Class: MotionSpec::Matcher::RaiseError

Inherits:
Object
  • Object
show all
Defined in:
lib/motion-spec/matcher/raise_error.rb

Instance Method Summary collapse

Constructor Details

#initialize(error_class = Exception, message = '') ⇒ RaiseError

Returns a new instance of RaiseError.



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# File 'lib/motion-spec/matcher/raise_error.rb', line 5

def initialize(error_class = Exception, message = '')
  @error_class = error_class.is_a?(Class) ? error_class : Exception
  @error_message = exception_matcher?(error_class) ? error_class : message
end

Instance Method Details

#exception_matcher?(error_class) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/motion-spec/matcher/raise_error.rb', line 18

def exception_matcher?(error_class)
  error_class.is_a?(String) || error_class.is_a?(Regexp)
end

#exception_matches(exception) ⇒ Object 



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# File 'lib/motion-spec/matcher/raise_error.rb', line 22

def exception_matches(exception)
  return false unless exception.is_a?(@error_class)

  is_match =
    case @error_message
    when String
      exception.message.include?(@error_message)
    when Regexp
      @error_message.match(exception.message)
    else
      false
    end

  is_match ? true : false
end

#fail!(_subject, negated) ⇒ Object 



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# File 'lib/motion-spec/matcher/raise_error.rb', line 38

def fail!(_subject, negated)
  show_class = @error_class != Exception
  show_message = !@error_message.is_a?(String) || !@error_message.empty?
  fail FailedExpectation.new(
    FailMessageRenderer.message_for_raise_error(
      negated, show_class, @error_class, show_message, @error_message,
      @rescued_exception
    )
  )
end

#matches?(_value, &block) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/motion-spec/matcher/raise_error.rb', line 10

def matches?(_value, &block)
  block.call
  false
rescue Exception => e
  @rescued_exception = e
  exception_matches(e)
end