tdb2: test: convert (non-invasive) run tests to api tests.

[ccan] / ccan / tdb2 / test / api-summary.c

diff --git a/ccan/tdb2/test/api-summary.c b/ccan/tdb2/test/api-summary.c
new file mode 100644 (file)
index 0000000..e0e292e
--- /dev/null
+++ b/ccan/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();
+}