Migrate more tests from blink repository.

test/webkit/fast/js/kde/Array.js

+// Copyright 2013 the V8 project authors. All rights reserved.
+// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1.  Redistributions of source code must retain the above copyright
+//     notice, this list of conditions and the following disclaimer.
+// 2.  Redistributions in binary form must reproduce the above copyright
+//     notice, this list of conditions and the following disclaimer in the
+//     documentation and/or other materials provided with the distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
+// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+description("KDE JS Test");
+// 15.4 Array Objects
+// (c) 2001 Harri Porten <porten@kde.org>
+
+shouldBe("Array().length", "0");
+shouldBe("(new Array()).length", "0");
+shouldBe("(new Array(3)).length", "3");
+shouldBe("(new Array(11, 22)).length", "2");
+shouldBe("(new Array(11, 22))[0]", "11");
+shouldBe("Array(11, 22)[1]", "22");
+shouldBeUndefined("(new Array(11, 22))[3]");
+shouldBe("String(new Array(11, 22))", "'11,22'");
+shouldBe("var a = []; a[0] = 33; a[0]", "33");
+shouldBe("var a = []; a[0] = 33; a.length", "1");
+shouldBe("var a = [11, 22]; a.length = 1; String(a);", "'11'");
+shouldBe("var a = [11, 22]; a.length = 1; a.length;", "1");
+
+// range checks
+var caught = false;
+var ename = "";
+try {
+  [].length = -1;
+} catch (e) {
+  // expect Range Error
+  caught = true;
+  ename = e.name;
+}
+
+shouldBeTrue("caught;");
+shouldBe("ename", "'RangeError'");
+
+caught = false;
+ename = "";
+try {
+  new Array(Infinity);
+} catch (e) {
+  // expect Range Error
+  caught = true;
+  ename = e.name;
+}
+shouldBeTrue("caught;");
+shouldBe("ename", "'RangeError'");
+
+shouldBeUndefined("var a = [11, 22]; a.length = 1; a[1];");
+shouldBe("Array().toString()", "''");
+shouldBe("Array(3).toString()", "',,'");
+shouldBe("Array(11, 22).toString()", "'11,22'");
+shouldBe("String(Array(11, 22).concat(33))", "'11,22,33'");
+shouldBe("String(Array(2).concat(33, 44))", "',,33,44'");
+shouldBe("String(Array(2).concat(Array(2)))", "',,,'");
+shouldBe("String(Array(11,22).concat(Array(33,44)))", "'11,22,33,44'");
+shouldBe("String(Array(1,2).concat(3,Array(4,5)))", "'1,2,3,4,5'");
+shouldBe("var a = new Array(1,2,3); delete a[1]; String(a.concat(4))", "'1,,3,4'");
+
+shouldBe("[1,2,3,4].slice(1, 3).toString()", "'2,3'");
+shouldBe("[1,2,3,4].slice(-3, -1).toString()", "'2,3'");
+shouldBe("[1,2].slice(-9, 0).length", "0");
+shouldBe("[1,2].slice(1).toString()", "'2'");
+shouldBe("[1,2].slice().toString()", "'1,2'");
+
+// 2nd set.
+shouldBe("(new Array('a')).length", "1");
+shouldBe("(new Array('a'))[0]", "'a'");
+shouldBeUndefined("(new Array('a'))[1]");
+
+shouldBe("Array('a').length", "1");
+shouldBe("Array('a')[0]", "'a'");
+
+shouldBe("String(Array())", "''");
+shouldBe("String(Array('a','b'))", "'a,b'");
+
+shouldBe("[].length", "0");
+shouldBe("['a'].length", "1");
+shouldBe("['a'][0]", "'a'");
+shouldBe("['a',,'c'][2]", "'c'");
+shouldBe("['a',undefined,'c'][1]", "undefined");
+shouldBe("['a',,'c'][1]", "undefined");
+shouldBe("1 in ['a',,'c']", "false");
+shouldBe("1 in ['a',undefined,'c']", "true");
+
+var arrayWithDeletion = ['a','b','c'];
+delete arrayWithDeletion[1];
+shouldBe("1 in arrayWithDeletion", "false");
+
+function forInSum(_a) {
+  var s = '';
+  for (i in _a)
+    s += _a[i];
+  return s;
+}
+
+shouldBe("forInSum([])", "''");
+shouldBe("forInSum(Array())", "''");
+shouldBe("forInSum(Array('a'))", "'a'");
+shouldBe("forInSum([,undefined,'x','aa'])", "'undefinedxaa'");
+
+var a0 = [];
+shouldBe("forInSum(a0)", "''");
+
+var a1 = [ 'a' ];
+shouldBe("forInSum(a1)", "'a'");
+
+shouldBe("String([].sort())", "''")
+shouldBe("String([3,1,'2'].sort())", "'1,2,3'");
+shouldBe("String([,'x','aa'].sort())", "'aa,x,'");
+shouldBe("String([,undefined,'x','aa'].sort())", "'aa,x,,'");
+shouldBe("2 in [,undefined,'x','aa'].sort()", "true");
+shouldBe("3 in [,undefined,'x','aa'].sort()", "false");
+
+// sort by length
+function comp(a, b) {
+  var la = String(a).length;
+  var lb = String(b).length;
+  if (la < lb)
+    return -1;
+  else if (la > lb)
+    return 1;
+  else
+    return 0;
+}
+shouldBe("var a = ['aa', 'b', 'cccc', 'ddd']; String(a.sort(comp))", "'b,aa,ddd,cccc'");
+
+// +/-Infinity as function return value
+shouldBe("[0, Infinity].sort(function(a, b) { return a - b }).toString()", "'0,Infinity'");
+
+// Array.unshift()
+shouldBe("[].unshift('a')", "1");
+shouldBe("['c'].unshift('a', 'b')", "3");
+shouldBe("var a = []; a.unshift('a'); String(a)", "'a'");
+shouldBe("var a = ['c']; a.unshift('a', 'b'); String(a)", "'a,b,c'");
+
+// Array.splice()
+shouldBe("String(['a', 'b', 'c'].splice(1, 2, 'x', 'y'))", "'b,c'");
+
+var maxint = Math.pow(2,32)-1;
+var arr = new Array();
+
+// 2^32 should not be treated as a valid array index, i.e.
+// setting the property on the array should not result in
+// the length being modified
+
+arr.length = 40;
+arr[maxint] = "test";
+shouldBe("arr.length","40");
+shouldBe("arr[maxint]","\"test\"");
+delete arr[maxint];
+shouldBe("arr.length","40");
+shouldBe("arr[maxint]","undefined");
+arr[maxint-1] = "test2";
+shouldBe("arr.length","maxint");
+shouldBe("arr[maxint-1]","\"test2\"");
+
+// Floating point numbers also should not be treated as valid array indices.
+arr.length = 40;
+arr[55.5] = "test"; // does fit in a JSImmediate number
+arr[65.11111111111111111111111111111] = "test"; // does not fit in a JSImmediate number
+shouldBe("arr.length","40");
+shouldBe("arr[55.5]","\"test\"");
+shouldBe("arr[65.11111111111111111111111111111]","\"test\"");
+delete arr[55.5];
+delete arr[65.11111111111111111111111111111];
+shouldBe("arr.length","40");
+shouldBe("arr[55.5]","undefined");
+shouldBe("arr[65.11111111111111111111111111111]","undefined");
+
+arr = new Array('a','b','c');
+arr.__proto__ = { 1: 'x' };
+var propnames = new Array();
+for (i in arr)
+  propnames.push(i);
+propnames.sort();
+shouldBe("propnames.length","3");
+shouldBe("propnames[0]","'0'");
+shouldBe("propnames[1]","'1'");
+shouldBe("propnames[2]","'2'");
+
+function testToString() {
+  // backup
+  var backupNumberToString = Number.prototype.toString;
+  var backupNumberToLocaleString = Number.prototype.toLocaleString;
+  var backupRegExpToString = RegExp.prototype.toString;
+  var backupRegExpToLocaleString = RegExp.prototype.toLocaleString;
+
+  // change functions
+  Number.prototype.toString = function() { return "toString"; }
+  Number.prototype.toLocaleString = function() { return "toLocaleString"; }
+  RegExp.prototype.toString = function() { return "toString2"; }
+  RegExp.prototype.toLocaleString = function() { return "toLocaleString2"; }
+
+  // the tests
+  shouldBe("[1].toString()", "'1'");
+  shouldBe("[1].toLocaleString()", "'toLocaleString'");
+  Number.prototype.toLocaleString = "invalid";
+  shouldBe("[1].toLocaleString()", "'1'");
+  shouldBe("[/r/].toString()", "'toString2'");
+  shouldBe("[/r/].toLocaleString()", "'toLocaleString2'");
+  RegExp.prototype.toLocaleString = "invalid";
+  shouldBe("[/r/].toLocaleString()", "'toString2'");
+
+  var caught = false;
+  try {
+    [{ toString : 0 }].toString();
+  } catch (e) {
+    caught = true;
+  }
+  shouldBeTrue("caught");
+
+  // restore
+  Number.prototype.toString = backupNumberToString;
+  Number.prototype.toLocaleString = backupNumberToLocaleString;
+  RegExp.prototype.toString = backupRegExpToString;
+  RegExp.prototype.toLocaleString = backupRegExpToLocaleString;
+}