# frozen_string_literal: true
require "cases/helper"
require "models/topic"
require "models/reply"
require "models/developer"
require "models/computer"
require "models/parrot"
require "models/company"
require "models/price_estimate"
class ValidationsTest < ActiveRecord::TestCase
fixtures :topics, :developers
# 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
repair_validations(Topic)
def test_valid_uses_create_context_when_new
r = WrongReply.new
r.title = "Wrong Create"
assert_not_predicate r, :valid?
assert r.errors[:title].any?, "A reply with a bad title should mark that attribute as invalid"
assert_equal ["is Wrong Create"], r.errors[:title], "A reply with a bad content should contain an error"
end
def test_valid_uses_update_context_when_persisted
r = WrongReply.new
r.title = "Bad"
r.content = "Good"
assert r.save, "First validation should be successful"
r.title = "Wrong Update"
assert_not r.valid?, "Second validation should fail"
assert r.errors[:title].any?, "A reply with a bad title should mark that attribute as invalid"
assert_equal ["is Wrong Update"], r.errors[:title], "A reply with a bad content should contain an error"
end
def test_valid_using_special_context
r = WrongReply.new(title: "Valid title")
assert_not r.valid?(:special_case)
assert_equal "Invalid", r.errors[:author_name].join
r.author_name = "secret"
r.content = "Good"
assert r.valid?(:special_case)
r.author_name = nil
assert_not r.valid?(:special_case)
assert_equal "Invalid", r.errors[:author_name].join
r.author_name = "secret"
assert r.valid?(:special_case)
end
def test_invalid_using_multiple_contexts
r = WrongReply.new(title: "Wrong Create")
assert r.invalid?([:special_case, :create])
assert_equal "Invalid", r.errors[:author_name].join
assert_equal "is Wrong Create", r.errors[:title].join
end
def test_validate
r = WrongReply.new
r.validate
assert_empty r.errors[:author_name]
r.validate(:special_case)
assert_not_empty r.errors[:author_name]
r.author_name = "secret"
r.validate(:special_case)
assert_empty r.errors[:author_name]
end
def test_invalid_record_exception
assert_raise(ActiveRecord::RecordInvalid) { WrongReply.create! }
assert_raise(ActiveRecord::RecordInvalid) { WrongReply.new.save! }
r = WrongReply.new
invalid = assert_raise ActiveRecord::RecordInvalid do
r.save!
end
assert_equal r, invalid.record
end
def test_validate_with_bang
assert_raise(ActiveRecord::RecordInvalid) do
WrongReply.new.validate!
end
end
def test_validate_with_bang_and_context
assert_raise(ActiveRecord::RecordInvalid) do
WrongReply.new.validate!(:special_case)
end
r = WrongReply.new(title: "Valid title", author_name: "secret", content: "Good")
assert r.validate!(:special_case)
end
def test_exception_on_create_bang_many
assert_raise(ActiveRecord::RecordInvalid) do
WrongReply.create!([ { "title" => "OK" }, { "title" => "Wrong Create" }])
end
end
def test_exception_on_create_bang_with_block
assert_raise(ActiveRecord::RecordInvalid) do
WrongReply.create!("title" => "OK") do |r|
r.content = nil
end
end
end
def test_exception_on_create_bang_many_with_block
assert_raise(ActiveRecord::RecordInvalid) do
WrongReply.create!([{ "title" => "OK" }, { "title" => "Wrong Create" }]) do |r|
r.content = nil
end
end
end
def test_save_without_validation
reply = WrongReply.new
assert_not reply.save
assert reply.save(validate: false)
end
def test_validates_acceptance_of_with_non_existent_table
Object.const_set :IncorporealModel, Class.new(ActiveRecord::Base)
assert_nothing_raised do
IncorporealModel.validates_acceptance_of(:incorporeal_column)
end
end
def test_throw_away_typing
d = Developer.new("name" => "David", "salary" => "100,000")
assert_not_predicate d, :valid?
assert_equal 100, d.salary
assert_equal "100,000", d.salary_before_type_cast
end
def test_validates_acceptance_of_as_database_column
Topic.validates_acceptance_of(:approved)
topic = Topic.create("approved" => true)
assert topic["approved"]
end
def test_validators
assert_equal 1, Parrot.validators.size
assert_equal 1, Company.validators.size
assert_equal 1, Parrot.validators_on(:name).size
assert_equal 1, Company.validators_on(:name).size
end
def test_numericality_validation_with_mutation
klass = Class.new(Topic) do
attribute :wibble, :string
validates_numericality_of :wibble, only_integer: true
end
topic = klass.new(wibble: "123-4567")
topic.wibble.gsub!("-", "")
assert_predicate topic, :valid?
end
def test_numericality_validation_checks_against_raw_value
klass = Class.new(Topic) do
def self.model_name
ActiveModel::Name.new(self, nil, "Topic")
end
attribute :wibble, :decimal, scale: 2, precision: 9
validates_numericality_of :wibble, greater_than_or_equal_to: BigDecimal("97.18")
end
assert_not_predicate klass.new(wibble: "97.179"), :valid?
assert_not_predicate klass.new(wibble: 97.179), :valid?
assert_not_predicate klass.new(wibble: BigDecimal("97.179")), :valid?
end
def test_numericality_validator_wont_be_affected_by_custom_getter
price_estimate = PriceEstimate.new(price: 50)
assert_equal "$50.00", price_estimate.price
assert_equal 50, price_estimate.price_before_type_cast
assert_equal 50, price_estimate.read_attribute(:price)
assert_predicate price_estimate, :price_came_from_user?
assert_predicate price_estimate, :valid?
price_estimate.save!
assert_not_predicate price_estimate, :price_came_from_user?
assert_predicate price_estimate, :valid?
end
def test_acceptance_validator_doesnt_require_db_connection
klass = Class.new(ActiveRecord::Base) do
self.table_name = "posts"
end
klass.reset_column_information
assert_no_queries do
klass.validates_acceptance_of(:foo)
end
end
end
