# frozen_string_literal: true

require "helper"

module Nokogiri
  module XML
    class TestNamespacesInCreatedDoc < Nokogiri::TestCase
      def setup
        super
        @doc = Nokogiri::XML('<fruit xmlns="ns:fruit" xmlns:veg="ns:veg" xmlns:xlink="http://www.w3.org/1999/xlink"/>')
        pear = @doc.create_element("pear")
        bosc = @doc.create_element("bosc", { "veg:any" => "none" })
        pear.add_child(bosc)
        @doc.root << pear
        @doc.root.add_child("<orange/>")
        carrot = @doc.create_element("veg:carrot")
        @doc.root << carrot
        cheese = @doc.create_element("cheese", xmlns: "ns:dairy", "xlink:href": "http://example.com/cheese/")
        carrot << cheese
        bacon = @doc.create_element("meat:bacon", "xmlns:meat": "ns:meat")
        apple = @doc.create_element("apple")
        apple["count"] = 2
        bacon << apple
        tomato = @doc.create_element("veg:tomato")
        bacon << tomato
        @doc.root << bacon
      end

      def check_namespace(e)
        e.namespace.nil? ? nil : e.namespace.href
      end

      def test_created_default_ns
        assert_equal("ns:fruit", check_namespace(@doc.root))
      end

      def test_created_parent_default_ns
        assert_equal("ns:fruit", check_namespace(@doc.root.elements[0]))
        assert_equal("ns:fruit", check_namespace(@doc.root.elements[1]))
      end

      def test_created_grandparent_default_ns
        assert_equal("ns:fruit", check_namespace(@doc.root.elements[0].elements[0]))
      end

      def test_created_attribute_with_ns
        assert_equal("ns:veg", check_namespace(@doc.root.elements[0].elements[0].attribute_nodes.first))
      end

      def test_created_parent_nondefault_ns
        assert_equal("ns:veg",   check_namespace(@doc.root.elements[2]))
      end

      def test_created_single_decl_ns_1
        assert_equal("ns:dairy", check_namespace(@doc.root.elements[2].elements[0]))
      end

      def test_created_nondefault_attr_ns
        assert_equal("http://www.w3.org/1999/xlink",
          check_namespace(@doc.root.elements[2].elements[0].attribute_nodes.find { |a| a.name.include?("href") }))
      end

      def test_created_single_decl_ns_2
        assert_equal("ns:meat", check_namespace(@doc.root.elements[3]))
      end

      def test_created_buried_default_ns
        assert_equal("ns:fruit", check_namespace(@doc.root.elements[3].elements[0]))
      end

      def test_created_buried_decl_ns
        assert_equal("ns:veg",  check_namespace(@doc.root.elements[3].elements[1]))
      end

      def test_created_namespace_count
        n = @doc.root.clone
        n.children.each(&:remove)
        ns_attrs = n.to_xml.scan(/\bxmlns(?::.+?)?=/)
        assert_equal(3, ns_attrs.length)
      end

      def test_created_namespaced_attribute_on_unparented_node
        doc = Nokogiri::XML('<root xmlns:foo="http://foo.io"/>')
        node = @doc.create_element("obj", "foo:attr" => "baz")
        doc.root.add_child(node)
        assert_equal("http://foo.io", doc.root.children.first.attribute_nodes.first.namespace.href)
      end
    end
  end
end
