require "helper"
require "inspec/resource"
require "inspec/resources/xml"
require "rexml/document"

describe "Inspec::Resources::XML" do
  describe "when loading valid XML" do
    let(:resource) { load_resource("xml", "default.xml") }

    it "gets params as a document" do
      _(resource.params).must_be_kind_of REXML::Document
    end

    it "retrieves empty array if xpath cannot be found" do
      _(resource.send("missing")).must_equal []
    end

    it "retrieves xpath by name" do
      _(resource.send("breakfast_menu/food[1]/name")).must_equal ["Belgian Waffles"]
      _(resource.send("/breakfast_menu/food[1]/name")).must_equal ["Belgian Waffles"]
    end

    it "retrieves many xpaths by name" do
      _(resource.send("/breakfast_menu/food/name")).must_equal ["Belgian Waffles", "Strawberry Belgian Waffles"]
      _(resource.send("//name")).must_equal ["Belgian Waffles", "Strawberry Belgian Waffles"]
    end
  end

  describe "when loading xml with attributes" do
    let(:resource) { load_resource("xml", "database.xml") }

    it "gets params as a document" do
      _(resource.params).must_be_kind_of REXML::Document
    end

    it "retrieves empty array if xpath cannot be found" do
      _(resource.send("missing")).must_equal []
    end

    it "retrieves attribute value through xpath" do
      _(resource.send('//property[@name="url"]/@value')).must_equal ["jdbc:oracle:thin:@databaseserver.domain.tld:1521/DBO.DOMAIN.TLD"]
      _(resource.send('/beans/bean[@id="dataSource"]/property[@name="url"]/@value')).must_equal ["jdbc:oracle:thin:@databaseserver.domain.tld:1521/DBO.DOMAIN.TLD"]
    end
  end

  describe "when loading xml and requesting a count" do
    let(:resource) { load_resource("xml", "database.xml") }

    it "gets count of nodes in the document" do
      _(resource.send("count(//*)")).must_equal [9]
    end
  end

  describe "when loading xml and evaluating a boolean result" do
    let(:resource) { load_resource("xml", "database.xml") }

    it "checks if a node is true-like" do
      _(resource.send("boolean(/beans/bean/@lazy-init)")).must_equal [true]
    end
  end

  describe "when loading xml and evaluating a string result" do
    let(:resource) { load_resource("xml", "database.xml") }

    it "checks if a node is string-like" do
      _(resource.send('concat(string(/beans/bean/@lazy-init)," <--")')).must_equal ["true <--"]
    end
  end
end