diff options
Diffstat (limited to 'activerecord/test/cases/adapters/postgresql/timestamp_test.rb')
-rw-r--r-- | activerecord/test/cases/adapters/postgresql/timestamp_test.rb | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/activerecord/test/cases/adapters/postgresql/timestamp_test.rb b/activerecord/test/cases/adapters/postgresql/timestamp_test.rb new file mode 100644 index 0000000000..337f43c421 --- /dev/null +++ b/activerecord/test/cases/adapters/postgresql/timestamp_test.rb @@ -0,0 +1,30 @@ +require 'cases/helper' +require 'models/developer' + +class TimestampTest < ActiveRecord::TestCase + def test_load_infinity_and_beyond + unless current_adapter?(:PostgreSQLAdapter) + return skip("only tested on postgresql") + end + + d = Developer.find_by_sql("select 'infinity'::timestamp as updated_at") + assert d.first.updated_at.infinite?, 'timestamp should be infinite' + + d = Developer.find_by_sql("select '-infinity'::timestamp as updated_at") + time = d.first.updated_at + assert time.infinite?, 'timestamp should be infinite' + assert_operator time, :<, 0 + end + + def test_save_infinity_and_beyond + unless current_adapter?(:PostgreSQLAdapter) + return skip("only tested on postgresql") + end + + d = Developer.create!(:name => 'aaron', :updated_at => 1.0 / 0.0) + assert_equal(1.0 / 0.0, d.updated_at) + + d = Developer.create!(:name => 'aaron', :updated_at => -1.0 / 0.0) + assert_equal(-1.0 / 0.0, d.updated_at) + end +end |