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creating string join nodes

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This commit is contained in:
Aaron Patterson 2010-12-07 14:59:13 -08:00
parent 9a5b5e5336
commit 79657a3512
2 changed files with 11 additions and 0 deletions
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4
lib/arel/factory_methods.rb
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@ -5,5 +5,9 @@ module Arel
def create_join from, to, on = nil, klass = Nodes::InnerJoin
klass.new(from, to, on)
end
def create_string_join from, to
create_join from, to, nil, Nodes::StringJoin
end
end
end

7
test/test_table.rb
View file

@ -6,6 +6,13 @@ module Arel
@relation = Table.new(:users)
end
it 'should create join nodes' do
join = @relation.create_string_join 'foo', 'bar'
assert_kind_of Arel::Nodes::StringJoin, join
assert_equal 'foo', join.left
assert_equal 'bar', join.right
end
it 'should create join nodes' do
join = @relation.create_join 'foo', 'bar', 'baz'
assert_kind_of Arel::Nodes::InnerJoin, join