quickjs-done/tests/test_bjson.js

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import * as bjson from "./bjson.so";
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function assert(actual, expected, message) {
if (arguments.length == 1)
expected = true;
if (actual === expected)
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return;
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if (actual !== null && expected !== null
&& typeof actual == 'object' && typeof expected == 'object'
&& actual.toString() === expected.toString())
return;
throw Error("assertion failed: got |" + actual + "|" +
", expected |" + expected + "|" +
(message ? " (" + message + ")" : ""));
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}
function toHex(a)
{
var i, s = "", tab, v;
tab = new Uint8Array(a);
for(i = 0; i < tab.length; i++) {
v = tab[i].toString(16);
if (v.length < 2)
v = "0" + v;
if (i !== 0)
s += " ";
s += v;
}
return s;
}
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function isArrayLike(a)
{
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return Array.isArray(a) ||
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(a instanceof Uint8ClampedArray) ||
(a instanceof Uint8Array) ||
(a instanceof Uint16Array) ||
(a instanceof Uint32Array) ||
(a instanceof Int8Array) ||
(a instanceof Int16Array) ||
(a instanceof Int32Array) ||
(a instanceof Float32Array) ||
(a instanceof Float64Array);
}
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function toStr(a)
{
var s, i, props, prop;
switch(typeof(a)) {
case "object":
if (a === null)
return "null";
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if (a instanceof Date) {
s = "Date(" + toStr(a.valueOf()) + ")";
} else if (a instanceof Number) {
s = "Number(" + toStr(a.valueOf()) + ")";
} else if (a instanceof String) {
s = "String(" + toStr(a.valueOf()) + ")";
} else if (a instanceof Boolean) {
s = "Boolean(" + toStr(a.valueOf()) + ")";
} else if (isArrayLike(a)) {
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s = "[";
for(i = 0; i < a.length; i++) {
if (i != 0)
s += ",";
s += toStr(a[i]);
}
s += "]";
} else {
props = Object.keys(a);
s = "{";
for(i = 0; i < props.length; i++) {
if (i != 0)
s += ",";
prop = props[i];
s += prop + ":" + toStr(a[prop]);
}
s += "}";
}
return s;
case "undefined":
return "undefined";
case "string":
return a.__quote();
case "number":
case "bigfloat":
if (a == 0 && 1 / a < 0)
return "-0";
else
return a.toString();
break;
default:
return a.toString();
}
}
function bjson_test(a)
{
var buf, r, a_str, r_str;
a_str = toStr(a);
buf = bjson.write(a);
if (0) {
print(a_str, "->", toHex(buf));
}
r = bjson.read(buf, 0, buf.byteLength);
r_str = toStr(r);
if (a_str != r_str) {
print(a_str);
print(r_str);
assert(false);
}
}
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/* test multiple references to an object including circular
references */
function bjson_test_reference()
{
var array, buf, i, n, array_buffer;
n = 16;
array = [];
for(i = 0; i < n; i++)
array[i] = {};
array_buffer = new ArrayBuffer(n);
for(i = 0; i < n; i++) {
array[i].next = array[(i + 1) % n];
array[i].idx = i;
array[i].typed_array = new Uint8Array(array_buffer, i, 1);
}
buf = bjson.write(array, true);
array = bjson.read(buf, 0, buf.byteLength, true);
/* check the result */
for(i = 0; i < n; i++) {
assert(array[i].next, array[(i + 1) % n]);
assert(array[i].idx, i);
assert(array[i].typed_array.buffer, array_buffer);
assert(array[i].typed_array.length, 1);
assert(array[i].typed_array.byteOffset, i);
}
}
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function bjson_test_all()
{
var obj;
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bjson_test({x:1, y:2, if:3});
bjson_test([1, 2, 3]);
bjson_test([1.0, "aa", true, false, undefined, null, NaN, -Infinity, -0.0]);
if (typeof BigInt !== "undefined") {
bjson_test([BigInt("1"), -BigInt("0x123456789"),
BigInt("0x123456789abcdef123456789abcdef")]);
}
if (typeof BigFloat !== "undefined") {
BigFloatEnv.setPrec(function () {
bjson_test([BigFloat("0.1"), BigFloat("-1e30"), BigFloat("0"),
BigFloat("-0"), BigFloat("Infinity"), BigFloat("-Infinity"),
0.0 / BigFloat("0"), BigFloat.MAX_VALUE,
BigFloat.MIN_VALUE]);
}, 113, 15);
}
if (typeof BigDecimal !== "undefined") {
bjson_test([BigDecimal("0"),
BigDecimal("0.8"), BigDecimal("123321312321321e100"),
BigDecimal("-1233213123213214332333223332e100"),
BigDecimal("1.233e-1000")]);
}
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bjson_test([new Date(1234), new String("abc"), new Number(-12.1), new Boolean(true)]);
bjson_test(new Int32Array([123123, 222111, -32222]));
bjson_test(new Float64Array([123123, 222111.5]));
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/* tested with a circular reference */
obj = {};
obj.x = obj;
try {
bjson.write(obj);
assert(false);
} catch(e) {
assert(e instanceof TypeError);
}
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bjson_test_reference();
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}
bjson_test_all();