agnamc9

List<Purchase> purchases = [
    Purchase(amount: 500),
    Purchase(amount: 1500),
    Purchase(amount: 1000),
];
var material = Materials(purchase: purchases);
var count = material.purchase
    .map((e) => e.amount)
    .toList()
    .fold(0, (previousValue, element) => previousValue + element);

agnamc9

 
//Here debug console output
Expected: <Instance of 'DataResponse<Utilisateur>'>
  Actual: <null>

package:test_api                                         expect
package:flutter_test/src/widget_tester.dart 369:3        expect
test/repositories/login/login_api_client_test.dart 30:7  main.<fn>.<fn>

// login_api_client_test.dart

agnamc9

import 'package:flutter/material.dart';

class AnimatedContainerTest extends StatefulWidget {
  @override
  _AnimatedContainerTestState createState() => _AnimatedContainerTestState();
}

class _AnimatedContainerTestState extends State<AnimatedContainerTest> {
  bool isBigger = false;

agnamc9

import 'package:flutter/material.dart';
import 'dart:math' as math;

class TweenAnimationTest extends StatefulWidget {
  @override
  _TweenAnimationTestState createState() => _TweenAnimationTestState();
}

class _TweenAnimationTestState extends State<TweenAnimationTest> {
  double endValue = 0.0;

agnamc9

import 'package:flutter/material.dart';

class RotationTransitionTest extends StatefulWidget {
  @override
  _RotationTransitionTestState createState() => _RotationTransitionTestState();
}

class _RotationTransitionTestState extends State<RotationTransitionTest>
    with SingleTickerProviderStateMixin {
  AnimationController _animationController;

agnamc9

import 'package:flutter/material.dart';

class CompoundWidget extends StatefulWidget {
  final Function onChanged;

  const CompoundWidget({Key key, this.onChanged}) : super(key: key);

  @override
  _CompoundWidgetState createState() => _CompoundWidgetState();
}

agnamc9

import 'package:flutter/material.dart';
import 'package:vector_math/vector_math.dart' as vector_math;
import 'package:custom_view/composition_widget.dart';
import 'package:custom_view/custom_circle.dart';

/*
  custom_circle.dart
*/
class CustomCircle extends CustomPainter {
  Paint circlePaint = Paint()

agnamc9

// custom_circle.dart

import 'package:flutter/material.dart';
import 'package:vector_math/vector_math.dart' as vector_math;

class CustomCircle extends CustomPainter {
  Paint circlePaint = Paint()
    ..color = Colors.grey.shade800
    ..style = PaintingStyle.stroke
    ..strokeWidth = 10;

agnamc9

import 'package:flutter/material.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {

agnamc9

import 'package:flutter/material.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {