Adding upstream version 1:10.5.12.upstream/1%10.5.12upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 143 insertions, 0 deletions

diff --git a/storage/tokudb/PerconaFT/ft/tests/logcursor-empty-logfile-2.cc b/storage/tokudb/PerconaFT/ft/tests/logcursor-empty-logfile-2.cc
new file mode 100644
index 00000000..fcbf8b50
--- /dev/null
+++ b/storage/tokudb/PerconaFT/ft/tests/logcursor-empty-logfile-2.cc
@@ -0,0 +1,143 @@
+/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
+// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
+#ident "$Id$"
+/*======
+This file is part of PerconaFT.
+
+
+Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.
+
+    PerconaFT is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License, version 2,
+    as published by the Free Software Foundation.
+
+    PerconaFT is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with PerconaFT.  If not, see <http://www.gnu.org/licenses/>.
+
+----------------------------------------
+
+    PerconaFT is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License, version 3,
+    as published by the Free Software Foundation.
+
+    PerconaFT is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with PerconaFT.  If not, see <http://www.gnu.org/licenses/>.
+======= */
+
+#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."
+
+#include "logger/logcursor.h"
+#include "test.h"
+
+const int N = 2;
+
+int
+test_main (int argc, const char *argv[]) {
+    default_parse_args(argc, argv);
+
+    int r;
+    toku_os_recursive_delete(TOKU_TEST_FILENAME);
+    r = toku_os_mkdir(TOKU_TEST_FILENAME, S_IRWXU);    assert(r==0);
+    TOKULOGGER logger;
+    LSN lsn = ZERO_LSN;
+
+    int helloseq = 0;
+
+    // create N empty log files
+    for (int i=0; i<N; i++) {
+        r = toku_logger_create(&logger);
+        assert(r == 0);
+
+        r = toku_logger_open(TOKU_TEST_FILENAME, logger);
+        assert(r == 0);
+
+        r = toku_logger_close(&logger);
+        assert(r == 0);
+    }
+
+    // create N log files with a hello message
+    for (int i=0; i<N; i++) {
+        r = toku_logger_create(&logger);
+        assert(r == 0);
+
+        r = toku_logger_open(TOKU_TEST_FILENAME, logger);
+        assert(r == 0);
+
+        char str[32];
+        sprintf(str, "hello%d", helloseq++);
+        BYTESTRING bs0 = { .len = (uint32_t) strlen(str), .data = str };
+        toku_log_comment(logger, &lsn, 0, 0, bs0);
+
+        r = toku_logger_close(&logger);
+        assert(r == 0);
+    }    
+
+    // create N empty log files
+    for (int i=0; i<N; i++) {
+        r = toku_logger_create(&logger);
+        assert(r == 0);
+
+        r = toku_logger_open(TOKU_TEST_FILENAME, logger);
+        assert(r == 0);
+
+        r = toku_logger_close(&logger);
+        assert(r == 0);
+    }
+
+    // verify the log forwards
+    TOKULOGCURSOR lc = NULL;
+    struct log_entry *le;
+
+    r = toku_logcursor_create(&lc, TOKU_TEST_FILENAME);
+    assert(r == 0 && lc != NULL);
+
+    helloseq = 0;
+    for (int i=0; i<N; i++) {
+
+        r = toku_logcursor_next(lc, &le);
+        assert(r == 0 && le->cmd == LT_comment);
+        char expect[32];
+        sprintf(expect, "hello%d", helloseq++);
+        assert(le->u.comment.comment.len == strlen(expect) && memcmp(le->u.comment.comment.data, expect, le->u.comment.comment.len) == 0);
+    }
+
+    r = toku_logcursor_next(lc, &le);
+    assert(r != 0);
+
+    r = toku_logcursor_destroy(&lc);
+    assert(r == 0 && lc == NULL);
+
+    // verify the log backwards
+    r = toku_logcursor_create(&lc, TOKU_TEST_FILENAME);
+    assert(r == 0 && lc != NULL);
+
+    helloseq = N;
+    for (int i=0; i<N; i++) {
+
+        r = toku_logcursor_prev(lc, &le);
+        assert(r == 0 && le->cmd == LT_comment);
+        char expect[32];
+        sprintf(expect, "hello%d", --helloseq);
+        assert(le->u.comment.comment.len == strlen(expect) && memcmp(le->u.comment.comment.data, expect, le->u.comment.comment.len) == 0);
+    }
+
+    r = toku_logcursor_prev(lc, &le);
+    assert(r != 0);
+
+    r = toku_logcursor_destroy(&lc);
+    assert(r == 0 && lc == NULL);
+
+    toku_os_recursive_delete(TOKU_TEST_FILENAME);
+
+    return 0;
+}