modules/cldc-compact/src/test/java/util/TestHashMapNaN.java

   1 // -*- Mode: Java; indent-tabs-mode: t; tab-width: 4 -*-
   2 // ---------------------------------------------------------------------------
   3 // SquirrelJME
   4 //     Copyright (C) Stephanie Gawroriski <xer@multiphasicapps.net>
   5 // ---------------------------------------------------------------------------
   6 // SquirrelJME is under the GNU General Public License v3+, or later.
   7 // See license.mkd for licensing and copyright information.
   8 // ---------------------------------------------------------------------------
   9
  10 package util;
  11
  12 import java.util.HashMap;
  13 import net.multiphasicapps.tac.TestSupplier;
  14
  15 /**
  16  * {@link HashMap}s can contain NaN.
  17  *
  18  * @since 2018/10/10
  19  */
  20 public class TestHashMapNaN
  21         extends TestSupplier<Boolean>
  22 {
  23         /**
  24          * {@inheritDoc}
  25          * @since 2018/10/10
  26          */
  27         @Override
  28         public Boolean test()
  29         {
  30                 // Initialize a map to work with
  31                 HashMap<Float, String> map = new HashMap<>();
  32
  33                 // Store a NaN
  34                 map.put(Float.NaN, "Squirrels are adorable!");
  35
  36                 return map.containsKey(Float.NaN);
  37         }
  38 }
  39