Source code
Revision control
Copy as Markdown
Other Tools
// |jit-test| skip-if: !getBuildConfiguration("explicit-resource-management"); --enable-explicit-resource-management
load(libdir + "asserts.js");
{
let called = false;
let calledSync = false;
async function testCallsAsyncDispose() {
await using x = {
[Symbol.asyncDispose]() {
called = true;
},
[Symbol.dispose]() {
calledSync = true;
}
}
}
testCallsAsyncDispose();
drainJobQueue();
assertEq(called, true);
assertEq(calledSync, false);
}
{
const disposed = [];
async function testCallsSyncDispose() {
await using x = {
[Symbol.dispose]() {
disposed.push(1);
}
}
await using y = {
[Symbol.asyncDispose]: undefined,
[Symbol.dispose]() {
disposed.push(2);
}
}
await using z = {
[Symbol.asyncDispose]: null,
[Symbol.dispose]() {
disposed.push(3);
}
}
}
testCallsSyncDispose();
drainJobQueue();
assertArrayEq(disposed, [3, 2, 1]);
}
{
assertThrowsInstanceOf(() => {
using x = {
[Symbol.asyncDispose]() {
}
}
}, TypeError);
}