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require 'spec_helper'
module Arel
describe SqlLiteral do
before do
@relation = Table.new(:users)
end
describe '#to_sql' do
it "manufactures sql with a literal SQL fragment" do
sql = @relation.project(Count.new(SqlLiteral.new("*"))).to_sql
adapter_is :mysql do
sql.should be_like(%Q{SELECT COUNT(*) AS count_id FROM `users`})
end
adapter_is :oracle do
sql.should be_like(%Q{SELECT COUNT(*) AS count_id FROM "USERS"})
end
adapter_is_not :mysql, :oracle do
sql.should be_like(%Q{SELECT COUNT(*) AS count_id FROM "users"})
end
end
it "manufactures expressions on literal SQL fragment" do
sql = @relation.project(SqlLiteral.new("2 * credit_limit").sum).to_sql
adapter_is :mysql do
sql.should be_like(%Q{SELECT SUM(2 * credit_limit) AS sum_id FROM `users`})
end
adapter_is :oracle do
sql.should be_like(%Q{SELECT SUM(2 * credit_limit) AS sum_id FROM "USERS"})
end
adapter_is_not :mysql, :oracle do
sql.should be_like(%Q{SELECT SUM(2 * credit_limit) AS sum_id FROM "users"})
end
end
end
end
end
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