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// Copyright 2014 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:flutter_test/flutter_test.dart';
import 'package:flutter/gestures.dart';
class TestGestureRecognizer extends GestureRecognizer {
TestGestureRecognizer({ Object? debugOwner }) : super(debugOwner: debugOwner);
@override
String get debugDescription => 'debugDescription content';
@override
void addPointer(PointerDownEvent event) { }
@override
void acceptGesture(int pointer) { }
@override
void rejectGesture(int pointer) { }
}
void main() {
test('GestureRecognizer smoketest', () {
final TestGestureRecognizer recognizer = TestGestureRecognizer(debugOwner: 0);
expect(recognizer, hasAGoodToStringDeep);
});
test('OffsetPair', () {
const OffsetPair offset1 = OffsetPair(
local: Offset(10, 20),
global: Offset(30, 40),
);
expect(offset1.local, const Offset(10, 20));
expect(offset1.global, const Offset(30, 40));
const OffsetPair offset2 = OffsetPair(
local: Offset(50, 60),
global: Offset(70, 80),
);
final OffsetPair sum = offset2 + offset1;
expect(sum.local, const Offset(60, 80));
expect(sum.global, const Offset(100, 120));
final OffsetPair difference = offset2 - offset1;
expect(difference.local, const Offset(40, 40));
expect(difference.global, const Offset(40, 40));
});
}