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require 'cases/helper'
class Dog
include ActiveModel::Validations
include ActiveModel::Validations::Callbacks
attr_accessor :name, :history
def initialize
@history = []
end
end
class DogWithMethodCallbacks < Dog
before_validation :set_before_validation_marker
after_validation :set_after_validation_marker
def set_before_validation_marker; self.history << 'before_validation_marker'; end
def set_after_validation_marker; self.history << 'after_validation_marker' ; end
end
class DogValidatorsAreProc < Dog
before_validation { self.history << 'before_validation_marker' }
after_validation { self.history << 'after_validation_marker' }
end
class DogWithTwoValidators < Dog
before_validation { self.history << 'before_validation_marker1' }
before_validation { self.history << 'before_validation_marker2' }
end
class DogDeprecatedBeforeValidatorReturningFalse < Dog
before_validation { false }
before_validation { self.history << 'before_validation_marker2' }
end
class DogBeforeValidatorThrowingAbort < Dog
before_validation { throw :abort }
before_validation { self.history << 'before_validation_marker2' }
end
class DogAfterValidatorReturningFalse < Dog
after_validation { false }
after_validation { self.history << 'after_validation_marker' }
end
class DogWithMissingName < Dog
before_validation { self.history << 'before_validation_marker' }
validates_presence_of :name
end
class DogValidatorWithOnCondition < Dog
before_validation :set_before_validation_marker, on: :create
after_validation :set_after_validation_marker, on: :create
def set_before_validation_marker; self.history << 'before_validation_marker'; end
def set_after_validation_marker; self.history << 'after_validation_marker' ; end
end
class DogValidatorWithIfCondition < Dog
before_validation :set_before_validation_marker1, if: -> { true }
before_validation :set_before_validation_marker2, if: -> { false }
after_validation :set_after_validation_marker1, if: -> { true }
after_validation :set_after_validation_marker2, if: -> { false }
def set_before_validation_marker1; self.history << 'before_validation_marker1'; end
def set_before_validation_marker2; self.history << 'before_validation_marker2' ; end
def set_after_validation_marker1; self.history << 'after_validation_marker1'; end
def set_after_validation_marker2; self.history << 'after_validation_marker2' ; end
end
class CallbacksWithMethodNamesShouldBeCalled < ActiveModel::TestCase
def test_if_condition_is_respected_for_before_validation
d = DogValidatorWithIfCondition.new
d.valid?
assert_equal ["before_validation_marker1", "after_validation_marker1"], d.history
end
def test_on_condition_is_respected_for_validation_with_matching_context
d = DogValidatorWithOnCondition.new
d.valid?(:create)
assert_equal ["before_validation_marker", "after_validation_marker"], d.history
end
def test_on_condition_is_respected_for_validation_without_matching_context
d = DogValidatorWithOnCondition.new
d.valid?(:save)
assert_equal [], d.history
end
def test_on_condition_is_respected_for_validation_without_context
d = DogValidatorWithOnCondition.new
d.valid?
assert_equal [], d.history
end
def test_before_validation_and_after_validation_callbacks_should_be_called
d = DogWithMethodCallbacks.new
d.valid?
assert_equal ['before_validation_marker', 'after_validation_marker'], d.history
end
def test_before_validation_and_after_validation_callbacks_should_be_called_with_proc
d = DogValidatorsAreProc.new
d.valid?
assert_equal ['before_validation_marker', 'after_validation_marker'], d.history
end
def test_before_validation_and_after_validation_callbacks_should_be_called_in_declared_order
d = DogWithTwoValidators.new
d.valid?
assert_equal ['before_validation_marker1', 'before_validation_marker2'], d.history
end
def test_further_callbacks_should_not_be_called_if_before_validation_throws_abort
d = DogBeforeValidatorThrowingAbort.new
output = d.valid?
assert_equal [], d.history
assert_equal false, output
end
def test_deprecated_further_callbacks_should_not_be_called_if_before_validation_returns_false
d = DogDeprecatedBeforeValidatorReturningFalse.new
assert_deprecated do
output = d.valid?
assert_equal [], d.history
assert_equal false, output
end
end
def test_further_callbacks_should_be_called_if_after_validation_returns_false
d = DogAfterValidatorReturningFalse.new
d.valid?
assert_equal ['after_validation_marker'], d.history
end
def test_validation_test_should_be_done
d = DogWithMissingName.new
output = d.valid?
assert_equal ['before_validation_marker'], d.history
assert_equal false, output
end
end
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