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Diffstat (limited to 'test/visitors/test_ibm_db.rb')
-rw-r--r-- | test/visitors/test_ibm_db.rb | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/test/visitors/test_ibm_db.rb b/test/visitors/test_ibm_db.rb new file mode 100644 index 0000000000..cc35bb768d --- /dev/null +++ b/test/visitors/test_ibm_db.rb @@ -0,0 +1,27 @@ +require 'helper' + +module Arel + module Visitors + describe 'the ibm_db visitor' do + before do + @visitor = IBM_DB.new Table.engine + end + + it 'uses FETCH FIRST n ROWS to limit results' do + stmt = Nodes::SelectStatement.new + stmt.limit = Nodes::Limit.new(1) + sql = @visitor.accept(stmt) + sql.must_be_like "SELECT FETCH FIRST 1 ROWS ONLY" + end + + it 'uses FETCH FIRST n ROWS in updates with a limit' do + stmt = Nodes::UpdateStatement.new + stmt.limit = Nodes::Limit.new(1) + stmt.key = 'id' + sql = @visitor.accept(stmt) + sql.must_be_like "UPDATE NULL WHERE 'id' IN (SELECT 'id' FETCH FIRST 1 ROWS ONLY)" + end + + end + end +end |