2015-11-26 14:37:03 +05:30
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require 'spec_helper'
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2015-12-23 02:04:40 +05:30
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describe Gitlab::SQL::Union, lib: true do
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2015-11-26 14:37:03 +05:30
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describe '#to_sql' do
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it 'returns a String joining relations together using a UNION' do
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rel1 = User.where(email: 'alice@example.com')
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rel2 = User.where(email: 'bob@example.com')
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union = described_class.new([rel1, rel2])
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sql1 = rel1.reorder(nil).to_sql
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sql2 = rel2.reorder(nil).to_sql
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expect(union.to_sql).to eq("#{sql1}\nUNION\n#{sql2}")
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end
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end
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end
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