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			116 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| // Copyright 2008 the V8 project authors. All rights reserved.
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| // Use of this source code is governed by a BSD-style license that can be
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| // found in the LICENSE file.
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| 
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| var loop_count = 5
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| 
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| 
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| for (var i = 0; i < loop_count; i++) {
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|   var a = new Array();
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|   var b = Array();
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|   assertEquals(0, a.length);
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|   assertEquals(0, b.length);
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|   for (var k = 0; k < 10; k++) {
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|     assertEquals('undefined', typeof a[k]);
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|     assertEquals('undefined', typeof b[k]);
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|   }
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| }
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| 
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| 
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| for (var i = 0; i < loop_count; i++) {
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|   for (var j = 0; j < 100; j++) {
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|     var a = new Array(j);
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|     var b = Array(j);
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|     assertEquals(j, a.length);
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|     assertEquals(j, b.length);
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|     for (var k = 0; k < j; k++) {
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|       assertEquals('undefined', typeof a[k]);
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|       assertEquals('undefined', typeof b[k]);
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|     }
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|   }
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| }
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| 
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| 
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| for (var i = 0; i < loop_count; i++) {
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|   a = new Array(0, 1);
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|   assertArrayEquals([0, 1], a);
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|   a = new Array(0, 1, 2);
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|   assertArrayEquals([0, 1, 2], a);
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|   a = new Array(0, 1, 2, 3);
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|   assertArrayEquals([0, 1, 2, 3], a);
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|   a = new Array(0, 1, 2, 3, 4);
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|   assertArrayEquals([0, 1, 2, 3, 4], a);
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|   a = new Array(0, 1, 2, 3, 4, 5);
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|   assertArrayEquals([0, 1, 2, 3, 4, 5], a);
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|   a = new Array(0, 1, 2, 3, 4, 5, 6);
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|   assertArrayEquals([0, 1, 2, 3, 4, 5, 6], a);
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|   a = new Array(0, 1, 2, 3, 4, 5, 6, 7);
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|   assertArrayEquals([0, 1, 2, 3, 4, 5, 6, 7], a);
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|   a = new Array(0, 1, 2, 3, 4, 5, 6, 7, 8);
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|   assertArrayEquals([0, 1, 2, 3, 4, 5, 6, 7, 8], a);
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|   a = new Array(0, 1, 2, 3, 4, 5, 6, 7, 8, 9);
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|   assertArrayEquals([0, 1, 2, 3, 4, 5, 6, 7, 8, 9], a);
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| }
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| 
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| 
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| function innerArrayLiteral(n) {
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|   var a = new Array(n);
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|   for (var i = 0; i < n; i++) {
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|     a[i] = i * 2 + 7;
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|   }
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|   return a.join();
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| }
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| 
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| function testConstruction(len, elements_str) {
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|   var a = eval('[' + elements_str + ']');
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|   var b = eval('new Array(' + elements_str + ')')
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|   var c = eval('Array(' + elements_str + ')')
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|   assertEquals(len, a.length);
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|   assertArrayEquals(a, b);
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|   assertArrayEquals(a, c);
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| }
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| 
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| for (var i = 0; i < loop_count; i++) {
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|   const N = 2000;
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|   const literal = innerArrayLiteral(N);
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|   let str = literal;
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|   // JSObject::kInitialMaxFastElementArray is approximately 10000.
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|   for (var j = N; j <= 12000; j += N) {
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|     testConstruction(j, str);
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|     str += ", " + literal;
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|   }
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| }
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| 
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| for (var i = 0; i < loop_count; i++) {
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|   assertArrayEquals(['xxx'], new Array('xxx'));
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|   assertArrayEquals(['xxx'], Array('xxx'));
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|   assertArrayEquals([true], new Array(true));
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|   assertArrayEquals([false], Array(false));
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|   assertArrayEquals([{a:1}], new Array({a:1}));
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|   assertArrayEquals([{b:2}], Array({b:2}));
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| }
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| 
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| 
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| assertThrows('new Array(3.14)');
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| assertThrows('Array(2.72)');
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| 
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| // Make sure that throws occur in the context of the Array function.
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| var b = Realm.create();
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| var bArray = Realm.eval(b, "Array");
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| var bError = Realm.eval(b, "RangeError");
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| 
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| function verifier(array, error) {
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|   try {
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|     new array(3.14);
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|   } catch(e) {
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|     return e.__proto__ === error.__proto__;
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|   }
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|   assertTrue(false);  // should never get here.
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| }
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| 
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| 
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| assertTrue(verifier(Array, RangeError()));
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| assertTrue(verifier(bArray, bError()));
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| assertFalse(verifier(Array, bError()));
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| assertFalse(verifier(bArray, RangeError()));
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