require_relative '../../../spec_helper'

ruby_version_is ''...'3.0' do
  require 'rexml/document'

  describe "REXML::Element#add_attribute" do
    before :each do
      @person = REXML::Element.new "person"
      @person.attributes["name"] = "Bill"
    end

    it "adds a new attribute" do
      @person.add_attribute("age", "17")
      @person.attributes["age"].should == "17"
    end

    it "overwrites an existing attribute" do
      @person.add_attribute("name", "Bill")
      @person.attributes["name"].should == "Bill"
    end

    it "accepts a pair of strings" do
      @person.add_attribute("male", "true")
      @person.attributes["male"].should == "true"
    end

    it "accepts an Attribute for key" do
      attr = REXML::Attribute.new("male", "true")
      @person.add_attribute attr
      @person.attributes["male"].should == "true"
    end

    it "ignores value if key is an Attribute" do
      attr = REXML::Attribute.new("male", "true")
      @person.add_attribute(attr, "false")
      @person.attributes["male"].should == "true"
    end

    it "returns the attribute added" do
      attr = REXML::Attribute.new("name", "Tony")
      @person.add_attribute(attr).should == attr
    end
  end
end