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Diffstat (limited to 'activemodel/test/cases/type/decimal_test.rb')
-rw-r--r-- | activemodel/test/cases/type/decimal_test.rb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/activemodel/test/cases/type/decimal_test.rb b/activemodel/test/cases/type/decimal_test.rb index 353dbf84ad..1950566c0e 100644 --- a/activemodel/test/cases/type/decimal_test.rb +++ b/activemodel/test/cases/type/decimal_test.rb @@ -52,6 +52,13 @@ module ActiveModel assert_not type.changed?(5.0, 5.0, '5.0') assert_not type.changed?(-5.0, -5.0, '-5.0') end + + def test_scale_is_applied_before_precision_to_prevent_rounding_errors + type = Decimal.new(precision: 5, scale: 3) + + assert_equal BigDecimal("1.250"), type.cast(1.250473853637869) + assert_equal BigDecimal("1.250"), type.cast("1.250473853637869") + end end end end |