blob: c86414e13c06669a0968a771518f00ce696d15fb [file] [log] [blame]
// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:test/bootstrap/browser.dart';
import 'package:test/test.dart';
import 'package:ui/ui.dart';
void main() {
internalBootstrapBrowserTest(() => testMain);
}
void testMain() {
test('GestureSettings has a reasonable toString', () {
const GestureSettings gestureSettings =
GestureSettings(physicalDoubleTapSlop: 2.5, physicalTouchSlop: 1.5);
expect(gestureSettings.toString(),
'GestureSettings(physicalTouchSlop: 1.5, physicalDoubleTapSlop: 2.5)');
});
test('GestureSettings has a correct equality', () {
// don't refactor these to be const, that defeats the point!
final double value = nonconst(2.0);
final GestureSettings settingsA =
GestureSettings(physicalDoubleTapSlop: value, physicalTouchSlop: 1.0);
final GestureSettings settingsB =
GestureSettings(physicalDoubleTapSlop: value, physicalTouchSlop: 3.0);
final GestureSettings settingsC =
GestureSettings(physicalDoubleTapSlop: value, physicalTouchSlop: 1.0);
expect(settingsA, equals(settingsC));
expect(settingsC, equals(settingsA));
expect(settingsA, isNot(equals(settingsB)));
expect(settingsC, isNot(equals(settingsB)));
expect(settingsB, isNot(equals(settingsA)));
expect(settingsB, isNot(equals(settingsC)));
});
test('GestureSettings copyWith preserves already set values', () {
const GestureSettings initial =
GestureSettings(physicalDoubleTapSlop: 1.0, physicalTouchSlop: 1.0);
final GestureSettings copyA = initial.copyWith();
expect(copyA.physicalDoubleTapSlop, 1.0);
expect(copyA.physicalTouchSlop, 1.0);
final GestureSettings copyB =
copyA.copyWith(physicalDoubleTapSlop: 2.0, physicalTouchSlop: 2.0);
expect(copyB.physicalDoubleTapSlop, 2.0);
expect(copyB.physicalTouchSlop, 2.0);
});
test('GestureSettings constructor defaults to null', () {
const GestureSettings settings = GestureSettings();
expect(settings.physicalDoubleTapSlop, null);
expect(settings.physicalTouchSlop, null);
});
}
// Prevent the linter from complaining about a const value so that
// non-identical equality can be tested.
T nonconst<T>(T value) => value;