From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../test/TestInterfaceAsyncIterableSingle.cpp      | 130 +++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100644 dom/bindings/test/TestInterfaceAsyncIterableSingle.cpp

(limited to 'dom/bindings/test/TestInterfaceAsyncIterableSingle.cpp')

diff --git a/dom/bindings/test/TestInterfaceAsyncIterableSingle.cpp b/dom/bindings/test/TestInterfaceAsyncIterableSingle.cpp
new file mode 100644
index 0000000000..f8d049b840
--- /dev/null
+++ b/dom/bindings/test/TestInterfaceAsyncIterableSingle.cpp
@@ -0,0 +1,130 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/dom/TestInterfaceAsyncIterableSingle.h"
+#include "mozilla/dom/TestInterfaceJSMaplikeSetlikeIterableBinding.h"
+#include "nsPIDOMWindow.h"
+#include "mozilla/dom/BindingUtils.h"
+#include "mozilla/dom/IterableIterator.h"
+#include "mozilla/dom/Promise-inl.h"
+#include "nsThreadUtils.h"
+
+namespace mozilla::dom {
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(TestInterfaceAsyncIterableSingle, mParent)
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(TestInterfaceAsyncIterableSingle)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(TestInterfaceAsyncIterableSingle)
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(TestInterfaceAsyncIterableSingle)
+  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+TestInterfaceAsyncIterableSingle::TestInterfaceAsyncIterableSingle(
+    nsPIDOMWindowInner* aParent, bool aFailToInit)
+    : mParent(aParent), mFailToInit(aFailToInit) {}
+
+// static
+already_AddRefed<TestInterfaceAsyncIterableSingle>
+TestInterfaceAsyncIterableSingle::Constructor(
+    const GlobalObject& aGlobal,
+    const TestInterfaceAsyncIterableSingleOptions& aOptions, ErrorResult& aRv) {
+  nsCOMPtr<nsPIDOMWindowInner> window =
+      do_QueryInterface(aGlobal.GetAsSupports());
+  if (!window) {
+    aRv.Throw(NS_ERROR_FAILURE);
+    return nullptr;
+  }
+
+  RefPtr<TestInterfaceAsyncIterableSingle> r =
+      new TestInterfaceAsyncIterableSingle(window, aOptions.mFailToInit);
+  return r.forget();
+}
+
+JSObject* TestInterfaceAsyncIterableSingle::WrapObject(
+    JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
+  return TestInterfaceAsyncIterableSingle_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+nsPIDOMWindowInner* TestInterfaceAsyncIterableSingle::GetParentObject() const {
+  return mParent;
+}
+
+void TestInterfaceAsyncIterableSingle::InitAsyncIteratorData(
+    IteratorData& aData, Iterator::IteratorType aType, ErrorResult& aError) {
+  if (mFailToInit) {
+    aError.ThrowTypeError("Caller asked us to fail");
+    return;
+  }
+
+  // Nothing else to do.
+  MOZ_ASSERT(aData.mIndex == 0);
+  MOZ_ASSERT(aData.mMultiplier == 1);
+}
+
+already_AddRefed<Promise>
+TestInterfaceAsyncIterableSingle::GetNextIterationResult(Iterator* aIterator,
+                                                         ErrorResult& aRv) {
+  return GetNextIterationResult(aIterator, aIterator->Data(), aRv);
+}
+
+already_AddRefed<Promise>
+TestInterfaceAsyncIterableSingle::GetNextIterationResult(
+    IterableIteratorBase* aIterator, IteratorData& aData, ErrorResult& aRv) {
+  RefPtr<Promise> promise = Promise::Create(mParent->AsGlobal(), aRv);
+  if (NS_WARN_IF(aRv.Failed())) {
+    return nullptr;
+  }
+
+  nsCOMPtr<nsIRunnable> callResolvePromise =
+      NewRunnableMethod<RefPtr<IterableIteratorBase>, IteratorData&,
+                        RefPtr<Promise>>(
+          "TestInterfaceAsyncIterableSingle::GetNextIterationResult", this,
+          &TestInterfaceAsyncIterableSingle::ResolvePromise, aIterator, aData,
+          promise);
+  if (aData.mBlockingPromisesIndex < aData.mBlockingPromises.Length()) {
+    aData.mBlockingPromises[aData.mBlockingPromisesIndex]
+        ->AddCallbacksWithCycleCollectedArgs(
+            [](JSContext* aCx, JS::Handle<JS::Value> aValue, ErrorResult& aRv,
+               nsIRunnable* aCallResolvePromise) {
+              NS_DispatchToMainThread(aCallResolvePromise);
+            },
+            [](JSContext* aCx, JS::Handle<JS::Value> aValue, ErrorResult& aRv,
+               nsIRunnable* aCallResolvePromise) {},
+            std::move(callResolvePromise));
+    ++aData.mBlockingPromisesIndex;
+  } else {
+    NS_DispatchToMainThread(callResolvePromise);
+  }
+
+  return promise.forget();
+}
+
+void TestInterfaceAsyncIterableSingle::ResolvePromise(
+    IterableIteratorBase* aIterator, IteratorData& aData, Promise* aPromise) {
+  if (aData.mIndex >= 10) {
+    iterator_utils::ResolvePromiseForFinished(aPromise);
+  } else {
+    aPromise->MaybeResolve(int32_t(aData.mIndex * 9 % 7 * aData.mMultiplier));
+
+    aData.mIndex++;
+  }
+}
+
+void TestInterfaceAsyncIterableSingle::IteratorData::Traverse(
+    nsCycleCollectionTraversalCallback& cb) {
+  TestInterfaceAsyncIterableSingle::IteratorData* tmp = this;
+  NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mBlockingPromises);
+  NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mThrowFromReturn);
+}
+void TestInterfaceAsyncIterableSingle::IteratorData::Unlink() {
+  TestInterfaceAsyncIterableSingle::IteratorData* tmp = this;
+  NS_IMPL_CYCLE_COLLECTION_UNLINK(mBlockingPromises);
+  NS_IMPL_CYCLE_COLLECTION_UNLINK(mThrowFromReturn);
+}
+
+}  // namespace mozilla::dom
-- 
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