diff options
Diffstat (limited to 'spec/ruby/core/bignum/complement_spec.rb')
-rw-r--r-- | spec/ruby/core/bignum/complement_spec.rb | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/spec/ruby/core/bignum/complement_spec.rb b/spec/ruby/core/bignum/complement_spec.rb new file mode 100644 index 0000000000..be6bc21b19 --- /dev/null +++ b/spec/ruby/core/bignum/complement_spec.rb @@ -0,0 +1,9 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "Bignum#~" do + it "returns self with each bit flipped" do + (~bignum_value(48)).should == -9223372036854775857 + (~(-bignum_value(21))).should == 9223372036854775828 + (~bignum_value(1)).should == -9223372036854775810 + end +end |