lib/matchers/validations/exclusion_of.rb
module Mongoid
module Matchers
module Validations
class ValidateExclusionOfMatcher < HaveValidationMatcher
def initialize(name)
super(name, :exclusion)
end
def to_not_allow(*values)
@not_allowed_values = [values].flatten
self
end
def matches?(actual)
return false unless result = super(actual)
if @not_allowed_values
raw_validator_not_allowed_values = @validator.options[:in]
validator_not_allowed_values = case raw_validator_not_allowed_values
when Range then raw_validator_not_allowed_values.to_a
when Proc then raw_validator_not_allowed_values.call(actual)
else raw_validator_not_allowed_values end
allowed_values = @not_allowed_values - validator_not_allowed_values
if allowed_values.empty?
@positive_result_message = @positive_result_message << ' not allowing all values mentioned'
else
@negative_result_message = @negative_result_message << " allowing the following the ff. values: #{allowed_values.inspect}"
result = false
end
end
result
end
def description
options_desc = []
options_desc << " not allowing the ff. values: #{@not_allowed_values}" if @not_allowed_values
super << options_desc.to_sentence
end
end
def validate_exclusion_of(field)
ValidateExclusionOfMatcher.new(field)
end
end
end
end