// 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/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_test/flutter_test.dart';

void main() {
  testWidgets('Icon sizing - no theme, default size', (WidgetTester tester) async {
    await tester.pumpWidget(
      new Center(
        child: new Icon(null)
      )
    );

    RenderBox renderObject = tester.renderObject(find.byType(Icon));
    expect(renderObject.size, equals(const Size.square(24.0)));
  });

  testWidgets('Icon sizing - no theme, explicit size', (WidgetTester tester) async {
    await tester.pumpWidget(
      new Center(
        child: new Icon(
          null,
          size: 96.0
        )
      )
    );

    RenderBox renderObject = tester.renderObject(find.byType(Icon));
    expect(renderObject.size, equals(const Size.square(96.0)));
  });

  testWidgets('Icon sizing - sized theme', (WidgetTester tester) async {
    await tester.pumpWidget(
      new Center(
        child: new IconTheme(
          data: new IconThemeData(size: 36.0),
          child: new Icon(null)
        )
      )
    );

    RenderBox renderObject = tester.renderObject(find.byType(Icon));
    expect(renderObject.size, equals(const Size.square(36.0)));
  });

  testWidgets('Icon sizing - sized theme, explicit size', (WidgetTester tester) async {
    await tester.pumpWidget(
      new Center(
        child: new IconTheme(
          data: new IconThemeData(size: 36.0),
          child: new Icon(
            null,
            size: 48.0
          )
        )
      )
    );

    RenderBox renderObject = tester.renderObject(find.byType(Icon));
    expect(renderObject.size, equals(const Size.square(48.0)));
  });

  testWidgets('Icon sizing - sizeless theme, default size', (WidgetTester tester) async {
    await tester.pumpWidget(
      new Center(
        child: new IconTheme(
          data: new IconThemeData(),
          child: new Icon(null)
        )
      )
    );

    RenderBox renderObject = tester.renderObject(find.byType(Icon));
    expect(renderObject.size, equals(const Size.square(24.0)));
  });
}