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 // Flags: --allow-natives-syntax --fold-constants 6 7 function test() { 8 assertEquals("string", typeof ""); 9 assertEquals("number", typeof 1.1); 10 assertEquals("number", typeof 1); 11 assertEquals("boolean", typeof true); 12 assertEquals("function", typeof function() {}); 13 assertEquals("object", typeof null); 14 assertEquals("object", typeof {}); 15 16 assertTrue(%_IsObject({})); 17 assertTrue(%_IsObject(null)); 18 assertTrue(%_IsObject(/regex/)); 19 assertFalse(%_IsObject(0)); 20 assertFalse(%_IsObject("")); 21 22 assertTrue(%_IsSmi(1)); 23 assertFalse(%_IsSmi(1.1)); 24 assertFalse(%_IsSmi({})); 25 26 assertTrue(%_IsRegExp(/regexp/)); 27 assertFalse(%_IsRegExp({})); 28 29 assertTrue(%_IsArray([1])); 30 assertFalse(%_IsArray(function() {})); 31 32 assertTrue(%_IsFunction(function() {})); 33 assertFalse(%_IsFunction(null)); 34 35 assertTrue(%_IsSpecObject(new Date())); 36 assertFalse(%_IsSpecObject(1)); 37 38 assertTrue(%_IsMinusZero(-0.0)); 39 assertFalse(%_IsMinusZero(1)); 40 assertFalse(%_IsMinusZero("")); 41 } 42 43 44 test(); 45 test(); 46 %OptimizeFunctionOnNextCall(test); 47 test(); 48
