+/**
+ * close_down closes it all down
+ * Does a zebra_close on zh, if not null.
+ * Does a zebra_stop on zs, if not null
+ * Writes a log message, OK if retcode is zero, error if not
+ * closes down nmem and xmalloc
+ * returns the retcode, for use in return or exit in main()
+ */
+int close_down(ZebraHandle zh, ZebraService zs, int retcode);
+
+/** inits the database and inserts test data */
+void init_data(ZebraHandle zh, const char **recs);
+
+
+/**
+ * do_query does a simple query, and checks that the number of hits matches
+ */
+int do_query(int lineno, ZebraHandle zh, const char *query, zint exphits);
+
+
+/**
+ * do_query does a simple query, and checks that error is what is expected
+ */
+int do_query_x(int lineno, ZebraHandle zh, const char *query, zint exphits,
+ int experror);
+
+/**
+ * do_scan is a utility for scan testing
+ */
+void do_scan(int lineno, ZebraHandle zh, const char *query,
+ int pos, int num, /* input params */
+ int exp_pos, int exp_num, int exp_partial, /* expected result */
+ const char **exp_entries /* expected entries (or NULL) */
+ );
+
+void do_sort(ZebraHandle zh, const char *query, zint hits, zint *exp);
+
+/**
+ * ranking_query makes a query, checks number of hits, and for
+ * the first hit, that it contains the given string, and that it
+ * gets the right score
+ */
+void ranking_query(int lineno, ZebraHandle zh, char *query,
+ int exphits, char *firstrec, int firstscore );
+
+/**
+ * meta_query makes a query, checks number of hits, and for
+ * checks that the all records in result set has the proper identifiers (ids)
+ */
+void meta_query(int lineno, ZebraHandle zh, char *query, int exphits,
+ zint *ids);
+
+/**
+ * if filter given by name does not exist, exit nicely but warn in log
+ */
+void check_filter(ZebraService zs, const char *name);
+
+#define TL_ASSERT(x) if (!(x)) { yaz_log(YLOG_FATAL, "%s:%d TL_ASSERT(%s) failed", __FILE__, __LINE__, #x); exit(1); }
+#define TL_ASSERT2(x,m) if (!(x)) { yaz_log(YLOG_WARN, "%s", m); yaz_log(YLOG_FATAL, "%s:%d TL_ASSERT(%s) failed", __FILE__, __LINE__, #x); exit(1); }