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Float to_i should raise a FloatDomainError when NaN #646

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merged 1 commit into from
Oct 13, 2022
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Float to_i should raise a FloatDomainError when NaN #646

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1 change: 1 addition & 0 deletions spec/core/float/shared/to_i.rb
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
describe :float_to_i, shared: true do
it "returns self truncated to an Integer" do
-> { (0.0 / 0.0).send(@method) }.should raise_error(FloatDomainError)
899.2.send(@method).should eql(899)
-1.122256e-45.send(@method).should eql(0)
5_213_451.9201.send(@method).should eql(5213451)
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1 change: 1 addition & 0 deletions src/float_object.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -191,6 +191,7 @@ Value FloatObject::coerce(Env *env, Value arg) {
}

Value FloatObject::to_i(Env *env) const {
if (is_nan()) env->raise("FloatDomainError", "NaN");
if (is_infinity()) {
env->raise("FloatDomainError", to_s()->as_string()->string());
}
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