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Merge pull request #8781 from trisweb/tristan_8757_integer_column_nan…

…_error_fix

Fix error raised when assigning NaN to an integer column
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2 parents 85afc11 + 807e176 commit 9ee65aaaadfe40b0cd816e6665419cf55888f38e @rafaelfranca rafaelfranca committed Jan 6, 2013
@@ -4,10 +4,11 @@
*Rob Worley*
-* Fix undefined method `to_i` when calling `new` on a scope that uses an Array.
- Fixes #8718, #8734.
+* Fix undefined method `to_i` when calling `new` on a scope that uses an
+ Array; Fix FloatDomainError when setting integer column to NaN.
+ Fixes #8718, #8734, #8757.
- *Jason Stirk*
+ *Jason Stirk + Tristan Harward*
* Rename `update_attributes` to `update`, keep `update_attributes` as an alias for `update` method.
This is a soft-deprecation for `update_attributes`, although it will still work without any
@@ -17,7 +18,7 @@
*Amparo Luna + Guillermo Iguaran*
* `after_commit` and `after_rollback` now validate the `:on` option and raise an `ArgumentError`
- if it is not one of `:create`, `:destroy` or ``:update`
+ if it is not one of `:create`, `:destroy` or `:update`
*Pascal Friederich*
@@ -206,11 +206,7 @@ def value_to_integer(value)
when TrueClass, FalseClass
value ? 1 : 0
else
- if value.respond_to?(:to_i)
- value.to_i
- else
- nil
- end
+ value.to_i rescue nil
end
end
@@ -57,6 +57,12 @@ def test_type_cast_object_without_to_i_to_integer
assert_nil column.type_cast(Object.new)
end
+ def test_type_cast_nan_and_infinity_to_integer
+ column = Column.new("field", nil, "integer")
+ assert_nil column.type_cast(Float::NAN)
+ assert_nil column.type_cast(1.0/0.0)
+ end
+
def test_type_cast_time
column = Column.new("field", nil, "time")
assert_equal nil, column.type_cast('')

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