require 'simplecov'
SimpleCov.start do
  add_filter "/test/"
end

$VERBOSE = true

require 'minitest/autorun'
require 'minitest/reporters'
Minitest::Reporters.use!(Minitest::Reporters::DefaultReporter.new({color: true, slow_count: 5, detailed_skip: false}))

require 'fileutils'
require 'tempfile'
require 'pp'
require 'yaml'

require 'nokogiri'

if ENV['TEST_NOKOGIRI_WITH_LIBXML_RUBY']
  #
  #  if you'd like to test with the libxml-ruby gem loaded, it's
  #  recommended that you set
  #
  #    BUNDLE_GEMFILE=Gemfile-libxml-ruby
  #
  #  which will a) bundle that gem, and b) set the appropriate env var to
  #  trigger this block
  #
  require 'libxml'
  warn "#{__FILE__}:#{__LINE__}: loaded libxml-ruby '#{LibXML::XML::VERSION}'"
end

warn "#{__FILE__}:#{__LINE__}: version info:"
warn Nokogiri::VERSION_INFO.to_yaml

module Nokogiri
  class TestCase < MiniTest::Spec
    ASSETS_DIR          = File.expand_path File.join(File.dirname(__FILE__), 'files')
    ADDRESS_SCHEMA_FILE = File.join(ASSETS_DIR, 'address_book.rlx')
    ADDRESS_XML_FILE    = File.join(ASSETS_DIR, 'address_book.xml')
    ENCODING_HTML_FILE  = File.join(ASSETS_DIR, 'encoding.html')
    ENCODING_XHTML_FILE = File.join(ASSETS_DIR, 'encoding.xhtml')
    EXML_FILE           = File.join(ASSETS_DIR, 'exslt.xml')
    EXSLT_FILE          = File.join(ASSETS_DIR, 'exslt.xslt')
    HTML_FILE           = File.join(ASSETS_DIR, 'tlm.html')
    METACHARSET_FILE    = File.join(ASSETS_DIR, 'metacharset.html')
    NICH_FILE           = File.join(ASSETS_DIR, '2ch.html')
    NOENCODING_FILE     = File.join(ASSETS_DIR, 'noencoding.html')
    PO_SCHEMA_FILE      = File.join(ASSETS_DIR, 'po.xsd')
    PO_XML_FILE         = File.join(ASSETS_DIR, 'po.xml')
    SHIFT_JIS_HTML      = File.join(ASSETS_DIR, 'shift_jis.html')
    SHIFT_JIS_NO_CHARSET= File.join(ASSETS_DIR, 'shift_jis_no_charset.html')
    SHIFT_JIS_XML       = File.join(ASSETS_DIR, 'shift_jis.xml')
    SNUGGLES_FILE       = File.join(ASSETS_DIR, 'snuggles.xml')
    XML_FILE            = File.join(ASSETS_DIR, 'staff.xml')
    XML_XINCLUDE_FILE   = File.join(ASSETS_DIR, 'xinclude.xml')
    XML_ATOM_FILE       = File.join(ASSETS_DIR, 'atom.xml')
    XSLT_FILE           = File.join(ASSETS_DIR, 'staff.xslt')
    XPATH_FILE          = File.join(ASSETS_DIR, 'slow-xpath.xml')

    def setup
      @fake_error_handler_called = false
      Nokogiri::Test.__foreign_error_handler do
        @fake_error_handler_called = true
      end if Nokogiri.uses_libxml?
    end

    def teardown
      refute(@fake_error_handler_called, "the fake error handler should never get called") if Nokogiri.uses_libxml?

      if ENV['NOKOGIRI_GC']
        STDOUT.putc '!'
        if RUBY_PLATFORM =~ /java/
          require 'java'
          java.lang.System.gc
        else
          GC.start
        end
      end
    end

    def stress_memory_while &block
      # force the test to explicitly declare a skip
      raise "JRuby doesn't do GC" if Nokogiri.jruby?

      old_stress = GC.stress
      begin
        GC.stress = true
        yield
      ensure
        GC.stress = old_stress
      end
    end

    def assert_indent amount, doc, message = nil
      nodes = []
      doc.traverse do |node|
        nodes << node if node.text? && node.blank?
      end
      assert nodes.length > 0
      nodes.each do |node|
        len = node.content.gsub(/[\r\n]/, '').length
        assert_equal(0, len % amount, message)
      end
    end

    def util_decorate(document, decorator_module)
      document.decorators(XML::Node) << decorator_module
      document.decorators(XML::NodeSet) << decorator_module
      document.decorate!
    end

    #
    #  Test::Unit backwards compatibility section
    #
    alias :assert_no_match      :refute_match
    alias :assert_not_nil       :refute_nil
    alias :assert_raise         :assert_raises
    alias :assert_not_equal     :refute_equal

    def assert_not_send send_ary, m = nil
      recv, msg, *args = send_ary
      m = message(m) {
        "Expected #{mu_pp(recv)}.#{msg}(*#{mu_pp(args)}) to return false" }
      assert !recv.__send__(msg, *args), m
    end unless method_defined?(:assert_not_send)

    def i_am_ruby_matching(gem_version_requirement_string)
      Gem::Requirement.new(gem_version_requirement_string).satisfied_by?(Gem::Version.new(RUBY_VERSION))
    end

    def i_am_in_a_systemd_container
      File.exist?("/proc/self/cgroup") && File.read("/proc/self/cgroup") =~ %r(/docker/|/garden/)
    end
  end

  module SAX
    class TestCase < Nokogiri::TestCase
      class Doc < XML::SAX::Document
        attr_reader :start_elements, :start_document_called
        attr_reader :end_elements, :end_document_called
        attr_reader :data, :comments, :cdata_blocks, :start_elements_namespace
        attr_reader :errors, :warnings, :end_elements_namespace
        attr_reader :xmldecls
        attr_reader :processing_instructions

        def initialize
          @errors = []
          super
        end

        def xmldecl version, encoding, standalone
          @xmldecls = [version, encoding, standalone].compact
          super
        end

        def start_document
          @start_document_called = true
          super
        end

        def end_document
          @end_document_called = true
          super
        end

        def error error
          (@errors ||= []) << error
          super
        end

        def warning warning
          (@warning ||= []) << warning
          super
        end

        def start_element *args
          (@start_elements ||= []) << args
          super
        end

        def start_element_namespace *args
          (@start_elements_namespace ||= []) << args
          super
        end

        def end_element *args
          (@end_elements ||= []) << args
          super
        end

        def end_element_namespace *args
          (@end_elements_namespace ||= []) << args
          super
        end

        def characters string
          @data ||= []
          @data += [string]
          super
        end

        def comment string
          @comments ||= []
          @comments += [string]
          super
        end

        def cdata_block string
          @cdata_blocks ||= []
          @cdata_blocks += [string]
          super
        end

        def processing_instruction name, content
          @processing_instructions ||= []
          @processing_instructions << [name, content]
        end
      end

      # This document will help us to test the strict order of items.

      class DocWithOrderedItems < XML::SAX::Document
        attr_reader :items

        def initialize
          # [
          #   [ :method_1, argument_1, ... ],
          #   [ :method_2, argument_2, ... ],
          #   ...
          # ]
          @items = Items.new
        end

        [
          :xmldecl,
          :start_document, :end_document,
          :start_element, :end_element,
          :start_element_namespace, :end_element_namespace,
          :characters, :comment, :cdata_block,
          :processing_instruction,
          :error, :warning
        ]
        .each do |name|
          define_method name do |*arguments|
            @items << [name, *arguments]
            super(*arguments)
          end
        end

        class Items < Array
          def get_root_content root_name
            items          = clone
            is_inside_root = false

            items.select! do |item|
              method_name  = item[0]
              element_name = item[1]

              case method_name
              when :start_element, :start_element_namespace
                if element_name == root_name
                  is_inside_root = true
                  next false
                end

              when :end_element, :end_element_namespace
                is_inside_root = false if element_name == root_name and is_inside_root
              end

              is_inside_root
            end

            items
          end

          def select_methods(names)
            items = clone

            items.select! do |item|
              name = item[0]
              names.include? name
            end

            items
          end

          def strip_text! method_names
            each do |item|
              method_name = item[0]
              text        = item[1]

              text.strip! if method_names.include? method_name
            end

            nil
          end
        end
      end
    end
  end
end