April 09, 2017

S01E10: [TDD 🍅 9] Testing Table View Cells in Swift

April 09, 2017/ Caio & Mike

In this episode, we continue the implementation of ResultsViewController by test-driving the configuration of the cells. As we showcased in episode 7, the behavior and the layout of a view are two separate things, which can be tested and implemented independently.

April 05, 2017

S01E09: [TDD 🍅 8] Establishing a Presentation Layer in Swift

April 05, 2017/ Caio & Mike

In this episode, we continue the development of the UI as we start implementing the ResultsViewController, a class responsible for showing the result of a finished game. Unlike the QuestionViewController, we reach a point where we need to deal with more complicated logic for displaying the right information on the screen...

April 02, 2017

S01E08: [TDD 🍅 7] Testing Table Views in Swift

April 02, 2017/ Caio & Mike

In this episode, we finish the QuestionViewController implementation by test-driving the table view delegate behavior. We start by refactoring the delegate selection in the QuestionViewController tests, and we lay out the UI to match the prototype.

March 29, 2017

S01E07: [TDD 🍅 6] Powerful Refactorings in Swift

March 29, 2017/ Caio & Mike

In this episode, we refactor the QuestionViewController class and its tests, and we introduce a way for notifying a delegate when the user selects an answer.

We start the test refactoring by making use of a factory method with default values, so, in the event of...

March 26, 2017

S01E06: [TDD 🍅 5] Testing View Controllers in Swift

March 26, 2017/ Caio & Mike

In this episode, we dive in the UI side by following the same principles and disciplines we did before. We create and test-drive the QuestionViewController, a class responsible for displaying a question and its options for answers.

March 22, 2017

S01E05: [TDD 🍅 4] Swift Mutation Testing and Refactoring

March 22, 2017/ Caio & Mike

In this episode, we finish the Game Flow by creating a solution for accumulating the questions and answers and a new method for routing to the result.

We use the mutation testing technique to check if the behavior of the Flow class is well covered by our tests...

March 19, 2017

S01E04: [TDD 🍅 3] Swift Closures and Recursion

March 19, 2017/ Caio & Mike

We begin the third tomato by sanitizing our FlowTest class. We refactor the tests by removing duplicated code, we talk about different ways for organizing the test setup code and we showcase the factory method for the creation of the system under test. These changes will prove very valuable as the project grows.

March 15, 2017

S01E03: [TDD 🍅 2] Swift @escaping Closures and Retain Cycles

March 15, 2017/ Caio & Mike

In this episode we continue the development of the Flow as we start progressing to next questions. We accomplish this by providing a closure as the answer callback in the Router protocol.

We discuss about the meaning of placing the @escaping instruction in a protocol and we examine our options for dealing with retain cycles and memory management...