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-rw-r--r--spec/ruby/core/set/eql_spec.rb22
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diff --git a/spec/ruby/core/set/eql_spec.rb b/spec/ruby/core/set/eql_spec.rb
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+++ b/spec/ruby/core/set/eql_spec.rb
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+require_relative '../../spec_helper'
+
+describe "Set#eql?" do
+ ruby_version_is ""..."4.0" do
+ it "returns true when the passed argument is a Set and contains the same elements" do
+ Set[].should.eql?(Set[])
+ Set[1, 2, 3].should.eql?(Set[1, 2, 3])
+ Set[1, 2, 3].should.eql?(Set[3, 2, 1])
+ Set["a", :b, ?c].should.eql?(Set[?c, :b, "a"])
+
+ Set[1, 2, 3].should_not.eql?(Set[1.0, 2, 3])
+ Set[1, 2, 3].should_not.eql?(Set[2, 3])
+ Set[1, 2, 3].should_not.eql?(Set[])
+ end
+ end
+
+ ruby_version_is "4.0" do
+ it "is an alias of Set#==" do
+ Set.instance_method(:eql?).should == Set.instance_method(:==)
+ end
+ end
+end