1 files changed, 32 insertions, 0 deletions
diff --git a/src/partest/scala/tools/partest/SecurityTest.scala b/src/partest/scala/tools/partest/SecurityTest.scala
new file mode 100644
index 0000000000..54aad5a625
--- /dev/null
+++ b/src/partest/scala/tools/partest/SecurityTest.scala
@@ -0,0 +1,32 @@
+/* NSC -- new Scala compiler
+ * Copyright 2005-2011 LAMP/EPFL
+ * @author Paul Phillips
+ */
+
+package scala.tools.partest
+
+import java.security._
+import java.util._
+
+abstract class SecurityTest extends App {
+  def throwIt(x: Any) = throw new AccessControlException("" + x)
+
+  def readPerm(p: PropertyPermission)            = p.getActions contains "read"
+  def writePerm(p: PropertyPermission)           = p.getActions contains "write"
+  def propertyCheck(p: PropertyPermission): Unit = throwIt(p)
+
+  def check(perm: Permission): Unit = perm match {
+    case p: PropertyPermission  => propertyCheck(p)
+    case _                      => ()
+  }
+
+  lazy val sm = new SecurityManager {
+    // these two are the choke points for all permissions checks
+    override def checkPermission(perm: Permission): Unit = check(perm)
+    override def checkPermission(perm: Permission, context: Object): Unit = check(perm)
+  }
+  def securityOn(): Boolean = {
+    try   { System.setSecurityManager(sm) ; true }
+    catch { case _: SecurityException => false }
+  }
+}