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// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
(function testBasic() {
var stack = [];
var object = {a: false};
var replaced = {a: false, replaced: true};
function replacer(key, value) {
stack.push({ holder: this, key, value });
if (stack.length === 1) return replaced;
if (key === "a") return true;
return value;
}
assertEquals(`{"a":true,"replaced":true}`, JSON.stringify(object, replacer));
assertEquals([
{
holder: { "": { a: false } },
key: "",
value: { a: false }
},
{
holder: { a: false, replaced: true },
key: "a",
value: false
},
{
holder: { a: false, replaced: true },
key: "replaced",
value: true
}
], stack);
assertSame(stack[0].holder[""], object);
assertSame(stack[0].value, object);
assertSame(stack[1].holder, replaced);
assertSame(stack[2].holder, replaced);
})();
(function testToJSON() {
var stack = [];
var object = {a: false, toJSON };
var nested = { toJSON: nestedToJSON };
var replaced = {a: false, replaced: true, nested };
var toJSONd = {a: false, toJSONd: true }
var nestedToJSONd = { nestedToJSONd: true };
function toJSON(key, value) {
return toJSONd;
}
function nestedToJSON(key, value) {
return nestedToJSONd;
}
function replacer(key, value) {
stack.push({ holder: this, key, value });
if (stack.length === 1) return replaced;
if (key === "a") return true;
return value;
}
assertEquals(`{"a":true,"replaced":true,"nested":{"nestedToJSONd":true}}`,
JSON.stringify(object, replacer));
assertEquals([
{
holder: { "": { a: false, toJSON: toJSON } },
key: "",
value: { a: false, toJSONd: true }
},
{
holder: { a: false, replaced: true, nested: { toJSON: nestedToJSON } },
key: "a",
value: false
},
{
holder: { a: false, replaced: true, nested: { toJSON: nestedToJSON } },
key: "replaced",
value: true
},
{
holder: { a: false, replaced: true, nested: { toJSON: nestedToJSON } },
key: "nested",
value: { nestedToJSONd: true }
},
{
holder: { nestedToJSONd: true },
key: "nestedToJSONd",
value: true
}
], stack);
assertSame(stack[0].holder[""], object);
assertSame(stack[0].value, toJSONd);
assertSame(stack[1].holder, replaced);
assertSame(stack[2].holder, replaced);
assertSame(stack[3].holder, replaced);
assertSame(stack[3].value, nestedToJSONd);
assertSame(stack[4].holder, nestedToJSONd);
})();
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