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Diffstat (limited to 'js/src/tests/test262/built-ins/JSON/stringify/value-bigint-order.js')
-rw-r--r-- | js/src/tests/test262/built-ins/JSON/stringify/value-bigint-order.js | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/JSON/stringify/value-bigint-order.js b/js/src/tests/test262/built-ins/JSON/stringify/value-bigint-order.js new file mode 100644 index 0000000000..d4d902dc04 --- /dev/null +++ b/js/src/tests/test262/built-ins/JSON/stringify/value-bigint-order.js @@ -0,0 +1,44 @@ +// Copyright (C) 2017 Robin Templeton. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: BigInt stringify order of steps +esid: sec-serializejsonproperty +info: | + Runtime Semantics: SerializeJSONProperty ( key, holder ) + + 2. If Type(value) is Object or BigInt, then + a. Let toJSON be ? GetGetV(value, "toJSON"). + b. If IsCallable(toJSON) is true, then + i. Set value to ? Call(toJSON, value, « key »). + 3. If ReplacerFunction is not undefined, then + a. Set value to ? Call(ReplacerFunction, holder, « key, value »). + 4. If Type(value) is Object, then + [...] + d. Else if value has a [[BigIntData]] internal slot, then + i. Set value to value.[[BigIntData]]. + [...] + 10. If Type(value) is BigInt, throw a TypeError exception +features: [BigInt, arrow-function] +---*/ + +let step; + +function replacer(x, k, v) +{ + assert.sameValue(step++, 1); + assert.sameValue(v, 1n); + return x; +} + +BigInt.prototype.toJSON = function () { assert.sameValue(step++, 0); return 1n; }; + +step = 0; +assert.throws(TypeError, () => JSON.stringify(0n, (k, v) => replacer(2n, k, v))); +assert.sameValue(step, 2); + +step = 0; +assert.throws(TypeError, () => JSON.stringify(0n, (k, v) => replacer(Object(2n), k, v))); +assert.sameValue(step, 2); + +reportCompare(0, 0); |