Deprecate taint/trust and related methods, and make the methods no-ops

This removes the related tests, and puts the related specs behind
version guards.  This affects all code in lib, including some
libraries that may want to support older versions of Ruby.

1 files changed, 12 insertions, 0 deletions

diff --git a/test/fiddle/test_func.rb b/test/fiddle/test_func.rb
index ca89173766..d170c59a75 100644
--- a/test/fiddle/test_func.rb
+++ b/test/fiddle/test_func.rb
@@ -11,6 +11,18 @@ module Fiddle
       assert_nil f.call(10)
     end
 
+    def test_syscall_with_tainted_string
+      f = Function.new(@libc['system'], [TYPE_VOIDP], TYPE_INT)
+      Thread.new {
+        $SAFE = 1
+        assert_raise(SecurityError) do
+          f.call("uname -rs".dup.taint)
+        end
+      }.join
+    ensure
+      $SAFE = 0
+    end
+
     def test_sinf
       begin
         f = Function.new(@libm['sinf'], [TYPE_FLOAT], TYPE_FLOAT)