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load("test-common.js");
try {
let o = {
var1: "foo",
var2: 42,
arr: [1, 2, {
nested: {
hello: "world",
},
get x() { return 10; }
}],
obj: {
subarr: [3],
},
};
let string = JSON.stringify(o, (key, value) => {
if (key === "hello")
return undefined;
if (value === 10)
return 20;
if (key === "subarr")
return [3, 4, 5];
return value;
});
assert(string === '{"var1":"foo","var2":42,"arr":[1,2,{"nested":{},"x":20}],"obj":{"subarr":[3,4,5]}}');
string = JSON.stringify(o, ["var1", "var1", "var2", "obj"]);
assert(string == '{"var1":"foo","var2":42,"obj":{}}');
string = JSON.stringify(o, ["var1", "var1", "var2", "obj", "subarr"]);
assert(string == '{"var1":"foo","var2":42,"obj":{"subarr":[3]}}');
console.log("PASS");
} catch (e) {
console.log("FAIL: " + e);
}
|
