mirror of
https://github.com/rails/rails.git
synced 2022-11-09 12:12:34 -05:00
8f97e9d19a
Signed-off-by: José Valim <jose.valim@gmail.com>
189 lines
6 KiB
Ruby
189 lines
6 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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class ValidatesWithTest < ActiveRecord::TestCase
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include ActiveModel::TestsDatabase
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def teardown
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Topic.reset_callbacks(:validate)
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Topic._validators.clear
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end
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ERROR_MESSAGE = "Validation error from validator"
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OTHER_ERROR_MESSAGE = "Validation error from other validator"
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class ValidatorThatAddsErrors < ActiveModel::Validator
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def validate(record)
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record.errors[:base] << ERROR_MESSAGE
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end
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end
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class OtherValidatorThatAddsErrors < ActiveModel::Validator
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def validate(record)
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record.errors[:base] << OTHER_ERROR_MESSAGE
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end
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end
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class ValidatorThatDoesNotAddErrors < ActiveModel::Validator
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def validate(record)
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end
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end
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class ValidatorThatValidatesOptions < ActiveModel::Validator
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def validate(record)
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if options[:field] == :first_name
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record.errors[:base] << ERROR_MESSAGE
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end
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end
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end
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class ValidatorPerEachAttribute < ActiveModel::EachValidator
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def validate_each(record, attribute, value)
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record.errors[attribute] << "Value is #{value}"
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end
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end
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class ValidatorCheckValidity < ActiveModel::EachValidator
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def check_validity!
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raise "boom!"
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end
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end
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test "vaidation with class that adds errors" do
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Topic.validates_with(ValidatorThatAddsErrors)
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topic = Topic.new
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assert !topic.valid?, "A class that adds errors causes the record to be invalid"
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assert topic.errors[:base].include?(ERROR_MESSAGE)
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end
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test "with a class that returns valid" do
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Topic.validates_with(ValidatorThatDoesNotAddErrors)
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topic = Topic.new
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assert topic.valid?, "A class that does not add errors does not cause the record to be invalid"
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end
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test "with a class that adds errors on update and a new record" do
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Topic.validates_with(ValidatorThatAddsErrors, :on => :update)
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topic = Topic.new
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assert topic.valid?, "Validation doesn't run on create if 'on' is set to update"
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end
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test "with a class that adds errors on create and a new record" do
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Topic.validates_with(ValidatorThatAddsErrors, :on => :create)
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topic = Topic.new
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assert !topic.valid?, "Validation does run on create if 'on' is set to create"
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assert topic.errors[:base].include?(ERROR_MESSAGE)
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end
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test "with multiple classes" do
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Topic.validates_with(ValidatorThatAddsErrors, OtherValidatorThatAddsErrors)
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topic = Topic.new
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assert !topic.valid?
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assert topic.errors[:base].include?(ERROR_MESSAGE)
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assert topic.errors[:base].include?(OTHER_ERROR_MESSAGE)
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end
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test "with if statements that return false" do
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Topic.validates_with(ValidatorThatAddsErrors, :if => "1 == 2")
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topic = Topic.new
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assert topic.valid?
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end
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test "with if statements that return true" do
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Topic.validates_with(ValidatorThatAddsErrors, :if => "1 == 1")
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topic = Topic.new
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assert !topic.valid?
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assert topic.errors[:base].include?(ERROR_MESSAGE)
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end
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test "with unless statements that return true" do
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Topic.validates_with(ValidatorThatAddsErrors, :unless => "1 == 1")
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topic = Topic.new
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assert topic.valid?
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end
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test "with unless statements that returns false" do
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Topic.validates_with(ValidatorThatAddsErrors, :unless => "1 == 2")
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topic = Topic.new
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assert !topic.valid?
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assert topic.errors[:base].include?(ERROR_MESSAGE)
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end
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test "passes all configuration options to the validator class" do
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topic = Topic.new
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validator = mock()
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validator.expects(:new).with(:foo => :bar, :if => "1 == 1").returns(validator)
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validator.expects(:validate).with(topic)
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Topic.validates_with(validator, :if => "1 == 1", :foo => :bar)
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assert topic.valid?
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end
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test "calls setup method of validator passing in self when validator has setup method" do
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topic = Topic.new
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validator = stub_everything
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validator.stubs(:new).returns(validator)
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validator.stubs(:validate)
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validator.stubs(:respond_to?).with(:setup).returns(true)
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validator.expects(:setup).with(Topic).once
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Topic.validates_with(validator)
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assert topic.valid?
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end
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test "doesn't call setup method of validator when validator has no setup method" do
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topic = Topic.new
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validator = stub_everything
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validator.stubs(:new).returns(validator)
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validator.stubs(:validate)
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validator.stubs(:respond_to?).with(:setup).returns(false)
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validator.expects(:setup).with(Topic).never
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Topic.validates_with(validator)
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assert topic.valid?
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end
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test "validates_with with options" do
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Topic.validates_with(ValidatorThatValidatesOptions, :field => :first_name)
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topic = Topic.new
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assert !topic.valid?
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assert topic.errors[:base].include?(ERROR_MESSAGE)
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end
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test "validates_with each validator" do
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Topic.validates_with(ValidatorPerEachAttribute, :attributes => [:title, :content])
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topic = Topic.new :title => "Title", :content => "Content"
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assert !topic.valid?
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assert_equal ["Value is Title"], topic.errors[:title]
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assert_equal ["Value is Content"], topic.errors[:content]
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end
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test "each validator checks validity" do
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assert_raise RuntimeError do
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Topic.validates_with(ValidatorCheckValidity, :attributes => [:title])
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end
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end
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test "each validator expects attributes to be given" do
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assert_raise RuntimeError do
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Topic.validates_with(ValidatorPerEachAttribute)
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end
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end
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test "each validator skip nil values if :allow_nil is set to true" do
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Topic.validates_with(ValidatorPerEachAttribute, :attributes => [:title, :content], :allow_nil => true)
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topic = Topic.new :content => ""
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assert !topic.valid?
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assert topic.errors[:title].empty?
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assert_equal ["Value is "], topic.errors[:content]
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end
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test "each validator skip blank values if :allow_blank is set to true" do
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Topic.validates_with(ValidatorPerEachAttribute, :attributes => [:title, :content], :allow_blank => true)
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topic = Topic.new :content => ""
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assert topic.valid?
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assert topic.errors[:title].empty?
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assert topic.errors[:content].empty?
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end
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end
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