diff options
-rw-r--r-- | activemodel/lib/active_model/type/time.rb | 2 | ||||
-rw-r--r-- | activerecord/test/cases/date_time_precision_test.rb | 18 | ||||
-rw-r--r-- | activerecord/test/cases/time_precision_test.rb | 18 |
3 files changed, 37 insertions, 1 deletions
diff --git a/activemodel/lib/active_model/type/time.rb b/activemodel/lib/active_model/type/time.rb index ad7ba0351a..8e939ac00a 100644 --- a/activemodel/lib/active_model/type/time.rb +++ b/activemodel/lib/active_model/type/time.rb @@ -28,7 +28,7 @@ module ActiveModel private def cast_value(value) - return value unless value.is_a?(::String) + return apply_seconds_precision(value) unless value.is_a?(::String) return if value.empty? if value.start_with?("2000-01-01") diff --git a/activerecord/test/cases/date_time_precision_test.rb b/activerecord/test/cases/date_time_precision_test.rb index 51f6164138..e64a8372d0 100644 --- a/activerecord/test/cases/date_time_precision_test.rb +++ b/activerecord/test/cases/date_time_precision_test.rb @@ -27,6 +27,24 @@ if subsecond_precision_supported? assert_equal 5, Foo.columns_hash["updated_at"].precision end + def test_datetime_precision_is_truncated_on_assignment + @connection.create_table(:foos, force: true) + @connection.add_column :foos, :created_at, :datetime, precision: 0 + @connection.add_column :foos, :updated_at, :datetime, precision: 6 + + time = ::Time.now.change(nsec: 123456789) + foo = Foo.new(created_at: time, updated_at: time) + + assert_equal 0, foo.created_at.nsec + assert_equal 123456000, foo.updated_at.nsec + + foo.save! + foo.reload + + assert_equal 0, foo.created_at.nsec + assert_equal 123456000, foo.updated_at.nsec + end + def test_timestamps_helper_with_custom_precision @connection.create_table(:foos, force: true) do |t| t.timestamps precision: 4 diff --git a/activerecord/test/cases/time_precision_test.rb b/activerecord/test/cases/time_precision_test.rb index 41455637bb..086500de38 100644 --- a/activerecord/test/cases/time_precision_test.rb +++ b/activerecord/test/cases/time_precision_test.rb @@ -27,6 +27,24 @@ if subsecond_precision_supported? assert_equal 6, Foo.columns_hash["finish"].precision end + def test_time_precision_is_truncated_on_assignment + @connection.create_table(:foos, force: true) + @connection.add_column :foos, :start, :time, precision: 0 + @connection.add_column :foos, :finish, :time, precision: 6 + + time = ::Time.now.change(nsec: 123456789) + foo = Foo.new(start: time, finish: time) + + assert_equal 0, foo.start.nsec + assert_equal 123456000, foo.finish.nsec + + foo.save! + foo.reload + + assert_equal 0, foo.start.nsec + assert_equal 123456000, foo.finish.nsec + end + def test_passing_precision_to_time_does_not_set_limit @connection.create_table(:foos, force: true) do |t| t.time :start, precision: 3 |