Testing Helper Methods Blocks
Explore how to test Rails helper methods that accept blocks of ERB or template text. Understand conditional execution in helpers, validate return values with RSpec, and handle instance variables properly to ensure your view components behave as expected.
We'll cover the following...
We'll cover the following...
Helper method blocks
Sometimes helper methods take a block, which is expected to be ERB text (or the text of whatever template tool we’re using to replace ERB). One everyday use of this kind of helper is access control, in which the logic in the helper determines whether the code in the block is invoked. Blocks also are beneficial as wrapper ...