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256 lines
7.8 KiB
Ruby
256 lines
7.8 KiB
Ruby
# encoding: utf-8
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require 'cases/helper'
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require 'cases/tests_database'
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require 'models/topic'
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require 'models/reply'
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require 'models/developer'
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require 'models/custom_reader'
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class ValidationsTest < ActiveModel::TestCase
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include ActiveModel::TestsDatabase
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def setup
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Topic._validators.clear
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end
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# Most of the tests mess with the validations of Topic, so lets repair it all the time.
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# Other classes we mess with will be dealt with in the specific tests
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def teardown
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Topic.reset_callbacks(:validate)
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end
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def test_single_field_validation
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r = Reply.new
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r.title = "There's no content!"
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assert !r.valid?, "A reply without content shouldn't be saveable"
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r.content = "Messa content!"
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assert r.valid?, "A reply with content should be saveable"
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end
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def test_single_attr_validation_and_error_msg
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r = Reply.new
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r.title = "There's no content!"
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assert !r.valid?
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assert r.errors[:content].any?, "A reply without content should mark that attribute as invalid"
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assert_equal ["Empty"], r.errors["content"], "A reply without content should contain an error"
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assert_equal 1, r.errors.count
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end
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def test_double_attr_validation_and_error_msg
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r = Reply.new
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assert !r.valid?
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assert r.errors[:title].any?, "A reply without title should mark that attribute as invalid"
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assert_equal ["Empty"], r.errors["title"], "A reply without title should contain an error"
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assert r.errors[:content].any?, "A reply without content should mark that attribute as invalid"
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assert_equal ["Empty"], r.errors["content"], "A reply without content should contain an error"
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assert_equal 2, r.errors.count
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end
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def test_single_error_per_attr_iteration
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r = Reply.new
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r.save
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errors = []
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r.errors.each {|attr, messages| errors << [attr.to_s, messages] }
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assert errors.include?(["title", "Empty"])
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assert errors.include?(["content", "Empty"])
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end
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def test_multiple_errors_per_attr_iteration_with_full_error_composition
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r = Reply.new
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r.title = "Wrong Create"
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r.content = "Mismatch"
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r.save
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errors = r.errors.to_a
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assert_equal "Title is Wrong Create", errors[0]
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assert_equal "Title is Content Mismatch", errors[1]
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assert_equal 2, r.errors.count
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end
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def test_errors_on_nested_attributes_expands_name
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t = Topic.new
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t.errors["replies.name"] << "can't be blank"
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assert_equal ["Replies name can't be blank"], t.errors.full_messages
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end
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def test_errors_on_base
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r = Reply.new
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r.content = "Mismatch"
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r.save
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r.errors[:base] << "Reply is not dignifying"
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errors = []
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r.errors.to_a.each { |error| errors << error }
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assert_equal ["Reply is not dignifying"], r.errors[:base]
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assert errors.include?("Title Empty")
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assert errors.include?("Reply is not dignifying")
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assert_equal 2, r.errors.count
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end
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def test_errors_empty_after_errors_on_check
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t = Topic.new
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assert t.errors[:id].empty?
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assert t.errors.empty?
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end
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def test_validates_each
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hits = 0
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Topic.validates_each(:title, :content, [:title, :content]) do |record, attr|
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record.errors.add attr, 'gotcha'
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hits += 1
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end
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t = Topic.new("title" => "valid", "content" => "whatever")
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assert !t.save
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assert_equal 4, hits
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assert_equal %w(gotcha gotcha), t.errors[:title]
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assert_equal %w(gotcha gotcha), t.errors[:content]
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end
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def test_validates_each_custom_reader
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hits = 0
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CustomReader.validates_each(:title, :content, [:title, :content]) do |record, attr|
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record.errors.add attr, 'gotcha'
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hits += 1
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end
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t = CustomReader.new("title" => "valid", "content" => "whatever")
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assert !t.valid?
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assert_equal 4, hits
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assert_equal %w(gotcha gotcha), t.errors[:title]
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assert_equal %w(gotcha gotcha), t.errors[:content]
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end
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def test_validate_block
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Topic.validate { |topic| topic.errors.add("title", "will never be valid") }
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t = Topic.create("title" => "Title", "content" => "whatever")
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assert !t.valid?
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assert t.errors[:title].any?
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assert_equal ["will never be valid"], t.errors["title"]
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end
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def test_invalid_validator
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Topic.validate :i_dont_exist
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assert_raise(NameError) { t = Topic.create }
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end
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def test_errors_to_xml
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r = Reply.new :title => "Wrong Create"
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assert !r.valid?
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xml = r.errors.to_xml(:skip_instruct => true)
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assert_equal "<errors>", xml.first(8)
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assert xml.include?("<error>Title is Wrong Create</error>")
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assert xml.include?("<error>Content Empty</error>")
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end
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def test_validation_order
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Topic.validates_presence_of :title
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Topic.validates_length_of :title, :minimum => 2
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t = Topic.new("title" => "")
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assert !t.valid?
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assert_equal "can't be blank", t.errors["title"].first
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Topic.validates_presence_of :title, :author_name
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Topic.validate {|topic| topic.errors.add('author_email_address', 'will never be valid')}
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Topic.validates_length_of :title, :content, :minimum => 2
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t = Topic.new :title => ''
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assert !t.valid?
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assert_equal :title, key = t.errors.keys.first
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assert_equal "can't be blank", t.errors[key].first
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assert_equal 'is too short (minimum is 2 characters)', t.errors[key].second
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assert_equal :author_name, key = t.errors.keys.second
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assert_equal "can't be blank", t.errors[key].first
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assert_equal :author_email_address, key = t.errors.keys.third
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assert_equal 'will never be valid', t.errors[key].first
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assert_equal :content, key = t.errors.keys.fourth
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assert_equal 'is too short (minimum is 2 characters)', t.errors[key].first
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end
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def test_invalid_should_be_the_opposite_of_valid
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Topic.validates_presence_of :title
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t = Topic.new
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assert t.invalid?
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assert t.errors[:title].any?
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t.title = 'Things are going to change'
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assert !t.invalid?
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end
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def test_deprecated_error_messages_on
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Topic.validates_presence_of :title
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t = Topic.new
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assert t.invalid?
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[:title, "title"].each do |attribute|
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assert_deprecated { assert_equal "can't be blank", t.errors.on(attribute) }
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end
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Topic.validates_each(:title) do |record, attribute|
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record.errors[attribute] << "invalid"
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end
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assert t.invalid?
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[:title, "title"].each do |attribute|
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assert_deprecated do
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assert t.errors.on(attribute).include?("invalid")
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assert t.errors.on(attribute).include?("can't be blank")
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end
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end
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end
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def test_deprecated_errors_on_base_and_each
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t = Topic.new
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assert t.valid?
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assert_deprecated { t.errors.add_to_base "invalid topic" }
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assert_deprecated { assert_equal "invalid topic", t.errors.on_base }
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assert_deprecated { assert t.errors.invalid?(:base) }
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all_errors = t.errors.to_a
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assert_deprecated { assert_equal all_errors, t.errors.each_full{|err| err} }
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end
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def test_validation_with_message_as_proc
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Topic.validates_presence_of(:title, :message => proc { "no blanks here".upcase })
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t = Topic.new
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assert !t.valid?
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assert ["NO BLANKS HERE"], t.errors[:title]
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end
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def test_list_of_validators_for_model
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Topic.validates_presence_of :title
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Topic.validates_length_of :title, :minimum => 2
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assert_equal 2, Topic.validators.count
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assert_equal [:presence, :length], Topic.validators.map(&:kind)
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end
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def test_list_of_validators_on_an_attribute
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Topic.validates_presence_of :title, :content
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Topic.validates_length_of :title, :minimum => 2
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assert_equal 2, Topic.validators_on(:title).count
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assert_equal [:presence, :length], Topic.validators_on(:title).map(&:kind)
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assert_equal 1, Topic.validators_on(:content).count
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assert_equal [:presence], Topic.validators_on(:content).map(&:kind)
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end
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def test_accessing_instance_of_validator_on_an_attribute
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Topic.validates_length_of :title, :minimum => 10
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assert_equal 10, Topic.validators_on(:title).first.options[:minimum]
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end
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end
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