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require "cases/helper"
require 'models/topic'
require 'models/reply'
require 'models/person'
require 'models/developer'
require 'models/computer'
require 'models/parrot'
require 'models/company'
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 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 !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_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 !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 ActiveRecord::StatementInvalid do
IncorporealModel.validates_acceptance_of(:incorporeal_column)
end
end
def test_throw_away_typing
d = Developer.new("name" => "David", "salary" => "100,000")
assert !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
Topic.class_eval do
attribute :wibble, :string
validates_numericality_of :wibble, only_integer: true
end
topic = Topic.new(wibble: '123-4567')
topic.wibble.gsub!('-', '')
assert topic.valid?
ensure
Topic.reset_column_information
end
end
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