Ruby

# coding: US-ASCII

# frozen_string_literal: false

require 'psych/helper'

require 'psych/visitors/custom_class'

module Psych

module Visitors

class TestCustomClass < TestCase

INPUT_STRING = <<-'END'

teams:

- name: SOS Brigade

members:

- {name: Haruhi, gender: F}

- {name: Kyon, gender: M}

- {name: Mikuru, gender: F}

- {name: Itsuki, gender: M}

- {name: Yuki, gender: F}

END

def test_custom_classes

classmap = {

"teams" => Struct.new('Team', 'name', 'members'),

"members" => Struct.new('Member', 'name', 'gender'),

}

#

visitor = Psych::Visitors::CustomClassVisitor.create(classmap)

tree = Psych.parse(INPUT_STRING)

ydoc = visitor.accept(tree)

#

assert_kind_of Hash, ydoc

assert_kind_of classmap["teams"], ydoc['teams'][0]

assert_kind_of classmap["members"], ydoc['teams'][0]['members'][0]

#

team = ydoc['teams'][0]

assert_equal 'SOS Brigade', team.name

assert_equal 'Haruhi', team.members[0].name

assert_equal 'F', team.members[0].gender

end

def test_default_class

magic_hash_cls = Class.new(Hash) do

def method_missing(method, *args)

return super unless args.empty?

return self[method.to_s]

end

end

classmap = {'*' => magic_hash_cls}

#

visitor = Psych::Visitors::CustomClassVisitor.create(classmap)

tree = Psych.parse(INPUT_STRING)

ydoc = visitor.accept(tree)

#

assert_kind_of magic_hash_cls, ydoc

assert_kind_of magic_hash_cls, ydoc['teams'][0]

assert_kind_of magic_hash_cls, ydoc['teams'][0]['members'][0]

#

team = ydoc['teams'][0]

assert_equal "SOS Brigade", team.name

assert_equal "Haruhi", team.members[0].name

assert_equal "F", team.members[0].gender

end

end

end

end