diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/ruby/test_marshal.rb | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/test/ruby/test_marshal.rb b/test/ruby/test_marshal.rb index d40c9da4d4..e51e5a5417 100644 --- a/test/ruby/test_marshal.rb +++ b/test/ruby/test_marshal.rb @@ -108,4 +108,46 @@ class TestMarshal < Test::Unit::TestCase y = Marshal.load(s) assert_equal(true, y.tainted?) end + + def test_taint_each_object + x = Object.new + obj = [[x]] + + # clean object causes crean stream + assert_equal(false, obj.tainted?) + assert_equal(false, obj.first.tainted?) + assert_equal(false, obj.first.first.tainted?) + s = Marshal.dump(obj) + assert_equal(false, s.tainted?) + + # tainted object causes tainted stream + x.taint + assert_equal(false, obj.tainted?) + assert_equal(false, obj.first.tainted?) + assert_equal(true, obj.first.first.tainted?) + t = Marshal.dump(obj) + assert_equal(true, t.tainted?) + + # clean stream causes clean objects + assert_equal(false, s.tainted?) + y = Marshal.load(s) + assert_equal(false, y.tainted?) + assert_equal(false, y.first.tainted?) + assert_equal(false, y.first.first.tainted?) + + # tainted stream causes tainted objects + assert_equal(true, t.tainted?) + y = Marshal.load(t) + assert_equal(true, y.tainted?) + assert_equal(true, y.first.tainted?) + assert_equal(true, y.first.first.tainted?) + + # same tests by different senario + s.taint + assert_equal(true, s.tainted?) + y = Marshal.load(s) + assert_equal(true, y.tainted?) + assert_equal(true, y.first.tainted?) + assert_equal(true, y.first.first.tainted?) + end end |