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// |jit-test| --enable-arraybuffer-resizable; skip-if: !SharedArrayBuffer.prototype.grow
const scopes = [
"SameProcess",
];
const g = newGlobal({enableCoopAndCoep: true});
const options = {
SharedArrayBuffer: "allow",
};
function testInt32Array(scope) {
var length = 4;
var byteLength = length * Int32Array.BYTES_PER_ELEMENT;
var maxByteLength = 2 * byteLength;
var ab = new SharedArrayBuffer(byteLength, {maxByteLength});
assertEq(ab.growable, true);
assertEq(ab.byteLength, byteLength);
assertEq(ab.maxByteLength, maxByteLength);
var ta1 = new Int32Array(ab);
assertEq(ta1.byteLength, byteLength);
ta1.set([1, 87654321, -123]);
assertEq(ta1.toString(), "1,87654321,-123,0");
var clonebuf = g.serialize(ta1, undefined, {scope, ...options});
var ta2 = g.deserialize(clonebuf, {...options});
assertEq(ta2 instanceof g.Int32Array, true);
assertEq(ta2.byteLength, byteLength);
assertEq(ta2.toString(), "1,87654321,-123,0");
assertEq(ta2.buffer.growable, true);
assertEq(ta2.buffer.byteLength, byteLength);
assertEq(ta2.buffer.maxByteLength, maxByteLength);
ta2.buffer.grow(maxByteLength);
assertEq(ta2.byteLength, maxByteLength);
}
scopes.forEach(testInt32Array);
function testFloat64Array(scope) {
var length = 4;
var byteLength = length * Float64Array.BYTES_PER_ELEMENT;
var maxByteLength = 2 * byteLength;
var ab = new SharedArrayBuffer(byteLength, {maxByteLength});
assertEq(ab.growable, true);
assertEq(ab.byteLength, byteLength);
assertEq(ab.maxByteLength, maxByteLength);
var ta1 = new Float64Array(ab);
assertEq(ta1.byteLength, byteLength);
ta1.set([NaN, 3.14, 0, 0]);
assertEq(ta1.toString(), "NaN,3.14,0,0");
var clonebuf = g.serialize(ta1, undefined, {scope, ...options});
var ta2 = g.deserialize(clonebuf, {...options});
assertEq(ta2 instanceof g.Float64Array, true);
assertEq(ta2.byteLength, byteLength);
assertEq(ta2.toString(), "NaN,3.14,0,0");
assertEq(ta2.buffer.growable, true);
assertEq(ta2.buffer.byteLength, byteLength);
assertEq(ta2.buffer.maxByteLength, maxByteLength);
ta2.buffer.grow(maxByteLength);
assertEq(ta2.byteLength, maxByteLength);
}
scopes.forEach(testFloat64Array);
function testDataView(scope) {
var length = 4;
var byteLength = length * Uint8Array.BYTES_PER_ELEMENT;
var maxByteLength = 2 * byteLength;
var ab = new SharedArrayBuffer(byteLength, {maxByteLength});
assertEq(ab.growable, true);
assertEq(ab.byteLength, byteLength);
assertEq(ab.maxByteLength, maxByteLength);
var ta = new Uint8Array(ab);
ta.set([5, 0, 255]);
assertEq(ta.toString(), "5,0,255,0");
var dv1 = new DataView(ab);
assertEq(dv1.byteLength, byteLength);
var clonebuf = g.serialize(dv1, undefined, {scope, ...options});
var dv2 = g.deserialize(clonebuf, {...options});
assertEq(dv2 instanceof g.DataView, true);
assertEq(dv2.byteLength, byteLength);
assertEq(new Uint8Array(dv2.buffer).toString(), "5,0,255,0");
assertEq(dv2.buffer.growable, true);
assertEq(dv2.buffer.byteLength, byteLength);
assertEq(dv2.buffer.maxByteLength, maxByteLength);
dv2.buffer.grow(maxByteLength);
assertEq(dv2.byteLength, maxByteLength);
}
scopes.forEach(testDataView);
function testArrayBuffer(scope) {
var length = 4;
var byteLength = length * Uint8Array.BYTES_PER_ELEMENT;
var maxByteLength = 2 * byteLength;
var ab = new SharedArrayBuffer(byteLength, {maxByteLength});
assertEq(ab.growable, true);
assertEq(ab.byteLength, byteLength);
assertEq(ab.maxByteLength, maxByteLength);
var ta = new Uint8Array(ab);
ta.set([33, 44, 55, 66]);
assertEq(ta.toString(), "33,44,55,66");
var clonebuf = g.serialize(ab, undefined, {scope, ...options});
var ab2 = g.deserialize(clonebuf, {...options});
assertEq(ab2 instanceof g.SharedArrayBuffer, true);
assertEq(new Uint8Array(ab2).toString(), "33,44,55,66");
assertEq(ab2.growable, true);
assertEq(ab2.byteLength, byteLength);
assertEq(ab2.maxByteLength, maxByteLength);
ab2.grow(maxByteLength);
assertEq(ab2.byteLength, maxByteLength);
}
scopes.forEach(testArrayBuffer);
|
