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tests for passing a subquery to #in and #not_in

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Sven Fuchs 2010-12-07 10:05:25 +01:00
parent 4bec8c8e9e
commit 54d62de817
1 changed files with 18 additions and 0 deletions
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18
test/visitors/test_to_sql.rb
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@ -137,6 +137,15 @@ module Arel
} }
end end
it 'can handle subqueries' do
table = Table.new(:users)
subquery = table.project(:id).where(table[:name].eq('Aaron'))
node = @attr.in subquery
@visitor.accept(node).must_be_like %{
"users"."id" IN (SELECT id FROM "users" WHERE "users"."name" = 'Aaron')
}
end
it 'uses the same column for escaping values' do it 'uses the same column for escaping values' do
@attr = Table.new(:users)[:name] @attr = Table.new(:users)[:name]
visitor = Class.new(ToSql) do visitor = Class.new(ToSql) do
@ -185,6 +194,15 @@ module Arel
} }
end end
it 'can handle subqueries' do
table = Table.new(:users)
subquery = table.project(:id).where(table[:name].eq('Aaron'))
node = @attr.not_in subquery
@visitor.accept(node).must_be_like %{
"users"."id" NOT IN (SELECT id FROM "users" WHERE "users"."name" = 'Aaron')
}
end
it 'uses the same column for escaping values' do it 'uses the same column for escaping values' do
@attr = Table.new(:users)[:name] @attr = Table.new(:users)[:name]
visitor = Class.new(ToSql) do visitor = Class.new(ToSql) do