add tests

maxscale-system-test/namedserverfilter.cpp

@@ -0,0 +1,45 @@
+/**
+ * @file namedserverfilter.cpp Namedserverfilter test
+ *
+ * Check that a readwritesplit service with a namedserverfilter will route a
+ * SELECT @@server_id to the correct server. The filter is configured with
+ * `match=SELECT` which should match any SELECT query.
+ */
+
+
+#include <iostream>
+#include "testconnections.h"
+
+using namespace std;
+
+int compare_server_id(TestConnections* test, char *node_id)
+{
+    char str[1024];
+    int rval = 0;
+    if (find_field(test->conn_rwsplit, "SELECT @@server_id", "@@server_id", str))
+    {
+        test->tprintf("Failed to query for @@server_id.\n");
+        rval = 1;
+    }
+    else if (strcmp(node_id, str))
+    {
+        test->tprintf("@@server_id is %s instead of %s\n", str, node_id);
+        rval = 1;
+    }
+    return rval;
+}
+
+int main(int argc, char **argv)
+{
+    TestConnections *test = new TestConnections(argc, argv);
+    test->repl->connect();
+    char server_id[1024];
+
+    sprintf(server_id, "%d", test->repl->get_server_id(1));
+    test->tprintf("Server ID of server2 is: %s\n", server_id);
+    test->add_result(test->connect_rwsplit(), "Test failed to connect to MaxScale.\n");
+    test->add_result(compare_server_id(test, server_id), "Test failed, server ID was not correct.\n");
+    int rval = test->global_result;
+    delete test;
+    return rval;
+}