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import QtQuick 2.0
import QtTest 1.0
import QtWebEngine 1.1

TestWebEngineView {
    id: webEngineView
    width: 200
    height: 200
    profile: testDownloadProfile

    property int totalBytes: 0
    property int receivedBytes: 0
    property bool cancelDownload: false
    property var downloadState: []

    SignalSpy {
        id: downLoadRequestedSpy
        target: testDownloadProfile
        signalName: "downloadRequested"
    }

    SignalSpy {
        id: downloadFinishedSpy
        target: testDownloadProfile
        signalName: "downloadFinished"
    }

    Connections {
        id: downloadItemConnections
        onStateChanged: downloadState.push(target.state)
    }

    WebEngineProfile {
        id: testDownloadProfile

        onDownloadRequested: {
            downloadState.push(download.state)
            downloadItemConnections.target = download
            if (cancelDownload) {
                download.cancel()
            } else {
                totalBytes = download.totalBytes
                download.path = "testfile.zip"
                download.accept()
            }
        }
        onDownloadFinished: {
            receivedBytes = download.receivedBytes;
        }
    }

    TestCase {
        name: "WebEngineViewDownload"

        function init() {
            downLoadRequestedSpy.clear()
            downloadFinishedSpy.clear()
            totalBytes = 0
            receivedBytes = 0
            cancelDownload = false
            downloadItemConnections.target = null
            downloadState = []
        }

        function test_downloadRequest() {
            compare(downLoadRequestedSpy.count, 0)
            webEngineView.url = Qt.resolvedUrl("download.zip")
            downLoadRequestedSpy.wait()
            compare(downLoadRequestedSpy.count, 1)
            compare(downloadState[0], WebEngineDownloadItem.DownloadRequested)
        }

        function test_totalFileLength() {
            compare(downLoadRequestedSpy.count, 0)
            webEngineView.url = Qt.resolvedUrl("download.zip")
            downLoadRequestedSpy.wait()
            compare(downLoadRequestedSpy.count, 1)
            compare(totalBytes, 325)
        }

        function test_downloadSucceeded() {
            compare(downLoadRequestedSpy.count, 0)
            webEngineView.url = Qt.resolvedUrl("download.zip")
            downLoadRequestedSpy.wait()
            compare(downLoadRequestedSpy.count, 1)
            compare(downloadState[1], WebEngineDownloadItem.DownloadInProgress)
            downloadFinishedSpy.wait()
            compare(totalBytes, receivedBytes)
            compare(downloadState[2], WebEngineDownloadItem.DownloadCompleted)
        }

        function test_downloadCancelled() {
            compare(downLoadRequestedSpy.count, 0)
            cancelDownload = true
            webEngineView.url = Qt.resolvedUrl("download.zip")
            downLoadRequestedSpy.wait()
            compare(downLoadRequestedSpy.count, 1)
            compare(downloadFinishedSpy.count, 1)
            compare(downloadState[1], WebEngineDownloadItem.DownloadCancelled)
        }
    }
}