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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
34 lines
1.2 KiB
Ruby
34 lines
1.2 KiB
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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require 'set'
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describe "Set#superset?" do
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before :each do
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@set = Set[1, 2, 3, 4]
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end
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it "returns true if passed a Set that equals self or self is a proper superset of" do
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@set.superset?(@set).should be_true
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Set[].superset?(Set[]).should be_true
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@set.superset?(Set[]).should be_true
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Set[1, 2, 3].superset?(Set[]).should be_true
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Set["a", :b, ?c].superset?(Set[]).should be_true
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@set.superset?(Set[1, 2, 3]).should be_true
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@set.superset?(Set[1, 3]).should be_true
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@set.superset?(Set[1, 2]).should be_true
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@set.superset?(Set[1]).should be_true
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@set.superset?(Set[5]).should be_false
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@set.superset?(Set[1, 5]).should be_false
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@set.superset?(Set[nil]).should be_false
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@set.superset?(Set["test"]).should be_false
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end
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it "raises an ArgumentError when passed a non-Set" do
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lambda { Set[].superset?([]) }.should raise_error(ArgumentError)
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lambda { Set[].superset?(1) }.should raise_error(ArgumentError)
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lambda { Set[].superset?("test") }.should raise_error(ArgumentError)
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lambda { Set[].superset?(Object.new) }.should raise_error(ArgumentError)
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end
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end
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