示例#1
0
    def testRange(self):
        # minimal test to check if wrapper generate GUI for each processign context
        self.checkConstructWrapper(QgsProcessingParameterRange('test'),
                                   RangeWidgetWrapper)

        alg = QgsApplication.processingRegistry().createAlgorithmById(
            'native:centroids')
        dlg = AlgorithmDialog(alg)
        param = QgsProcessingParameterRange(
            name='test',
            description='test',
            type=QgsProcessingParameterNumber.Double,
            defaultValue="0.0,100.0")

        wrapper = RangeWidgetWrapper(param, dlg)
        widget = wrapper.createWidget()

        # range values check

        # check initial value
        self.assertEqual(widget.getValue(), '0.0,100.0')
        # check set/get
        widget.setValue("100.0,200.0")
        self.assertEqual(widget.getValue(), '100.0,200.0')
        # check that min/max are mutually adapted
        widget.setValue("200.0,100.0")
        self.assertEqual(widget.getValue(), '100.0,100.0')
        widget.spnMax.setValue(50)
        self.assertEqual(widget.getValue(), '50.0,50.0')
        widget.spnMin.setValue(100)
        self.assertEqual(widget.getValue(), '100.0,100.0')

        # check for integers
        param = QgsProcessingParameterRange(
            name='test',
            description='test',
            type=QgsProcessingParameterNumber.Integer,
            defaultValue="0.1,100.1")

        wrapper = RangeWidgetWrapper(param, dlg)
        widget = wrapper.createWidget()

        # range values check

        # check initial value
        self.assertEqual(widget.getValue(), '0.0,100.0')
        # check rounding
        widget.setValue("100.1,200.1")
        self.assertEqual(widget.getValue(), '100.0,200.0')
        widget.setValue("100.6,200.6")
        self.assertEqual(widget.getValue(), '101.0,201.0')
        # check set/get
        widget.setValue("100.1,200.1")
        self.assertEqual(widget.getValue(), '100.0,200.0')
        # check that min/max are mutually adapted
        widget.setValue("200.1,100.1")
        self.assertEqual(widget.getValue(), '100.0,100.0')
        widget.spnMax.setValue(50.1)
        self.assertEqual(widget.getValue(), '50.0,50.0')
        widget.spnMin.setValue(100.1)
        self.assertEqual(widget.getValue(), '100.0,100.0')