1 files changed, 63 insertions, 0 deletions
diff --git a/lib/tdb2/test/api-summary.c b/lib/tdb2/test/api-summary.c
new file mode 100644
index 0000000000..e0e292ea39
--- /dev/null
+++ b/lib/tdb2/test/api-summary.c
@@ -0,0 +1,63 @@
+#include <ccan/tdb2/tdb2.h>
+#include <ccan/tap/tap.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include "logging.h"
+
+int main(int argc, char *argv[])
+{
+	unsigned int i, j;
+	struct tdb_context *tdb;
+	int flags[] = { TDB_INTERNAL, TDB_DEFAULT, TDB_NOMMAP,
+			TDB_INTERNAL|TDB_CONVERT, TDB_CONVERT,
+			TDB_NOMMAP|TDB_CONVERT,
+			TDB_INTERNAL|TDB_VERSION1, TDB_VERSION1,
+			TDB_NOMMAP|TDB_VERSION1,
+			TDB_INTERNAL|TDB_CONVERT|TDB_VERSION1,
+			TDB_CONVERT|TDB_VERSION1,
+			TDB_NOMMAP|TDB_CONVERT|TDB_VERSION1 };
+	struct tdb_data key = { (unsigned char *)&j, sizeof(j) };
+	struct tdb_data data = { (unsigned char *)&j, sizeof(j) };
+	char *summary;
+
+	plan_tests(sizeof(flags) / sizeof(flags[0]) * (1 + 2 * 5) + 1);
+	for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
+		tdb = tdb_open("run-summary.tdb", flags[i],
+			       O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
+		ok1(tdb);
+		if (!tdb)
+			continue;
+
+		/* Put some stuff in there. */
+		for (j = 0; j < 500; j++) {
+			/* Make sure padding varies to we get some graphs! */
+			data.dsize = j % (sizeof(j) + 1);
+			if (tdb_store(tdb, key, data, TDB_REPLACE) != 0)
+				fail("Storing in tdb");
+		}
+
+		for (j = 0;
+		     j <= TDB_SUMMARY_HISTOGRAMS;
+		     j += TDB_SUMMARY_HISTOGRAMS) {
+			ok1(tdb_summary(tdb, j, &summary) == TDB_SUCCESS);
+			ok1(strstr(summary, "Number of records: 500\n"));
+			ok1(strstr(summary, "Smallest/average/largest keys: 4/4/4\n"));
+			ok1(strstr(summary, "Smallest/average/largest data: 0/2/4\n"));
+			if (!(flags[i] & TDB_VERSION1)
+			    && j == TDB_SUMMARY_HISTOGRAMS) {
+				ok1(strstr(summary, "|")
+				    && strstr(summary, "*"));
+			} else {
+				ok1(!strstr(summary, "|")
+				    && !strstr(summary, "*"));
+			}
+			free(summary);
+		}
+		tdb_close(tdb);
+	}
+
+	ok1(tap_log_messages == 0);
+	return exit_status();
+}