diff options
Diffstat (limited to 'spec/ruby/core/bignum/plus_spec.rb')
-rw-r--r-- | spec/ruby/core/bignum/plus_spec.rb | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/spec/ruby/core/bignum/plus_spec.rb b/spec/ruby/core/bignum/plus_spec.rb new file mode 100644 index 0000000000..411e226649 --- /dev/null +++ b/spec/ruby/core/bignum/plus_spec.rb @@ -0,0 +1,19 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "Bignum#+" do + before :each do + @bignum = bignum_value(76) + end + + it "returns self plus the given Integer" do + (@bignum + 4).should == 9223372036854775888 + (@bignum + 4.2).should be_close(9223372036854775888.2, TOLERANCE) + (@bignum + bignum_value(3)).should == 18446744073709551695 + end + + it "raises a TypeError when given a non-Integer" do + lambda { @bignum + mock('10') }.should raise_error(TypeError) + lambda { @bignum + "10" }.should raise_error(TypeError) + lambda { @bignum + :symbol}.should raise_error(TypeError) + end +end |