From e6c0964572b1d6ae07157fb55dc05dba7ec34373 Mon Sep 17 00:00:00 2001
From: Sebastian Jansson <srte@webrtc.org>
Date: Fri, 11 May 2018 10:53:02 +0200
Subject: [PATCH] Ensures that arrival is past send time in SimulatedNetwork.

Bug: webrtc:8415
Change-Id: I2797c7dfb3e7b9622a12c2d1e35462e0c686fa8e
Reviewed-on: https://webrtc-review.googlesource.com/76101
Commit-Queue: Sebastian Jansson <srte@webrtc.org>
Reviewed-by: Niels Moller <nisse@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23228}
---
 call/fake_network_pipe.cc | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/call/fake_network_pipe.cc b/call/fake_network_pipe.cc
index 284a542ce7..00b6f0e74f 100644
--- a/call/fake_network_pipe.cc
+++ b/call/fake_network_pipe.cc
@@ -308,10 +308,10 @@ std::vector<PacketDeliveryInfo> SimulatedNetwork::DequeueDeliverablePackets(
           bursting_ = false;
         }
 
-        int64_t arrival_time_jitter_us =
-            random_.Gaussian(config.queue_delay_ms,
-                             config.delay_standard_deviation_ms) *
-            1000;
+        int64_t arrival_time_jitter_us = std::max(
+            random_.Gaussian(config.queue_delay_ms * 1000,
+                             config.delay_standard_deviation_ms * 1000),
+            0.0);
 
         // If reordering is not allowed then adjust arrival_time_jitter
         // to make sure all packets are sent in order.