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95e8c48dd3
* 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
36 lines
1.5 KiB
Ruby
36 lines
1.5 KiB
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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require File.expand_path('../fixtures/classes', __FILE__)
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describe "Module#<=>" do
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it "returns -1 if self is a subclass of or includes the given module" do
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(ModuleSpecs::Child <=> ModuleSpecs::Parent).should == -1
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(ModuleSpecs::Child <=> ModuleSpecs::Basic).should == -1
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(ModuleSpecs::Child <=> ModuleSpecs::Super).should == -1
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(ModuleSpecs::Super <=> ModuleSpecs::Basic).should == -1
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end
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it "returns 0 if self is the same as the given module" do
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(ModuleSpecs::Child <=> ModuleSpecs::Child).should == 0
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(ModuleSpecs::Parent <=> ModuleSpecs::Parent).should == 0
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(ModuleSpecs::Basic <=> ModuleSpecs::Basic).should == 0
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(ModuleSpecs::Super <=> ModuleSpecs::Super).should == 0
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end
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it "returns +1 if self is a superclas of or included by the given module" do
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(ModuleSpecs::Parent <=> ModuleSpecs::Child).should == +1
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(ModuleSpecs::Basic <=> ModuleSpecs::Child).should == +1
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(ModuleSpecs::Super <=> ModuleSpecs::Child).should == +1
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(ModuleSpecs::Basic <=> ModuleSpecs::Super).should == +1
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end
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it "returns nil if self and the given module are not related" do
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(ModuleSpecs::Parent <=> ModuleSpecs::Basic).should == nil
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(ModuleSpecs::Parent <=> ModuleSpecs::Super).should == nil
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(ModuleSpecs::Basic <=> ModuleSpecs::Parent).should == nil
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(ModuleSpecs::Super <=> ModuleSpecs::Parent).should == nil
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end
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it "returns nil if the argument is not a class/module" do
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(ModuleSpecs::Parent <=> mock('x')).should == nil
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end
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end
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