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require File.join(File.dirname(__FILE__), '..', '..', '..', 'spec_helper')
module Arel
describe Alias do
before do
@relation = Table.new(:users)
end
describe '==' do
it "obtains if the objects are the same" do
Alias.new(@relation).should_not == Alias.new(@relation)
(aliaz = Alias.new(@relation)).should == aliaz
end
end
describe '#to_sql' do
describe 'when there is no ambiguity' do
it 'does not alias table names anywhere a table name can appear' do
@relation \
.select(@relation[:id].eq(1)) \
.order(@relation[:id]) \
.project(@relation[:id]) \
.group(@relation[:id]) \
.alias \
.to_sql.should be_like("
SELECT `users`.`id`
FROM `users`
WHERE `users`.`id` = 1
ORDER BY `users`.`id`
GROUP BY `users`.`id`
")
end
end
end
end
end
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