, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(submodel2, &QAbstractItemModel::rowsRemoved, &context,
[m = &model, e = expectedIntermediate.model()] {
QVERIFY(isSame(m, e));
});
connect(submodel2, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model, e = expectedIntermediate.model()] {
QVERIFY(isSame(m, e));
});
connect(submodel2, &QAbstractItemModel::rowsInserted, &context,
[m = &model, e = expected.model()] {
QVERIFY(isSame(m, e));
});
connect(&model, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model, e = expectedIntermediate.model()] {
QVERIFY(isSame(m, e));
});
connect(&model, &QAbstractItemModel::rowsInserted, &context,
[m = &model, e = expected.model()] {
QVERIFY(isSame(m, e));
});
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
sourceModel.insert(3, QJsonArray {
QJsonObject {{ "name", "B"}, { "subname", "b11" }},
QJsonObject {{ "name", "D"}, { "subname", "d1" }},
QJsonObject {{ "name", "B"}, { "subname", "b12" }}
});
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(1), 2);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(2), 3);
QCOMPARE(signalsSpy.rowsInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(1), 2);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(2), 3);
QCOMPARE(submodel2Spy.rowsAboutToBeRemovedSpy.count(), 1);
QCOMPARE(submodel2Spy.rowsAboutToBeRemovedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel2Spy.rowsAboutToBeRemovedSpy.at(0).at(1), 1);
QCOMPARE(submodel2Spy.rowsAboutToBeRemovedSpy.at(0).at(2), 1);
QCOMPARE(submodel2Spy.rowsRemovedSpy.count(), 1);
QCOMPARE(submodel2Spy.rowsRemovedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel2Spy.rowsRemovedSpy.at(0).at(1), 1);
QCOMPARE(submodel2Spy.rowsRemovedSpy.at(0).at(2), 1);
QCOMPARE(submodel2Spy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(submodel2Spy.rowsAboutToBeInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel2Spy.rowsAboutToBeInsertedSpy.at(0).at(1), 1);
QCOMPARE(submodel2Spy.rowsAboutToBeInsertedSpy.at(0).at(2), 1);
QCOMPARE(submodel2Spy.rowsInsertedSpy.count(), 1);
QCOMPARE(submodel2Spy.rowsInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel2Spy.rowsInsertedSpy.at(0).at(1), 1);
QCOMPARE(submodel2Spy.rowsInsertedSpy.at(0).at(2), 1);
QCOMPARE(signalsSpy.count(), 2);
QCOMPARE(submodel1Spy.count(), 0);
QCOMPARE(submodel2Spy.count(), 4);
QCOMPARE(submodel3Spy.count(), 0);
QVERIFY(isSame(model, *expected.model()));
}
void insertAtEndTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "B"}, { "subname", "b2" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel.model());
QCOMPARE(model.rowCount(), 3);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
SnapshotModel snapshot(model);
auto submodelRole = roleForName(roles, "submodel");
auto submodel1 = model.data(model.index(0, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel2 = model.data(model.index(1, 0), submodelRole)
.value<QAbstractItemModel*>();
auto submodel3 = model.data(model.index(2, 0), submodelRole)
.value<QAbstractItemModel*>();
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" },
{ "name": "B", "subname": "b2" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" },
{ "name": "C", "subname": "c2" },
{ "name": "C", "subname": "c3" }
]
},
{
"name": "D", "subname": "d1",
"submodel": [
{ "name": "D", "subname": "d1" }
]
},
{
"name": "E", "subname": "e1",
"submodel": [
{ "name": "E", "subname": "e1" }
]
}
])");
QObject context;
connect(submodel3, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(submodel3, &QAbstractItemModel::rowsInserted, &context,
[m = &model, e = expected.model()] {
QVERIFY(isSame(m, e));
});
connect(&model, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(&model, &QAbstractItemModel::rowsInserted, &context,
[m = &model, e = expected.model()] {
QVERIFY(isSame(m, e));
});
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
sourceModel.append(QJsonArray {
QJsonObject {{ "name", "C"}, { "subname", "c2" }},
QJsonObject {{ "name", "C"}, { "subname", "c3" }},
QJsonObject {{ "name", "D"}, { "subname", "d1" }},
QJsonObject {{ "name", "E"}, { "subname", "e1" }}
});
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(1), 3);
QCOMPARE(signalsSpy.rowsAboutToBeInsertedSpy.at(0).at(2), 4);
QCOMPARE(signalsSpy.rowsInsertedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(1), 3);
QCOMPARE(signalsSpy.rowsInsertedSpy.at(0).at(2), 4);
QCOMPARE(submodel3Spy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(submodel3Spy.rowsAboutToBeInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel3Spy.rowsAboutToBeInsertedSpy.at(0).at(1), 1);
QCOMPARE(submodel3Spy.rowsAboutToBeInsertedSpy.at(0).at(2), 2);
QCOMPARE(submodel3Spy.rowsInsertedSpy.count(), 1);
QCOMPARE(submodel3Spy.rowsInsertedSpy.at(0).at(0), InvalidIdx);
QCOMPARE(submodel3Spy.rowsInsertedSpy.at(0).at(1), 1);
QCOMPARE(submodel3Spy.rowsInsertedSpy.at(0).at(2), 2);
QCOMPARE(signalsSpy.count(), 2);
QCOMPARE(submodel1Spy.count(), 0);
QCOMPARE(submodel2Spy.count(), 0);
QCOMPARE(submodel3Spy.count(), 2);
QVERIFY(isSame(model, *expected.model()));
}
void removeFromBeginingTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }}, // to be removed
QJsonObject {{ "name", "A"}, { "subname", "a2" }}, // to be removed
QJsonObject {{ "name", "B"}, { "subname", "b1" }}, // to be removed
QJsonObject {{ "name", "C"}, { "subname", "c1" }}, // to be removed
QJsonObject {{ "name", "C"}, { "subname", "c2" }}, // to be removed
QJsonObject {{ "name", "C"}, { "subname", "c3" }},
QJsonObject {{ "name", "D"}, { "subname", "d1" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel);
QCOMPARE(model.rowCount(), 4);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
SnapshotModel snapshot(model);
auto submodelRole = roleForName(roles, "submodel");
QPointer<QAbstractItemModel> submodel1
= model.data(model.index(0, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel2
= model.data(model.index(1, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel3
= model.data(model.index(2, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel4
= model.data(model.index(3, 0), submodelRole).value<QAbstractItemModel*>();
ListModelWrapper expected(engine, R"([
{
"name": "C", "subname": "c3",
"submodel": [
{ "name": "C", "subname": "c3" }
]
},
{
"name": "D", "subname": "d1",
"submodel": [
{ "name": "D", "subname": "d1" }
]
}
])");
ListModelWrapper expectedIntermediate(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
},
{
"name": "C", "subname": "c3",
"submodel": [
{ "name": "C", "subname": "c3" }
]
},
{
"name": "D", "subname": "d1",
"submodel": [
{ "name": "D", "subname": "d1" }
]
}
])");
QVERIFY(isSame(model, snapshot));
QObject context;
connect(submodel3, &QAbstractItemModel::rowsAboutToBeRemoved, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(submodel3, &QAbstractItemModel::rowsRemoved, &context,
[m = &model, e = expectedIntermediate.model()] {
QVERIFY(isSame(m, e));
});
connect(&model, &QAbstractItemModel::rowsAboutToBeRemoved, &context,
[m = &model, e = expectedIntermediate.model()] {
QVERIFY(isSame(m, e));
});
connect(&model, &QAbstractItemModel::rowsRemoved, &context,
[m = &model, e = expected.model()] {
QVERIFY(isSame(m, e));
});
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
ModelSignalsSpy submodel4Spy(submodel4);
sourceModel.remove(0, 5);
QCOMPARE(sourceModel.count(), 2);
QVERIFY(submodel1.isNull());
QVERIFY(submodel2.isNull());
QVERIFY(!submodel3.isNull());
QVERIFY(!submodel4.isNull());
QCOMPARE(signalsSpy.count(), 2);
QCOMPARE(signalsSpy.rowsAboutToBeRemovedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsRemovedSpy.count(), 1);
QCOMPARE(submodel1Spy.count(), 0);
QCOMPARE(submodel2Spy.count(), 0);
QCOMPARE(submodel3Spy.count(), 2);
QCOMPARE(submodel3Spy.rowsAboutToBeRemovedSpy.count(), 1);
QCOMPARE(submodel3Spy.rowsRemovedSpy.count(), 1);
QCOMPARE(submodel4Spy.count(), 0);
QVERIFY(isSame(&model, expected));
}
void removeSingleInTheMiddleTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "B"}, { "subname", "b2" }}, // to be removed
QJsonObject {{ "name", "B"}, { "subname", "b3" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel);
QCOMPARE(model.rowCount(), 3);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
SnapshotModel snapshot(model);
auto submodelRole = roleForName(roles, "submodel");
QPointer<QAbstractItemModel> submodel1
= model.data(model.index(0, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel2
= model.data(model.index(1, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel3
= model.data(model.index(2, 0), submodelRole).value<QAbstractItemModel*>();
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" },
{ "name": "B", "subname": "b3" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" }
]
}
])");
QVERIFY(isSame(model, snapshot));
QObject context;
connect(submodel2, &QAbstractItemModel::rowsAboutToBeRemoved, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(submodel2, &QAbstractItemModel::rowsRemoved, &context,
[m = &model, e = expected.model()] {
QVERIFY(isSame(m, e));
});
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
sourceModel.remove(2, 1);
QCOMPARE(model.rowCount(), 3);
QVERIFY(!submodel1.isNull());
QVERIFY(!submodel2.isNull());
QVERIFY(!submodel3.isNull());
QCOMPARE(signalsSpy.count(), 0);
QCOMPARE(submodel1Spy.count(), 0);
QCOMPARE(submodel2Spy.count(), 2);
QCOMPARE(submodel2Spy.rowsAboutToBeRemovedSpy.count(), 1);
QCOMPARE(submodel2Spy.rowsRemovedSpy.count(), 1);
QCOMPARE(submodel3Spy.count(), 0);
QVERIFY(isSame(&model, expected));
}
void removeGroupInTheMiddleTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }}, // to be removed
QJsonObject {{ "name", "B"}, { "subname", "b1" }}, // to be removed
QJsonObject {{ "name", "C"}, { "subname", "c1" }}, // to be removed
QJsonObject {{ "name", "C"}, { "subname", "c2" }}, // to be removed
QJsonObject {{ "name", "C"}, { "subname", "c3" }},
QJsonObject {{ "name", "D"}, { "subname", "d1" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel);
QCOMPARE(model.rowCount(), 4);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
SnapshotModel snapshot(model);
auto submodelRole = roleForName(roles, "submodel");
QPointer<QAbstractItemModel> submodel1
= model.data(model.index(0, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel2
= model.data(model.index(1, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel3
= model.data(model.index(2, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel4
= model.data(model.index(3, 0), submodelRole).value<QAbstractItemModel*>();
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" }
]
},
{
"name": "C", "subname": "c3",
"submodel": [
{ "name": "C", "subname": "c3" }
]
},
{
"name": "D", "subname": "d1",
"submodel": [
{ "name": "D", "subname": "d1" }
]
}
])");
ListModelWrapper expectedIntermediate1(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" },
{ "name": "C", "subname": "c2" },
{ "name": "C", "subname": "c3" }
]
},
{
"name": "D", "subname": "d1",
"submodel": [
{ "name": "D", "subname": "d1" }
]
}
])");
ListModelWrapper expectedIntermediate2(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
},
{
"name": "C", "subname": "c3",
"submodel": [
{ "name": "C", "subname": "c3" }
]
},
{
"name": "D", "subname": "d1",
"submodel": [
{ "name": "D", "subname": "d1" }
]
}
])");
QVERIFY(isSame(model, snapshot));
QObject context;
connect(submodel1, &QAbstractItemModel::rowsAboutToBeRemoved, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(submodel1, &QAbstractItemModel::rowsRemoved, &context,
[m = &model, e = expectedIntermediate1.model()] {
QVERIFY(isSame(m, e));
});
connect(submodel3, &QAbstractItemModel::rowsAboutToBeRemoved, &context,
[m = &model, e = expectedIntermediate1.model()] {
QVERIFY(isSame(m, e));
});
connect(submodel3, &QAbstractItemModel::rowsRemoved, &context,
[m = &model, e = expectedIntermediate2.model()] {
QVERIFY(isSame(m, e));
});
connect(&model, &QAbstractItemModel::rowsAboutToBeRemoved, &context,
[m = &model, e = expectedIntermediate2.model()] {
QVERIFY(isSame(m, e));
});
connect(&model, &QAbstractItemModel::rowsRemoved, &context,
[m = &model, e = expected.model()] {
QVERIFY(isSame(m, e));
});
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
ModelSignalsSpy submodel4Spy(submodel4);
sourceModel.remove(1, 4);
QCOMPARE(sourceModel.count(), 3);
QVERIFY(!submodel1.isNull());
QVERIFY(submodel2.isNull());
QVERIFY(!submodel3.isNull());
QVERIFY(!submodel4.isNull());
QCOMPARE(signalsSpy.count(), 2);
QCOMPARE(signalsSpy.rowsAboutToBeRemovedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsRemovedSpy.count(), 1);
QCOMPARE(submodel1Spy.count(), 2);
QCOMPARE(submodel1Spy.rowsAboutToBeRemovedSpy.count(), 1);
QCOMPARE(submodel1Spy.rowsRemovedSpy.count(), 1);
QCOMPARE(submodel2Spy.count(), 0);
QCOMPARE(submodel3Spy.count(), 2);
QCOMPARE(submodel3Spy.rowsAboutToBeRemovedSpy.count(), 1);
QCOMPARE(submodel3Spy.rowsRemovedSpy.count(), 1);
QCOMPARE(submodel4Spy.count(), 0);
QVERIFY(isSame(&model, expected));
}
void removeAllTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }},
QJsonObject {{ "name", "C"}, { "subname", "c2" }},
QJsonObject {{ "name", "C"}, { "subname", "c3" }},
QJsonObject {{ "name", "D"}, { "subname", "d1" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel);
QCOMPARE(model.rowCount(), 4);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
auto submodelRole = roleForName(roles, "submodel");
QPointer<QAbstractItemModel> submodel1
= model.data(model.index(0, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel2
= model.data(model.index(1, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel3
= model.data(model.index(2, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel4
= model.data(model.index(3, 0), submodelRole).value<QAbstractItemModel*>();
ModelSignalsSpy signalsSpy(&model);
sourceModel.remove(0, 7);
QCOMPARE(sourceModel.count(), 0);
QVERIFY(submodel1.isNull());
QVERIFY(submodel2.isNull());
QVERIFY(submodel3.isNull());
QVERIFY(submodel4.isNull());
QCOMPARE(signalsSpy.count(), 2);
QCOMPARE(signalsSpy.rowsAboutToBeRemovedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsRemovedSpy.count(), 1);
}
void removeManyAndMergeTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }},
QJsonObject {{ "name", "C"}, { "subname", "c2" }}, // to be removed
QJsonObject {{ "name", "D"}, { "subname", "d1" }}, // to be removed
QJsonObject {{ "name", "C"}, { "subname", "c3" }}, // to be removed
QJsonObject {{ "name", "C"}, { "subname", "c4" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel);
QCOMPARE(model.rowCount(), 5);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
SnapshotModel snapshot(model);
auto submodelRole = roleForName(roles, "submodel");
QPointer<QAbstractItemModel> submodel1
= model.data(model.index(0, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel2
= model.data(model.index(1, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel3
= model.data(model.index(2, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel4
= model.data(model.index(3, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel5
= model.data(model.index(4, 0), submodelRole).value<QAbstractItemModel*>();
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" },
{ "name": "C", "subname": "c4" }
]
}
])");
ListModelWrapper expectedIntermediate1(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" }
]
},
{
"name": "D", "subname": "d1",
"submodel": [
{ "name": "D", "subname": "d1" }
]
},
{
"name": "C", "subname": "c3",
"submodel": [
{ "name": "C", "subname": "c3" },
{ "name": "C", "subname": "c4" }
]
}
])");
ListModelWrapper expectedIntermediate2(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" },
]
}
])");
QObject context;
connect(submodel3, &QAbstractItemModel::rowsAboutToBeRemoved, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(submodel3, &QAbstractItemModel::rowsRemoved, &context,
[m = &model, e = expectedIntermediate1.model()] {
QVERIFY(isSame(m, e));
});
connect(&model, &QAbstractItemModel::rowsAboutToBeRemoved, &context,
[m = &model, e = expectedIntermediate1.model()] {
QVERIFY(isSame(m, e));
});
connect(&model, &QAbstractItemModel::rowsRemoved, &context,
[m = &model, e = expectedIntermediate2.model()] {
QVERIFY(isSame(m, e));
});
connect(submodel3, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model, e = expectedIntermediate2.model()] {
QVERIFY(isSame(m, e));
});
connect(submodel3, &QAbstractItemModel::rowsInserted, &context,
[m = &model, e = expected.model()] {
QVERIFY(isSame(m, e));
});
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
ModelSignalsSpy submodel4Spy(submodel4);
ModelSignalsSpy submodel5Spy(submodel5);
sourceModel.remove(4, 3);
QCOMPARE(model.rowCount(), 3);
QVERIFY(!submodel1.isNull());
QVERIFY(!submodel2.isNull());
QVERIFY(!submodel3.isNull());
QVERIFY(submodel4.isNull());
QVERIFY(submodel5.isNull());
QCOMPARE(signalsSpy.count(), 2);
QCOMPARE(signalsSpy.rowsAboutToBeRemovedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsAboutToBeRemovedSpy.at(0).at(1), 3);
QCOMPARE(signalsSpy.rowsAboutToBeRemovedSpy.at(0).at(2), 4);
QCOMPARE(signalsSpy.rowsRemovedSpy.count(), 1);
QCOMPARE(submodel1Spy.count(), 0);
QCOMPARE(submodel2Spy.count(), 0);
QCOMPARE(submodel3Spy.count(), 4);
QCOMPARE(submodel3Spy.rowsAboutToBeRemovedSpy.count(), 1);
QCOMPARE(submodel3Spy.rowsAboutToBeRemovedSpy.at(0).at(1), 1);
QCOMPARE(submodel3Spy.rowsAboutToBeRemovedSpy.at(0).at(2), 1);
QCOMPARE(submodel3Spy.rowsRemovedSpy.count(), 1);
QCOMPARE(submodel3Spy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(submodel3Spy.rowsAboutToBeInsertedSpy.at(0).at(1), 1);
QCOMPARE(submodel3Spy.rowsAboutToBeInsertedSpy.at(0).at(2), 1);
QCOMPARE(submodel3Spy.rowsInsertedSpy.count(), 1);
QCOMPARE(submodel4Spy.count(), 0);
QCOMPARE(submodel5Spy.count(), 0);
QVERIFY(isSame(&model, expected));
}
void removeSingleAndMergeTest()
{
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }},
QJsonObject {{ "name", "D"}, { "subname", "d1" }}, // to be removed
QJsonObject {{ "name", "C"}, { "subname", "c2" }}
});
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel);
QCOMPARE(model.rowCount(), 5);
auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
SnapshotModel snapshot(model);
auto submodelRole = roleForName(roles, "submodel");
QPointer<QAbstractItemModel> submodel1
= model.data(model.index(0, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel2
= model.data(model.index(1, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel3
= model.data(model.index(2, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel4
= model.data(model.index(3, 0), submodelRole).value<QAbstractItemModel*>();
QPointer<QAbstractItemModel> submodel5
= model.data(model.index(4, 0), submodelRole).value<QAbstractItemModel*>();
ListModelWrapper expected(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" },
{ "name": "C", "subname": "c2" }
]
}
])");
ListModelWrapper expectedIntermediate(engine, R"([
{
"name": "A", "subname": "a1",
"submodel": [
{ "name": "A", "subname": "a1" },
{ "name": "A", "subname": "a2" }
]
},
{
"name": "B", "subname": "b1",
"submodel": [
{ "name": "B", "subname": "b1" }
]
},
{
"name": "C", "subname": "c1",
"submodel": [
{ "name": "C", "subname": "c1" }
]
}
])");
QObject context;
connect(&model, &QAbstractItemModel::rowsAboutToBeRemoved, &context,
[m = &model, s = &snapshot] {
QVERIFY(isSame(m, s));
});
connect(&model, &QAbstractItemModel::rowsRemoved, &context,
[m = &model, e = expectedIntermediate.model()] {
QVERIFY(isSame(m, e));
});
connect(submodel3, &QAbstractItemModel::rowsAboutToBeInserted, &context,
[m = &model, e = expectedIntermediate.model()] {
QVERIFY(isSame(m, e));
});
connect(submodel3, &QAbstractItemModel::rowsInserted, &context,
[m = &model, e = expected.model()] {
QVERIFY(isSame(m, e));
});
ModelSignalsSpy signalsSpy(&model);
ModelSignalsSpy submodel1Spy(submodel1);
ModelSignalsSpy submodel2Spy(submodel2);
ModelSignalsSpy submodel3Spy(submodel3);
ModelSignalsSpy submodel4Spy(submodel4);
ModelSignalsSpy submodel5Spy(submodel5);
sourceModel.remove(4, 1);
QCOMPARE(model.rowCount(), 3);
QVERIFY(!submodel1.isNull());
QVERIFY(!submodel2.isNull());
QVERIFY(!submodel3.isNull());
QVERIFY(submodel4.isNull());
QVERIFY(submodel5.isNull());
QCOMPARE(signalsSpy.count(), 2);
QCOMPARE(signalsSpy.rowsAboutToBeRemovedSpy.count(), 1);
QCOMPARE(signalsSpy.rowsAboutToBeRemovedSpy.at(0).at(1), 3);
QCOMPARE(signalsSpy.rowsAboutToBeRemovedSpy.at(0).at(2), 4);
QCOMPARE(signalsSpy.rowsRemovedSpy.count(), 1);
QCOMPARE(submodel1Spy.count(), 0);
QCOMPARE(submodel2Spy.count(), 0);
QCOMPARE(submodel3Spy.count(), 2);
QCOMPARE(submodel3Spy.rowsAboutToBeInsertedSpy.count(), 1);
QCOMPARE(submodel3Spy.rowsAboutToBeInsertedSpy.at(0).at(1), 1);
QCOMPARE(submodel3Spy.rowsAboutToBeInsertedSpy.at(0).at(2), 1);
QCOMPARE(submodel3Spy.rowsInsertedSpy.count(), 1);
QCOMPARE(submodel4Spy.count(), 0);
QCOMPARE(submodel5Spy.count(), 0);
QVERIFY(isSame(&model, expected));
}
void submodelsDeletionOnDestructionTest() {
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }}
});
QPointer<QAbstractItemModel> submodel1, submodel2, submodel3;
{
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel);
QCOMPARE(model.rowCount(), 3);
auto roles = model.roleNames();
auto submodelRole = roleForName(roles, "submodel");
submodel1 = model.data(model.index(0, 0), submodelRole).value<QAbstractItemModel*>();
submodel2 = model.data(model.index(1, 0), submodelRole).value<QAbstractItemModel*>();
submodel3 = model.data(model.index(2, 0), submodelRole).value<QAbstractItemModel*>();
QVERIFY(!submodel1.isNull());
QVERIFY(!submodel2.isNull());
QVERIFY(!submodel3.isNull());
}
QVERIFY(submodel1.isNull());
QVERIFY(submodel2.isNull());
QVERIFY(submodel3.isNull());
}
void submodelsDeletionOnResetTest() {
QQmlEngine engine;
ListModelWrapper sourceModel(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }}
});
QPointer<QAbstractItemModel> submodel1, submodel2, submodel3;
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(sourceModel);
QCOMPARE(model.rowCount(), 3);
auto roles = model.roleNames();
auto submodelRole = roleForName(roles, "submodel");
submodel1 = model.data(model.index(0, 0), submodelRole).value<QAbstractItemModel*>();
submodel2 = model.data(model.index(1, 0), submodelRole).value<QAbstractItemModel*>();
submodel3 = model.data(model.index(2, 0), submodelRole).value<QAbstractItemModel*>();
QVERIFY(!submodel1.isNull());
QVERIFY(!submodel2.isNull());
QVERIFY(!submodel3.isNull());
model.setSourceModel(nullptr);
QVERIFY(submodel1.isNull());
QVERIFY(submodel2.isNull());
QVERIFY(submodel3.isNull());
QCOMPARE(model.rowCount(), 0);
}
void submodelResetTest() {
QQmlEngine engine;
ListModelWrapper sourceModel1(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "subname", "a1" }},
QJsonObject {{ "name", "A"}, { "subname", "a2" }},
QJsonObject {{ "name", "B"}, { "subname", "b1" }},
QJsonObject {{ "name", "C"}, { "subname", "c1" }}
});
ListModelWrapper sourceModel2(engine, QJsonArray {
QJsonObject {{ "name", "A"}, { "other", "a1" }},
QJsonObject {{ "name", "A"}, { "other", "a2" }},
QJsonObject {{ "name", "B"}, { "other", "b1" }},
QJsonObject {{ "name", "C"}, { "other", "c1" }},
QJsonObject {{ "name", "C"}, { "other", "c2" }},
QJsonObject {{ "name", "D"}, { "other", "d1" }}
});
auto contains = [](auto roles, auto name) {
return std::find(roles.cbegin(), roles.cend(), name) != roles.cend();
};
QIdentityProxyModel identity;
identity.setSourceModel(sourceModel1);
GroupingModel model;
model.setGroupingRoleName("name");
model.setSourceModel(&identity);
{
const auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
QVERIFY(contains(roles, "name"));
QVERIFY(contains(roles, "subname"));
QVERIFY(contains(roles, "submodel"));
}
QCOMPARE(model.rowCount(), 3);
ModelSignalsSpy signalsSpy(&model);
identity.setSourceModel(sourceModel2);
{
const auto roles = model.roleNames();
QCOMPARE(roles.size(), 3);
QVERIFY(contains(roles, "name"));
QVERIFY(contains(roles, "other"));
QVERIFY(contains(roles, "submodel"));
}
QCOMPARE(signalsSpy.count(), 2);
QCOMPARE(signalsSpy.modelAboutToBeResetSpy.count(), 1);
QCOMPARE(signalsSpy.modelResetSpy.count(), 1);
QCOMPARE(model.rowCount(), 4);
identity.setSourceModel(nullptr);
{
const auto roles = model.roleNames();
QCOMPARE(roles.size(), 0);
}
QCOMPARE(signalsSpy.count(), 4);
QCOMPARE(signalsSpy.modelAboutToBeResetSpy.count(), 2);
QCOMPARE(signalsSpy.modelResetSpy.count(), 2);
QCOMPARE(model.rowCount(), 0);
model.setSourceModel(nullptr);
ModelSignalsSpy signalsSpy2(&model);
identity.setSourceModel(sourceModel2);
QCOMPARE(signalsSpy2.count(), 0);
}
};
QTEST_MAIN(TestGroupingModel)
#include "tst_GroupingModel.moc"