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Diffstat (limited to 'doc/development/testing.md')
| -rw-r--r-- | doc/development/testing.md | 44 |
1 files changed, 42 insertions, 2 deletions
diff --git a/doc/development/testing.md b/doc/development/testing.md index 513457d203a..dbea6b9c9aa 100644 --- a/doc/development/testing.md +++ b/doc/development/testing.md @@ -36,8 +36,8 @@ the command line via `bundle exec teaspoon`, or via a web browser at `http://localhost:3000/teaspoon` when the Rails server is running. - JavaScript tests live in `spec/javascripts/`, matching the folder structure of - `app/assets/javascripts/`: `app/assets/javascripts/behaviors/autosize.js.coffee` has a corresponding - `spec/javascripts/behaviors/autosize_spec.js.coffee` file. + `app/assets/javascripts/`: `app/assets/javascripts/behaviors/autosize.js.es6` has a corresponding + `spec/javascripts/behaviors/autosize_spec.js.es6` file. - Haml fixtures required for JavaScript tests live in `spec/javascripts/fixtures`. They should contain the bare minimum amount of markup necessary for the test. @@ -63,12 +63,16 @@ the command line via `bundle exec teaspoon`, or via a web browser at - Use `.method` to describe class methods and `#method` to describe instance methods. - Use `context` to test branching logic. +- Use multi-line `do...end` blocks for `before` and `after`, even when it would + fit on a single line. - Don't `describe` symbols (see [Gotchas](gotchas.md#dont-describe-symbols)). +- Don't assert against the absolute value of a sequence-generated attribute (see [Gotchas](gotchas.md#dont-assert-against-the-absolute-value-of-a-sequence-generated-attribute)). - Don't supply the `:each` argument to hooks since it's the default. - Prefer `not_to` to `to_not` (_this is enforced by Rubocop_). - Try to match the ordering of tests to the ordering within the class. - Try to follow the [Four-Phase Test][four-phase-test] pattern, using newlines to separate phases. +- Try to use `Gitlab.config.gitlab.host` rather than hard coding `'localhost'` [four-phase-test]: https://robots.thoughtbot.com/four-phase-test @@ -132,6 +136,42 @@ Adding new Spinach scenarios is acceptable _only if_ the new scenario requires no more than one new `step` definition. If more than that is required, the test should be re-implemented using RSpec instead. +## Testing Rake Tasks + +To make testing Rake tasks a little easier, there is a helper that can be included +in lieu of the standard Spec helper. Instead of `require 'spec_helper'`, use +`require 'rake_helper'`. The helper includes `spec_helper` for you, and configures +a few other things to make testing Rake tasks easier. + +At a minimum, requiring the Rake helper will redirect `stdout`, include the +runtime task helpers, and include the `RakeHelpers` Spec support module. + +The `RakeHelpers` module exposes a `run_rake_task(<task>)` method to make +executing tasks simple. See `spec/support/rake_helpers.rb` for all available +methods. + +Example: + +```ruby +require 'rake_helper' + +describe 'gitlab:shell rake tasks' do + before do + Rake.application.rake_require 'tasks/gitlab/shell' + + stub_warn_user_is_not_gitlab + end + + describe 'install task' do + it 'invokes create_hooks task' do + expect(Rake::Task['gitlab:shell:create_hooks']).to receive(:invoke) + + run_rake_task('gitlab:shell:install') + end + end +end +``` + --- [Return to Development documentation](README.md) |