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Updates to debugFillProperties to test all properties in slider.dart and slider_test.dart (#39632)

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Slade Capasso 2019-09-09 21:31:40 -04:00 committed by Hans Muller
parent 663d0b13bc
commit 4c254e5e8a
2 changed files with 42 additions and 0 deletions
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8
packages/flutter/lib/src/material/slider.dart
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@ -381,8 +381,16 @@ class Slider extends StatefulWidget {
void debugFillProperties(DiagnosticPropertiesBuilder properties) {
super.debugFillProperties(properties);
properties.add(DoubleProperty('value', value));
properties.add(ObjectFlagProperty<ValueChanged<double>>('onChanged', onChanged, ifNull: 'disabled'));
properties.add(ObjectFlagProperty<ValueChanged<double>>.has('onChangeStart', onChangeStart));
properties.add(ObjectFlagProperty<ValueChanged<double>>.has('onChangeEnd', onChangeEnd));
properties.add(DoubleProperty('min', min));
properties.add(DoubleProperty('max', max));
properties.add(IntProperty('divisions', divisions));
properties.add(StringProperty('label', label));
properties.add(ColorProperty('activeColor', activeColor));
properties.add(ColorProperty('inactiveColor', inactiveColor));
properties.add(ObjectFlagProperty<ValueChanged<double>>.has('semanticFormatterCallback', semanticFormatterCallback));
}
}

34
packages/flutter/test/material/slider_test.dart
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@ -1547,4 +1547,38 @@ void main() {
final RenderBox renderObject = tester.renderObject<RenderBox>(find.byType(Slider));
expect(renderObject.size.height, 200);
});
testWidgets(
'Slider implements debugFillProperties', (WidgetTester tester) async {
final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
const Slider(
activeColor: Colors.blue,
divisions: 10,
inactiveColor: Colors.grey,
label: 'Set a value',
max: 100.0,
min: 0.0,
onChanged: null,
onChangeEnd: null,
onChangeStart: null,
semanticFormatterCallback: null,
value: 50.0,
).debugFillProperties(builder);
final List<String> description = builder.properties
.where((DiagnosticsNode node) => !node.isFiltered(DiagnosticLevel.info))
.map((DiagnosticsNode node) => node.toString()).toList();
expect(description, <String>[
'value: 50.0',
'disabled',
'min: 0.0',
'max: 100.0',
'divisions: 10',
'label: "Set a value"',
'activeColor: MaterialColor(primary value: Color(0xff2196f3))',
'inactiveColor: MaterialColor(primary value: Color(0xff9e9e9e))',
]);
});
}