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require_relative '../../../spec_helper'
describe "ObjectSpace::WeakMap#[]" do
it "is faithful to the map's content" do
map = ObjectSpace::WeakMap.new
key1, key2 = %w[a b].map(&:upcase)
ref1, ref2 = %w[x y]
map[key1] = ref1
map[key1].should == ref1
map[key1] = ref1
map[key1].should == ref1
map[key2] = ref2
map[key1].should == ref1
map[key2].should == ref2
end
it "matches using identity semantics" do
map = ObjectSpace::WeakMap.new
key1, key2 = %w[a a].map(&:upcase)
ref = "x"
map[key1] = ref
map[key2].should == nil
end
end
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