require 'psych/helper' module Psych class TestStringTainted < TestCase class Tainted < Handler attr_reader :tc def initialize tc @tc = tc end def start_document version, tags, implicit tags.flatten.each do |tag| assert_taintedness tag end end def alias name assert_taintedness name end def scalar value, anchor, tag, plain, quoted, style assert_taintedness value assert_taintedness tag if tag assert_taintedness anchor if anchor end def start_sequence anchor, tag, implicit, style assert_taintedness tag if tag assert_taintedness anchor if anchor end def start_mapping anchor, tag, implicit, style assert_taintedness tag if tag assert_taintedness anchor if anchor end def assert_taintedness thing, message = "'#{thing}' should be tainted" tc.assert thing.tainted?, message end end class Untainted < Tainted def assert_taintedness thing, message = "'#{thing}' should not be tainted" tc.assert !thing.tainted?, message end end def setup handler = Tainted.new self @parser = Psych::Parser.new handler end def test_tags_are_tainted assert_taintedness "%TAG !yaml! tag:yaml.org,2002:\n---\n!yaml!str \"foo\"" end def test_alias assert_taintedness "--- &ponies\n- foo\n- *ponies" end def test_scalar assert_taintedness "--- ponies" end def test_anchor assert_taintedness "--- &hi ponies" end def test_scalar_tag assert_taintedness "--- !str ponies" end def test_seq_start_tag assert_taintedness "--- !!seq [ a ]" end def test_seq_start_anchor assert_taintedness "--- &zomg [ a ]" end def test_seq_mapping_tag assert_taintedness "--- !!map { a: b }" end def test_seq_mapping_anchor assert_taintedness "--- &himom { a: b }" end def assert_taintedness string @parser.parse string.taint end end class TestStringUntainted < TestStringTainted def setup handler = Untainted.new self @parser = Psych::Parser.new handler end def assert_taintedness string @parser.parse string end end class TestStringIOUntainted < TestStringTainted def setup handler = Untainted.new self @parser = Psych::Parser.new handler end def assert_taintedness string @parser.parse StringIO.new(string) end end class TestIOTainted < TestStringTainted def assert_taintedness string t = Tempfile.new(['something', 'yml']) t.binmode t.write string t.close File.open(t.path, 'r:bom|utf-8') { |f| @parser.parse f } t.close(true) end end end