163 lines
4.5 KiB
Ruby
163 lines
4.5 KiB
Ruby
module Shoulda
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module Matchers
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module ActiveModel
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# The `validate_confirmation_of` matcher tests usage of the
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# `validates_confirmation_of` validation.
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#
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# class User
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# include ActiveModel::Model
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# attr_accessor :email
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#
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# validates_confirmation_of :email
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# end
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#
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# # RSpec
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# RSpec.describe User, type: :model do
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# it { should validate_confirmation_of(:email) }
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# end
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#
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# # Minitest (Shoulda)
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# class UserTest < ActiveSupport::TestCase
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# should validate_confirmation_of(:email)
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# end
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#
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# #### Qualifiers
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#
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# ##### on
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#
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# Use `on` if your validation applies only under a certain context.
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#
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# class User
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# include ActiveModel::Model
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# attr_accessor :password
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#
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# validates_confirmation_of :password, on: :create
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# end
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#
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# # RSpec
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# RSpec.describe User, type: :model do
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# it { should validate_confirmation_of(:password).on(:create) }
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# end
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#
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# # Minitest (Shoulda)
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# class UserTest < ActiveSupport::TestCase
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# should validate_confirmation_of(:password).on(:create)
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# end
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#
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# ##### with_message
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#
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# Use `with_message` if you are using a custom validation message.
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#
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# class User
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# include ActiveModel::Model
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# attr_accessor :password
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#
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# validates_confirmation_of :password,
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# message: 'Please re-enter your password'
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# end
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#
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# # RSpec
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# RSpec.describe User, type: :model do
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# it do
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# should validate_confirmation_of(:password).
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# with_message('Please re-enter your password')
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# end
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# end
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#
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# # Minitest (Shoulda)
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# class UserTest < ActiveSupport::TestCase
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# should validate_confirmation_of(:password).
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# with_message('Please re-enter your password')
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# end
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#
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# @return [ValidateConfirmationOfMatcher]
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#
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def validate_confirmation_of(attr)
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ValidateConfirmationOfMatcher.new(attr)
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end
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# @private
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class ValidateConfirmationOfMatcher < ValidationMatcher
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include Helpers
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attr_reader :attribute, :confirmation_attribute
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def initialize(attribute)
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super
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@expected_message = :confirmation
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@confirmation_attribute = "#{attribute}_confirmation"
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end
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def simple_description
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"validate that :#{@confirmation_attribute} matches :#{@attribute}"
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end
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def matches?(subject)
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super(subject)
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disallows_different_value &&
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allows_same_value &&
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allows_missing_confirmation
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end
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def does_not_match?(subject)
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super(subject)
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allows_different_value ||
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disallows_same_value ||
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disallows_missing_confirmation
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end
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private
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def allows_different_value
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allows_value_of('different value') do |matcher|
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qualify_matcher(matcher, 'some value')
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end
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end
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def disallows_different_value
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disallows_value_of('different value') do |matcher|
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qualify_matcher(matcher, 'some value')
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end
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end
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def allows_same_value
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allows_value_of('same value') do |matcher|
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qualify_matcher(matcher, 'same value')
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end
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end
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def disallows_same_value
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disallows_value_of('same value') do |matcher|
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qualify_matcher(matcher, 'same value')
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end
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end
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def allows_missing_confirmation
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allows_value_of('any value') do |matcher|
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qualify_matcher(matcher, nil)
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end
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end
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def disallows_missing_confirmation
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disallows_value_of('any value') do |matcher|
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qualify_matcher(matcher, nil)
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end
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end
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def qualify_matcher(matcher, confirmation_attribute_value)
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matcher.values_to_preset = {
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confirmation_attribute => confirmation_attribute_value,
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}
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matcher.with_message(
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@expected_message,
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against: confirmation_attribute,
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values: { attribute: attribute },
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)
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end
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end
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end
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end
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end
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