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Rails 5 Test Prescriptions
book

Rails 5 Test Prescriptions

by Noel Rappin
February 2018
Intermediate to advanced content levelIntermediate to advanced
406 pages
9h 52m
English
Pragmatic Bookshelf
Content preview from Rails 5 Test Prescriptions

The Second Test

One nice feature of test-driven development is that making one test pass often points the way to the next test. The goal of the next test cycle is to write a test that fails given the current code. At this point the code says that done? is always true, so you should create a case where done? is false:

 it ​"knows that a project with an incomplete task is not done"​ ​do
  project = Project.new
  task = Task.new
  project.tasks << task
  expect(project.done?).to be_falsy
 end

This test is similar to the first one, but now you have a second class, Task, and a related attribute of the Project class, tasks. This time you’re assuming that a new task is undone, and therefore a project with an ...

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Publisher Resources

ISBN: 9781680505566Errata Page