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-rw-r--r--activemodel/lib/active_model/type/decimal.rb8
-rw-r--r--activemodel/test/cases/type/decimal_test.rb8
-rw-r--r--activemodel/test/cases/type/float_test.rb8
-rw-r--r--activemodel/test/cases/type/integer_test.rb1
4 files changed, 24 insertions, 1 deletions
diff --git a/activemodel/lib/active_model/type/decimal.rb b/activemodel/lib/active_model/type/decimal.rb
index 541a12c8a1..e6805c5f6b 100644
--- a/activemodel/lib/active_model/type/decimal.rb
+++ b/activemodel/lib/active_model/type/decimal.rb
@@ -21,8 +21,14 @@ module ActiveModel
case value
when ::Float
convert_float_to_big_decimal(value)
- when ::Numeric, ::String
+ when ::Numeric
BigDecimal(value, precision || BIGDECIMAL_PRECISION)
+ when ::String
+ begin
+ value.to_d
+ rescue ArgumentError
+ BigDecimal(0)
+ end
else
if value.respond_to?(:to_d)
value.to_d
diff --git a/activemodel/test/cases/type/decimal_test.rb b/activemodel/test/cases/type/decimal_test.rb
index 46a913258e..c3b43725cc 100644
--- a/activemodel/test/cases/type/decimal_test.rb
+++ b/activemodel/test/cases/type/decimal_test.rb
@@ -11,6 +11,14 @@ module ActiveModel
assert_equal BigDecimal.new("1"), type.cast(:"1")
end
+ def test_type_cast_decimal_from_invalid_string
+ type = Decimal.new
+ assert_nil type.cast("")
+ assert_equal BigDecimal.new("1"), type.cast("1ignore")
+ assert_equal BigDecimal.new("0"), type.cast("bad1")
+ assert_equal BigDecimal.new("0"), type.cast("bad")
+ end
+
def test_type_cast_decimal_from_float_with_large_precision
type = Decimal.new(precision: ::Float::DIG + 2)
assert_equal BigDecimal.new("123.0"), type.cast(123.0)
diff --git a/activemodel/test/cases/type/float_test.rb b/activemodel/test/cases/type/float_test.rb
index 2e34f57f7e..8026d63ad5 100644
--- a/activemodel/test/cases/type/float_test.rb
+++ b/activemodel/test/cases/type/float_test.rb
@@ -9,6 +9,14 @@ module ActiveModel
assert_equal 1.0, type.cast("1")
end
+ def test_type_cast_float_from_invalid_string
+ type = Type::Float.new
+ assert_nil type.cast("")
+ assert_equal 1.0, type.cast("1ignore")
+ assert_equal 0.0, type.cast("bad1")
+ assert_equal 0.0, type.cast("bad")
+ end
+
def test_changing_float
type = Type::Float.new
diff --git a/activemodel/test/cases/type/integer_test.rb b/activemodel/test/cases/type/integer_test.rb
index 2b9b03f3cf..a91144036b 100644
--- a/activemodel/test/cases/type/integer_test.rb
+++ b/activemodel/test/cases/type/integer_test.rb
@@ -7,6 +7,7 @@ module ActiveModel
class IntegerTest < ActiveModel::TestCase
test "simple values" do
type = Type::Integer.new
+ assert_nil type.cast("")
assert_equal 1, type.cast(1)
assert_equal 1, type.cast("1")
assert_equal 1, type.cast("1ignore")