[explicit-resource-management] Add remaining tests specific to AsyncDisposableStack

test/built-ins/AsyncDisposableStack/prototype/Symbol.toStringTag.js

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+// Copyright (C) 2023 Ron Buckton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-asyncdisposablestack.prototype-@@toStringTag
+description: >
+    `Symbol.toStringTag` property descriptor
+info: |
+    The initial value of the @@toStringTag property is the String value
+    'AsyncDisposableStack'.
+
+    This property has the attributes { [[Writable]]: false, [[Enumerable]]:
+    false, [[Configurable]]: true }.
+includes: [propertyHelper.js]
+features: [explicit-resource-management, Symbol, Symbol.toStringTag]
+---*/
+
+verifyProperty(AsyncDisposableStack.prototype, Symbol.toStringTag, {
+  value: 'AsyncDisposableStack',
+  writable: false,
+  enumerable: false,
+  configurable: true
+});

test/built-ins/AsyncDisposableStack/prototype/adopt/adds-value-onDisposeAsync.js

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+// Copyright (C) 2023 Ron Buckton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-asyncdisposablestack.prototype.adopt
+description: Adds a disposable resource to the stack
+info: |
+  AsyncDisposableStack.prototype.adopt ( value, onDisposeAsync )
+
+  1. Let asyncDisposableStack be the this value.
+  2. Perform ? RequireInternalSlot(asyncDisposableStack, [[AsyncDisposableState]]).
+  3. If asyncDisposableStack.[[AsyncDisposableState]] is disposed, throw a ReferenceError exception.
+  4. If IsCallable(onDisposeAsync) is false, throw a TypeError exception.
+  5. Let closure be a new Abstract Closure with no parameters that captures value and onDisposeAsync and performs the following steps when called:
+    a. Perform ? Call(onDisposeAsync, undefined, « value »).
+  6. Let F be CreateBuiltinFunction(closure, 0, "", « »).
+  7. Perform ? AddDisposableResource(asyncDisposableStack.[[DisposeCapability]], undefined, async-dispose, F).
+  ...
+
+  AddDisposableResource ( disposeCapability, V, hint [, method ] )
+
+  1. If method is not present then,
+    ...
+  2. Else,
+    a. Assert: V is undefined.
+    b. Let resource be ? CreateDisposableResource(undefined, hint, method).
+  3. Append resource to disposeCapability.[[DisposableResourceStack]].
+  4. Return unused.
+
+flags: [async]
+includes: [asyncHelpers.js]
+features: [explicit-resource-management]
+---*/
+
+asyncTest(async function () {
+  var stack = new AsyncDisposableStack();
+  var resource = { disposed: false };
+  stack.adopt(resource, async r => { r.disposed = true });
+  await stack.disposeAsync();
+  assert.sameValue(resource.disposed, true, 'Expected resource to have been disposed');
+});

test/built-ins/AsyncDisposableStack/prototype/adopt/allows-any-value.js

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+// Copyright (C) 2023 Ron Buckton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-asyncdisposablestack.prototype.adopt
+description: Allows any 'value'
+info: |
+  AsyncDisposableStack.prototype.adopt ( value, onDisposeAsync )
+
+  1. Let asyncDisposableStack be the this value.
+  2. Perform ? RequireInternalSlot(asyncDisposableStack, [[AsyncDisposableState]]).
+  3. If asyncDisposableStack.[[AsyncDisposableState]] is disposed, throw a ReferenceError exception.
+  4. If IsCallable(onDisposeAsync) is false, throw a TypeError exception.
+  5. Let closure be a new Abstract Closure with no parameters that captures value and onDisposeAsync and performs the following steps when called:
+    a. Perform ? Call(onDisposeAsync, undefined, « value »).
+  6. Let F be CreateBuiltinFunction(closure, 0, "", « »).
+  7. Perform ? AddDisposableResource(asyncDisposableStack.[[DisposeCapability]], undefined, async-dispose, F).
+  ...
+
+features: [explicit-resource-management]
+---*/
+
+var stack = new AsyncDisposableStack();
+stack.adopt(null, async _ => {});
+stack.adopt(undefined, async _ => {});
+stack.adopt({}, async _ => {});
+stack.adopt({ async [Symbol.asyncDispose]() {} }, async _ => {});
+stack.adopt(() => {}, async _ => {});
+stack.adopt(true, async _ => {});
+stack.adopt(false, async _ => {});
+stack.adopt(1, async _ => {});
+stack.adopt('object', async _ => {});
+stack.adopt(Symbol(), async _ => {});

test/built-ins/AsyncDisposableStack/prototype/adopt/puts-value-onDisposeAsync-on-top-of-stack.js

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+// Copyright (C) 2023 Ron Buckton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-asyncdisposablestack.prototype.adopt
+description: Adds a disposable resource to the stack
+info: |
+  AsyncDisposableStack.prototype.adopt ( value, onDisposeAsync )
+
+  1. Let asyncDisposableStack be the this value.
+  2. Perform ? RequireInternalSlot(asyncDisposableStack, [[AsyncDisposableState]]).
+  3. If asyncDisposableStack.[[AsyncDisposableState]] is disposed, throw a ReferenceError exception.
+  4. If IsCallable(onDisposeAsync) is false, throw a TypeError exception.
+  5. Let closure be a new Abstract Closure with no parameters that captures value and onDisposeAsync and performs the following steps when called:
+    a. Perform ? Call(onDisposeAsync, undefined, « value »).
+  6. Let F be CreateBuiltinFunction(closure, 0, "", « »).
+  7. Perform ? AddDisposableResource(asyncDisposableStack.[[DisposeCapability]], undefined, async-dispose, F).
+  ...
+
+  AddDisposableResource ( disposeCapability, V, hint [, method ] )
+
+  1. If method is not present then,
+    ...
+  2. Else,
+    a. Assert: V is undefined.
+    b. Let resource be ? CreateDisposableResource(undefined, hint, method).
+  3. Append resource to disposeCapability.[[DisposableResourceStack]].
+  4. Return unused.
+
+flags: [async]
+includes: [asyncHelpers.js]
+features: [explicit-resource-management]
+---*/
+
+asyncTest(async function () {
+  var stack = new AsyncDisposableStack();
+  var disposed = [];
+  var resource1 = {};
+  async function dispose1(res) { disposed.push([res, dispose1]); }
+  var resource2 = {};
+  function dispose2(res) { disposed.push([res, dispose2]); }
+  stack.adopt(resource1, dispose1);
+  stack.adopt(resource2, dispose2);
+  await stack.disposeAsync();
+  assert.sameValue(2, disposed.length);
+  assert.sameValue(disposed[0][0], resource2, 'Expected resource2 to be the first disposed resource');
+  assert.sameValue(disposed[0][1], dispose2, 'Expected dispose2 to be the first onDispose invoked');
+  assert.sameValue(disposed[1][0], resource1, 'Expected resource1 to be the second disposed resource');
+  assert.sameValue(disposed[1][1], dispose1, 'Expected dispose1 to be the second onDispose invoked');
+});

test/built-ins/AsyncDisposableStack/prototype/adopt/returns-value.js

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+// Copyright (C) 2023 Ron Buckton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-asyncdisposablestack.prototype.adopt
+description: Returns the argument provided.
+info: |
+  AsyncDisposableStack.prototype.adopt ( value, onDisposeAsync )
+
+  ...
+  8. Return value.
+
+features: [explicit-resource-management]
+---*/
+
+var stack = new AsyncDisposableStack();
+var resource = {};
+assert.sameValue(stack.adopt(resource, async _ => {}), resource);
+assert.sameValue(stack.adopt(null, async _ => {}), null);
+assert.sameValue(stack.adopt(undefined, async _ => {}), undefined);

test/built-ins/AsyncDisposableStack/prototype/adopt/throws-if-disposed.js

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+// Copyright (C) 2026 Ron Buckton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-asyncdisposablestack.prototype.adopt
+description: Throws a ReferenceError if this is disposed.
+info: |
+  AsyncDisposableStack.prototype.adopt ( value, onDisposeAsync )
+
+  1. Let asyncDisposableStack be the this value.
+  2. Perform ? RequireInternalSlot(asyncDisposableStack, [[AsyncDisposableState]]).
+  3. If asyncDisposableStack.[[AsyncDisposableState]] is disposed, throw a ReferenceError exception.
+  ...
+
+features: [explicit-resource-management]
+---*/
+
+var stack = new AsyncDisposableStack();
+stack.disposeAsync();
+
+assert.throws(ReferenceError, function() {
+  stack.adopt(null, async _ => {});
+});

test/built-ins/AsyncDisposableStack/prototype/adopt/throws-if-onDisposeAsync-not-callable.js

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+// Copyright (C) 2023 Ron Buckton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-asyncdisposablestack.prototype.adopt
+description: Throws if onDisposeAsync argument not callable
+info: |
+  AsyncDisposableStack.prototype.adopt ( value, onDisposeAsync )
+
+  ...
+  4. If IsCallable(onDisposeAsync) is false, throw a TypeError exception.
+  ...
+
+features: [explicit-resource-management]
+---*/
+
+var stack = new AsyncDisposableStack();
+assert.throws(TypeError, function() {
+  stack.adopt(null, null);
+}, 'null');
+
+assert.throws(TypeError, function() {
+  stack.adopt(null, undefined);
+}, 'undefined');
+
+assert.throws(TypeError, function() {
+  stack.adopt(null, true);
+}, 'true');
+
+assert.throws(TypeError, function() {
+  stack.adopt(null, false);
+}, 'false');
+
+assert.throws(TypeError, function() {
+  stack.adopt(null, 1);
+}, 'number');
+
+assert.throws(TypeError, function() {
+  stack.adopt(null, 'object');
+}, 'string');
+
+assert.throws(TypeError, function() {
+  stack.adopt(null, {});
+}, 'object');
+
+var s = Symbol();
+assert.throws(TypeError, function() {
+  stack.adopt(null, s);
+}, 'symbol');

test/built-ins/AsyncDisposableStack/prototype/constructor.js

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+// Copyright (C) 2023 Ron Buckton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-properties-of-the-asyncdisposablestack-prototype-object
+description: AsyncDisposableStack.prototype.constructor
+info: |
+  The initial value of AsyncDisposableStack.prototype.constructor is the intrinsic object %AsyncDisposableStack%.
+
+  17 ECMAScript Standard Built-in Objects
+includes: [propertyHelper.js]
+features: [explicit-resource-management]
+---*/
+
+verifyProperty(AsyncDisposableStack.prototype, 'constructor', {
+  value: AsyncDisposableStack,
+  writable: true,
+  enumerable: false,
+  configurable: true
+});

test/built-ins/AsyncDisposableStack/prototype/defer/adds-onDisposeAsync.js

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+// Copyright (C) 2023 Ron Buckton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-asyncdisposablestack.prototype.defer
+description: Adds an onDisposeAsync callback to the stack
+info: |
+  AsyncDisposableStack.prototype.defer ( onDisposeAsync )
+
+  1. Let asyncDisposableStack be the this value.
+  2. Perform ? RequireInternalSlot(asyncDisposableStack, [[AsyncDisposableState]]).
+  3. If asyncDisposableStack.[[AsyncDisposableState]] is disposed, throw a ReferenceError exception.
+  4. If IsCallable(onDisposeAsync) is false, throw a TypeError exception.
+  5. Perform ? AddDisposableResource(asyncDisposableStack.[[DisposeCapability]], undefined, async-dispose, onDisposeAsync).
+  ...
+
+  AddDisposableResource ( disposeCapability, V, hint [, method ] )
+
+  1. If method is not present then,
+    ...
+  2. Else,
+    a. Assert: V is undefined.
+    b. Let resource be ? CreateDisposableResource(undefined, hint, method).
+  3. Append resource to disposeCapability.[[DisposableResourceStack]].
+  4. Return unused.
+
+flags: [async]
+includes: [asyncHelpers.js]
+features: [explicit-resource-management]
+---*/
+
+asyncTest(async function () {
+  var stack = new AsyncDisposableStack();
+  var disposed = false;
+  stack.defer(async () => { disposed = true });
+  await stack.disposeAsync();
+  assert.sameValue(disposed, true, 'Expected callback to have been called');
+});

test/built-ins/AsyncDisposableStack/prototype/defer/puts-onDisposeAsync-on-top-of-stack.js

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+// Copyright (C) 2023 Ron Buckton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-asyncdisposablestack.prototype.defer
+description: Adds a disposable resource to the stack
+info: |
+  AsyncDisposableStack.prototype.defer ( onDisposeAsync )
+
+  1. Let asyncDisposableStack be the this value.
+  2. Perform ? RequireInternalSlot(asyncDisposableStack, [[AsyncDisposableState]]).
+  3. If asyncDisposableStack.[[AsyncDisposableState]] is disposed, throw a ReferenceError exception.
+  4. If IsCallable(onDisposeAsync) is false, throw a TypeError exception.
+  5. Perform ? AddDisposableResource(asyncDisposableStack.[[DisposeCapability]], undefined, async-dispose, onDisposeAsync).
+  ...
+
+  AddDisposableResource ( disposeCapability, V, hint [, method ] )
+
+  1. If method is not present then,
+    ...
+  2. Else,
+    a. Assert: V is undefined.
+    b. Let resource be ? CreateDisposableResource(undefined, hint, method).
+  3. Append resource to disposeCapability.[[DisposableResourceStack]].
+  4. Return unused.
+
+flags: [async]
+includes: [asyncHelpers.js]
+features: [explicit-resource-management]
+---*/
+
+asyncTest(async function () {
+  var stack = new AsyncDisposableStack();
+  var disposed = [];
+  async function dispose1() { disposed.push(dispose1); }
+  function dispose2() { disposed.push(dispose2); }
+  stack.defer(dispose1);
+  stack.defer(dispose2);
+  await stack.disposeAsync();
+  assert.sameValue(2, disposed.length);
+  assert.sameValue(disposed[0], dispose2, 'Expected dispose2 to be the first onDisposeAsync invoked');
+  assert.sameValue(disposed[1], dispose1, 'Expected dispose1 to be the second onDisposeAsync invoked');
+});

test/built-ins/AsyncDisposableStack/prototype/defer/returns-undefined.js

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+// Copyright (C) 2023 Ron Buckton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-asyncdisposablestack.prototype.defer
+description: Returns undefined.
+info: |
+  AsyncDisposableStack.prototype.defer ( onDisposeAsync )
+
+  ...
+  6. Return undefined.
+
+features: [explicit-resource-management]
+---*/
+
+var stack = new AsyncDisposableStack();
+assert.sameValue(stack.defer(_ => {}), undefined);

test/built-ins/AsyncDisposableStack/prototype/defer/throws-if-disposed.js

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+// Copyright (C) 2026 Ron Buckton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-asyncdisposablestack.prototype.defer
+description: Throws a ReferenceError if this is disposed.
+info: |
+  AsyncDisposableStack.prototype.defer ( onDisposeAsync )
+
+  1. Let asyncDisposableStack be the this value.
+  2. Perform ? RequireInternalSlot(asyncDisposableStack, [[AsyncDisposableState]]).
+  3. If asyncDisposableStack.[[AsyncDisposableState]] is disposed, throw a ReferenceError exception.
+  ...
+
+features: [explicit-resource-management]
+---*/
+
+var stack = new AsyncDisposableStack();
+stack.disposeAsync();
+
+assert.throws(ReferenceError, function() {
+  stack.defer(async _ => {});
+});