require "libxml"
require 'test/unit'

class TC_XML_Document_Write3 < Test::Unit::TestCase
  def setup()
    @doc = XML::Document.new('1.0')
    assert_instance_of(XML::Document, @doc)
    @doc.root = XML::Node.new('rubynet')
  end

  def teardown()
    @doc = nil
  end

  def test_ruby_xml_document_write_child()
    xml = "<?xml version=\"1.0\"?>\n<rubynet>\n  <pkg/>\n</rubynet>\n"
    @doc.root.child = XML::Node.new('pkg')
    assert_equal(xml, @doc.to_s)
  end

  def test_ruby_xml_document_write_content_append()
    xml = "<?xml version=\"1.0\"?>\n"
    xml << "<rubynet>\n"
    xml << "  <pkg>\n"
    xml << "    <meta>\n"
    xml << "      <pkgname>libxml</pkgname>\n"
    xml << "    </meta>\n"
    xml << "  </pkg>\n"
    xml << "</rubynet>\n"
    pkg = @doc.root.child = XML::Node.new('pkg')
    meta = pkg.child = XML::Node.new('meta')
    assert_equal meta, meta << (pkgname = XML::Node.new('pkgname'))
    pkgname << 'libxml'
    assert_equal(xml, @doc.to_s)
  end

  def test_ruby_xml_document_write_node_search_href()
    prefix = 'xlink'
    uri = 'http://www.rubynet.org'
    xml = "<?xml version=\"1.0\"?>\n"
    xml << "<rubynet xmlns:#{prefix}=\"#{uri}\">\n"
    xml << "  <pkg/>\n"
    xml << "</rubynet>\n"
    @doc = XML::Parser.string(xml).parse
    assert_equal(xml, @doc.to_s)
    ns = @doc.root.search_href(uri)
    assert_instance_of(XML::NS, ns)
    assert_equal(uri, ns.href)
    assert_equal(prefix, ns.prefix)
  end

  def test_ruby_xml_document_write_sibling()
    xml = "<?xml version=\"1.0\"?>\n<rubynet>\n  <pkg/>\n  <pkg2/>\n</rubynet>\n"
    child = @doc.root.child = XML::Node.new('pkg')
    assert_instance_of(XML::Node, child)
    child.sibling = XML::Node.new('pkg2')
    assert_equal(xml, @doc.to_s)
  end

  def test_ruby_xml_document_write_set_doc_property()
    xml = "<?xml version=\"1.0\"?>\n"
    xml << "<rubynet xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n"
    xml << "  <pkg/>\n"
    xml << "</rubynet>\n"
    @doc.root['xmlns:xlink'] = "http://www.w3.org/1999/xlink"
    pkg = @doc.root.child = XML::Node.new('pkg')
    assert_equal(xml, @doc.to_s)
  end

  def test_ruby_xml_document_write_set_node_base()
    xml = "<?xml version=\"1.0\"?>\n"
    xml << "<rubynet>\n"
    xml << "  <pkg xml:base=\"http://www.rubynet.org/\"/>\n"
    xml << "</rubynet>\n"
    pkg = @doc.root.child = XML::Node.new('pkg')
    pkg.base = 'http://www.rubynet.org/'
    assert_equal(xml, @doc.to_s)
  end

  def test_ruby_xml_document_write_set_node_property()
    xml = "<?xml version=\"1.0\"?>\n"
    xml << "<rubynet xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n"
    xml << "  <pkg version=\"1.0\">\n"
    xml << "    <meta>\n"
    xml << "      <pkgname>libxml</pkgname>\n"
    xml << "    </meta>\n"
    xml << "  </pkg>\n"
    xml << "</rubynet>\n"
    @doc.root['xmlns:xlink'] = "http://www.w3.org/1999/xlink"
    pkg = @doc.root.child = XML::Node.new('pkg')
    pkg['version'] = '1.0'
    meta = pkg.child = XML::Node.new('meta')
    pkgname = meta.child = XML::Node.new('pkgname', 'libxml')
    assert_equal(xml, @doc.to_s)
  end
end