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# 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
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