1 /*
   2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package org.graalvm.compiler.core.test;
  24 
  25 import org.junit.Test;
  26 
  27 public class ConstantArrayReadFoldingTest extends GraalCompilerTest {
  28 
  29     enum E {
  30         A(0.001),
  31         B(0.01),
  32         C(0.5),
  33         D(2.0),
  34         E(3.0),
  35         F(4.0),
  36         G(5.0);
  37 
  38         public final double ceiling;
  39         public double weight;
  40 
  41         E(double ceiling) {
  42             this.ceiling = ceiling;
  43         }
  44     }
  45 
  46     public Object test1Snippet(double value) {
  47         for (E kind : E.values()) {
  48             if (value <= kind.ceiling) {
  49                 return kind;
  50             }
  51         }
  52         throw new IllegalArgumentException();
  53     }
  54 
  55     @Test
  56     public void test1() {
  57         test("test1Snippet", 1.0);
  58         test("test1Snippet", 2.0);
  59     }
  60 
  61 }