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Contents
module Shoulda # :nodoc:
module Matchers
module ActiveRecord # :nodoc:
# Ensures that the attribute cannot be changed once the record has been
# created.
#
# it { should have_readonly_attribute(:password) }
#
def have_readonly_attribute(value)
HaveReadonlyAttributeMatcher.new(value)
end
class HaveReadonlyAttributeMatcher # :nodoc:
def initialize(attribute)
@attribute = attribute.to_s
end
attr_reader :failure_message, :negative_failure_message
def matches?(subject)
@subject = subject
if readonly_attributes.include?(@attribute)
@negative_failure_message = "Did not expect #{@attribute} to be read-only"
true
else
if readonly_attributes.empty?
@failure_message = "#{class_name} attribute #{@attribute} " <<
"is not read-only"
else
@failure_message = "#{class_name} is making " <<
"#{readonly_attributes.to_a.to_sentence} " <<
"read-only, but not #{@attribute}."
end
false
end
end
def description
"make #{@attribute} read-only"
end
private
def readonly_attributes
@readonly_attributes ||= (@subject.class.readonly_attributes || [])
end
def class_name
@subject.class.name
end
end
end
end
end
Version data entries
28 entries across 20 versions & 4 rubygems