Add interop test: redelivery_on_reconnect_test

2 files changed, 38 insertions, 0 deletions

diff --git a/test/interop/CMakeLists.txt b/test/interop/CMakeLists.txt
index 041727e..7b3e7bc 100644
--- a/test/interop/CMakeLists.txt
+++ b/test/interop/CMakeLists.txt
@@ -14,3 +14,4 @@ ADD_INTEROP_TEST(zero_length_clientid_test)
 ADD_INTEROP_TEST(offline_message_queueing_test)
 ADD_INTEROP_TEST(overlapping_subscriptions_test)
 ADD_INTEROP_TEST(keepalive_test)
+ADD_INTEROP_TEST(redelivery_on_reconnect_test)
diff --git a/test/interop/redelivery_on_reconnect_test.c b/test/interop/redelivery_on_reconnect_test.c
new file mode 100644
index 0000000..c9e933d
--- /dev/null
+++ b/test/interop/redelivery_on_reconnect_test.c
@@ -0,0 +1,37 @@
+#include "greatest.h"
+#include "testclient.h"
+#include "cleanup.c"
+#include "topics.c"
+
+TEST redelivery_on_reconnect_test()
+{
+    TestClient *client;
+
+    client = TestClientNew("clientb");
+    ASSERT(TestClientConnect(client, "localhost", 1883, 60, 0));
+    ASSERT(TestClientSubscribe(client, wildtopics[6], 2));
+    MqttClientPause(client->client);
+    ASSERT(TestClientPublish(client, 1, 0, topics[1], ""));
+    ASSERT(TestClientPublish(client, 2, 0, topics[3], ""));
+    ASSERT(TestClientWait(client, 1000));
+    TestClientDisconnect(client);
+    ASSERT_EQ(0, TestClientMessageCount(client));
+    MqttClientResume(client->client);
+    ASSERT(TestClientConnect(client, "localhost", 1883, 60, 0));
+    ASSERT(TestClientWait(client, 3000));
+    ASSERT_EQ(2, TestClientMessageCount(client));
+    TestClientDisconnect(client);
+    TestClientFree(client);
+
+    PASS();
+}
+
+GREATEST_MAIN_DEFS();
+
+int main(int argc, char **argv)
+{
+    GREATEST_MAIN_BEGIN();
+    cleanup();
+    RUN_TEST(redelivery_on_reconnect_test);
+    GREATEST_MAIN_END();
+}