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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
15 lines
534 B
Ruby
15 lines
534 B
Ruby
describe :set_difference, shared: true do
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before :each do
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@set = Set[:a, :b, :c]
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end
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it "returns a new Set containting self's elements excluding the elements in the passed Enumerable" do
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@set.send(@method, Set[:a, :b]).should == Set[:c]
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@set.send(@method, [:b, :c]).should == Set[:a]
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end
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it "raises an ArgumentError when passed a non-Enumerable" do
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lambda { @set.send(@method, 1) }.should raise_error(ArgumentError)
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lambda { @set.send(@method, Object.new) }.should raise_error(ArgumentError)
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end
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end
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