gt:         StructuredGraph testGraph = parse(test);
context: /*
   * Copyright (c) 2011, 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.
   */
  package com.oracle.graal.compiler.test;
  
  import org.junit.*;
  
  import com.oracle.graal.api.code.*;
  import com.oracle.graal.graph.*;
  import com.oracle.graal.nodes.*;
  import com.oracle.graal.phases.common.*;
  
  public class ReassociateAndCanonicalTest extends GraalCompilerTest {
  
      public static int rnd = (int) (Math.random() * 100);
  
      @Test
      public void test1() {
          test("test1Snippet", "ref1Snippet");
      }
  
      public static int test1Snippet() {
          return 1 + (rnd + 2);
      }
  
      public static int ref1Snippet() {
          return rnd + 3;
      }
  
      @Test
      public void test2() {
          test("test2Snippet", "ref2Snippet");
      }
  
      public static int test2Snippet() {
          return rnd + 3;
      }
  
      public static int ref2Snippet() {
          return (rnd + 2) + 1;
      }
  
      @Test
      public void test3() {
          test("test3Snippet", "ref3Snippet");
      }
  
      public static int test3Snippet() {
          return rnd + 3;
      }
  
      public static int ref3Snippet() {
          return 1 + (2 + rnd);
      }
  
      @Test
      public void test4() {
          test("test4Snippet", "ref4Snippet");
      }
  
      public static int test4Snippet() {
          return rnd + 3;
      }
  
      public static int ref4Snippet() {
          return (2 + rnd) + 1;
      }
  
      @Test
      public void test5() {
          test("test5Snippet", "ref5Snippet");
      }
  
      public static int test5Snippet() {
          return -1 - rnd;
      }
  
      public static int ref5Snippet() {
          return 1 - (rnd + 2);
      }
  
      @Test
      public void test6() {
          test("test6Snippet", "ref6Snippet");
      }
  
      public static int test6Snippet() {
          return rnd + 1;
      }
  
      public static int ref6Snippet() {
          return (rnd + 2) - 1;
      }
  
      @Test
      public void test7() {
          test("test7Snippet", "ref7Snippet");
      }
  
      public static int test7Snippet() {
          return -1 - rnd;
      }
  
      public static int ref7Snippet() {
          return 1 - (2 + rnd);
      }
  
      @Test
      public void test8() {
          test("test8Snippet", "ref8Snippet");
      }
  
      public static int test8Snippet() {
          return rnd + 1;
      }
  
      public static int ref8Snippet() {
          return (2 + rnd) - 1;
      }
  
      @Test
      public void test9() {
          test("test9Snippet", "ref9Snippet");
      }
  
      public static int test9Snippet() {
          return rnd - 1;
      }
  
      public static int ref9Snippet() {
          return 1 + (rnd - 2);
      }
  
      @Test
      public void test10() {
          test("test10Snippet", "ref10Snippet");
      }
  
      public static int test10Snippet() {
          return rnd - 1;
      }
  
      public static int ref10Snippet() {
          return (rnd - 2) + 1;
      }
  
      @Test
      public void test11() {
          test("test11Snippet", "ref11Snippet");
      }
  
      public static int test11Snippet() {
          return -rnd + 3;
      }
  
      public static int ref11Snippet() {
          return 1 + (2 - rnd);
      }
  
      @Test
      public void test12() {
          test("test12Snippet", "ref12Snippet");
      }
  
      public static int test12Snippet() {
          return -rnd + 3;
      }
  
      public static int ref12Snippet() {
          return (2 - rnd) + 1;
      }
  
      @Test
      public void test13() {
          test("test13Snippet", "ref13Snippet");
      }
  
      public static int test13Snippet() {
          return -rnd + 3;
      }
  
      public static int ref13Snippet() {
          return 1 - (rnd - 2);
      }
  
      @Test
      public void test14() {
          test("test14Snippet", "ref14Snippet");
      }
  
      public static int test14Snippet() {
          return rnd - 3;
      }
  
      public static int ref14Snippet() {
          return (rnd - 2) - 1;
      }
  
      @Test
      public void test15() {
          test("test15Snippet", "ref15Snippet");
      }
  
      public static int test15Snippet() {
          return rnd + -1;
      }
  
      public static int ref15Snippet() {
          return 1 - (2 - rnd);
      }
  
      @Test
      public void test16() {
          test("test16Snippet", "ref16Snippet");
      }
  
      public static int test16Snippet() {
          return -rnd + 1;
      }
  
      public static int ref16Snippet() {
          return (2 - rnd) - 1;
      }
  
      private <T extends Node & Node.IterableNodeType> void test(String test, String ref) {
  