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# frozen_string_literal: true
require "cases/helper"
require "active_record/errors"
class ErrorsTest < ActiveRecord::TestCase
def test_can_be_instantiated_with_no_args
base = ActiveRecord::ActiveRecordError
error_klasses = ObjectSpace.each_object(Class).select { |klass| klass < base }
assert_nothing_raised do
(error_klasses - [ActiveRecord::AmbiguousSourceReflectionForThroughAssociation]).each do |error_klass|
error_klass.new.inspect
rescue ArgumentError
raise "Instance of #{error_klass} can't be initialized with no arguments"
end
end
end
def test_active_record_immutable_relation_deprecation
expected_message = "ActiveRecord::ImmutableRelation is deprecated! Use ActiveRecord::UnmodifiableRelation instead"
assert_deprecated(expected_message, ActiveRecord.deprecator) do
assert_same ActiveRecord::UnmodifiableRelation, ActiveRecord::ImmutableRelation
end
end
end
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