[PATCH V7 22/24] tests/qtest: assert qmp connected

[Steve Sistare <steven.sistare@oracle.com>]

Assert that qmp_fd is valid when we communicate with the monitor.

Suggested-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
---
 tests/qtest/libqtest.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tests/qtest/libqtest.c b/tests/qtest/libqtest.c
index b1e0df9..812b7e8 100644
--- a/tests/qtest/libqtest.c
+++ b/tests/qtest/libqtest.c
@@ -788,6 +788,7 @@ QDict *qtest_qmp_receive(QTestState *s)
 
 QDict *qtest_qmp_receive_dict(QTestState *s)
 {
+    g_assert(s->qmp_fd >= 0);
     return qmp_fd_receive(s->qmp_fd);
 }
 
@@ -815,12 +816,14 @@ int qtest_socket_server(const char *socket_path)
 void qtest_qmp_vsend_fds(QTestState *s, int *fds, size_t fds_num,
                          const char *fmt, va_list ap)
 {
+    g_assert(s->qmp_fd >= 0);
     qmp_fd_vsend_fds(s->qmp_fd, fds, fds_num, fmt, ap);
 }
 #endif
 
 void qtest_qmp_vsend(QTestState *s, const char *fmt, va_list ap)
 {
+    g_assert(s->qmp_fd >= 0);
     qmp_fd_vsend(s->qmp_fd, fmt, ap);
 }
 
@@ -881,6 +884,7 @@ void qtest_qmp_send_raw(QTestState *s, const char *fmt, ...)
 {
     va_list ap;
 
+    g_assert(s->qmp_fd >= 0);
     va_start(ap, fmt);
     qmp_fd_vsend_raw(s->qmp_fd, fmt, ap);
     va_end(ap);
-- 
1.8.3.1