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Testing Fundamentals in iOS

Jonathan Wong

Tests give you the confidence you need when shipping that next great feature to production. In this course, you'll learn the fundamentals of testing effectively in iOS.

Read more

Tests give you the confidence you need when shipping that next great feature to production. In this course, you'll learn the fundamentals of testing effectively in iOS.

Code is constantly changing, features are continuously being added, and bugs are being filed. Tests allow you to be productive and ensure your application is reliable, that you can refactor your codebase with confidence, and that you really squashed that bug. In this course, Testing Fundamentals in iOS, you’ll learn the basics of how to effectively test in iOS. First, you'll explore how to set up test targets. Next, you'll learn how to write unit tests, integration tests, and UI tests. Finally, you'll delve into mocking and testing asynchronous code. By the end of this course, you’ll know the best practices in writing testable code, how to gather code coverage, and how to randomize and parallelize your tests in practice.

This course is no longer available. Find something similar by browsing:
iOS Development Unit Testing Integration Testing UI Testing Mocking Asynchronous Testing

What's inside

Syllabus

Course Overview
Setting up Unit Tests in Your Project
Making Your Code Testable
Asynchronous Testing
Read more

Traffic lights

Read about what's good
what should give you pause
and possible dealbreakers
Examines software principles and best practices, which are standard in the industry
Develops foundational skills in unit, integration, and UI testing, which are core skills for iOS developers
Taught by Jonathan Wong, who is recognized for their iOS development work
Offers hands-on practice through labs and interactive materials
Builds a strong foundation for beginners in iOS testing
Explores advanced topics like mocking and asynchronous testing, which are essential for professional iOS developers

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Reviews summary

Foundational ios testing skills

According to learners, this course offers a strong foundation in iOS testing fundamentals, proving particularly beneficial for beginners and those seeking a practical introduction. Students frequently highlight the well-structured content, clear explanations from the instructor, and helpful hands-on demos that simplify complex topics like mocking and asynchronous testing. While largely positive, some experienced developers felt the course lacked sufficient advanced depth, particularly in sections like UI testing and performance analysis. The course's immediate applicability is a major plus, though a few found the pacing occasionally fast.
Instructor provides clear, engaging explanations of concepts.
"The instructor explains complex concepts clearly, and the hands-on demos are very helpful."
"The instructor breaks down everything into manageable chunks, making 'Making Your Code Testable' a breeze."
"The examples provided were clear and helped me grasp difficult concepts easily."
"The instructor's voice and explanations are engaging. Truly a must-take for any iOS dev."
Emphasizes hands-on learning with immediate applicability.
"The instructor explains complex concepts clearly, and the hands-on demos are very helpful."
"The section on 'Testing Your View Controllers' was particularly insightful and immediately applicable."
"I liked the practical approach to setting up unit tests and using XCTest."
"I especially liked the step-by-step guidance on setting up test targets."
Delivers a robust understanding of iOS testing fundamentals.
"This course is incredibly well-structured and covers the fundamentals of iOS testing comprehensively."
"Excellent course! As a beginner to iOS testing, this was exactly what I needed."
"It laid a good foundation for unit testing. The content on asynchronous testing was well-explained."
"Good course for understanding the basics. I liked the practical approach..."
Some found the pace fast, and examples occasionally complex.
"I found some of the examples a bit hard to follow without constant rewinding."
"It's a decent start, but I felt the instructor sometimes rushed through the code."
"The project files were also a bit difficult to get running at first."
Some modules, like UI Testing, could benefit from more depth.
"The UI testing section could use more practical scenarios."
"Some parts of the 'Mocking Your Tests' section could have benefited from more detailed explanations and alternative mocking frameworks..."
"My only minor gripe is that the UI testing felt a bit brief compared to the unit testing section."
May not offer sufficient depth for experienced developers.
"While it covers unit and UI tests well, I wished there were more advanced examples or challenges."
"Disappointed with the lack of depth... Not ideal for experienced developers looking to deepen their knowledge. I felt like I didn't learn much new here."
"The 'Code Coverage and Performance Tests' section felt rushed and barely scratched the surface."

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Testing Fundamentals in iOS with these activities:
Review iOS Unit Testing Documentation
Engaging with iOS unit testing documentation can enhance your knowledge and refresh your understanding of the concepts.
Show steps
  • Access and read the official Apple documentation on iOS unit testing.
  • Explore community forums and blogs for additional insights and best practices.
Practice Writing Unit Tests for Existing Code
Enhance your hands-on skills by writing unit tests for an existing iOS project to improve your understanding.
Show steps
  • Select an open-source iOS project with tests already implemented.
  • Review the codebase and write additional unit tests for various functions and components.
  • Execute the unit tests and debug any issues encountered.
Organize Course Materials and Notes
Properly organizing course materials can enhance your learning experience by providing a structured approach to reviewing critical information.
Show steps
  • Review and categorize course notes, assignments, and quizzes.
  • Create a central repository or notebook to store all materials.
  • Use tools like mind maps or flashcards to summarize and reinforce key concepts.
Six other activities
Expand to see all activities and additional details
Show all nine activities
Explore Unit Test Examples
Review example tutorials on unit testing to familiarize yourself with the concepts.
Show steps
  • Find online resources or tutorials on unit testing in iOS.
  • Read through the examples and explanations provided in the tutorials.
  • Try implementing some of the unit test examples in your own codebase.
Unit Testing Practice Exercises
Engage in practice exercises to strengthen your understanding of unit testing concepts.
Show steps
  • Set up a small testing project in your preferred iOS development environment.
  • Write unit tests for various functionalities in your project.
  • Review the test results and identify any issues or areas for improvement.
Build a Small iOS App with Unit Tests
Develop a small iOS application that incorporates unit testing to enhance your understanding of practical implementation.
Show steps
  • Plan and design the functionality of your iOS app.
  • Implement the app's features and incorporate unit tests for each component.
  • Run the unit tests and debug any errors that arise.
  • Deploy the app to a device or simulator for testing.
Attend an iOS Unit Testing Workshop
Participate in a workshop or seminar specifically tailored to iOS unit testing to engage with experts and enhance your skills.
Show steps
  • Locate and register for an iOS unit testing workshop or seminar.
  • Attend the workshop and actively participate in discussions and exercises.
  • Take notes and ask questions to maximize your learning experience.
Participate in an iOS Unit Testing Challenge
Engage in an iOS unit testing challenge or competition to test your abilities and learn from others.
Show steps
  • Find and register for an iOS unit testing challenge or competition.
  • Prepare for the challenge by practicing and refining your unit testing skills.
  • Participate in the challenge and submit your unit tests for evaluation.
  • Review the results and identify areas for improvement.
Write a Blog Post on Unit Testing Best Practices
Compose a comprehensive blog post that shares your knowledge and insights on best practices in unit testing for iOS.
Show steps
  • Gather information and research best practices for unit testing in iOS.
  • Organize your thoughts and outline the structure of your blog post.
  • Write the content of the blog post, providing clear explanations and examples.
  • Review and edit your blog post for clarity and accuracy.
  • Publish your blog post on a relevant platform.

Career center

Learners who complete Testing Fundamentals in iOS will develop knowledge and skills that may be useful to these careers:
Test Automation Engineer
As a Test Automation Engineer, you will be responsible for developing and maintaining automated tests for software applications. There are countless benefits to using this type of testing, and developing these skills will help you secure employment as a Test Automation Engineer. You will learn how to write unit tests, integration tests, and UI tests in this course. It will teach you how to use a variety of testing frameworks, and much more.
See salaries and explore the career path for Test Automation Engineer
iOS Developer
As an iOS Developer, you will be responsible for creating iPhone and iPad applications. If you want to successfully begin or advance in this field, it is imperative that you are well-versed in testing fundamentals. This course will teach you how to write quality tests that will save time and effort for yourself and your team. You will learn how to write unit tests, integration tests, UI tests, and more.
See salaries and explore the career path for iOS Developer
QA Analyst
As a QA Analyst, your main objective will be to ensure the quality of software and its usability by end users. A deep knowledge of testing is essential to a successful career in this field. You will learn how to test user interfaces, how to write automated tests, and much more in this course. Enrolling in this course will give you the technical skills you need to be a successful QA Analyst.
See salaries and explore the career path for QA Analyst
Software Engineer
As a Software Engineer, your main responsibility will be to design, develop, and maintain software. A strong foundation in testing will give you a leg up against those without. This course starts from the basics of how to set up test targets and will teach you all the way up through the latest industry best practices in writing testable code. In this course, you will gain the skills you need to excel as a Software Engineer.
See salaries and explore the career path for Software Engineer
Software Tester
As a Software Tester, you will be responsible for ensuring the quality of software applications. This course teaches all the latest industry best practices for testing, increasing your chances of success in the field. It provides instruction on how to write unit tests, integration tests, and UI tests. You will learn how to use testing tools, write effective bug reports, and much more.
See salaries and explore the career path for Software Tester
Quality Assurance Manager
As a Quality Assurance Manager, you will plan, coordinate, and manage quality assurance activities for software applications. Having hands-on experience with testing will be of immeasurable help in this career. This course will teach you how to set up test targets, write testable code, and how to test user interfaces. You will learn all the technical skills you need to be a successful Quality Assurance Manager by enrolling in this course.
See salaries and explore the career path for Quality Assurance Manager
Product Manager
As a Product Manager, you will lead the design and development of software applications. Having a solid grasp of testing will help you succeed in this role. In this course, you will learn the basics of unit testing, integration testing, and UI testing. You will also learn how to test asynchronous code and how to mock your code. Product Management is a rewarding career, and this course will help you build a strong foundation in testing for this field.
See salaries and explore the career path for Product Manager
Business Analyst
As a Business Analyst, you will work with clients to analyze their business needs and develop solutions. The ability to validate requirements and test solutions is essential for success in this role. You will learn how to write test cases, test user interfaces, and more in this course. It will give you the skills you need to thrive as a Business Analyst.
See salaries and explore the career path for Business Analyst
Systems Analyst
As a Systems Analyst, you will work with clients to analyze their business needs and design software solutions. The ability to test software applications is essential for success in this role. You will learn how to write test cases, test user interfaces, and more in this course. It will give you the skills you need to thrive as a Systems Analyst.
See salaries and explore the career path for Systems Analyst
Project Manager
As a Project Manager, you will be responsible for planning, organizing, and managing software development projects. A basic knowledge of testing can be very helpful for those in this role. In this course, you will learn how to set up test targets, write testable code, and how to use testing tools. Project Management is a rewarding career, and this course will help you build a strong foundation in testing for this field.
See salaries and explore the career path for Project Manager
Data Analyst
As a Data Analyst, you will collect, analyze, and interpret data to help businesses make better decisions. The ability to test software applications is essential for success in this role. You will learn how to write test cases, test user interfaces, and more in this course. It will give you the skills you need to thrive as a Data Analyst.
See salaries and explore the career path for Data Analyst
Network Administrator
As a Network Administrator, you will be responsible for managing and maintaining computer networks. A basic knowledge of testing can be very helpful for those in this role. In this course, you will learn how to set up test targets, write testable code, and how to use testing tools. Network Administration is a rewarding career, and this course will help you build a strong foundation in testing for this field.
See salaries and explore the career path for Network Administrator
Security Analyst
As a Security Analyst, you will be responsible for protecting software applications from security threats. A basic knowledge of testing can be very helpful for those in this role. In this course, you will learn how to set up test targets, write testable code, and how to use testing tools. Security Analysis is a rewarding career, and this course will help you build a strong foundation in testing for this field.
See salaries and explore the career path for Security Analyst
Database Administrator
As a Database Administrator, you will be responsible for managing and maintaining databases. A basic knowledge of testing can be very helpful for those in this role. In this course, you will learn how to set up test targets, write testable code, and how to use testing tools. Database Administration is a rewarding career, and this course will help you build a strong foundation in testing for this field.
See salaries and explore the career path for Database Administrator
Technical Writer
As a Technical Writer, you will write user manuals, how-to guides, and other documentation for software applications. This course may be useful to you in your role as it provides practical knowledge of testing. You will learn how to write unit tests, integration tests, and UI tests. It will teach you how to use testing tools, write effective bug reports, and more. Technical Writers with the knowledge and skills you will gain through this course will stand out.
See salaries and explore the career path for Technical Writer

Reading list

We've selected eight books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Testing Fundamentals in iOS.
Cover image
IOS Test-Driven Development by Tutorials (First...
Save
Provides a hands-on approach to testing in iOS, covering unit, integration, and UI testing. It good companion to this course, as it delves deeper into the practical aspects of writing and running tests.
IOS Test-Driven Development by Tutorials (First...
Paperback
Check
IOS Test-Driven Development by Tutorials (First...
Kindle Edition
Check
Cover image
The Art of Unit Testing, Third Edition
Save
Provides a comprehensive overview of unit testing principles and best practices, making it a valuable resource for anyone looking to improve their testing skills.
The Art of Unit Testing, Third Edition: with...
Paperback
$$
The Art of Unit Testing, Third Edition: with...
Kindle Edition
$$
Cover image
Software Testing Strategies
Save
Provides valuable insights into working with legacy code, which is often encountered when testing existing applications.
Software Testing Strategies: A testing guide for...
Paperback
$$
Software Testing Strategies: A testing guide for...
Kindle Edition
$$
Cover image
Functional Design
Save
Provides a comprehensive overview of writing clean and maintainable code, which is essential for effective testing.
Functional Design: Principles, Patterns, and...
Kindle Edition
$$
Cover image
Introduction to Software Design with Java
Save
Provides a comprehensive overview of refactoring techniques, which are essential for maintaining a testable codebase.
Introduction to Software Design with Java
Kindle Edition
$$$
Introduction to Software Design with Java
Paperback
$$
Cover image
The Pragmatic Programmer
Save
This classic book on software development provides valuable insights into writing maintainable and testable code, which is essential for effective testing.
The Pragmatic Programmer: Your Journey To Mastery,...
Hardcover
$$
Pragmatic Programmer, The: From Journeyman to Master
Kindle Edition
$$
(Italiano) Pragmatic Programmer - Edizione del 20°...
Kindle Edition
$$
(Italiano) Il Pragmatic Programmer: Guida per manovali del...
Kindle Edition
$$
(中文) The Pragmatic Programmer: access to the highest...
Paperback
$$
Pragmatic programmer (Korean Edition)
Paperback
$$$
Cover image
Architecture Patterns with Python
Save
This book, while focused on test-driven development in Python, provides valuable insights into testing principles and practices that can be applied to iOS testing as well.
Architecture Patterns with Python: Enabling Test...
Paperback
$$
Architecture Patterns with Python: Enabling Test...
Kindle Edition
$$
Cover image
Effective Objective-C 2.0
Save
While this book does not focus specifically on testing, it provides a solid foundation for writing clean and maintainable code, which is essential for effective testing.
Effective Objective-C 2.0: 52 Specific Ways to...
Paperback
$$
Effective Objective-C 2.0: 52 Specific Ways to...
Kindle Edition
$$

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Course image
Time
120 hours
Level
Introductory
Via
Pluralsight
Instructor
Jonathan Wong
Language
English
This course belongs to a collection called iOS App Development — Fundamentals. It's comprised of 12 courses:
  1. Swift Fundamentals
  2. iOS 11 Fundamentals
  3. Becoming an Xcode Power User
  4. iOS Data Persistence: The Big Picture
  5. iOS Collection Views: Getting Started
  6. iOS Networking with REST APIs
  7. Testing Fundamentals in iOS (viewing)
  8. CloudKit Fundamentals
  9. Core Data Fundamentals with Swift
  10. Getting Started with Server-side Swift and Vapor
  11. iOS Debugging Fundamentals
  12. Objective-C 2 for Swift Developers
Traffic lights
Read about what's good
what should give you pause
and possible dealbreakers
Examines software principles and best practices, which are standard in the industry
Develops foundational skills in unit, integration, and UI testing, which are core skills for iOS developers
Taught by Jonathan Wong, who is recognized for their iOS development work
Offers hands-on practice through labs and interactive materials
Builds a strong foundation for beginners in iOS testing
Explores advanced topics like mocking and asynchronous testing, which are essential for professional iOS developers
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