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Diffstat (limited to 'test/nodes/test_extract.rb')
-rw-r--r-- | test/nodes/test_extract.rb | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/test/nodes/test_extract.rb b/test/nodes/test_extract.rb index 80bb465f24..eb98553268 100644 --- a/test/nodes/test_extract.rb +++ b/test/nodes/test_extract.rb @@ -15,6 +15,14 @@ describe Arel::Nodes::Extract do EXTRACT(DATE FROM "users"."timestamp") AS foo } end + + it 'should not mutate the extract' do + table = Arel::Table.new :users + extract = table[:timestamp].extract('date') + before = extract.dup + extract.as('foo') + assert_equal extract, before + end end describe 'equality' do |