qt-everywhere-src-5.14.1/qtlocation/tests/auto/declarative_core/tst_position.qml

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** This file is part of the test suite of the Qt Toolkit.
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import QtQuick 2.0
import QtTest 1.0
import QtPositioning 5.3

TestCase {
    id: testCase

    name: "Position"

    Position { id: defaultPosition }

    SignalSpy { id: latitudeValidSpy; target: defaultPosition; signalName: "latitudeValidChanged" }
    SignalSpy { id: longitudeValidSpy; target: defaultPosition; signalName: "longitudeValidChanged" }
    SignalSpy { id: altitudeValidSpy; target: defaultPosition; signalName: "altitudeValidChanged" }
    SignalSpy { id: timestampSpy; target: defaultPosition; signalName: "timestampChanged" }
    SignalSpy { id: speedSpy; target: defaultPosition; signalName: "speedChanged" }
    SignalSpy { id: speedValidSpy; target: defaultPosition; signalName: "speedValidChanged" }
    SignalSpy { id: coordinateSpy; target: defaultPosition; signalName: "coordinateChanged" }
    SignalSpy { id: horizontalAccuracySpy; target: defaultPosition; signalName: "horizontalAccuracyChanged" }
    SignalSpy { id: horizontalAccuracyValidSpy; target: defaultPosition; signalName: "horizontalAccuracyValidChanged" }
    SignalSpy { id: verticalAccuracySpy; target: defaultPosition; signalName: "verticalAccuracyChanged" }
    SignalSpy { id: verticalAccuracyValidSpy; target: defaultPosition; signalName: "verticalAccuracyValidChanged" }
    SignalSpy { id: directionSpy; target: defaultPosition; signalName: "directionChanged" }
    SignalSpy { id: verticalSpeedSpy; target: defaultPosition; signalName: "verticalSpeedChanged" }

    function test_defaults() {
        compare(defaultPosition.latitudeValid, false);
        compare(defaultPosition.longitudeValid, false);
        compare(defaultPosition.altitudeValid, false);
        compare(defaultPosition.speedValid, false);
        compare(defaultPosition.horizontalAccuracyValid, false);
        compare(defaultPosition.verticalAccuracyValid, false);
        verify(!defaultPosition.directionValid);
        verify(isNaN(defaultPosition.direction));
        verify(!defaultPosition.verticalSpeedValid);
        verify(isNaN(defaultPosition.verticalSpeed));
    }

    function test_modifiers() {
        latitudeValidSpy.clear();
        longitudeValidSpy.clear();
        altitudeValidSpy.clear();
        timestampSpy.clear();
        speedSpy.clear();
        speedValidSpy.clear();
        coordinateSpy.clear();
        horizontalAccuracySpy.clear();
        horizontalAccuracyValidSpy.clear();
        verticalAccuracySpy.clear();
        verticalAccuracyValidSpy.clear();
        directionSpy.clear();
        verticalSpeedSpy.clear();

        defaultPosition.horizontalAccuracy = 10;
        compare(horizontalAccuracySpy.count, 1);
        compare(horizontalAccuracyValidSpy.count, 1);
        compare(defaultPosition.horizontalAccuracy, 10);
        compare(defaultPosition.horizontalAccuracyValid, true);

        defaultPosition.verticalAccuracy = 10;
        compare(verticalAccuracySpy.count, 1);
        compare(verticalAccuracyValidSpy.count, 1);
        compare(defaultPosition.verticalAccuracy, 10);
        compare(defaultPosition.verticalAccuracyValid, true);

        // some extra precautions
        compare(horizontalAccuracyValidSpy.count, 1);
        compare(speedSpy.count, 0);
        compare(speedValidSpy.count, 0);
    }
}