diff options
Diffstat (limited to 'activemodel/test/cases/validations_test.rb')
-rw-r--r-- | activemodel/test/cases/validations_test.rb | 141 |
1 files changed, 97 insertions, 44 deletions
diff --git a/activemodel/test/cases/validations_test.rb b/activemodel/test/cases/validations_test.rb index a9d32808da..2b932683ea 100644 --- a/activemodel/test/cases/validations_test.rb +++ b/activemodel/test/cases/validations_test.rb @@ -4,33 +4,25 @@ require 'cases/helper' require 'models/topic' require 'models/reply' require 'models/custom_reader' -require 'models/automobile' require 'active_support/json' require 'active_support/xml_mini' class ValidationsTest < ActiveModel::TestCase - class CustomStrictValidationException < StandardError; end - def setup - Topic._validators.clear - end - - # Most of the tests mess with the validations of Topic, so lets repair it all the time. - # Other classes we mess with will be dealt with in the specific tests def teardown - Topic.reset_callbacks(:validate) + Topic.clear_validators! end def test_single_field_validation r = Reply.new r.title = "There's no content!" - assert r.invalid?, "A reply without content shouldn't be saveable" + assert r.invalid?, "A reply without content should be invalid" assert r.after_validation_performed, "after_validation callback should be called" r.content = "Messa content!" - assert r.valid?, "A reply with content should be saveable" + assert r.valid?, "A reply with content should be valid" assert r.after_validation_performed, "after_validation callback should be called" end @@ -146,6 +138,8 @@ class ValidationsTest < ActiveModel::TestCase assert_equal 4, hits assert_equal %w(gotcha gotcha), t.errors[:title] assert_equal %w(gotcha gotcha), t.errors[:content] + ensure + CustomReader.clear_validators! end def test_validate_block @@ -166,12 +160,56 @@ class ValidationsTest < ActiveModel::TestCase def test_invalid_validator Topic.validate :i_dont_exist - assert_raise(NameError) do + assert_raises(NoMethodError) do t = Topic.new t.valid? end end + def test_invalid_options_to_validate + error = assert_raises(ArgumentError) do + # A common mistake -- we meant to call 'validates' + Topic.validate :title, presence: true + end + message = 'Unknown key: :presence. Valid keys are: :on, :if, :unless, :prepend. Perhaps you meant to call `validates` instead of `validate`?' + assert_equal message, error.message + end + + def test_callback_options_to_validate + klass = Class.new(Topic) do + attr_reader :call_sequence + + def initialize(*) + super + @call_sequence = [] + end + + private + def validator_a + @call_sequence << :a + end + + def validator_b + @call_sequence << :b + end + + def validator_c + @call_sequence << :c + end + end + + assert_nothing_raised do + klass.validate :validator_a, if: ->{ true } + klass.validate :validator_b, prepend: true + klass.validate :validator_c, unless: ->{ true } + end + + t = klass.new + + assert_predicate t, :valid? + assert_equal [:b, :a], t.call_sequence + end + def test_errors_conversions Topic.validates_presence_of %w(title content) t = Topic.new @@ -190,16 +228,16 @@ class ValidationsTest < ActiveModel::TestCase def test_validation_order Topic.validates_presence_of :title - Topic.validates_length_of :title, :minimum => 2 + Topic.validates_length_of :title, minimum: 2 t = Topic.new("title" => "") assert t.invalid? assert_equal "can't be blank", t.errors["title"].first Topic.validates_presence_of :title, :author_name Topic.validate {errors.add('author_email_address', 'will never be valid')} - Topic.validates_length_of :title, :content, :minimum => 2 + Topic.validates_length_of :title, :content, minimum: 2 - t = Topic.new :title => '' + t = Topic.new title: '' assert t.invalid? assert_equal :title, key = t.errors.keys[0] @@ -213,10 +251,10 @@ class ValidationsTest < ActiveModel::TestCase assert_equal 'is too short (minimum is 2 characters)', t.errors[key][0] end - def test_validaton_with_if_and_on - Topic.validates_presence_of :title, :if => Proc.new{|x| x.author_name = "bad"; true }, :on => :update + def test_validation_with_if_and_on + Topic.validates_presence_of :title, if: Proc.new{|x| x.author_name = "bad"; true }, on: :update - t = Topic.new(:title => "") + t = Topic.new(title: "") # If block should not fire assert t.valid? @@ -239,7 +277,7 @@ class ValidationsTest < ActiveModel::TestCase end def test_validation_with_message_as_proc - Topic.validates_presence_of(:title, :message => proc { "no blanks here".upcase }) + Topic.validates_presence_of(:title, message: proc { "no blanks here".upcase }) t = Topic.new assert t.invalid? @@ -248,7 +286,7 @@ class ValidationsTest < ActiveModel::TestCase def test_list_of_validators_for_model Topic.validates_presence_of :title - Topic.validates_length_of :title, :minimum => 2 + Topic.validates_length_of :title, minimum: 2 assert_equal 2, Topic.validators.count assert_equal [:presence, :length], Topic.validators.map(&:kind) @@ -256,7 +294,7 @@ class ValidationsTest < ActiveModel::TestCase def test_list_of_validators_on_an_attribute Topic.validates_presence_of :title, :content - Topic.validates_length_of :title, :minimum => 2 + Topic.validates_length_of :title, minimum: 2 assert_equal 2, Topic.validators_on(:title).count assert_equal [:presence, :length], Topic.validators_on(:title).map(&:kind) @@ -265,13 +303,13 @@ class ValidationsTest < ActiveModel::TestCase end def test_accessing_instance_of_validator_on_an_attribute - Topic.validates_length_of :title, :minimum => 10 + Topic.validates_length_of :title, minimum: 10 assert_equal 10, Topic.validators_on(:title).first.options[:minimum] end def test_list_of_validators_on_multiple_attributes - Topic.validates :title, :length => { :minimum => 10 } - Topic.validates :author_name, :presence => true, :format => /a/ + Topic.validates :title, length: { minimum: 10 } + Topic.validates :author_name, presence: true, format: /a/ validators = Topic.validators_on(:title, :author_name) @@ -279,73 +317,88 @@ class ValidationsTest < ActiveModel::TestCase ActiveModel::Validations::FormatValidator, ActiveModel::Validations::LengthValidator, ActiveModel::Validations::PresenceValidator - ], validators.map { |v| v.class }.sort_by { |c| c.to_s } + ], validators.map(&:class).sort_by(&:to_s) end def test_list_of_validators_will_be_empty_when_empty - Topic.validates :title, :length => { :minimum => 10 } + Topic.validates :title, length: { minimum: 10 } assert_equal [], Topic.validators_on(:author_name) end def test_validations_on_the_instance_level - auto = Automobile.new + Topic.validates :title, :author_name, presence: true + Topic.validates :content, length: { minimum: 10 } - assert auto.invalid? - assert_equal 2, auto.errors.size + topic = Topic.new + assert topic.invalid? + assert_equal 3, topic.errors.size + + topic.title = 'Some Title' + topic.author_name = 'Some Author' + topic.content = 'Some Content Whose Length is more than 10.' + assert topic.valid? + end + + def test_validate + Topic.validate do + validates_presence_of :title, :author_name + validates_length_of :content, minimum: 10 + end - auto.make = 'Toyota' - auto.model = 'Corolla' + topic = Topic.new + assert_empty topic.errors - assert auto.valid? + topic.validate + assert_not_empty topic.errors end def test_strict_validation_in_validates - Topic.validates :title, :strict => true, :presence => true + Topic.validates :title, strict: true, presence: true assert_raises ActiveModel::StrictValidationFailed do Topic.new.valid? end end def test_strict_validation_not_fails - Topic.validates :title, :strict => true, :presence => true - assert Topic.new(:title => "hello").valid? + Topic.validates :title, strict: true, presence: true + assert Topic.new(title: "hello").valid? end def test_strict_validation_particular_validator - Topic.validates :title, :presence => { :strict => true } + Topic.validates :title, presence: { strict: true } assert_raises ActiveModel::StrictValidationFailed do Topic.new.valid? end end def test_strict_validation_in_custom_validator_helper - Topic.validates_presence_of :title, :strict => true + Topic.validates_presence_of :title, strict: true assert_raises ActiveModel::StrictValidationFailed do Topic.new.valid? end end def test_strict_validation_custom_exception - Topic.validates_presence_of :title, :strict => CustomStrictValidationException + Topic.validates_presence_of :title, strict: CustomStrictValidationException assert_raises CustomStrictValidationException do Topic.new.valid? end end def test_validates_with_bang - Topic.validates! :title, :presence => true + Topic.validates! :title, presence: true assert_raises ActiveModel::StrictValidationFailed do Topic.new.valid? end end def test_validates_with_false_hash_value - Topic.validates :title, :presence => false + Topic.validates :title, presence: false assert Topic.new.valid? end def test_strict_validation_error_message - Topic.validates :title, :strict => true, :presence => true + Topic.validates :title, strict: true, presence: true exception = assert_raises(ActiveModel::StrictValidationFailed) do Topic.new.valid? @@ -354,14 +407,14 @@ class ValidationsTest < ActiveModel::TestCase end def test_does_not_modify_options_argument - options = { :presence => true } + options = { presence: true } Topic.validates :title, options - assert_equal({ :presence => true }, options) + assert_equal({ presence: true }, options) end def test_dup_validity_is_independent Topic.validates_presence_of :title - topic = Topic.new("title" => "Litterature") + topic = Topic.new("title" => "Literature") topic.valid? duped = topic.dup |