StatusQ: Add generic LeftJoinModel model mimicking SQL Left Join
Closes: #12502
This commit is contained in:
Michał Cieślak
Michał
parent
628d9cdd31
commit
ffadd7522c
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import QtQuick 2.15
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import QtQuick.Controls 2.15
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import QtQuick.Layouts 1.15
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import StatusQ 0.1
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Item {
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id: root
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readonly property var colors: [
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"red", "green", "purple", "orange","gray", "ping", "brown", "blue"
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]
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ListModel {
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id: leftModel
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ListElement {
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title: "Token 1"
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communityId: "1"
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}
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ListElement {
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title: "Token 2"
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communityId: "1"
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}
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ListElement {
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title: "Token 3"
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communityId: "2"
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}
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ListElement {
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title: "Token 4"
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communityId: "3"
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}
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ListElement {
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title: "Token 5"
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communityId: ""
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}
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ListElement {
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title: "Token 6"
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communityId: "1"
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}
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}
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ListModel {
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id: rightModel
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ListElement {
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communityId: "1"
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name: "Community 1"
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color: "red"
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}
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ListElement {
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communityId: "2"
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name: "Community 2"
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color: "green"
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}
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ListElement {
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communityId: "3"
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name: "Community 3"
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color: "blue"
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}
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}
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LeftJoinModel {
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id: leftJoinModel
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leftModel: leftModel
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rightModel: rightModel
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joinRole: "communityId"
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}
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ColumnLayout {
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anchors.fill: parent
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anchors.margins: 40
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RowLayout {
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Layout.fillWidth: true
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Layout.fillHeight: true
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clip: true
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Rectangle {
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Layout.fillWidth: true
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Layout.fillHeight: true
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border.color: "gray"
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ListView {
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anchors.fill: parent
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model: leftModel
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header: Label {
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height: implicitHeight * 2
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text: `Left model (${leftModel.count})`
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font.bold: true
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verticalAlignment: Text.AlignVCenter
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}
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ScrollBar.vertical: ScrollBar {}
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delegate: Label {
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width: ListView.view.width
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text: `${model.title}, community id: ${model.communityId || "-"}`
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}
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}
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}
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Rectangle {
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Layout.fillWidth: true
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Layout.fillHeight: true
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border.color: "gray"
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ListView {
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anchors.fill: parent
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model: rightModel
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header: Label {
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height: implicitHeight * 2
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text: `Right model (${rightModel.count})`
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font.bold: true
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verticalAlignment: Text.AlignVCenter
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}
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ScrollBar.vertical: ScrollBar {}
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delegate: RowLayout {
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width: ListView.view.width - 10
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Label {
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Layout.fillWidth: true
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text: `${model.name}, community id: ${model.communityId}`
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}
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Rectangle {
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Layout.preferredWidth: parent.height
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Layout.preferredHeight: parent.height
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color: model.color
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MouseArea {
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anchors.fill: parent
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onClicked: {
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const colorIndex = root.colors.indexOf(
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model.color)
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const nextIndex = (colorIndex + 1)
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% root.colors.length
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rightModel.setProperty(index, "color",
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root.colors[nextIndex])
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}
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}
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}
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}
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}
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}
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Rectangle {
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Layout.fillWidth: true
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Layout.fillHeight: true
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border.color: "gray"
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ListView {
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id: leftJoinListView
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anchors.fill: parent
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model: leftJoinModel
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header: Label {
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height: implicitHeight * 2
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text: `Left Join model (${leftJoinListView.count})`
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font.bold: true
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verticalAlignment: Text.AlignVCenter
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}
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ScrollBar.vertical: ScrollBar {}
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delegate: RowLayout {
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id: row
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width: ListView.view.width - 10
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readonly property bool hasCommunity: model.communityId.length
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Label {
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Layout.fillWidth: true
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text: model.title + (row.hasCommunity
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? `, community id: ${model.communityId}, name: ${model.name}`
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: "")
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}
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Rectangle {
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Layout.preferredWidth: parent.height
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Layout.preferredHeight: parent.height
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color: model.color || "transparent"
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}
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}
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}
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}
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}
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RowLayout {
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Layout.fillWidth: true
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Label {
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text: "Left model count: " + leftModel.count
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}
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Label {
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text: "Right model count: " + rightModel.count
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}
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Button {
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text: "add 100 left model items"
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onClicked: {
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for (let i = 0; i < 100; i++) {
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const count = leftModel.count
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const entry = {
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title: "Token " + (count + 1),
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communityId: (Math.floor(Math.random() * rightModel.count) + 1).toString()
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}
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leftModel.append(entry)
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}
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}
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}
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Button {
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text: "add 10 right model items"
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onClicked: {
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for (let i = 0; i < 10; i++) {
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const count = rightModel.count
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const entry = {
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communityId: count.toString(),
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name: "Community " + count,
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color: root.colors[Math.floor(Math.random() * colors.length)]
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}
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rightModel.append(entry)
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}
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}
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}
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Button {
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text: "shuffle"
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onClicked: {
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const count = leftModel.count
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const iterations = count / 2
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for (let i = 0; i < iterations; i++) {
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leftModel.move(Math.floor(Math.random() * (count - 1)),
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Math.floor(Math.random() * (count - 1)),
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Math.floor(Math.random() * 2) + 1)
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}
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}
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}
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}
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}
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}
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// category: Models
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@ -89,6 +89,7 @@ endif()
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add_library(StatusQ SHARED
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${STATUSQ_QRC_COMPILED}
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include/StatusQ/QClipboardProxy.h
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include/StatusQ/leftjoinmodel.h
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include/StatusQ/modelutilsinternal.h
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include/StatusQ/permissionutilsinternal.h
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include/StatusQ/rolesrenamingmodel.h
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@ -97,6 +98,7 @@ add_library(StatusQ SHARED
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include/StatusQ/statuswindow.h
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include/StatusQ/stringutilsinternal.h
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src/QClipboardProxy.cpp
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src/leftjoinmodel.cpp
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src/modelutilsinternal.cpp
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src/permissionutilsinternal.cpp
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src/plugin.cpp
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@ -0,0 +1,58 @@
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#pragma once
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#include <QIdentityProxyModel>
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class LeftJoinModel : public QIdentityProxyModel
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{
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Q_OBJECT
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Q_PROPERTY(QAbstractItemModel* leftModel READ leftModel
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WRITE setLeftModel NOTIFY leftModelChanged)
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Q_PROPERTY(QAbstractItemModel* rightModel READ rightModel
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WRITE setRightModel NOTIFY rightModelChanged)
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Q_PROPERTY(QString joinRole READ joinRole
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WRITE setJoinRole NOTIFY joinRoleChanged)
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public:
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explicit LeftJoinModel(QObject* parent = nullptr);
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void setLeftModel(QAbstractItemModel* model);
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QAbstractItemModel* leftModel() const;
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void setRightModel(QAbstractItemModel* model);
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QAbstractItemModel* rightModel() const;
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void setJoinRole(const QString& joinRole);
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const QString& joinRole() const;
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QHash<int, QByteArray> roleNames() const override;
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QVariant data(const QModelIndex& index, int role) const override;
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void setSourceModel(QAbstractItemModel* newSourceModel) override;
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signals:
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void leftModelChanged();
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void rightModelChanged();
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void joinRoleChanged();
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private:
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void initializeIfReady();
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void initialize();
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int m_rightModelRolesOffset = 0;
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QHash<int, QByteArray> m_roleNames;
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QVector<int> m_joinedRoles;
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QString m_joinRole;
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int m_leftModelJoinRole = 0;
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int m_rightModelJoinRole = 0;
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QAbstractItemModel* m_leftModel = nullptr;
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QAbstractItemModel* m_rightModel = nullptr;
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bool m_leftModelDestroyed = false;
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bool m_rightModelDestroyed = false;
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mutable QPersistentModelIndex m_lastUsedRightModelIndex;
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};
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@ -0,0 +1,240 @@
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#include "StatusQ/leftjoinmodel.h"
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#include <QDebug>
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#include <algorithm>
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LeftJoinModel::LeftJoinModel(QObject* parent)
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: QIdentityProxyModel{parent}
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{
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}
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void LeftJoinModel::initializeIfReady()
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{
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if (m_leftModel && m_rightModel && !m_joinRole.isEmpty()
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&& !m_leftModel->roleNames().empty()
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&& !m_rightModel->roleNames().empty())
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initialize();
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}
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void LeftJoinModel::initialize()
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{
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auto leftRoleNames = m_leftModel->roleNames();
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auto rightRoleNames = m_rightModel->roleNames();
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if (leftRoleNames.isEmpty() || rightRoleNames.isEmpty()) {
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qWarning() << "Both left and right models have to contain some roles!";
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return;
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}
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auto leftModelJoinRoleList = leftRoleNames.keys(m_joinRole.toUtf8());
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auto rightModelJoinRoleList = rightRoleNames.keys(m_joinRole.toUtf8());
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if (leftModelJoinRoleList.size() != 1
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|| rightModelJoinRoleList.size() != 1) {
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qWarning().noquote() << QString("Both left and right models have to "
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"contain join role %1!").arg(m_joinRole);
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return;
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}
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m_leftModelJoinRole = leftModelJoinRoleList.at(0);
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m_rightModelJoinRole = rightModelJoinRoleList.at(0);
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auto leftRoles = leftRoleNames.keys();
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auto maxLeftRole = std::max_element(leftRoles.cbegin(), leftRoles.cend());
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auto rightRolesOffset = *maxLeftRole + 1;
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auto roleNames = leftRoleNames;
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auto i = rightRoleNames.constBegin();
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while (i != rightRoleNames.constEnd()) {
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if (i.value() != m_joinRole) {
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auto roleWithOffset = i.key() + rightRolesOffset;
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roleNames.insert(roleWithOffset, i.value());
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m_joinedRoles.append(roleWithOffset);
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}
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++i;
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}
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m_rightModelRolesOffset = rightRolesOffset;
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m_roleNames = roleNames;
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connect(m_rightModel, &QAbstractItemModel::dataChanged, this,
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[this](auto& topLeft, auto& bottomRight, auto& roles) {
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QVector<int> rolesTranslated;
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if (roles.contains(m_rightModelJoinRole)) {
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rolesTranslated = m_joinedRoles;
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} else {
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rolesTranslated = roles;
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for (auto& role : rolesTranslated)
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role += m_rightModelRolesOffset;
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}
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emit dataChanged(index(0, 0), index(rowCount() - 1, 0), rolesTranslated);
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});
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disconnect(m_leftModel, &QAbstractItemModel::rowsInserted,
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this, &LeftJoinModel::initializeIfReady);
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disconnect(m_rightModel, &QAbstractItemModel::rowsInserted,
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this, &LeftJoinModel::initializeIfReady);
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auto emitJoinedRolesChanged = [this] {
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emit dataChanged(index(0, 0), index(rowCount() - 1, 0), m_joinedRoles);
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};
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connect(m_rightModel, &QAbstractItemModel::rowsRemoved, this,
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emitJoinedRolesChanged);
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connect(m_rightModel, &QAbstractItemModel::rowsInserted, this,
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emitJoinedRolesChanged);
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connect(m_rightModel, &QAbstractItemModel::modelReset, this,
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emitJoinedRolesChanged);
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connect(m_rightModel, &QAbstractItemModel::layoutChanged, this,
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emitJoinedRolesChanged);
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connect(this, &QAbstractItemModel::dataChanged, this,
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[this](auto& topLeft, auto& bottomRight, auto& roles) {
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if (roles.contains(m_leftModelJoinRole))
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emit dataChanged(topLeft, bottomRight, m_joinedRoles);
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});
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QIdentityProxyModel::setSourceModel(m_leftModel);
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}
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QVariant LeftJoinModel::data(const QModelIndex& index, int role) const
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{
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if (!index.isValid())
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return {};
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auto idx = m_leftModel->index(index.row(), index.column());
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if (role < m_rightModelRolesOffset)
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return m_leftModel->data(idx, role);
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if (m_rightModelDestroyed)
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return {};
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QVariant joinRoleLeftValue = m_leftModel->data(idx, m_leftModelJoinRole);
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if (m_lastUsedRightModelIndex.isValid()
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&& m_rightModel->data(m_lastUsedRightModelIndex,
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m_rightModelJoinRole) == joinRoleLeftValue)
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{
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return m_rightModel->data(m_lastUsedRightModelIndex,
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role - m_rightModelRolesOffset);
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}
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int rightModelCount = m_rightModel->rowCount();
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for (int i = 0; i < rightModelCount; i++) {
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auto rightModelIdx = m_rightModel->index(i, 0);
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auto rightJointRoleValue = m_rightModel->data(rightModelIdx,
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m_rightModelJoinRole);
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if (joinRoleLeftValue == rightJointRoleValue) {
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m_lastUsedRightModelIndex = rightModelIdx;
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return m_rightModel->data(rightModelIdx,
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role - m_rightModelRolesOffset);
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}
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}
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return {};
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}
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void LeftJoinModel::setLeftModel(QAbstractItemModel* model)
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{
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if (m_leftModel == model)
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return;
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if (m_leftModel != nullptr || m_leftModelDestroyed) {
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qWarning("Changing left model is not supported!");
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return;
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}
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m_leftModel = model;
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// Some models may have roles undefined until first row is inserted,
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// like ListModel, therefore in such cases initialization must be deferred
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// until first insertion.
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connect(m_leftModel, &QAbstractItemModel::rowsInserted,
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this, &LeftJoinModel::initializeIfReady);
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connect(m_leftModel, &QObject::destroyed, this, [this] {
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this->m_leftModel = nullptr;
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this->m_leftModelDestroyed = true;
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});
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emit leftModelChanged();
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initializeIfReady();
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}
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QAbstractItemModel* LeftJoinModel::leftModel() const
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{
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return m_leftModel;
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}
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void LeftJoinModel::setRightModel(QAbstractItemModel* model)
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{
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if (m_rightModel == model)
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return;
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if (m_rightModel != nullptr || m_rightModelDestroyed) {
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qWarning("Changing right model is not supported!");
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return;
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}
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m_rightModel = model;
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// see: LeftJoinModel::setLeftModel
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connect(m_rightModel, &QAbstractItemModel::rowsInserted,
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this, &LeftJoinModel::initializeIfReady);
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connect(m_rightModel, &QObject::destroyed, this, [this] {
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this->m_rightModel = nullptr;
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this->m_rightModelDestroyed = true;
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});
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emit rightModelChanged();
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initializeIfReady();
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}
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QAbstractItemModel* LeftJoinModel::rightModel() const
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{
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return m_rightModel;
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}
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||||
|
||||
void LeftJoinModel::setJoinRole(const QString& joinRole)
|
||||
{
|
||||
if (m_joinRole.isEmpty() && joinRole.isEmpty())
|
||||
return;
|
||||
|
||||
if (!m_joinRole.isEmpty()) {
|
||||
qWarning("Changing join role is not supported!");
|
||||
return;
|
||||
}
|
||||
|
||||
m_joinRole = joinRole;
|
||||
|
||||
emit joinRoleChanged();
|
||||
|
||||
initializeIfReady();
|
||||
}
|
||||
|
||||
const QString& LeftJoinModel::joinRole() const
|
||||
{
|
||||
return m_joinRole;
|
||||
}
|
||||
|
||||
void LeftJoinModel::setSourceModel(QAbstractItemModel* newSourceModel)
|
||||
{
|
||||
qWarning() << "Source model is not intended to be set directly on this model."
|
||||
" Use setLeftModel and setRightModel instead!";
|
||||
}
|
||||
|
||||
QHash<int, QByteArray> LeftJoinModel::roleNames() const
|
||||
{
|
||||
return m_roleNames;
|
||||
}
|
||||
|
|
@ -4,6 +4,7 @@
|
|||
#include <qqmlsortfilterproxymodeltypes.h>
|
||||
|
||||
#include "StatusQ/QClipboardProxy.h"
|
||||
#include "StatusQ/leftjoinmodel.h"
|
||||
#include "StatusQ/modelutilsinternal.h"
|
||||
#include "StatusQ/permissionutilsinternal.h"
|
||||
#include "StatusQ/rolesrenamingmodel.h"
|
||||
|
|
@ -25,6 +26,7 @@ public:
|
|||
qmlRegisterType<StatusSyntaxHighlighter>("StatusQ", 0, 1, "StatusSyntaxHighlighter");
|
||||
qmlRegisterType<RXValidator>("StatusQ", 0, 1, "RXValidator");
|
||||
|
||||
qmlRegisterType<LeftJoinModel>("StatusQ", 0, 1, "LeftJoinModel");
|
||||
qmlRegisterType<RolesRenamingModel>("StatusQ", 0, 1, "RolesRenamingModel");
|
||||
qmlRegisterType<RoleRename>("StatusQ", 0, 1, "RoleRename");
|
||||
|
||||
|
|
|
|||
|
|
@ -44,3 +44,7 @@ target_compile_definitions(${PROJECT_NAME} PRIVATE
|
|||
add_executable(RolesRenamingModelTest tst_RolesRenamingModel.cpp)
|
||||
target_link_libraries(RolesRenamingModelTest PRIVATE Qt5::Qml Qt5::Test StatusQ)
|
||||
add_test(RolesRenamingModelTest COMMAND RolesRenamingModelTest)
|
||||
|
||||
add_executable(LeftJoinModelTest tst_LeftJoinModel.cpp)
|
||||
target_link_libraries(LeftJoinModelTest PRIVATE Qt5::Test StatusQ)
|
||||
add_test(LeftJoinModelTest COMMAND LeftJoinModelTest)
|
||||
|
|
|
|||
|
|
@ -0,0 +1,626 @@
|
|||
#include <QSignalSpy>
|
||||
#include <QTest>
|
||||
|
||||
#include <memory>
|
||||
|
||||
#include <StatusQ/leftjoinmodel.h>
|
||||
|
||||
namespace {
|
||||
|
||||
class TestSourceModel : public QAbstractListModel {
|
||||
|
||||
public:
|
||||
|
||||
explicit TestSourceModel(QList<QPair<QString, QVariantList>> data)
|
||||
: m_data(std::move(data))
|
||||
{
|
||||
m_roles.reserve(m_data.size());
|
||||
|
||||
for (auto i = 0; i < m_data.size(); i++)
|
||||
m_roles.insert(i, m_data.at(i).first.toUtf8());
|
||||
}
|
||||
|
||||
int rowCount(const QModelIndex& parent) const override
|
||||
{
|
||||
assert(m_data.size());
|
||||
return m_data.first().second.size();
|
||||
}
|
||||
|
||||
QVariant data(const QModelIndex& index, int role) const override
|
||||
{
|
||||
if (!index.isValid())
|
||||
return {};
|
||||
|
||||
const auto row = index.row();
|
||||
|
||||
if (role >= m_data.length() || row >= m_data.at(0).second.length())
|
||||
return {};
|
||||
|
||||
return m_data.at(role).second.at(row);
|
||||
}
|
||||
|
||||
void insert(int index, QVariantList row)
|
||||
{
|
||||
beginInsertRows(QModelIndex{}, index, index);
|
||||
|
||||
assert(row.size() == m_data.size());
|
||||
|
||||
for (int i = 0; i < m_data.size(); i++) {
|
||||
auto& roleVariantList = m_data[i].second;
|
||||
assert(index <= roleVariantList.size());
|
||||
roleVariantList.insert(index, row.at(i));
|
||||
}
|
||||
|
||||
endInsertRows();
|
||||
}
|
||||
|
||||
void update(int index, int role, QVariant value)
|
||||
{
|
||||
assert(role < m_data.size() && index < m_data[role].second.size());
|
||||
m_data[role].second[index].setValue(std::move(value));
|
||||
|
||||
emit dataChanged(this->index(index, 0), this->index(index, 0), { role });
|
||||
}
|
||||
|
||||
void remove(int index)
|
||||
{
|
||||
beginRemoveRows(QModelIndex{}, index, index);
|
||||
|
||||
for (int i = 0; i < m_data.size(); i++) {
|
||||
auto& roleVariantList = m_data[i].second;
|
||||
assert(index < roleVariantList.size());
|
||||
roleVariantList.removeAt(index);
|
||||
}
|
||||
|
||||
endRemoveRows();
|
||||
}
|
||||
|
||||
QHash<int, QByteArray> roleNames() const override
|
||||
{
|
||||
return m_roles;
|
||||
}
|
||||
|
||||
private:
|
||||
QList<QPair<QString, QVariantList>> m_data;
|
||||
QHash<int, QByteArray> m_roles;
|
||||
};
|
||||
|
||||
}
|
||||
|
||||
class TestLeftJoinModel: public QObject
|
||||
{
|
||||
Q_OBJECT
|
||||
|
||||
private slots:
|
||||
|
||||
void emptyModelTest() {
|
||||
LeftJoinModel model;
|
||||
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
}
|
||||
|
||||
void initializationTest()
|
||||
{
|
||||
TestSourceModel leftModel({
|
||||
{ "title", { "Token 1", "Token 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
TestSourceModel rightModel({
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
model.setLeftModel(&leftModel);
|
||||
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
|
||||
model.setRightModel(&rightModel);
|
||||
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
|
||||
model.setJoinRole("communityId");
|
||||
|
||||
QCOMPARE(model.rowCount(), 2);
|
||||
|
||||
QHash<int, QByteArray> roles{{0, "title" }, {1, "communityId"}, {2, "name"}};
|
||||
QCOMPARE(model.roleNames(), roles);
|
||||
}
|
||||
|
||||
void setSourceModelDirectlyTest()
|
||||
{
|
||||
TestSourceModel leftModel({
|
||||
{ "title", { "Token 1", "Token 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
|
||||
QTest::ignoreMessage(QtWarningMsg,
|
||||
"Source model is not intended to be set directly "
|
||||
"on this model. Use setLeftModel and setRightModel instead!");
|
||||
model.setSourceModel(&leftModel);
|
||||
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
}
|
||||
|
||||
void noJoinRoleTest()
|
||||
{
|
||||
{
|
||||
TestSourceModel leftModel({
|
||||
{ "title", { "Token 1", "Token 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
TestSourceModel rightModel({
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
model.setLeftModel(&leftModel);
|
||||
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
|
||||
model.setRightModel(&rightModel);
|
||||
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
|
||||
QTest::ignoreMessage(QtWarningMsg,
|
||||
"Both left and right models have to contain "
|
||||
"join role someRole!");
|
||||
|
||||
model.setJoinRole("someRole");
|
||||
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
}
|
||||
{
|
||||
TestSourceModel leftModel({
|
||||
{ "title", { "Token 1", "Token 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
TestSourceModel rightModel({
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
model.setLeftModel(&leftModel);
|
||||
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
|
||||
model.setRightModel(&rightModel);
|
||||
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
|
||||
QTest::ignoreMessage(QtWarningMsg,
|
||||
"Both left and right models have to contain "
|
||||
"join role title!");
|
||||
|
||||
model.setJoinRole("title");
|
||||
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
}
|
||||
{
|
||||
TestSourceModel leftModel({
|
||||
{ "title", { "Token 1", "Token 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
TestSourceModel rightModel({
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
model.setLeftModel(&leftModel);
|
||||
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
|
||||
model.setRightModel(&rightModel);
|
||||
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
|
||||
QTest::ignoreMessage(QtWarningMsg,
|
||||
"Both left and right models have to contain "
|
||||
"join role name!");
|
||||
|
||||
model.setJoinRole("name");
|
||||
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
}
|
||||
}
|
||||
|
||||
void basicAccesTest()
|
||||
{
|
||||
TestSourceModel leftModel({
|
||||
{ "title", { "Token 1", "Token 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
TestSourceModel rightModel({
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
model.setLeftModel(&leftModel);
|
||||
model.setRightModel(&rightModel);
|
||||
model.setJoinRole("communityId");
|
||||
|
||||
QCOMPARE(model.rowCount(), 2);
|
||||
QCOMPARE(model.data(model.index(0, 0), 0), QString("Token 1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 0), QString("Token 2"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 1), QString("community_1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 1), QString("community_2"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 2), QString("Community 1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 2), QString("Community 2"));
|
||||
}
|
||||
|
||||
void changesPropagationTest()
|
||||
{
|
||||
TestSourceModel leftModel({
|
||||
{ "title", { "Token 1", "Token 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
TestSourceModel rightModel({
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }},
|
||||
{ "color", { "red", "green" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
model.setLeftModel(&leftModel);
|
||||
model.setRightModel(&rightModel);
|
||||
model.setJoinRole("communityId");
|
||||
|
||||
{
|
||||
QSignalSpy dataChangedSpy(&model, &LeftJoinModel::dataChanged);
|
||||
|
||||
rightModel.update(0, 0, "Community 1 Updated");
|
||||
QCOMPARE(dataChangedSpy.count(), 1);
|
||||
|
||||
QCOMPARE(dataChangedSpy.first().at(0), model.index(0, 0));
|
||||
QCOMPARE(dataChangedSpy.first().at(1), model.index(model.rowCount() - 1, 0));
|
||||
QCOMPARE(dataChangedSpy.first().at(2).value<QVector<int>>(), {2});
|
||||
|
||||
QCOMPARE(model.rowCount(), 2);
|
||||
QCOMPARE(model.data(model.index(0, 0), 0), QString("Token 1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 0), QString("Token 2"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 1), QString("community_1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 1), QString("community_2"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 2), QString("Community 1 Updated"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 2), QString("Community 2"));
|
||||
}
|
||||
{
|
||||
QSignalSpy dataChangedSpy(&model, &LeftJoinModel::dataChanged);
|
||||
|
||||
leftModel.update(1, 0, "Token 2 Updated");
|
||||
QCOMPARE(dataChangedSpy.count(), 1);
|
||||
|
||||
QCOMPARE(dataChangedSpy.first().at(0), model.index(1, 0));
|
||||
QCOMPARE(dataChangedSpy.first().at(1), model.index(1, 0));
|
||||
QCOMPARE(dataChangedSpy.first().at(2).value<QVector<int>>(), {0});
|
||||
|
||||
QCOMPARE(model.rowCount(), 2);
|
||||
QCOMPARE(model.data(model.index(0, 0), 0), QString("Token 1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 0), QString("Token 2 Updated"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 1), QString("community_1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 1), QString("community_2"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 2), QString("Community 1 Updated"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 2), QString("Community 2"));
|
||||
}
|
||||
}
|
||||
|
||||
void rightModelJoinRoleChangesPropagationTest()
|
||||
{
|
||||
TestSourceModel leftModel({
|
||||
{ "title", { "Token 1", "Token 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
TestSourceModel rightModel({
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
model.setLeftModel(&leftModel);
|
||||
model.setRightModel(&rightModel);
|
||||
model.setJoinRole("communityId");
|
||||
|
||||
QSignalSpy dataChangedSpy(&model, &LeftJoinModel::dataChanged);
|
||||
|
||||
rightModel.update(1, 1, "community_3");
|
||||
QCOMPARE(dataChangedSpy.count(), 1);
|
||||
|
||||
QCOMPARE(dataChangedSpy.first().at(0), model.index(0, 0));
|
||||
QCOMPARE(dataChangedSpy.first().at(1), model.index(model.rowCount() - 1, 0));
|
||||
QCOMPARE(dataChangedSpy.first().at(2).value<QVector<int>>(), {2});
|
||||
|
||||
QCOMPARE(model.rowCount(), 2);
|
||||
QCOMPARE(model.data(model.index(0, 0), 0), QString("Token 1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 0), QString("Token 2"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 1), QString("community_1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 1), QString("community_2"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 2), QString("Community 1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 2), {});
|
||||
}
|
||||
|
||||
void rightModelRemovalPropagationTest()
|
||||
{
|
||||
TestSourceModel leftModel({
|
||||
{ "title", { "Token 1", "Token 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
TestSourceModel rightModel({
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
model.setLeftModel(&leftModel);
|
||||
model.setRightModel(&rightModel);
|
||||
model.setJoinRole("communityId");
|
||||
|
||||
QSignalSpy dataChangedSpy(&model, &LeftJoinModel::dataChanged);
|
||||
|
||||
rightModel.remove(1);
|
||||
QCOMPARE(dataChangedSpy.count(), 1);
|
||||
|
||||
QCOMPARE(dataChangedSpy.first().at(0), model.index(0, 0));
|
||||
QCOMPARE(dataChangedSpy.first().at(1), model.index(model.rowCount() - 1, 0));
|
||||
QCOMPARE(dataChangedSpy.first().at(2).value<QVector<int>>(), {2});
|
||||
|
||||
QCOMPARE(model.rowCount(), 2);
|
||||
QCOMPARE(model.data(model.index(0, 0), 0), QString("Token 1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 0), QString("Token 2"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 1), QString("community_1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 1), QString("community_2"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 2), QString("Community 1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 2), {});
|
||||
}
|
||||
|
||||
void rightModelAdditionPropagationTest()
|
||||
{
|
||||
TestSourceModel leftModel({
|
||||
{ "title", { "Token 1", "Token 2", "Token 3"}},
|
||||
{ "communityId", { "community_1", "community_2", "community_3" }}
|
||||
});
|
||||
|
||||
TestSourceModel rightModel({
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
model.setLeftModel(&leftModel);
|
||||
model.setRightModel(&rightModel);
|
||||
model.setJoinRole("communityId");
|
||||
|
||||
QSignalSpy dataChangedSpy(&model, &LeftJoinModel::dataChanged);
|
||||
|
||||
rightModel.insert(2, {"Community 3", "community_3"});
|
||||
QCOMPARE(dataChangedSpy.count(), 1);
|
||||
|
||||
QCOMPARE(dataChangedSpy.first().at(0), model.index(0, 0));
|
||||
QCOMPARE(dataChangedSpy.first().at(1), model.index(model.rowCount() - 1, 0));
|
||||
QCOMPARE(dataChangedSpy.first().at(2).value<QVector<int>>(), {2});
|
||||
|
||||
QCOMPARE(model.rowCount(), 3);
|
||||
QCOMPARE(model.data(model.index(0, 0), 0), QString("Token 1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 0), QString("Token 2"));
|
||||
QCOMPARE(model.data(model.index(2, 0), 0), QString("Token 3"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 1), QString("community_1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 1), QString("community_2"));
|
||||
QCOMPARE(model.data(model.index(2, 0), 1), QString("community_3"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 2), QString("Community 1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 2), QString("Community 2"));
|
||||
QCOMPARE(model.data(model.index(2, 0), 2), QString("Community 3"));
|
||||
}
|
||||
|
||||
void leftModelJoinRoleChangesPropagationTest()
|
||||
{
|
||||
TestSourceModel leftModel({
|
||||
{ "title", { "Token 1", "Token 2", "Token 3"}},
|
||||
{ "communityId", { "community_1", "community_2", "community_1" }}
|
||||
});
|
||||
|
||||
TestSourceModel rightModel({
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
model.setLeftModel(&leftModel);
|
||||
model.setRightModel(&rightModel);
|
||||
model.setJoinRole("communityId");
|
||||
|
||||
QSignalSpy dataChangedSpy(&model, &LeftJoinModel::dataChanged);
|
||||
|
||||
leftModel.update(1, 1, "community_1");
|
||||
QCOMPARE(dataChangedSpy.count(), 2);
|
||||
|
||||
QCOMPARE(dataChangedSpy.first().at(0), model.index(1, 0));
|
||||
QCOMPARE(dataChangedSpy.first().at(1), model.index(1, 0));
|
||||
QCOMPARE(dataChangedSpy.first().at(2).value<QVector<int>>(), {2});
|
||||
|
||||
QCOMPARE(dataChangedSpy.at(1).at(0), model.index(1, 0));
|
||||
QCOMPARE(dataChangedSpy.at(1).at(1), model.index(1, 0));
|
||||
QCOMPARE(dataChangedSpy.at(1).at(2).value<QVector<int>>(), {1});
|
||||
|
||||
QCOMPARE(model.rowCount(), 3);
|
||||
QCOMPARE(model.data(model.index(0, 0), 0), QString("Token 1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 0), QString("Token 2"));
|
||||
QCOMPARE(model.data(model.index(2, 0), 0), QString("Token 3"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 1), QString("community_1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 1), QString("community_1"));
|
||||
QCOMPARE(model.data(model.index(2, 0), 1), QString("community_1"));
|
||||
QCOMPARE(model.data(model.index(0, 0), 2), QString("Community 1"));
|
||||
QCOMPARE(model.data(model.index(1, 0), 2), QString("Community 1"));
|
||||
QCOMPARE(model.data(model.index(2, 0), 2), QString("Community 1"));
|
||||
}
|
||||
|
||||
void modelsDeletedBeforeInitializationTest()
|
||||
{
|
||||
auto leftModel = std::make_unique<TestSourceModel>(
|
||||
QList<QPair<QString, QVariantList>>{
|
||||
{ "title", { "Token 1", "Token 2", "Token 3"}},
|
||||
{ "communityId", { "community_1", "community_2", "community_1" }}
|
||||
});
|
||||
|
||||
auto rightModel = std::make_unique<TestSourceModel>(
|
||||
QList<QPair<QString, QVariantList>>{
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
model.setLeftModel(leftModel.get());
|
||||
model.setRightModel(rightModel.get());
|
||||
|
||||
leftModel.reset();
|
||||
rightModel.reset();
|
||||
|
||||
model.setJoinRole("communityId");
|
||||
|
||||
QCOMPARE(model.roleNames(), {});
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.data(model.index(0, 0), 0), {});
|
||||
QCOMPARE(model.data(model.index(0, 0), 2), {});
|
||||
|
||||
TestSourceModel newLeftModel({
|
||||
{ "title", { "Token 1", "Token 2", "Token 3"}},
|
||||
{ "communityId", { "community_1", "community_2", "community_1" }}
|
||||
});
|
||||
|
||||
TestSourceModel newRightModel({
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
QTest::ignoreMessage(QtWarningMsg,
|
||||
"Changing left model is not supported!");
|
||||
model.setLeftModel(&newLeftModel);
|
||||
|
||||
QTest::ignoreMessage(QtWarningMsg,
|
||||
"Changing right model is not supported!");
|
||||
model.setRightModel(&newRightModel);
|
||||
}
|
||||
|
||||
void modelsDeletedAfterInitializationTest()
|
||||
{
|
||||
auto leftModel = std::make_unique<TestSourceModel>(
|
||||
QList<QPair<QString, QVariantList>>{
|
||||
{ "title", { "Token 1", "Token 2", "Token 3"}},
|
||||
{ "communityId", { "community_1", "community_2", "community_1" }}
|
||||
});
|
||||
|
||||
auto rightModel = std::make_unique<TestSourceModel>(
|
||||
QList<QPair<QString, QVariantList>>{
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
model.setLeftModel(leftModel.get());
|
||||
model.setRightModel(rightModel.get());
|
||||
|
||||
model.setJoinRole("communityId");
|
||||
|
||||
leftModel.reset();
|
||||
rightModel.reset();
|
||||
|
||||
QHash<int, QByteArray> roles{{0, "title" }, {1, "communityId"}, {2, "name"}};
|
||||
QCOMPARE(model.roleNames(), roles);
|
||||
QCOMPARE(model.rowCount(), 0);
|
||||
QCOMPARE(model.data(model.index(0, 0), 0), {});
|
||||
QCOMPARE(model.data(model.index(0, 0), 2), {});
|
||||
|
||||
TestSourceModel newLeftModel({
|
||||
{ "title", { "Token 1", "Token 2", "Token 3"}},
|
||||
{ "communityId", { "community_1", "community_2", "community_1" }}
|
||||
});
|
||||
|
||||
TestSourceModel newRightModel({
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
QTest::ignoreMessage(QtWarningMsg,
|
||||
"Changing left model is not supported!");
|
||||
model.setLeftModel(&newLeftModel);
|
||||
|
||||
QTest::ignoreMessage(QtWarningMsg,
|
||||
"Changing right model is not supported!");
|
||||
model.setRightModel(&newRightModel);
|
||||
}
|
||||
|
||||
void rightModelDeletedAfterInitializationTest()
|
||||
{
|
||||
auto leftModel = std::make_unique<TestSourceModel>(
|
||||
QList<QPair<QString, QVariantList>>{
|
||||
{ "title", { "Token 1", "Token 2", "Token 3"}},
|
||||
{ "communityId", { "community_1", "community_2", "community_1" }}
|
||||
});
|
||||
|
||||
auto rightModel = std::make_unique<TestSourceModel>(
|
||||
QList<QPair<QString, QVariantList>>{
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
LeftJoinModel model;
|
||||
model.setLeftModel(leftModel.get());
|
||||
model.setRightModel(rightModel.get());
|
||||
|
||||
model.setJoinRole("communityId");
|
||||
|
||||
rightModel.reset();
|
||||
|
||||
QHash<int, QByteArray> roles{{0, "title" }, {1, "communityId"}, {2, "name"}};
|
||||
QCOMPARE(model.roleNames(), roles);
|
||||
QCOMPARE(model.rowCount(), 3);
|
||||
QCOMPARE(model.data(model.index(0, 0), 0), "Token 1");
|
||||
QCOMPARE(model.data(model.index(0, 0), 1), "community_1");
|
||||
QCOMPARE(model.data(model.index(0, 0), 2), {});
|
||||
|
||||
TestSourceModel newLeftModel({
|
||||
{ "title", { "Token 1", "Token 2", "Token 3"}},
|
||||
{ "communityId", { "community_1", "community_2", "community_1" }}
|
||||
});
|
||||
|
||||
TestSourceModel newRightModel({
|
||||
{ "name", { "Community 1", "Community 2" }},
|
||||
{ "communityId", { "community_1", "community_2" }}
|
||||
});
|
||||
|
||||
QTest::ignoreMessage(QtWarningMsg,
|
||||
"Changing left model is not supported!");
|
||||
model.setLeftModel(&newLeftModel);
|
||||
|
||||
QTest::ignoreMessage(QtWarningMsg,
|
||||
"Changing right model is not supported!");
|
||||
model.setRightModel(&newRightModel);
|
||||
}
|
||||
};
|
||||
|
||||
QTEST_MAIN(TestLeftJoinModel)
|
||||
#include "tst_LeftJoinModel.moc"
|
||||
Loading…
Reference in New Issue