--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/compiler/tiered/CompLevelsTest.java	Sat Oct 19 21:54:44 2013 +0400
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * Abstract class for testing of used compilation levels correctness.
+ *
+ * @author igor.ignatyev@oracle.com
+ */
+public abstract class CompLevelsTest extends CompilerWhiteBoxTest {
+    protected CompLevelsTest(TestCase testCase) {
+        super(testCase);
+        // to prevent inlining of #method
+        WHITE_BOX.testSetDontInlineMethod(method, true);
+    }
+
+    /**
+     * Checks that level is available.
+     * @param compLevel level to check
+     */
+    protected void testAvailableLevel(int compLevel, int bci) {
+        if (IS_VERBOSE) {
+            System.out.printf("testAvailableLevel(level = %d, bci = %d)%n",
+                    compLevel, bci);
+        }
+        WHITE_BOX.enqueueMethodForCompilation(method, compLevel, bci);
+        checkCompiled();
+        checkLevel(compLevel, getCompLevel());
+        deoptimize();
+    }
+
+    /**
+     * Checks that level is unavailable.
+     * @param compLevel level to check
+     */
+    protected void testUnavailableLevel(int compLevel, int bci) {
+        if (IS_VERBOSE) {
+            System.out.printf("testUnavailableLevel(level = %d, bci = %d)%n",
+                    compLevel, bci);
+        }
+        WHITE_BOX.enqueueMethodForCompilation(method, compLevel, bci);
+        checkNotCompiled();
+    }
+
+    /**
+     * Checks validity of compilation level.
+     * @param expected expected level
+     * @param actual actually level
+     */
+    protected void checkLevel(int expected, int actual) {
+        if (expected != actual) {
+            throw new RuntimeException("expected[" + expected + "] != actual["
+                    + actual + "]");
+        }
+    }
+}