Class: StimulusSpec::Capybara::Matchers::HaveStimulusController

Inherits:
Object
  • Object
show all
Defined in:
lib/stimulus_spec/capybara/matchers/have_stimulus_controller.rb

Overview

Capybara matcher for +data-controller+ attributes.

Examples:

expect(page).to have_stimulus_controller("hello")

Multiple controllers

expect(page).to have_stimulus_controller("hello", "clipboard")

Instance Method Summary collapse

Constructor Details

#initialize(*names) ⇒ HaveStimulusController

Returns a new instance of HaveStimulusController.

Parameters:

  • names (Array<String>) —

    one or more controller names



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# File 'lib/stimulus_spec/capybara/matchers/have_stimulus_controller.rb', line 14

def initialize(*names)
  @names = names.map(&:to_s)
end

Instance Method Details

#description ⇒ Object 



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# File 'lib/stimulus_spec/capybara/matchers/have_stimulus_controller.rb', line 44

def description
  "have Stimulus controller #{label}"
end

#does_not_match?(page) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/stimulus_spec/capybara/matchers/have_stimulus_controller.rb', line 32

def does_not_match?(page)
  page.has_no_css?(scoped_selector, wait: 0)
end

#failure_message ⇒ Object 



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# File 'lib/stimulus_spec/capybara/matchers/have_stimulus_controller.rb', line 36

def failure_message
  "expected to find an element with data-controller=#{label} on the page"
end

#failure_message_when_negated ⇒ Object 



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# File 'lib/stimulus_spec/capybara/matchers/have_stimulus_controller.rb', line 40

def failure_message_when_negated
  "expected not to find an element with data-controller=#{label} on the page"
end

#matches?(page) ⇒ Boolean

Parameters:

  • page (Capybara::Session, Capybara::Node::Simple) —

    Capybara page object

Returns:

  • (Boolean) 


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# File 'lib/stimulus_spec/capybara/matchers/have_stimulus_controller.rb', line 27

def matches?(page)
  @page = page
  page.has_css?(scoped_selector, wait: 0)
end

#within(selector) ⇒ self

Parameters:

  • selector (String) —

    CSS selector for the scope element

Returns:

  • (self) 


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# File 'lib/stimulus_spec/capybara/matchers/have_stimulus_controller.rb', line 20

def within(selector)
  @scope = selector
  self
end