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5 Things About Unit Testing Swift Code

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by

Matt Buckley

on 31 January 2015

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Transcript of 5 Things About Unit Testing Swift Code

When I wrote Ruby and Javascript code, we unit tested pretty much everything.
var x; ---------------> "x is null"

x = 1 ---------------> "x is 1"

x = "one" ---------------> "x is one"

x = "1" + "1" ---------------> "x is 11"

x = Cactus() ---------------> "x is a cactus"

x = Cactus ---------------> "x is Cactus. Not a catcus, but Cactus. The one that lives in the Realm of Forms."

Swift
Optionals change the picture. Non-nil assertions don't add much.
Back to Unit Testing: A Recovering Web Dev's Journey Through Objective-C and Swift
Javascript don't even care.
For this reason, you need to care.
Objective-C

Both assertions and unit tests have a place. Non-nil assertions everywhere.
Code snippet

Code Snippet
describe("A test suite for x", function() {
it("x is equal to 1", function() {
expect(x).toBe(1);
});
});
So We Wrote Tests
Full transcript