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* Other ruby implementations use the spec/ruby directory. [Misc #13792] [ruby-core:82287] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
29 lines
949 B
Ruby
29 lines
949 B
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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describe "Fixnum#+" do
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it "returns self plus the given Integer" do
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(491 + 2).should == 493
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(90210 + 10).should == 90220
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(9 + bignum_value).should == 9223372036854775817
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(1001 + 5.219).should == 1006.219
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end
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it "raises a TypeError when given a non-Integer" do
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lambda {
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(obj = mock('10')).should_receive(:to_int).any_number_of_times.and_return(10)
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13 + obj
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}.should raise_error(TypeError)
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lambda { 13 + "10" }.should raise_error(TypeError)
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lambda { 13 + :symbol }.should raise_error(TypeError)
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end
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it "overflows to Bignum when the result does not fit in Fixnum" do
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(5 + 10).should be_an_instance_of Fixnum
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(1 + bignum_value).should be_an_instance_of Bignum
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bignum_zero = bignum_value.coerce(0).first
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(1 + bignum_zero).should be_an_instance_of Fixnum
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(fixnum_max + 1).should be_an_instance_of(Bignum)
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end
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end
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