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require 'spec_helper'
module Arel
describe Group do
before do
@relation = Table.new(:users)
@attribute = @relation[:id]
end
describe '#to_sql' do
describe 'when given a predicate' do
it "manufactures sql with where clause conditions" do
sql = Group.new(@relation, @attribute).to_sql
adapter_is :mysql do
sql.should be_like(%Q{
SELECT `users`.`id`, `users`.`name`
FROM `users`
GROUP BY `users`.`id`
})
end
adapter_is :oracle do
sql.should be_like(%Q{
SELECT "USERS"."ID", "USERS"."NAME"
FROM "USERS"
GROUP BY "USERS"."ID"
})
end
adapter_is_not :mysql, :oracle do
sql.should be_like(%Q{
SELECT "users"."id", "users"."name"
FROM "users"
GROUP BY "users"."id"
})
end
end
end
describe 'when given a string' do
it "passes the string through to the where clause" do
sql = Group.new(@relation, 'asdf').to_sql
adapter_is :mysql do
sql.should be_like(%Q{
SELECT `users`.`id`, `users`.`name`
FROM `users`
GROUP BY asdf
})
end
adapter_is :oracle do
sql.should be_like(%Q{
SELECT "USERS"."ID", "USERS"."NAME"
FROM "USERS"
GROUP BY asdf
})
end
adapter_is_not :mysql, :oracle do
sql.should be_like(%Q{
SELECT "users"."id", "users"."name"
FROM "users"
GROUP BY asdf
})
end
end
end
end
end
end
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