diff options
Diffstat (limited to 'spec/ruby/core/array/equal_value_spec.rb')
| -rw-r--r-- | spec/ruby/core/array/equal_value_spec.rb | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/spec/ruby/core/array/equal_value_spec.rb b/spec/ruby/core/array/equal_value_spec.rb index 1ef8774873..a82e07b218 100644 --- a/spec/ruby/core/array/equal_value_spec.rb +++ b/spec/ruby/core/array/equal_value_spec.rb @@ -43,4 +43,9 @@ describe "Array#==" do obj.should_receive(:==).and_return(true) [obj].should == [5] end + + # See https://bugs.ruby-lang.org/issues/1720 + it "returns true for [NaN] == [NaN] because Array#== first checks with #equal? and NaN.equal?(NaN) is true" do + [Float::NAN].should == [Float::NAN] + end end |