719 lines
18 KiB
Go
719 lines
18 KiB
Go
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package otto
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import (
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"testing"
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)
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func TestArray(t *testing.T) {
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tt(t, func() {
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test, _ := test()
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test(`
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var abc = [ undefined, "Nothing happens." ];
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abc.length;
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`, 2)
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test(`
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abc = ""+[0, 1, 2, 3];
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def = [].toString();
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ghi = [null, 4, "null"].toString();
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[ abc, def, ghi ];
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`, "0,1,2,3,,,4,null")
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test(`new Array(0).length`, 0)
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test(`new Array(11).length`, 11)
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test(`new Array(11, 1).length`, 2)
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test(`
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abc = [0, 1, 2, 3];
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abc.xyzzy = "Nothing happens.";
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delete abc[1];
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var xyzzy = delete abc.xyzzy;
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[ abc, xyzzy, abc.xyzzy ];
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`, "0,,2,3,true,")
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test(`
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var abc = [0, 1, 2, 3, 4];
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abc.length = 2;
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abc;
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`, "0,1")
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test(`raise:
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[].length = 3.14159;
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`, "RangeError")
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test(`raise:
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new Array(3.14159);
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`, "RangeError")
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test(`
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Object.defineProperty(Array.prototype, "0", {
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value: 100,
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writable: false,
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configurable: true
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});
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abc = [101];
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abc.hasOwnProperty("0") && abc[0] === 101;
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`, true)
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test(`
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abc = [,,undefined];
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[ abc.hasOwnProperty(0), abc.hasOwnProperty(1), abc.hasOwnProperty(2) ];
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`, "false,false,true")
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test(`
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abc = Object.getOwnPropertyDescriptor(Array, "prototype");
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[ [ typeof Array.prototype ],
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[ abc.writable, abc.enumerable, abc.configurable ] ];
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`, "object,false,false,false")
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})
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}
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func TestArray_toString(t *testing.T) {
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tt(t, func() {
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{
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test(`
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Array.prototype.toString = function() {
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return "Nothing happens.";
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}
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abc = Array.prototype.toString();
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def = [].toString();
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ghi = [null, 4, "null"].toString();
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[ abc, def, ghi ].join(",");
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`, "Nothing happens.,Nothing happens.,Nothing happens.")
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}
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{
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test(`
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Array.prototype.join = undefined
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abc = Array.prototype.toString()
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def = [].toString()
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ghi = [null, 4, "null"].toString()
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abc + "," + def + "," + ghi;
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`, "[object Array],[object Array],[object Array]")
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}
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})
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}
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func TestArray_toLocaleString(t *testing.T) {
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tt(t, func() {
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test, _ := test()
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defer mockUTC()()
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test(`
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[ 3.14159, "abc", undefined, new Date(0) ].toLocaleString();
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`, "3.14159,abc,,1970-01-01 00:00:00")
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test(`raise:
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[ { toLocaleString: undefined } ].toLocaleString();
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`, "TypeError")
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})
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}
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func TestArray_concat(t *testing.T) {
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tt(t, func() {
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test, _ := test()
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test(`
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abc = [0, 1, 2];
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def = [-1, -2, -3];
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ghi = abc.concat(def);
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jkl = abc.concat(def, 3, 4, 5);
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mno = def.concat(-4, -5, abc);
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[ ghi, jkl, mno ].join(";");
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`, "0,1,2,-1,-2,-3;0,1,2,-1,-2,-3,3,4,5;-1,-2,-3,-4,-5,0,1,2")
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test(`
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var abc = [,1];
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var def = abc.concat([], [,]);
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def.getClass = Object.prototype.toString;
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[ def.getClass(), typeof def[0], def[1], typeof def[2], def.length ];
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`, "[object Array],undefined,1,undefined,3")
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test(`
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Object.defineProperty(Array.prototype, "0", {
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value: 100,
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writable: false,
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configurable: true
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});
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var abc = Array.prototype.concat.call(101);
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var hasProperty = abc.hasOwnProperty("0");
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var instanceOfVerify = typeof abc[0] === "object";
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var verifyValue = false;
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verifyValue = abc[0] == 101;
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var verifyEnumerable = false;
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for (var property in abc) {
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if (property === "0" && abc.hasOwnProperty("0")) {
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verifyEnumerable = true;
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}
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}
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var verifyWritable = false;
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abc[0] = 12;
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verifyWritable = abc[0] === 12;
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var verifyConfigurable = false;
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delete abc[0];
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verifyConfigurable = abc.hasOwnProperty("0");
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[ hasProperty, instanceOfVerify, verifyValue, !verifyConfigurable, verifyEnumerable, verifyWritable ];
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`, "true,true,true,true,true,true")
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})
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}
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func TestArray_splice(t *testing.T) {
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tt(t, func() {
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test, _ := test()
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test(`
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abc = [0, 1, 2];
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def = abc.splice(1, 2, 3, 4, 5);
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ghi = [].concat(abc);
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jkl = ghi.splice(17, 21, 7, 8, 9);
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[ abc, def, ghi, jkl ].join(";");
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`, "0,3,4,5;1,2;0,3,4,5,7,8,9;")
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})
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}
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func TestArray_shift(t *testing.T) {
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tt(t, func() {
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test, _ := test()
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test(`
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abc = [0, 1, 2];
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def = abc.shift();
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ghi = [].concat(abc);
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jkl = abc.shift();
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mno = [].concat(abc);
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pqr = abc.shift();
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stu = [].concat(abc);
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vwx = abc.shift();
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[ abc, def, ghi, jkl, mno, pqr, stu, vwx ].join(";");
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`, ";0;1,2;1;2;2;;")
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})
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}
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func TestArray_push(t *testing.T) {
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tt(t, func() {
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test, _ := test()
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test(`
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abc = [0];
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def = abc.push(1);
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ghi = [].concat(abc);
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jkl = abc.push(2,3,4);
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[ abc, def, ghi, jkl ].join(";");
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`, "0,1,2,3,4;2;0,1;5")
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})
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}
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func TestArray_pop(t *testing.T) {
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tt(t, func() {
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test, _ := test()
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test(`
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abc = [0,1];
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def = abc.pop();
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ghi = [].concat(abc);
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jkl = abc.pop();
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mno = [].concat(abc);
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pqr = abc.pop();
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[ abc, def, ghi, jkl, mno, pqr ].join(";");
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`, ";1;0;0;;")
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})
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}
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func TestArray_slice(t *testing.T) {
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tt(t, func() {
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test, _ := test()
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test(`
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abc = [0,1,2,3];
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def = abc.slice();
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ghi = abc.slice(1);
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jkl = abc.slice(3,-1);
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mno = abc.slice(2,-1);
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pqr = abc.slice(-1, -10);
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[ abc, def, ghi, jkl, mno, pqr ].join(";");
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`, "0,1,2,3;0,1,2,3;1,2,3;;2;")
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// Array.protoype.slice is generic
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test(`
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abc = { 0: 0, 1: 1, 2: 2, 3: 3 };
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abc.length = 4;
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def = Array.prototype.slice.call(abc);
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ghi = Array.prototype.slice.call(abc,1);
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jkl = Array.prototype.slice.call(abc,3,-1);
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mno = Array.prototype.slice.call(abc,2,-1);
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pqr = Array.prototype.slice.call(abc,-1,-10);
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[ abc, def, ghi, jkl, pqr ].join(";");
|
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`, "[object Object];0,1,2,3;1,2,3;;")
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})
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}
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func TestArray_sliceArguments(t *testing.T) {
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tt(t, func() {
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test, _ := test()
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|
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test(`
|
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(function(){
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return Array.prototype.slice.call(arguments, 1)
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})({}, 1, 2, 3);
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|
`, "1,2,3")
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})
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|
}
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func TestArray_unshift(t *testing.T) {
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tt(t, func() {
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test, _ := test()
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|
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test(`
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abc = [];
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def = abc.unshift(0);
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ghi = [].concat(abc);
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jkl = abc.unshift(1,2,3,4);
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[ abc, def, ghi, jkl ].join(";");
|
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`, "1,2,3,4,0;1;0;5")
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})
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}
|
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|
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func TestArray_reverse(t *testing.T) {
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tt(t, func() {
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test, _ := test()
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test(`
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abc = [0,1,2,3].reverse();
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def = [0,1,2].reverse();
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|
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[ abc, def ];
|
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|
`, "3,2,1,0,2,1,0")
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|
})
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|
}
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|
|
||
|
func TestArray_sort(t *testing.T) {
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tt(t, func() {
|
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test, _ := test()
|
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|
|
||
|
test(`
|
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abc = [0,1,2,3].sort();
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def = [3,2,1,0].sort();
|
||
|
ghi = [].sort();
|
||
|
jkl = [0].sort();
|
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|
mno = [1,0].sort();
|
||
|
pqr = [1,5,-10, 100, 8, 72, 401, 0.05].sort();
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|
stu = [1,5,-10, 100, 8, 72, 401, 0.05].sort(function(x, y){
|
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|
return x == y ? 0 : x < y ? -1 : 1
|
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|
});
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|
vwx = [1,2,3,1,2,3].sort();
|
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yza = [1,2,3,1,0,1,-1,0].sort();
|
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|
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[ abc, def, ghi, jkl, mno, pqr, stu, vwx, yza ].join(";");
|
||
|
`, "0,1,2,3;0,1,2,3;;0;0,1;-10,0.05,1,100,401,5,72,8;-10,0.05,1,5,8,72,100,401;1,1,2,2,3,3;-1,0,0,1,1,1,2,3")
|
||
|
|
||
|
test(`Array.prototype.sort.length`, 1)
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestArray_isArray(t *testing.T) {
|
||
|
tt(t, func() {
|
||
|
test, _ := test()
|
||
|
|
||
|
test(`
|
||
|
[ Array.isArray.length, Array.isArray(), Array.isArray([]), Array.isArray({}) ];
|
||
|
`, "1,false,true,false")
|
||
|
|
||
|
test(`Array.isArray(Math)`, false)
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestArray_indexOf(t *testing.T) {
|
||
|
tt(t, func() {
|
||
|
test, _ := test()
|
||
|
|
||
|
test(`['a', 'b', 'c', 'b'].indexOf('b')`, 1)
|
||
|
|
||
|
test(`['a', 'b', 'c', 'b'].indexOf('b', 2)`, 3)
|
||
|
|
||
|
test(`['a', 'b', 'c', 'b'].indexOf('b', -2)`, 3)
|
||
|
|
||
|
test(`
|
||
|
Object.prototype.indexOf = Array.prototype.indexOf;
|
||
|
var abc = {0: 'a', 1: 'b', 2: 'c', length: 3};
|
||
|
abc.indexOf('c');
|
||
|
`, 2)
|
||
|
|
||
|
test(`[true].indexOf(true, "-Infinity")`, 0)
|
||
|
|
||
|
test(`
|
||
|
var target = {};
|
||
|
Math[3] = target;
|
||
|
Math.length = 5;
|
||
|
Array.prototype.indexOf.call(Math, target) === 3;
|
||
|
`, true)
|
||
|
|
||
|
test(`
|
||
|
var _NaN = NaN;
|
||
|
var abc = new Array("NaN", undefined, 0, false, null, {toString:function(){return NaN}}, "false", _NaN, NaN);
|
||
|
abc.indexOf(NaN);
|
||
|
`, -1)
|
||
|
|
||
|
test(`
|
||
|
var abc = {toString:function (){return 0}};
|
||
|
var def = 1;
|
||
|
var ghi = -(4/3);
|
||
|
var jkl = new Array(false, undefined, null, "0", abc, -1.3333333333333, "string", -0, true, +0, def, 1, 0, false, ghi, -(4/3));
|
||
|
[ jkl.indexOf(-(4/3)), jkl.indexOf(0), jkl.indexOf(-0), jkl.indexOf(1) ];
|
||
|
`, "14,7,7,10")
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestArray_lastIndexOf(t *testing.T) {
|
||
|
tt(t, func() {
|
||
|
test, _ := test()
|
||
|
|
||
|
test(`['a', 'b', 'c', 'b'].lastIndexOf('b')`, 3)
|
||
|
|
||
|
test(`['a', 'b', 'c', 'b'].lastIndexOf('b', 2)`, 1)
|
||
|
|
||
|
test(`['a', 'b', 'c', 'b'].lastIndexOf('b', -2)`, 1)
|
||
|
|
||
|
test(`
|
||
|
Object.prototype.lastIndexOf = Array.prototype.lastIndexOf;
|
||
|
var abc = {0: 'a', 1: 'b', 2: 'c', 3: 'b', length: 4};
|
||
|
abc.lastIndexOf('b');
|
||
|
`, 3)
|
||
|
|
||
|
test(`
|
||
|
var target = {};
|
||
|
Math[3] = target;
|
||
|
Math.length = 5;
|
||
|
[ Array.prototype.lastIndexOf.call(Math, target) === 3 ];
|
||
|
`, "true")
|
||
|
|
||
|
test(`
|
||
|
var _NaN = NaN;
|
||
|
var abc = new Array("NaN", undefined, 0, false, null, {toString:function(){return NaN}}, "false", _NaN, NaN);
|
||
|
abc.lastIndexOf(NaN);
|
||
|
`, -1)
|
||
|
|
||
|
test(`
|
||
|
var abc = {toString:function (){return 0}};
|
||
|
var def = 1;
|
||
|
var ghi = -(4/3);
|
||
|
var jkl = new Array(false, undefined, null, "0", abc, -1.3333333333333, "string", -0, true, +0, def, 1, 0, false, ghi, -(4/3));
|
||
|
[ jkl.lastIndexOf(-(4/3)), jkl.indexOf(0), jkl.indexOf(-0), jkl.indexOf(1) ];
|
||
|
`, "15,7,7,10")
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestArray_every(t *testing.T) {
|
||
|
tt(t, func() {
|
||
|
test, _ := test()
|
||
|
|
||
|
test(`raise: [].every()`, "TypeError")
|
||
|
|
||
|
test(`raise: [].every("abc")`, "TypeError")
|
||
|
|
||
|
test(`[].every(function() { return false })`, true)
|
||
|
|
||
|
test(`[1,2,3].every(function() { return false })`, false)
|
||
|
|
||
|
test(`[1,2,3].every(function() { return true })`, true)
|
||
|
|
||
|
test(`[1,2,3].every(function(_, index) { if (index === 1) return true })`, false)
|
||
|
|
||
|
test(`
|
||
|
var abc = function(value, index, object) {
|
||
|
return ('[object Math]' !== Object.prototype.toString.call(object));
|
||
|
};
|
||
|
|
||
|
Math.length = 1;
|
||
|
Math[0] = 1;
|
||
|
!Array.prototype.every.call(Math, abc);
|
||
|
`, true)
|
||
|
|
||
|
test(`
|
||
|
var def = false;
|
||
|
|
||
|
var abc = function(value, index, object) {
|
||
|
def = true;
|
||
|
return this === Math;
|
||
|
};
|
||
|
|
||
|
[11].every(abc, Math) && def;
|
||
|
`, true)
|
||
|
|
||
|
test(`
|
||
|
var def = false;
|
||
|
|
||
|
var abc = function(value, index, object) {
|
||
|
def = true;
|
||
|
return Math;
|
||
|
};
|
||
|
|
||
|
[11].every(abc) && def;
|
||
|
`, true)
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestArray_some(t *testing.T) {
|
||
|
tt(t, func() {
|
||
|
test, _ := test()
|
||
|
|
||
|
test(`raise: [].some("abc")`, "TypeError")
|
||
|
|
||
|
test(`[].some(function() { return true })`, false)
|
||
|
|
||
|
test(`[1,2,3].some(function() { return false })`, false)
|
||
|
|
||
|
test(`[1,2,3].some(function() { return true })`, true)
|
||
|
|
||
|
test(`[1,2,3].some(function(_, index) { if (index === 1) return true })`, true)
|
||
|
|
||
|
test(`
|
||
|
var abc = function(value, index, object) {
|
||
|
return ('[object Math]' !== Object.prototype.toString.call(object));
|
||
|
};
|
||
|
|
||
|
Math.length = 1;
|
||
|
Math[0] = 1;
|
||
|
!Array.prototype.some.call(Math, abc);
|
||
|
`, true)
|
||
|
|
||
|
test(`
|
||
|
var abc = function(value, index, object) {
|
||
|
return this === Math;
|
||
|
};
|
||
|
|
||
|
[11].some(abc, Math);
|
||
|
`, true)
|
||
|
|
||
|
test(`
|
||
|
var abc = function(value, index, object) {
|
||
|
return Math;
|
||
|
};
|
||
|
|
||
|
[11].some(abc);
|
||
|
`, true)
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestArray_forEach(t *testing.T) {
|
||
|
tt(t, func() {
|
||
|
test, _ := test()
|
||
|
|
||
|
test(`raise: [].forEach("abc")`, "TypeError")
|
||
|
|
||
|
test(`
|
||
|
var abc = 0;
|
||
|
[].forEach(function(value) {
|
||
|
abc += value;
|
||
|
});
|
||
|
abc;
|
||
|
`, 0)
|
||
|
|
||
|
test(`
|
||
|
abc = 0;
|
||
|
var def = [];
|
||
|
[1,2,3].forEach(function(value, index) {
|
||
|
abc += value;
|
||
|
def.push(index);
|
||
|
});
|
||
|
[ abc, def ];
|
||
|
`, "6,0,1,2")
|
||
|
|
||
|
test(`
|
||
|
var def = false;
|
||
|
var abc = function(value, index, object) {
|
||
|
def = ('[object Math]' === Object.prototype.toString.call(object));
|
||
|
};
|
||
|
|
||
|
Math.length = 1;
|
||
|
Math[0] = 1;
|
||
|
Array.prototype.forEach.call(Math, abc);
|
||
|
def;
|
||
|
`, true)
|
||
|
|
||
|
test(`
|
||
|
var def = false;
|
||
|
var abc = function(value, index, object) {
|
||
|
def = this === Math;
|
||
|
};
|
||
|
|
||
|
[11].forEach(abc, Math);
|
||
|
def;
|
||
|
`, true)
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestArray_indexing(t *testing.T) {
|
||
|
tt(t, func() {
|
||
|
test, _ := test()
|
||
|
|
||
|
test(`
|
||
|
var abc = new Array(0, 1);
|
||
|
var def = abc.length;
|
||
|
abc[4294967296] = 10; // 2^32 => 0
|
||
|
abc[4294967297] = 11; // 2^32+1 => 1
|
||
|
[ def, abc.length, abc[0], abc[1], abc[4294967296] ];
|
||
|
`, "2,2,0,1,10")
|
||
|
|
||
|
test(`
|
||
|
abc = new Array(0, 1);
|
||
|
def = abc.length;
|
||
|
abc[4294967295] = 10;
|
||
|
var ghi = abc.length;
|
||
|
abc[4294967299] = 12;
|
||
|
var jkl = abc.length;
|
||
|
abc[4294967294] = 11;
|
||
|
[ def, ghi, jkl, abc.length, abc[4294967295], abc[4294967299] ];
|
||
|
`, "2,2,2,4294967295,10,12")
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestArray_map(t *testing.T) {
|
||
|
tt(t, func() {
|
||
|
test, _ := test()
|
||
|
|
||
|
test(`raise: [].map("abc")`, "TypeError")
|
||
|
|
||
|
test(`[].map(function() { return 1 }).length`, 0)
|
||
|
|
||
|
test(`[1,2,3].map(function(value) { return value * value })`, "1,4,9")
|
||
|
|
||
|
test(`[1,2,3].map(function(value) { return 1 })`, "1,1,1")
|
||
|
|
||
|
test(`
|
||
|
var abc = function(value, index, object) {
|
||
|
return ('[object Math]' === Object.prototype.toString.call(object));
|
||
|
};
|
||
|
|
||
|
Math.length = 1;
|
||
|
Math[0] = 1;
|
||
|
Array.prototype.map.call(Math, abc)[0];
|
||
|
`, true)
|
||
|
|
||
|
test(`
|
||
|
var abc = function(value, index, object) {
|
||
|
return this === Math;
|
||
|
};
|
||
|
|
||
|
[11].map(abc, Math)[0];
|
||
|
`, true)
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestArray_filter(t *testing.T) {
|
||
|
tt(t, func() {
|
||
|
test, _ := test()
|
||
|
|
||
|
test(`raise: [].filter("abc")`, "TypeError")
|
||
|
|
||
|
test(`[].filter(function() { return 1 }).length`, 0)
|
||
|
|
||
|
test(`[1,2,3].filter(function() { return false }).length`, 0)
|
||
|
|
||
|
test(`[1,2,3].filter(function() { return true })`, "1,2,3")
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestArray_reduce(t *testing.T) {
|
||
|
tt(t, func() {
|
||
|
test, _ := test()
|
||
|
|
||
|
test(`raise: [].reduce("abc")`, "TypeError")
|
||
|
|
||
|
test(`raise: [].reduce(function() {})`, "TypeError")
|
||
|
|
||
|
test(`[].reduce(function() {}, 0)`, 0)
|
||
|
|
||
|
test(`[].reduce(function() {}, undefined)`, "undefined")
|
||
|
|
||
|
test(`['a','b','c'].reduce(function(result, value) { return result+', '+value })`, "a, b, c")
|
||
|
|
||
|
test(`[1,2,3].reduce(function(result, value) { return result + value }, 4)`, 10)
|
||
|
|
||
|
test(`[1,2,3].reduce(function(result, value) { return result + value })`, 6)
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestArray_reduceRight(t *testing.T) {
|
||
|
tt(t, func() {
|
||
|
test, _ := test()
|
||
|
|
||
|
test(`raise: [].reduceRight("abc")`, "TypeError")
|
||
|
|
||
|
test(`raise: [].reduceRight(function() {})`, "TypeError")
|
||
|
|
||
|
test(`[].reduceRight(function() {}, 0)`, 0)
|
||
|
|
||
|
test(`[].reduceRight(function() {}, undefined)`, "undefined")
|
||
|
|
||
|
test(`['a','b','c'].reduceRight(function(result, value) { return result+', '+value })`, "c, b, a")
|
||
|
|
||
|
test(`[1,2,3].reduceRight(function(result, value) { return result + value }, 4)`, 10)
|
||
|
|
||
|
test(`[1,2,3].reduceRight(function(result, value) { return result + value })`, 6)
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestArray_defineOwnProperty(t *testing.T) {
|
||
|
tt(t, func() {
|
||
|
test, _ := test()
|
||
|
|
||
|
test(`
|
||
|
var abc = [];
|
||
|
Object.defineProperty(abc, "length", {
|
||
|
writable: false
|
||
|
});
|
||
|
abc.length;
|
||
|
`, 0)
|
||
|
|
||
|
test(`raise:
|
||
|
var abc = [];
|
||
|
var exception;
|
||
|
Object.defineProperty(abc, "length", {
|
||
|
writable: false
|
||
|
});
|
||
|
Object.defineProperty(abc, "length", {
|
||
|
writable: true
|
||
|
});
|
||
|
`, "TypeError")
|
||
|
})
|
||
|
}
|
||
|
|
||
|
func TestArray_new(t *testing.T) {
|
||
|
tt(t, func() {
|
||
|
test, _ := test()
|
||
|
|
||
|
test(`
|
||
|
var abc = new Array(null);
|
||
|
var def = new Array(undefined);
|
||
|
[ abc.length, abc[0] === null, def.length, def[0] === undefined ]
|
||
|
`, "1,true,1,true")
|
||
|
|
||
|
test(`
|
||
|
var abc = new Array(new Number(0));
|
||
|
var def = new Array(new Number(4294967295));
|
||
|
[ abc.length, typeof abc[0], abc[0] == 0, def.length, typeof def[0], def[0] == 4294967295 ]
|
||
|
`, "1,object,true,1,object,true")
|
||
|
})
|
||
|
}
|