End NetEq simulation if there are no more packets to decode.

Bug: b/133217334
Change-Id: Ibd696011f390ef60a6ac44e603ab4380ae5e759a
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/138060
Commit-Queue: Jakob Ivarsson‎ <jakobi@webrtc.org>
Reviewed-by: Ivo Creusen <ivoc@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28026}
diff --git a/modules/audio_coding/neteq/tools/neteq_test.cc b/modules/audio_coding/neteq/tools/neteq_test.cc
index 8a6a94a..be1dd41 100644
--- a/modules/audio_coding/neteq/tools/neteq_test.cc
+++ b/modules/audio_coding/neteq/tools/neteq_test.cc
@@ -252,7 +252,10 @@
         }
       }
       prev_lifetime_stats_ = lifetime_stats;
-      result.is_simulation_finished = input_->ended();
+      const bool no_more_packets_to_decode =
+          !input_->NextPacketTime() && !operations_state.next_packet_available;
+      result.is_simulation_finished =
+          no_more_packets_to_decode || input_->ended();
       prev_ops_state_ = operations_state;
       return result;
     }