From 8968bd14fa6425196b1e9b8af1e6ca2eb8b84146 Mon Sep 17 00:00:00 2001
From: tenderlove <tenderlove@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 21 Apr 2011 19:17:46 +0000
Subject: * ext/psych/parser.c (parse): strings from psych have proper taint  
 markings. * test/psych/test_tainted.rb: test for string taint

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31317 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/psych/test_tainted.rb | 128 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100644 test/psych/test_tainted.rb

(limited to 'test/psych/test_tainted.rb')

diff --git a/test/psych/test_tainted.rb b/test/psych/test_tainted.rb
new file mode 100644
index 0000000000..bf55d3b30e
--- /dev/null
+++ b/test/psych/test_tainted.rb
@@ -0,0 +1,128 @@
+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) { |f| @parser.parse f }
+      t.close(true)
+    end
+  end
+end
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