21 lines
461 B
Ruby
21 lines
461 B
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe FromSetOperator do
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describe 'when set operator method already exists' do
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let(:redefine_method) do
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Class.new do
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def self.from_union
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# This method intentionally left blank.
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end
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extend FromSetOperator
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define_set_operator Gitlab::SQL::Union
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end
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end
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it { expect { redefine_method }.to raise_exception(RuntimeError) }
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end
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end
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