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require File.join(File.dirname(__FILE__), '..', '..', '..', '..', '..', 'spec_helper')
module Arel
describe In do
before do
@relation = Table.new(:users)
@attribute = @relation[:id]
end
describe '#to_sql' do
describe 'when relating to an array' do
describe 'when the array\'s elements are the same type as the attribute' do
before do
@array = [1, 2, 3]
end
it 'manufactures sql with a comma separated list' do
sql = In.new(@attribute, @array).to_sql
adapter_is :mysql do
sql.should be_like(%Q{`users`.`id` IN (1, 2, 3)})
end
adapter_is_not :mysql do
sql.should be_like(%Q{"users"."id" IN (1, 2, 3)})
end
end
end
describe 'when the array\'s elements are not same type as the attribute' do
before do
@array = ['1-asdf', 2, 3]
end
it 'formats values in the array as the type of the attribute' do
sql = In.new(@attribute, @array).to_sql
adapter_is :mysql do
sql.should be_like(%Q{`users`.`id` IN (1, 2, 3)})
end
adapter_is_not :mysql do
sql.should be_like(%Q{"users"."id" IN (1, 2, 3)})
end
end
end
end
describe 'when relating to a range' do
before do
@range = 1..2
end
it 'manufactures sql with a between' do
sql = In.new(@attribute, @range).to_sql
adapter_is :mysql do
sql.should be_like(%Q{`users`.`id` BETWEEN 1 AND 2})
end
adapter_is_not :mysql do
sql.should be_like(%Q{"users"."id" BETWEEN 1 AND 2})
end
end
end
describe 'when relating to a relation' do
it 'manufactures sql with a subselect' do
sql = In.new(@attribute, @relation).to_sql
adapter_is :mysql do
sql.should be_like(%Q{
`users`.`id` IN (SELECT `users`.`id`, `users`.`name` FROM `users`)
})
end
adapter_is_not :mysql do
sql.should be_like(%Q{
"users"."id" IN (SELECT "users"."id", "users"."name" FROM "users")
})
end
end
end
end
end
end
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