mirror of
https://github.com/rails/rails.git
synced 2022-11-09 12:12:34 -05:00
362 lines
11 KiB
Ruby
362 lines
11 KiB
Ruby
# encoding: utf-8
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require 'cases/helper'
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require 'models/topic'
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require 'models/reply'
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require 'models/custom_reader'
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require 'models/automobile'
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require 'active_support/json'
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require 'active_support/xml_mini'
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class ValidationsTest < ActiveModel::TestCase
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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.invalid?, "A reply without content shouldn't be saveable"
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assert r.after_validation_performed, "after_validation callback should be called"
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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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assert r.after_validation_performed, "after_validation callback should be called"
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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.invalid?
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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 ["is 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.invalid?
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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 ["is 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 ["is 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.valid?
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errors = r.errors.collect {|attr, messages| [attr.to_s, messages]}
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assert errors.include?(["title", "is Empty"])
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assert errors.include?(["content", "is 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 = ""
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r.content = ""
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r.valid?
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errors = r.errors.to_a
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assert_equal "Content is Empty", errors[0]
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assert_equal "Title is Empty", 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.valid?
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r.errors.add(:base, "Reply is not dignifying")
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errors = r.errors.to_a.inject([]) { |result, error| result + [error] }
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assert_equal ["Reply is not dignifying"], r.errors[:base]
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assert errors.include?("Title is 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_on_base_with_symbol_message
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r = Reply.new
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r.content = "Mismatch"
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r.valid?
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r.errors.add(:base, :invalid)
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errors = r.errors.to_a.inject([]) { |result, error| result + [error] }
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assert_equal ["is invalid"], r.errors[:base]
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assert errors.include?("Title is Empty")
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assert errors.include?("is invalid")
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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.invalid?
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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.invalid?
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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 { errors.add("title", "will never be valid") }
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t = Topic.new("title" => "Title", "content" => "whatever")
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assert t.invalid?
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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_validate_block_with_params
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Topic.validate { |topic| topic.errors.add("title", "will never be valid") }
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t = Topic.new("title" => "Title", "content" => "whatever")
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assert t.invalid?
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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) do
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t = Topic.new
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t.valid?
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end
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end
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def test_errors_conversions
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Topic.validates_presence_of %w(title content)
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t = Topic.new
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assert t.invalid?
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xml = t.errors.to_xml
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assert_match %r{<errors>}, xml
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assert_match %r{<error>Title can't be blank</error>}, xml
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assert_match %r{<error>Content can't be blank</error>}, xml
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hash = {}
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hash[:title] = ["can't be blank"]
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hash[:content] = ["can't be blank"]
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assert_equal t.errors.to_json, hash.to_json
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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.invalid?
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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 {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.invalid?
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assert_equal :title, key = t.errors.keys[0]
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assert_equal "can't be blank", t.errors[key][0]
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assert_equal 'is too short (minimum is 2 characters)', t.errors[key][1]
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assert_equal :author_name, key = t.errors.keys[1]
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assert_equal "can't be blank", t.errors[key][0]
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assert_equal :author_email_address, key = t.errors.keys[2]
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assert_equal 'will never be valid', t.errors[key][0]
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assert_equal :content, key = t.errors.keys[3]
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assert_equal 'is too short (minimum is 2 characters)', t.errors[key][0]
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end
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def test_validaton_with_if_and_on
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Topic.validates_presence_of :title, :if => Proc.new{|x| x.author_name = "bad"; true }, :on => :update
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t = Topic.new(:title => "")
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# If block should not fire
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assert t.valid?
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assert t.author_name.nil?
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# If block should fire
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assert t.invalid?(:update)
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assert t.author_name == "bad"
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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_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.invalid?
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assert_equal ["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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def test_list_of_validators_on_multiple_attributes
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Topic.validates :title, :length => { :minimum => 10 }
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Topic.validates :author_name, :presence => true, :format => /a/
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validators = Topic.validators_on(:title, :author_name)
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assert_equal [
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ActiveModel::Validations::FormatValidator,
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ActiveModel::Validations::LengthValidator,
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ActiveModel::Validations::PresenceValidator
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], validators.map { |v| v.class }.sort_by { |c| c.to_s }
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end
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def test_list_of_validators_will_be_empty_when_empty
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Topic.validates :title, :length => { :minimum => 10 }
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assert_equal [], Topic.validators_on(:author_name)
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end
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def test_validations_on_the_instance_level
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auto = Automobile.new
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assert auto.invalid?
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assert_equal 2, auto.errors.size
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auto.make = 'Toyota'
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auto.model = 'Corolla'
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assert auto.valid?
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end
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def test_strict_validation_in_validates
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Topic.validates :title, :strict => true, :presence => true
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assert_raises ActiveModel::StrictValidationFailed do
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Topic.new.valid?
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end
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end
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def test_strict_validation_not_fails
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Topic.validates :title, :strict => true, :presence => true
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assert Topic.new(:title => "hello").valid?
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end
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def test_strict_validation_particular_validator
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Topic.validates :title, :presence => { :strict => true }
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assert_raises ActiveModel::StrictValidationFailed do
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Topic.new.valid?
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end
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end
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def test_strict_validation_in_custom_validator_helper
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Topic.validates_presence_of :title, :strict => true
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assert_raises ActiveModel::StrictValidationFailed do
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Topic.new.valid?
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end
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end
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def test_validates_with_bang
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Topic.validates! :title, :presence => true
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assert_raises ActiveModel::StrictValidationFailed do
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Topic.new.valid?
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end
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end
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def test_strict_validation_error_message
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Topic.validates :title, :strict => true, :presence => true
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exception = assert_raises(ActiveModel::StrictValidationFailed) do
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Topic.new.valid?
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end
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assert_equal "Title can't be blank", exception.message
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end
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def test_does_not_modify_options_argument
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options = { :presence => true }
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Topic.validates :title, options
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assert_equal({ :presence => true }, options)
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end
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def test_dup_validity_is_independent
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Topic.validates_presence_of :title
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topic = Topic.new("title" => "Litterature")
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topic.valid?
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duped = topic.dup
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duped.title = nil
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assert duped.invalid?
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topic.title = nil
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duped.title = 'Mathematics'
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assert topic.invalid?
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assert duped.valid?
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end
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end
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