samuelematias

Palestra de Testes de Widget no TDC SP 2020

Repositório contendo os materiais que eu utilizei na palestra.

Links

• Slides
• Software Testing: From Theory to Practice
• Introdução a Testes de Widget
• Widget Testing: Dealing with Dependencies
• Widget Testint + Dependencies Repo

samuelematias

/// Finds unused dependencies from pubspec.yaml
///
/// Achieves this by parsing pubspec.yaml and recursively
/// searching the lib folder for an import statement that
/// contains the name of each package. Prints out the results.
const fs = require("fs");
const YAML = require("yaml");
const { execSync } = require("child_process");

/// Read pubspec.yaml

samuelematias

enum MyEnum {
  simple,
  special,
  complex,
}

extension MyEnumUtils on MyEnum {
  String get description {
    switch (this) {
      case MyEnum.simple:

samuelematias

func isBoolNumber(_ num: NSNumber) -> Bool {
    let boolID = CFBooleanGetTypeID() // the type ID of CFBoolean
    let numID = CFGetTypeID(num) // the type ID of num
    return numID == boolID
}

samuelematias

#dart:core example

How to get a timestamp in Dart.

Main library: dart:core
Main element: DateTime.now
Gist: https://gist.github.com/kasperpeulen/c54b5925019b62843ef9
DartPad: https://dartpad.dartlang.org/c54b5925019b62843ef9
Tags: #datetime #timestamp

samuelematias

# First install tmux
brew install tmux

# For mouse support (for switching panes and windows)
# Only needed if you are using Terminal.app (iTerm has mouse support)
Install http://www.culater.net/software/SIMBL/SIMBL.php
Then install https://bitheap.org/mouseterm/

# More on mouse support http://floriancrouzat.net/2010/07/run-tmux-with-mouse-support-in-mac-os-x-terminal-app/

samuelematias

import 'package:flutter/material.dart';

class Carousel<T> extends StatelessWidget {
  final double height;
  final List<T> items;
  final Widget child;
  final double itemExtent;
  final double spaceBetweenItems;
  final double spacingFirstItem;
  final double spacingLastItem;

samuelematias

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

class Carousel<T> extends StatefulWidget {
  final Widget child;
  final List<T> items;
  final double itemExtent;
  final double itemWidth;
  final double itemHorizontalMargin;
  final double listHeight;

samuelematias

void main() {
final String _text = 'ExTEnSiON';
  
  String _capitalize(String text){
    return "${text[0].toUpperCase()}${text.toLowerCase().substring(1)}";
  }
  
  print(_capitalize(_text)); //Extension
}

samuelematias

void main() {
final String _text = 'ExTEnSiON';
  
  print(_text.capitalize()); //Extension
}

extension StringExtensions on String {
    String capitalize() {
      return "${this[0].toUpperCase()}${this.toLowerCase().substring(1)}";
    }