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// |reftest| skip-if(!this.hasOwnProperty("TypedObject")||!this.hasOwnProperty("hasChild"))
var BUGNUMBER = 898359;
var summary = 'TypedObjects reference type trace';
var actual = '';
var expect = '';
/*
* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/licenses/publicdomain/
*/
var ArrayType = TypedObject.ArrayType;
var StructType = TypedObject.StructType;
var Any = TypedObject.Any;
var Object = TypedObject.Object;
var string = TypedObject.string;
function TestStructFields(RefType) {
var rabbit = {};
var S1 = new StructType({f: RefType});
var s1 = new S1({f: rabbit});
assertEq(hasChild(s1, rabbit), true);
s1.f = null;
assertEq(hasChild(s1, rabbit), false);
}
function TestArrayElements(RefType) {
var rabbit = {};
var S1 = new ArrayType(RefType, 1);
var s1 = new S1([rabbit]);
assertEq(hasChild(s1, rabbit), true);
s1[0] = null;
assertEq(hasChild(s1, rabbit), false);
}
function TestStructInArray(RefType) {
var rabbit = {};
var S2 = new StructType({f: RefType, g: RefType});
var S1 = new ArrayType(S2, 1);
var s1 = new S1([{f: rabbit, g: {}}]);
assertEq(hasChild(s1, rabbit), true);
s1[0].f = null;
assertEq(hasChild(s1, rabbit), false);
}
function TestStringInStruct() {
// Rather subtle hair-pullingly maddening testing phenomena: If you
// just use a constant string here, it's always reachable via the
// atoms table. Same is true of "Hello" + "1" (an earlier
// attempt) due to parser constant folding. So we have to make a
// rabbit that's not constant foldable. But don't just use
// Math.random(), since small integers are atoms already.
var rabbit = "Hello" + Math.random();
var S1 = new StructType({f: string});
var s1 = new S1({f: rabbit});
assertEq(hasChild(s1, rabbit), true);
s1.f = "World";
assertEq(hasChild(s1, rabbit), false);
}
function runTests()
{
printBugNumber(BUGNUMBER);
printStatus(summary);
TestStructFields(Object);
TestStructFields(Any);
TestArrayElements(Object);
TestArrayElements(Any);
TestStructInArray(Object);
TestStructInArray(Any);
TestStringInStruct();
reportCompare(true, true, "TypedObjects trace tests");
}
runTests();
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