qt-everywhere-src-5.15.1/qtwebengine/tests/auto/quick/qmltests/data/tst_navigationHistory.qml

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** This file is part of the QtWebEngine module of the Qt Toolkit.
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import QtQuick 2.0
import QtTest 1.0
import QtWebEngine 1.2

TestWebEngineView {
    id: webEngineView
    width: 400
    height: 300

    ListView {
        id: backItemsList
        anchors.fill: parent
        model: webEngineView.navigationHistory.backItems
        currentIndex: count - 1
        delegate:
            Text {
                color:"black"
                text: url
            }
    }

    ListView {
        id: forwardItemsList
        anchors.fill: parent
        model: webEngineView.navigationHistory.forwardItems
        currentIndex: 0
        delegate:
            Text {
                color:"black"
                text: url
            }
    }

    TestCase {
        name: "WebEngineViewNavigationHistory"

        function test_navigationHistory() {
            compare(webEngineView.loadProgress, 0)

            webEngineView.url = Qt.resolvedUrl("test1.html")
            verify(webEngineView.waitForLoadSucceeded())
            compare(webEngineView.canGoBack, false)
            compare(webEngineView.canGoForward, false)
            compare(backItemsList.count, 0)
            compare(forwardItemsList.count, 0)

            webEngineView.url = Qt.resolvedUrl("test2.html")
            verify(webEngineView.waitForLoadSucceeded())
            compare(webEngineView.url, Qt.resolvedUrl("test2.html"))
            compare(webEngineView.canGoBack, true)
            compare(webEngineView.canGoForward, false)
            compare(backItemsList.count, 1)
            compare(backItemsList.currentItem.text, Qt.resolvedUrl("test1.html"))

            webEngineView.goBackOrForward(-1)
            verify(webEngineView.waitForLoadSucceeded())
            compare(webEngineView.url, Qt.resolvedUrl("test1.html"))
            compare(webEngineView.canGoBack, false)
            compare(webEngineView.canGoForward, true)
            compare(backItemsList.count, 0)
            compare(forwardItemsList.count, 1)
            compare(forwardItemsList.currentItem.text, Qt.resolvedUrl("test2.html"))

            webEngineView.goForward()
            verify(webEngineView.waitForLoadSucceeded())
            compare(webEngineView.url, Qt.resolvedUrl("test2.html"))
            compare(webEngineView.canGoBack, true)
            compare(webEngineView.canGoForward, false)
            compare(backItemsList.count, 1)
            compare(forwardItemsList.count, 0)
            compare(backItemsList.currentItem.text, Qt.resolvedUrl("test1.html"))

            webEngineView.url = Qt.resolvedUrl("javascript.html")
            verify(webEngineView.waitForLoadSucceeded())
            compare(webEngineView.url, Qt.resolvedUrl("javascript.html"))
            compare(webEngineView.canGoBack, true)
            compare(webEngineView.canGoForward, false)
            compare(backItemsList.count, 2)
            compare(forwardItemsList.count, 0)
            compare(backItemsList.currentItem.text, Qt.resolvedUrl("test1.html"))

            webEngineView.goBackOrForward(-2)
            verify(webEngineView.waitForLoadSucceeded())
            compare(webEngineView.url, Qt.resolvedUrl("test1.html"))
            compare(webEngineView.canGoBack, false)
            compare(webEngineView.canGoForward, true)
            compare(backItemsList.count, 0)
            compare(forwardItemsList.count, 2)
            compare(forwardItemsList.currentItem.text, Qt.resolvedUrl("test2.html"))

            webEngineView.goBackOrForward(2)
            verify(webEngineView.waitForLoadSucceeded())
            compare(webEngineView.url, Qt.resolvedUrl("javascript.html"))
            compare(webEngineView.canGoBack, true)
            compare(webEngineView.canGoForward, false)
            compare(backItemsList.count, 2)
            compare(forwardItemsList.count, 0)
            compare(backItemsList.currentItem.text, Qt.resolvedUrl("test1.html"))

            webEngineView.goBack()
            verify(webEngineView.waitForLoadSucceeded())
            compare(webEngineView.url, Qt.resolvedUrl("test2.html"))
            compare(webEngineView.canGoBack, true)
            compare(webEngineView.canGoForward, true)
            compare(backItemsList.count, 1)
            compare(forwardItemsList.count, 1)
            compare(backItemsList.currentItem.text, Qt.resolvedUrl("test1.html"))
            compare(forwardItemsList.currentItem.text, Qt.resolvedUrl("javascript.html"))

            webEngineView.navigationHistory.clear()
            compare(webEngineView.url, Qt.resolvedUrl("test2.html"))
            compare(webEngineView.canGoBack, false)
            compare(webEngineView.canGoForward, false)
            compare(backItemsList.count, 0)
            compare(forwardItemsList.count, 0)
        }
    }
}