Add tests from develop

Added tests from develop. The test results need to be modified for 2.0.

maxscale-system-test/generate_log_sql.cpp

@@ -0,0 +1,30 @@
+
+
+#include <iostream>
+#include "testconnections.h"
+#include "sql_t1.h"
+
+using namespace std;
+
+
+int main(int argc, char *argv[])
+{
+    char sql[1000000];
+    create_insert_string(sql, 16, 0);
+
+    printf("%s\n", sql);
+
+    create_insert_string(sql, 256, 1);
+
+    printf("%s\n", sql);
+
+    create_insert_string(sql, 4096, 2);
+
+    printf("%s\n", sql);
+
+    create_insert_string(sql, 65536, 3);
+
+    printf("%s\n", sql);
+
+    exit(0);
+}