# frozen_string_literal: true require "cases/helper" require "models/topic" class ConditionalValidationTest < ActiveModel::TestCase def teardown Topic.clear_validators! end def test_if_validation_using_method_true # When the method returns true Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", if: :condition_is_true) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :invalid? assert_predicate t.errors[:title], :any? assert_equal ["hoo 5"], t.errors["title"] end def test_if_validation_using_array_of_true_methods Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", if: [:condition_is_true, :condition_is_true]) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :invalid? assert_predicate t.errors[:title], :any? assert_equal ["hoo 5"], t.errors["title"] end def test_unless_validation_using_array_of_false_methods Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", unless: [:condition_is_false, :condition_is_false]) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :invalid? assert_predicate t.errors[:title], :any? assert_equal ["hoo 5"], t.errors["title"] end def test_unless_validation_using_method_true # When the method returns true Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", unless: :condition_is_true) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :valid? assert_empty t.errors[:title] end def test_if_validation_using_array_of_true_and_false_methods Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", if: [:condition_is_true, :condition_is_false]) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :valid? assert_empty t.errors[:title] end def test_unless_validation_using_array_of_true_and_false_methods Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", unless: [:condition_is_true, :condition_is_false]) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :valid? assert_empty t.errors[:title] end def test_if_validation_using_method_false # When the method returns false Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", if: :condition_is_false) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :valid? assert_empty t.errors[:title] end def test_unless_validation_using_method_false # When the method returns false Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", unless: :condition_is_false) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :invalid? assert_predicate t.errors[:title], :any? assert_equal ["hoo 5"], t.errors["title"] end def test_if_validation_using_block_true # When the block returns true Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", if: Proc.new { |r| r.content.size > 4 }) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :invalid? assert_predicate t.errors[:title], :any? assert_equal ["hoo 5"], t.errors["title"] end def test_unless_validation_using_block_true # When the block returns true Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", unless: Proc.new { |r| r.content.size > 4 }) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :valid? assert_empty t.errors[:title] end def test_if_validation_using_block_false # When the block returns false Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", if: Proc.new { |r| r.title != "uhohuhoh" }) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :valid? assert_empty t.errors[:title] end def test_unless_validation_using_block_false # When the block returns false Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", unless: Proc.new { |r| r.title != "uhohuhoh" }) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :invalid? assert_predicate t.errors[:title], :any? assert_equal ["hoo 5"], t.errors["title"] end def test_validation_using_combining_if_true_and_unless_true_conditions Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", if: :condition_is_true, unless: :condition_is_true) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :valid? assert_empty t.errors[:title] end def test_validation_using_combining_if_true_and_unless_false_conditions Topic.validates_length_of(:title, maximum: 5, too_long: "hoo %{count}", if: :condition_is_true, unless: :condition_is_false) t = Topic.new("title" => "uhohuhoh", "content" => "whatever") assert_predicate t, :invalid? assert_predicate t.errors[:title], :any? assert_equal ["hoo 5"], t.errors["title"] end end