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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
42 lines
1.6 KiB
Ruby
42 lines
1.6 KiB
Ruby
describe :fixnum_modulo, shared: true do
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it "returns the modulus obtained from dividing self by the given argument" do
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13.send(@method, 4).should == 1
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4.send(@method, 13).should == 4
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13.send(@method, 4.0).should == 1
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4.send(@method, 13.0).should == 4
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(-200).send(@method, 256).should == 56
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(-1000).send(@method, 512).should == 24
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(-200).send(@method, -256).should == -200
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(-1000).send(@method, -512).should == -488
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(200).send(@method, -256).should == -56
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(1000).send(@method, -512).should == -24
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1.send(@method, 2.0).should == 1.0
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200.send(@method, bignum_value).should == 200
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end
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it "raises a ZeroDivisionError when the given argument is 0" do
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lambda { 13.send(@method, 0) }.should raise_error(ZeroDivisionError)
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lambda { 0.send(@method, 0) }.should raise_error(ZeroDivisionError)
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lambda { -10.send(@method, 0) }.should raise_error(ZeroDivisionError)
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end
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it "raises a ZeroDivisionError when the given argument is 0 and a Float" do
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lambda { 0.send(@method, 0.0) }.should raise_error(ZeroDivisionError)
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lambda { 10.send(@method, 0.0) }.should raise_error(ZeroDivisionError)
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lambda { -10.send(@method, 0.0) }.should raise_error(ZeroDivisionError)
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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.send(@method, obj)
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}.should raise_error(TypeError)
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lambda { 13.send(@method, "10") }.should raise_error(TypeError)
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lambda { 13.send(@method, :symbol) }.should raise_error(TypeError)
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end
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end
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