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Add spec for negative hex string to Float #1291

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Add spec for negative hex string to Float #1291

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1fefa44
add test for negative hex string to float
kaisecheng Oct 30, 2025
5011276
Update core/kernel/Float_spec.rb
kaisecheng Oct 30, 2025
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4 changes: 4 additions & 0 deletions core/kernel/Float_spec.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -257,6 +257,10 @@ def to_f() 1.2 end
@object.send(:Float, "0x_10", exception: false).should be_nil
end

it "parses negative hexadecimal string as negative float" do
@object.send(:Float, "-0x7b").should == -123.0
end

ruby_version_is "3.4" do
it "accepts a fractional part" do
@object.send(:Float, "0x0.8").should == 0.5
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