X-Git-Url: https://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Ftdb2%2Ftest%2Frun-15-append.c;fp=ccan%2Ftdb2%2Ftest%2Frun-15-append.c;h=3f1fb5b3e878c0dd81db11607cda28949efb7a33;hp=0000000000000000000000000000000000000000;hb=6804501c350181dea8f531142b28c620b70edbd9;hpb=32710c917e41b6a283ab73190614623c1a8e9508

diff --git a/ccan/tdb2/test/run-15-append.c b/ccan/tdb2/test/run-15-append.c
new file mode 100644
index 00000000..3f1fb5b3
--- /dev/null
+++ b/ccan/tdb2/test/run-15-append.c
@@ -0,0 +1,100 @@
+#include <ccan/tdb2/tdb.c>
+#include <ccan/tdb2/free.c>
+#include <ccan/tdb2/lock.c>
+#include <ccan/tdb2/io.c>
+#include <ccan/tdb2/hash.c>
+#include <ccan/tdb2/check.c>
+#include <ccan/tap/tap.h>
+#include "logging.h"
+
+#define MAX_SIZE 13100
+#define SIZE_STEP 131
+
+int main(int argc, char *argv[])
+{
+	unsigned int i, j;
+	struct tdb_context *tdb;
+	unsigned char *buffer;
+	int flags[] = { TDB_INTERNAL, TDB_DEFAULT, TDB_NOMMAP,
+			TDB_INTERNAL|TDB_CONVERT, TDB_CONVERT, 
+			TDB_NOMMAP|TDB_CONVERT };
+	struct tdb_data key = { (unsigned char *)"key", 3 };
+	struct tdb_data data;
+
+	buffer = malloc(MAX_SIZE);
+	for (i = 0; i < MAX_SIZE; i++)
+		buffer[i] = i;
+
+	plan_tests(sizeof(flags) / sizeof(flags[0])
+		   * ((2 + MAX_SIZE/SIZE_STEP * 4) * 2 + 6)
+		   + 1);
+
+	/* Using tdb_store. */
+	for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
+		tdb = tdb_open("run-append.tdb", flags[i],
+			       O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
+		ok1(tdb);
+		if (!tdb)
+			continue;
+
+		for (j = 0; j < MAX_SIZE; j += SIZE_STEP) {
+			data.dptr = buffer;
+			data.dsize = j;
+			ok1(tdb_store(tdb, key, data, TDB_REPLACE) == 0);
+			ok1(tdb_check(tdb, NULL, NULL) == 0);
+			data = tdb_fetch(tdb, key);
+			ok1(data.dsize == j);
+			ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
+			free(data.dptr);
+		}
+		ok1(!tdb_has_locks(tdb));
+		tdb_close(tdb);
+	}
+
+	/* Using tdb_append. */
+	for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
+		size_t prev_len = 0;
+		tdb = tdb_open("run-append.tdb", flags[i],
+			       O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
+		ok1(tdb);
+		if (!tdb)
+			continue;
+
+		for (j = 0; j < MAX_SIZE; j += SIZE_STEP) {
+			data.dptr = buffer + prev_len;
+			data.dsize = j - prev_len;
+			ok1(tdb_append(tdb, key, data) == 0);
+			ok1(tdb_check(tdb, NULL, NULL) == 0);
+			data = tdb_fetch(tdb, key);
+			ok1(data.dsize == j);
+			ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
+			free(data.dptr);
+			prev_len = data.dsize;
+		}
+		ok1(!tdb_has_locks(tdb));
+		tdb_close(tdb);
+	}
+
+	for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
+		tdb = tdb_open("run-append.tdb", flags[i],
+			       O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
+		ok1(tdb);
+		if (!tdb)
+			continue;
+
+		/* Huge initial store. */
+		data.dptr = buffer;
+		data.dsize = MAX_SIZE;
+		ok1(tdb_append(tdb, key, data) == 0);
+		ok1(tdb_check(tdb, NULL, NULL) == 0);
+		data = tdb_fetch(tdb, key);
+		ok1(data.dsize == MAX_SIZE);
+		ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
+		free(data.dptr);
+		ok1(!tdb_has_locks(tdb));
+		tdb_close(tdb);
+	}
+
+	ok1(tap_log_messages == 0);
+	return exit_status();
+}