ruby/test/psych/visitors/test_depth_first.rb

50 строки
1.2 KiB
Ruby
Исходник Обычный вид История

require 'psych/helper'
module Psych
module Visitors
class TestDepthFirst < TestCase
class Collector < Struct.new(:calls)
def initialize(calls = [])
super
end
def call obj
calls << obj
end
end
def test_scalar
collector = Collector.new
visitor = Visitors::DepthFirst.new collector
visitor.accept Psych.parse_stream '--- hello'
assert_equal 3, collector.calls.length
end
def test_sequence
collector = Collector.new
visitor = Visitors::DepthFirst.new collector
visitor.accept Psych.parse_stream "---\n- hello"
assert_equal 4, collector.calls.length
end
def test_mapping
collector = Collector.new
visitor = Visitors::DepthFirst.new collector
visitor.accept Psych.parse_stream "---\nhello: world"
assert_equal 5, collector.calls.length
end
def test_alias
collector = Collector.new
visitor = Visitors::DepthFirst.new collector
visitor.accept Psych.parse_stream "--- &yay\n- foo\n- *yay\n"
assert_equal 5, collector.calls.length
end
end
end
end