animated_padding_test.dart 2.11 KB
Newer Older
Ian Hickson's avatar
Ian Hickson committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61
// Copyright 2015 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/rendering.dart';
import 'package:flutter/widgets.dart';

void main() {
  testWidgets('AnimatedPadding.debugFillProperties', (WidgetTester tester) async {
    final AnimatedPadding padding = new AnimatedPadding(
      padding: const EdgeInsets.all(7.0),
      curve: Curves.ease,
      duration: const Duration(milliseconds: 200),
    );

    expect(padding, hasOneLineDescription);
  });

  testWidgets('AnimatedPadding padding visual-to-directional animation', (WidgetTester tester) async {
    final Key target = new UniqueKey();

    await tester.pumpWidget(
      new Directionality(
        textDirection: TextDirection.rtl,
        child: new AnimatedPadding(
          duration: const Duration(milliseconds: 200),
          padding: const EdgeInsets.only(right: 50.0),
          child: new SizedBox.expand(key: target),
        ),
      ),
    );

    expect(tester.getSize(find.byKey(target)), const Size(750.0, 600.0));
    expect(tester.getTopRight(find.byKey(target)), const Offset(750.0, 0.0));

    await tester.pumpWidget(
      new Directionality(
        textDirection: TextDirection.rtl,
        child: new AnimatedPadding(
          duration: const Duration(milliseconds: 200),
          padding: const EdgeInsetsDirectional.only(start: 100.0),
          child: new SizedBox.expand(key: target),
        ),
      ),
    );

    expect(tester.getSize(find.byKey(target)), const Size(750.0, 600.0));
    expect(tester.getTopRight(find.byKey(target)), const Offset(750.0, 0.0));

    await tester.pump(const Duration(milliseconds: 100));

    expect(tester.getSize(find.byKey(target)), const Size(725.0, 600.0));
    expect(tester.getTopRight(find.byKey(target)), const Offset(725.0, 0.0));

    await tester.pump(const Duration(milliseconds: 500));

    expect(tester.getSize(find.byKey(target)), const Size(700.0, 600.0));
    expect(tester.getTopRight(find.byKey(target)), const Offset(700.0, 0.0));
  });
}