blob: 2680603168ee8093100bc4c5d745e0bf52ade5d0 [file] [log] [blame]
// Copyright 2016 The Chromium 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/widgets.dart';
void main() {
testWidgets('BoxConstraintsTween control test', (WidgetTester tester) async {
final BoxConstraintsTween tween = new BoxConstraintsTween(
begin: new BoxConstraints.tight(const Size(20.0, 50.0)),
end: new BoxConstraints.tight(const Size(10.0, 30.0))
);
final BoxConstraints result = tween.lerp(0.25);
expect(result.minWidth, 17.5);
expect(result.maxWidth, 17.5);
expect(result.minHeight, 45.0);
expect(result.maxHeight, 45.0);
});
testWidgets('DecorationTween control test', (WidgetTester tester) async {
final DecorationTween tween = new DecorationTween(
begin: const BoxDecoration(color: const Color(0xFF00FF00)),
end: const BoxDecoration(color: const Color(0xFFFFFF00))
);
final BoxDecoration result = tween.lerp(0.25);
expect(result.color, const Color(0xFF3FFF00));
});
testWidgets('EdgeInsetsTween control test', (WidgetTester tester) async {
final EdgeInsetsTween tween = new EdgeInsetsTween(
begin: const EdgeInsets.symmetric(vertical: 50.0),
end: const EdgeInsets.only(top: 10.0, bottom: 30.0)
);
final EdgeInsets result = tween.lerp(0.25);
expect(result.left, 0.0);
expect(result.right, 0.0);
expect(result.top, 40.0);
expect(result.bottom, 45.0);
});
testWidgets('Matrix4Tween control test', (WidgetTester tester) async {
final Matrix4Tween tween = new Matrix4Tween(
begin: new Matrix4.translationValues(10.0, 20.0, 30.0),
end: new Matrix4.translationValues(14.0, 24.0, 34.0)
);
final Matrix4 result = tween.lerp(0.25);
expect(result, equals(new Matrix4.translationValues(11.0, 21.0, 31.0)));
});
}