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Diffstat (limited to 'spec/engines/sql/unit/relations/alias_spec.rb')
-rw-r--r-- | spec/engines/sql/unit/relations/alias_spec.rb | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/spec/engines/sql/unit/relations/alias_spec.rb b/spec/engines/sql/unit/relations/alias_spec.rb new file mode 100644 index 0000000000..a6fd7ab036 --- /dev/null +++ b/spec/engines/sql/unit/relations/alias_spec.rb @@ -0,0 +1,53 @@ +require 'spec_helper' + +module Arel + describe Alias do + before do + @relation = Table.new(:users) + end + + describe '#to_sql' do + describe 'when there is no ambiguity' do + it 'does not alias table names anywhere a table name can appear' do + sql = @relation \ + .where(@relation[:id].eq(1)) \ + .order(@relation[:id]) \ + .project(@relation[:id]) \ + .group(@relation[:id]) \ + .alias \ + .to_sql + + adapter_is :mysql do + sql.should be_like(%Q{ + SELECT `users`.`id` + FROM `users` + WHERE `users`.`id` = 1 + GROUP BY `users`.`id` + ORDER BY `users`.`id` ASC + }) + end + + adapter_is :oracle do + sql.should be_like(%Q{ + SELECT "USERS"."ID" + FROM "USERS" + WHERE "USERS"."ID" = 1 + GROUP BY "USERS"."ID" + ORDER BY "USERS"."ID" ASC + }) + end + + adapter_is_not :mysql, :oracle do + sql.should be_like(%Q{ + SELECT "users"."id" + FROM "users" + WHERE "users"."id" = 1 + GROUP BY "users"."id" + ORDER BY "users"."id" ASC + }) + end + end + end + end + end +end |