AssertionĪssert_not_equal( expected, actual, )Įnsures that expected.equal?(actual) is true.Īssert_not_same( expected, actual, )Įnsures that expected.equal?(actual) is false.Įnsures that a string matches the regular expression.Įnsures that a string doesn't match the regular expression.Īssert_includes( collection, obj, )Īssert_not_includes( collection, obj, )Īssert_in_delta( expected, actual,, )Įnsures that the numbers expected and actual are within delta of each other.Īssert_not_in_delta( expected, actual,, )Įnsures that the numbers expected and actual are not within delta of each other.Īssert_in_epsilon ( expected, actual,, )Įnsures that the numbers expected and actual have a relative error less than epsilon.Īssert_not_in_epsilon ( expected, actual,, )Įnsures that the numbers expected and actual have a relative error not less than epsilon.Įnsures that the given block throws the symbol.Īssert_raises( exception1, exception2. Specify to make your test failure messages clearer.
The parameter is an optional string message you can Here's an extract of the assertions you can use with They are the ones that actually perform the checks to ensure that things are going as planned. Assertions are the worker bees of testing. 2.4 Available Assertionsīy now you've caught a glimpse of some of the assertions that are available. Test "should report error" do # some_undefined_variable is not defined elsewhere in the test case assert_raises ( NameError ) do some_undefined_variable end end Copy
In this case, we can modify our test environment by changing the options found in config/environments/test.rb. The application_system_test_case.rb holds the default configuration for your systemīy default, every Rails application has three environments: development, test, and production.Įach environment's configuration can be modified similarly. The test_helper.rb file holds the default configuration for your tests. System tests inherit from Capybara and perform in browser tests for yourįixtures are a way of organizing test data they reside in the fixtures directory.Ī jobs directory will also be created when an associated test is first generated. The way your users experience it and help you test your JavaScript as well. System tests allow you to test your application
#Yaml ruby runner full
The system test directory holds system tests, which are used for full browser The integration directory is meant to hold tests for interactions between controllers. The controllers directory is meant to hold tests for controllers, routes, and views. The channels directory is meant to hold tests for Action Cable connection and channels. The helpers, mailers, and models directories are meant to hold tests for view helpers, mailers, and models, respectively. $ ls -F test application_system_test_case.rb controllers/ helpers/ mailers/ system/Ĭhannels/ fixtures/ integration/ models/ test_helper.rb Custom Assertions And Testing Broadcasts Inside Other Components.Custom Assertions and Testing Jobs inside Other Components.Available Request Types for Functional Tests.What to Include in Your Functional Tests.Helpers Available for Integration Tests.Rails Sets up for Testing from the Word Go.Why Write Tests for Your Rails Applications?.
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