From 878aa4ec9bd7222057e95d573ecf5d9db4016753 Mon Sep 17 00:00:00 2001
From: Christian Holler <choller@mozilla.com>
Date: Thu, 19 Dec 2019 18:48:37 +0000
Subject: [PATCH] Bug 1600130 - Sync HTTP fuzzing target with background
 thread. r=mayhemer

Differential Revision: https://phabricator.services.mozilla.com/D56694

--HG--
extra : moz-landing-system : lando
---
 netwerk/test/fuzz/TestHttpFuzzing.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/netwerk/test/fuzz/TestHttpFuzzing.cpp b/netwerk/test/fuzz/TestHttpFuzzing.cpp
index c6db4769bfa4..e0028ffdf5dd 100644
--- a/netwerk/test/fuzz/TestHttpFuzzing.cpp
+++ b/netwerk/test/fuzz/TestHttpFuzzing.cpp
@@ -218,6 +218,16 @@ static int FuzzingRunNetworkHttp(const uint8_t* data, size_t size) {
     // Wait for StopRequest
     gStreamListener->waitUntilDone();
 
+    bool mainPingBack = false;
+
+    NS_DispatchBackgroundTask(NS_NewRunnableFunction("Dummy", [&]() {
+      NS_DispatchToMainThread(NS_NewRunnableFunction("Dummy", [&]() {
+        mainPingBack = true;
+      }));
+    }));
+
+    SpinEventLoopUntil([&]() -> bool { return mainPingBack; });
+
     channelRef = do_GetWeakReference(gHttpChannel);
   }