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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
27 lines
868 B
Ruby
27 lines
868 B
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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describe "Fixnum#*" do
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it "returns self multiplied by the given Integer" do
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(4923 * 2).should == 9846
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(1342177 * 800).should == 1073741600
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(65536 * 65536).should == 4294967296
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(256 * bignum_value).should == 2361183241434822606848
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(6712 * 0.25).should == 1678.0
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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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(fixnum_max * fixnum_max).should be_kind_of(Bignum)
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(fixnum_max * fixnum_min).should be_kind_of(Bignum)
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end
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end
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