tests: print newline after QMP response in qtest logs

The QMP commands have a trailing newline, but the response does not.
This makes the qtest logs hard to follow as the next QMP command
appears in the same line as the previous QMP response.

Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20220310171821.3724080-5-berrange@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

diff --git a/tests/qtest/libqtest.c b/tests/qtest/libqtest.c
index 7db7ef3a687c6b29fedaaad743dfebe2390149a9..5098d71485cc81e0f29b84b8c9b058265df1bf5d 100644 (file)
--- a/tests/qtest/libqtest.c
+++ b/tests/qtest/libqtest.c
@@ -612,10 +612,13 @@ QDict *qmp_fd_receive(int fd)
         }
 
         if (log) {
-            len = write(2, &c, 1);
+            g_assert(write(2, &c, 1) == 1);
         }
         json_message_parser_feed(&qmp.parser, &c, 1);
     }
+    if (log) {
+        g_assert(write(2, "\n", 1) == 1);
+    }
     json_message_parser_destroy(&qmp.parser);
 
     return qmp.response;