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require File.expand_path('../../../spec_helper', __FILE__)
require 'set'
describe "Set#==" do
it "returns true when the passed Object is a Set and self and the Object contain the same elements" do
Set[].should == Set[]
Set[1, 2, 3].should == Set[1, 2, 3]
Set["1", "2", "3"].should == Set["1", "2", "3"]
Set[1, 2, 3].should_not == Set[1.0, 2, 3]
Set[1, 2, 3].should_not == [1, 2, 3]
end
it "does not depend on the order of the elements" do
Set[1, 2, 3].should == Set[3, 2, 1]
Set[:a, "b", ?c].should == Set[?c, "b", :a]
end
it "does not depend on the order of nested Sets" do
Set[Set[1], Set[2], Set[3]].should == Set[Set[3], Set[2], Set[1]]
set1 = Set[Set["a", "b"], Set["c", "d"], Set["e", "f"]]
set2 = Set[Set["c", "d"], Set["a", "b"], Set["e", "f"]]
set1.should == set2
end
end
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