mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
25 lines
664 B
Ruby
25 lines
664 B
Ruby
describe :integer_next, shared: true do
|
|
it "returns the next larger positive Fixnum" do
|
|
2.send(@method).should == 3
|
|
end
|
|
|
|
it "returns the next larger negative Fixnum" do
|
|
(-2).send(@method).should == -1
|
|
end
|
|
|
|
it "returns the next larger positive Bignum" do
|
|
bignum_value.send(@method).should == bignum_value(1)
|
|
end
|
|
|
|
it "returns the next larger negative Bignum" do
|
|
(-bignum_value(1)).send(@method).should == -bignum_value
|
|
end
|
|
|
|
it "overflows a Fixnum to a Bignum" do
|
|
fixnum_max.send(@method).should == fixnum_max + 1
|
|
end
|
|
|
|
it "underflows a Bignum to a Fixnum" do
|
|
(fixnum_min - 1).send(@method).should == fixnum_min
|
|
end
|
|
end
|