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-rw-r--r--activemodel/lib/active_model/type/helpers/numeric.rb2
-rw-r--r--activemodel/test/cases/type/decimal_test.rb5
-rw-r--r--activemodel/test/cases/type/float_test.rb5
-rw-r--r--activemodel/test/cases/type/integer_test.rb6
4 files changed, 14 insertions, 4 deletions
diff --git a/activemodel/lib/active_model/type/helpers/numeric.rb b/activemodel/lib/active_model/type/helpers/numeric.rb
index 16e14f9e5f..473cdb0c67 100644
--- a/activemodel/lib/active_model/type/helpers/numeric.rb
+++ b/activemodel/lib/active_model/type/helpers/numeric.rb
@@ -29,7 +29,7 @@ module ActiveModel
# 'wibble'.to_i will give zero, we want to make sure
# that we aren't marking int zero to string zero as
# changed.
- value.to_s !~ /\A-?\d+\.?\d*\z/
+ !/\A[-+]?\d+/.match?(value.to_s)
end
end
end
diff --git a/activemodel/test/cases/type/decimal_test.rb b/activemodel/test/cases/type/decimal_test.rb
index c0cf6ce590..be60c4f7fa 100644
--- a/activemodel/test/cases/type/decimal_test.rb
+++ b/activemodel/test/cases/type/decimal_test.rb
@@ -57,9 +57,12 @@ module ActiveModel
def test_changed?
type = Decimal.new
- assert type.changed?(5.0, 5.0, "5.0wibble")
+ assert type.changed?(0.0, 0, "wibble")
+ assert type.changed?(5.0, 0, "wibble")
+ assert_not type.changed?(5.0, 5.0, "5.0wibble")
assert_not type.changed?(5.0, 5.0, "5.0")
assert_not type.changed?(-5.0, -5.0, "-5.0")
+ assert_not type.changed?(5.0, 5.0, "0.5e+1")
end
def test_scale_is_applied_before_precision_to_prevent_rounding_errors
diff --git a/activemodel/test/cases/type/float_test.rb b/activemodel/test/cases/type/float_test.rb
index 28318e06f8..230a8dda32 100644
--- a/activemodel/test/cases/type/float_test.rb
+++ b/activemodel/test/cases/type/float_test.rb
@@ -21,9 +21,12 @@ module ActiveModel
def test_changing_float
type = Type::Float.new
- assert type.changed?(5.0, 5.0, "5wibble")
+ assert type.changed?(0.0, 0, "wibble")
+ assert type.changed?(5.0, 0, "wibble")
+ assert_not type.changed?(5.0, 5.0, "5wibble")
assert_not type.changed?(5.0, 5.0, "5")
assert_not type.changed?(5.0, 5.0, "5.0")
+ assert_not type.changed?(500.0, 500.0, "0.5E+4")
assert_not type.changed?(nil, nil, nil)
end
end
diff --git a/activemodel/test/cases/type/integer_test.rb b/activemodel/test/cases/type/integer_test.rb
index 8c5d18c9b3..df12098974 100644
--- a/activemodel/test/cases/type/integer_test.rb
+++ b/activemodel/test/cases/type/integer_test.rb
@@ -53,9 +53,13 @@ module ActiveModel
test "changed?" do
type = Type::Integer.new
- assert type.changed?(5, 5, "5wibble")
+ assert type.changed?(0, 0, "wibble")
+ assert type.changed?(5, 0, "wibble")
+ assert_not type.changed?(5, 5, "5wibble")
assert_not type.changed?(5, 5, "5")
assert_not type.changed?(5, 5, "5.0")
+ assert_not type.changed?(5, 5, "+5")
+ assert_not type.changed?(5, 5, "+5.0")
assert_not type.changed?(-5, -5, "-5")
assert_not type.changed?(-5, -5, "-5.0")
assert_not type.changed?(nil, nil, nil)