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* For easier modifications of ruby/spec by MRI developers. * .gitignore: track changes under spec. * spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec. These files can therefore be updated like any other file in MRI. Instructions are provided in spec/README. [Feature #13156] [ruby-core:79246] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
25 lines
664 B
Ruby
25 lines
664 B
Ruby
describe :integer_next, shared: true do
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it "returns the next larger positive Fixnum" do
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2.send(@method).should == 3
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end
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it "returns the next larger negative Fixnum" do
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(-2).send(@method).should == -1
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end
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it "returns the next larger positive Bignum" do
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bignum_value.send(@method).should == bignum_value(1)
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end
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it "returns the next larger negative Bignum" do
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(-bignum_value(1)).send(@method).should == -bignum_value
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end
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it "overflows a Fixnum to a Bignum" do
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fixnum_max.send(@method).should == fixnum_max + 1
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end
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it "underflows a Bignum to a Fixnum" do
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(fixnum_min - 1).send(@method).should == fixnum_min
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end
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end
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