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Building a Weather Application From Scratch

Filling In the Gaps of the Test Suite

by Bart Jacobs | Dec 27, 2018 | Swift

Swift 4 Xcode 10 iOS 12

Building a Weather Application From Scratch

1	Introduction 03:30
2	Setting Up the Project Plus 07:15
3	View Controller Containment Plus 12:08
4	Fetching Weather Data 05:59
5	Removing Object Literals Plus 07:54
6	Creating a View Model Plus 13:09
7	Parsing the JSON Response Plus 13:56
8	Handling Errors and Notifying the User Plus 14:28
9	Adding Flexibility With Protocols Plus 14:11
10	Creating the Day and Week View Models Plus 07:33
11	Creating the User Interface of the Day View Controller Plus 12:52
12	Organizing Fonts and Colors Plus 06:45
13	Implementing the Day View Model 15:55
14	Writing Unit Tests for the Day View Model Plus 12:57
15	Implementing the Week View Model Plus 12:37
16	Writing Unit Tests for the Week View Model Plus 07:10
17	Fetching Weather Data for the User's Location Plus 13:32
18	Increasing Testability With Protocol-Oriented Programming 14:47
19	Replacing Optionals with Enums and Associated Values Plus 09:30
20	Efficiently Refreshing Weather Data Plus 08:48
21	Adding Pull to Refresh Plus 09:40
22	Unit Testing With Mock Objects Plus 10:49
23	Unit Testing Asynchronous Code Plus 06:40
24	Mocking Network Requests Plus 08:28
25	Exposing Gaps in the Test Suite Plus 04:00
26	Filling In the Gaps of the Test Suite Plus 13:16
27	Mocking Network Requests With Mockingjay 07:48

We're currently only unit testing the happy path. In this episode, we expand the test suite and I show you how to simulate failures. It isn't easy to accurately test failures in the real world and that emphasizes the importance of a robust test suite. Let me show you what I have in mind.

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