1 files changed, 90 insertions, 0 deletions
diff --git a/ipc/testshell/TestShellParent.cpp b/ipc/testshell/TestShellParent.cpp
new file mode 100644
index 0000000000..8cd8dad08e
--- /dev/null
+++ b/ipc/testshell/TestShellParent.cpp
@@ -0,0 +1,90 @@
+/* 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 "TestShellParent.h"
+
+/* This must occur *after* TestShellParent.h to avoid typedefs conflicts. */
+#include "jsfriendapi.h"
+#include "js/CallAndConstruct.h"  // JS_CallFunctionValue
+
+#include "mozilla/dom/AutoEntryScript.h"
+
+using namespace mozilla;
+using mozilla::ipc::PTestShellCommandParent;
+using mozilla::ipc::TestShellCommandParent;
+using mozilla::ipc::TestShellParent;
+
+void TestShellParent::ActorDestroy(ActorDestroyReason aWhy) {
+  // Implement me! Bug 1005177
+}
+
+PTestShellCommandParent* TestShellParent::AllocPTestShellCommandParent(
+    const nsAString& aCommand) {
+  return new TestShellCommandParent();
+}
+
+bool TestShellParent::DeallocPTestShellCommandParent(
+    PTestShellCommandParent* aActor) {
+  delete aActor;
+  return true;
+}
+
+bool TestShellParent::CommandDone(TestShellCommandParent* command,
+                                  const nsAString& aResponse) {
+  // XXX what should happen if the callback fails?
+  /*bool ok = */ command->RunCallback(aResponse);
+  command->ReleaseCallback();
+
+  return true;
+}
+
+bool TestShellCommandParent::SetCallback(JSContext* aCx,
+                                         const JS::Value& aCallback) {
+  if (!mCallback.initialized()) {
+    mCallback.init(aCx, aCallback);
+    return true;
+  }
+
+  mCallback = aCallback;
+
+  return true;
+}
+
+bool TestShellCommandParent::RunCallback(const nsAString& aResponse) {
+  NS_ENSURE_TRUE(mCallback.isObject(), false);
+
+  MOZ_RELEASE_ASSERT(js::IsFunctionObject(&mCallback.toObject()));
+
+  // We're about to run script via JS_CallFunctionValue, so we need an
+  // AutoEntryScript. This is just for testing and not in any spec.
+  dom::AutoEntryScript aes(&mCallback.toObject(), "TestShellCommand");
+  JSContext* cx = aes.cx();
+  JS::Rooted<JSObject*> global(cx, JS::CurrentGlobalOrNull(cx));
+
+  JSString* str =
+      JS_NewUCStringCopyN(cx, aResponse.BeginReading(), aResponse.Length());
+  NS_ENSURE_TRUE(str, false);
+
+  JS::Rooted<JS::Value> strVal(cx, JS::StringValue(str));
+
+  JS::Rooted<JS::Value> rval(cx);
+  JS::Rooted<JS::Value> callback(cx, mCallback);
+  bool ok = JS_CallFunctionValue(cx, global, callback,
+                                 JS::HandleValueArray(strVal), &rval);
+  NS_ENSURE_TRUE(ok, false);
+
+  return true;
+}
+
+void TestShellCommandParent::ReleaseCallback() { mCallback.reset(); }
+
+bool TestShellCommandParent::ExecuteCallback(const nsAString& aResponse) {
+  return static_cast<TestShellParent*>(Manager())->CommandDone(this, aResponse);
+}
+
+void TestShellCommandParent::ActorDestroy(ActorDestroyReason why) {
+  if (why == AbnormalShutdown) {
+    ExecuteCallback(u""_ns);
+  }
+}