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");
{
const values = [];
const stack = new AsyncDisposableStack();
assertEq(stack.adopt(1, (v) => values.push(v)), 1);
const obj = { value: 2 };
assertEq(stack.adopt(obj, (v) => values.push(v.value)), obj);
assertEq(stack.disposed, false);
stack.disposeAsync();
drainJobQueue();
assertEq(stack.disposed, true);
assertArrayEq(values, [2, 1]);
stack.disposeAsync();
drainJobQueue();
assertArrayEq(values, [2, 1]);
assertThrowsInstanceOf(() => stack.adopt(3, (v) => values.push(v)), ReferenceError);
assertArrayEq(values, [2, 1]);
}
{
const values = [];
const stack = new AsyncDisposableStack();
assertEq(stack.adopt(1, (v) => values.push(v)), 1);
const obj = { value: 2 };
assertEq(stack.adopt(obj, (v) => values.push(v.value)), obj);
assertEq(stack.disposed, false);
async function testDisposalsWithAwaitUsing() {
{
await using stk = stack;
stk.use({
[Symbol.asyncDispose]() {
values.push(3);
},
});
stk.adopt(4, (v) => values.push(v));
}
}
testDisposalsWithAwaitUsing();
drainJobQueue();
assertEq(stack.disposed, true);
assertArrayEq(values, [4, 3, 2, 1]);
}
{
const disposed = [];
const stack = new AsyncDisposableStack();
stack.adopt(null, (v) => disposed.push(v));
stack.adopt(undefined, (v) => disposed.push(v));
stack.adopt(1, (v) => disposed.push(v));
stack.disposeAsync();
drainJobQueue();
assertArrayEq(disposed, [1, undefined, null]);
}
{
assertThrowsInstanceOf(() => {
const stack = new AsyncDisposableStack();
stack.adopt(1, undefined);
}, TypeError);
assertThrowsInstanceOf(() => {
const stack = new AsyncDisposableStack();
stack.adopt(1, null);
}, TypeError);
assertThrowsInstanceOf(() => {
const stack = new AsyncDisposableStack();
stack.adopt(1, 1);
}, TypeError);
}