aos/sctp: Add client partial delivery stats

Change-Id: I40f8ab11cde88760215227e339715297e99e2d9f
diff --git a/aos/network/message_bridge_test.cc b/aos/network/message_bridge_test.cc
index 1b6f594..7420579 100644
--- a/aos/network/message_bridge_test.cc
+++ b/aos/network/message_bridge_test.cc
@@ -1067,6 +1067,11 @@
                   ->duplicate_packets(),
               0u);
 
+    EXPECT_EQ(pi2_client_statistics_fetcher->connections()
+                  ->Get(0)
+                  ->partial_deliveries(),
+              0u);
+
     EXPECT_TRUE(ping_fetcher.Fetch());
     EXPECT_FALSE(unreliable_ping_fetcher.Fetch());
     EXPECT_EQ(ping_timestamp_count, 1);
@@ -1087,6 +1092,11 @@
                   ->duplicate_packets(),
               1u);
 
+    EXPECT_EQ(pi2_client_statistics_fetcher->connections()
+                  ->Get(0)
+                  ->partial_deliveries(),
+              0u);
+
     EXPECT_EQ(ping_timestamp_count, 1);
     EXPECT_FALSE(ping_fetcher.Fetch());
     EXPECT_FALSE(unreliable_ping_fetcher.Fetch());
@@ -1192,6 +1202,11 @@
                   ->duplicate_packets(),
               0u);
 
+    EXPECT_EQ(pi2_client_statistics_fetcher->connections()
+                  ->Get(0)
+                  ->partial_deliveries(),
+              0u);
+
     EXPECT_TRUE(ping_fetcher.Fetch());
     EXPECT_FALSE(unreliable_ping_fetcher.Fetch());
     EXPECT_EQ(ping_timestamp_count, 1);
@@ -1213,6 +1228,12 @@
                   ->duplicate_packets(),
               1u);
 
+
+    EXPECT_EQ(pi2_client_statistics_fetcher->connections()
+                  ->Get(0)
+                  ->partial_deliveries(),
+              0u);
+
     EXPECT_EQ(ping_timestamp_count, 1);
     EXPECT_FALSE(ping_fetcher.Fetch());
     EXPECT_FALSE(unreliable_ping_fetcher.Fetch());