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      1 // Copyright 2014 the V8 project authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 'use strict';
      6 
      7 var map = new Map();
      8 
      9 var objectKey = {};
     10 var stringKey = 'keykeykey';
     11 var numberKey = 42.24;
     12 var booleanKey = true;
     13 var undefinedKey = undefined;
     14 var nullKey = null;
     15 var nanKey = NaN;
     16 var zeroKey = 0;
     17 var minusZeroKey = -0;
     18 
     19 assertEquals(map.size, 0);
     20 
     21 map.set(objectKey, 'aaa');
     22 map.set(stringKey, 'bbb');
     23 map.set(numberKey, 'ccc');
     24 map.set(booleanKey, 'ddd');
     25 map.set(undefinedKey, 'eee');
     26 map.set(nullKey, 'fff');
     27 map.set(nanKey, 'ggg');
     28 map.set(zeroKey, 'hhh');
     29 
     30 assertEquals(8, map.size);
     31 
     32 assertEquals('aaa', map.get(objectKey));
     33 assertEquals('bbb', map.get(stringKey));
     34 assertEquals('ccc', map.get(numberKey));
     35 assertEquals('ddd', map.get(booleanKey));
     36 assertEquals('eee', map.get(undefinedKey));
     37 assertEquals('fff', map.get(nullKey));
     38 assertEquals('ggg', map.get(nanKey));
     39 assertEquals('hhh', map.get(zeroKey));
     40 
     41 assertEquals(undefined, map.get({}));
     42 assertEquals('bbb', map.get('keykeykey'));
     43 assertEquals('ccc', map.get(42.24));
     44 assertEquals('ddd', map.get(true));
     45 assertEquals('eee', map.get(undefined));
     46 assertEquals('fff', map.get(null));
     47 assertEquals('ggg', map.get(NaN));
     48 assertEquals('hhh', map.get(0));
     49 assertEquals('hhh', map.get(-0));
     50 assertEquals('hhh', map.get(1 / Infinity));
     51 assertEquals('hhh', map.get(-1 / Infinity));
     52