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# frozen_string_literal: true
require "cases/helper"
require "models/topic"
require "models/person"
require "models/custom_reader"
class AbsenceValidationTest < ActiveModel::TestCase
teardown do
Topic.clear_validators!
Person.clear_validators!
CustomReader.clear_validators!
end
def test_validates_absence_of
Topic.validates_absence_of(:title, :content)
t = Topic.new
t.title = "foo"
t.content = "bar"
assert_predicate t, :invalid?
assert_equal ["must be blank"], t.errors[:title]
assert_equal ["must be blank"], t.errors[:content]
t.title = ""
t.content = "something"
assert_predicate t, :invalid?
assert_equal ["must be blank"], t.errors[:content]
assert_equal [], t.errors[:title]
t.content = ""
assert_predicate t, :valid?
end
def test_validates_absence_of_with_array_arguments
Topic.validates_absence_of %w(title content)
t = Topic.new
t.title = "foo"
t.content = "bar"
assert_predicate t, :invalid?
assert_equal ["must be blank"], t.errors[:title]
assert_equal ["must be blank"], t.errors[:content]
end
def test_validates_absence_of_with_custom_error_using_quotes
Person.validates_absence_of :karma, message: "This string contains 'single' and \"double\" quotes"
p = Person.new
p.karma = "good"
assert_predicate p, :invalid?
assert_equal "This string contains 'single' and \"double\" quotes", p.errors[:karma].last
end
def test_validates_absence_of_for_ruby_class
Person.validates_absence_of :karma
p = Person.new
p.karma = "good"
assert_predicate p, :invalid?
assert_equal ["must be blank"], p.errors[:karma]
p.karma = nil
assert_predicate p, :valid?
end
def test_validates_absence_of_for_ruby_class_with_custom_reader
CustomReader.validates_absence_of :karma
p = CustomReader.new
p[:karma] = "excellent"
assert_predicate p, :invalid?
assert_equal ["must be blank"], p.errors[:karma]
p[:karma] = ""
assert_predicate p, :valid?
end
end
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