initial code repo

[stor4nfv.git] / src / ceph / src / test / test_rbd_replay.cc

diff --git a/src/ceph/src/test/test_rbd_replay.cc b/src/ceph/src/test/test_rbd_replay.cc
new file mode 100644 (file)
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+++ b/src/ceph/src/test/test_rbd_replay.cc
@@ -0,0 +1,134 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2014 Adam Crume <adamcrume@gmail.com>
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation.  See file COPYING.
+ *
+ */
+
+#include "common/escape.h"
+#include "gtest/gtest.h"
+#include <stdint.h>
+#include <boost/foreach.hpp>
+#include <cstdarg>
+#include "rbd_replay/ImageNameMap.hpp"
+#include "rbd_replay/ios.hpp"
+#include "rbd_replay/rbd_loc.hpp"
+
+
+using namespace rbd_replay;
+
+std::ostream& operator<<(std::ostream& o, const rbd_loc& name) {
+  return o << "('" << name.pool << "', '" << name.image << "', '" << name.snap << "')";
+}
+
+static void add_mapping(ImageNameMap *map, std::string mapping_string) {
+  ImageNameMap::Mapping mapping;
+  if (!map->parse_mapping(mapping_string, &mapping)) {
+    ASSERT_TRUE(false) << "Failed to parse mapping string '" << mapping_string << "'";
+  }
+  map->add_mapping(mapping);
+}
+
+TEST(RBDReplay, ImageNameMap) {
+  ImageNameMap m;
+  add_mapping(&m, "x@y=y@x");
+  add_mapping(&m, "a\\=b@c=h@i");
+  add_mapping(&m, "a@b\\=c=j@k");
+  add_mapping(&m, "a\\@b@c=d@e");
+  add_mapping(&m, "a@b\\@c=f@g");
+  add_mapping(&m, "image@snap_1=image_1");
+  ImageNameMap::Mapping mapping;
+  EXPECT_FALSE(m.parse_mapping("bad=@@@", &mapping));
+  EXPECT_FALSE(m.parse_mapping("bad==stuff", &mapping));
+  EXPECT_EQ(rbd_loc("", "y", "x"), m.map(rbd_loc("", "x", "y")));
+  EXPECT_EQ(rbd_loc("", "h", "i"), m.map(rbd_loc("", "a=b", "c")));
+  EXPECT_EQ(rbd_loc("", "j", "k"), m.map(rbd_loc("", "a", "b=c")));
+  EXPECT_EQ(rbd_loc("", "d", "e"), m.map(rbd_loc("", "a@b", "c")));
+  EXPECT_EQ(rbd_loc("", "f", "g"), m.map(rbd_loc("", "a", "b@c")));
+  EXPECT_EQ(rbd_loc("", "image_1", ""), m.map(rbd_loc("", "image", "snap_1")));
+}
+
+TEST(RBDReplay, rbd_loc_str) {
+  EXPECT_EQ("", rbd_loc("", "", "").str());
+  EXPECT_EQ("a/", rbd_loc("a", "", "").str());
+  EXPECT_EQ("b", rbd_loc("", "b", "").str());
+  EXPECT_EQ("a/b", rbd_loc("a", "b", "").str());
+  EXPECT_EQ("@c", rbd_loc("", "", "c").str());
+  EXPECT_EQ("a/@c", rbd_loc("a", "", "c").str());
+  EXPECT_EQ("b@c", rbd_loc("", "b", "c").str());
+  EXPECT_EQ("a/b@c", rbd_loc("a", "b", "c").str());
+  EXPECT_EQ("a\\@x/b\\@y@c\\@z", rbd_loc("a@x", "b@y", "c@z").str());
+  EXPECT_EQ("a\\/x/b\\/y@c\\/z", rbd_loc("a/x", "b/y", "c/z").str());
+  EXPECT_EQ("a\\\\x/b\\\\y@c\\\\z", rbd_loc("a\\x", "b\\y", "c\\z").str());
+}
+
+TEST(RBDReplay, rbd_loc_parse) {
+  rbd_loc m("x", "y", "z");
+
+  EXPECT_TRUE(m.parse(""));
+  EXPECT_EQ("", m.pool);
+  EXPECT_EQ("", m.image);
+  EXPECT_EQ("", m.snap);
+
+  EXPECT_TRUE(m.parse("a/"));
+  EXPECT_EQ("a", m.pool);
+  EXPECT_EQ("", m.image);
+  EXPECT_EQ("", m.snap);
+
+  EXPECT_TRUE(m.parse("b"));
+  EXPECT_EQ("", m.pool);
+  EXPECT_EQ("b", m.image);
+  EXPECT_EQ("", m.snap);
+
+  EXPECT_TRUE(m.parse("a/b"));
+  EXPECT_EQ("a", m.pool);
+  EXPECT_EQ("b", m.image);
+  EXPECT_EQ("", m.snap);
+
+  EXPECT_TRUE(m.parse("@c"));
+  EXPECT_EQ("", m.pool);
+  EXPECT_EQ("", m.image);
+  EXPECT_EQ("c", m.snap);
+
+  EXPECT_TRUE(m.parse("a/@c"));
+  EXPECT_EQ("a", m.pool);
+  EXPECT_EQ("", m.image);
+  EXPECT_EQ("c", m.snap);
+
+  EXPECT_TRUE(m.parse("b@c"));
+  EXPECT_EQ("", m.pool);
+  EXPECT_EQ("b", m.image);
+  EXPECT_EQ("c", m.snap);
+
+  EXPECT_TRUE(m.parse("a/b@c"));
+  EXPECT_EQ("a", m.pool);
+  EXPECT_EQ("b", m.image);
+  EXPECT_EQ("c", m.snap);
+
+  EXPECT_TRUE(m.parse("a\\@x/b\\@y@c\\@z"));
+  EXPECT_EQ("a@x", m.pool);
+  EXPECT_EQ("b@y", m.image);
+  EXPECT_EQ("c@z", m.snap);
+
+  EXPECT_TRUE(m.parse("a\\/x/b\\/y@c\\/z"));
+  EXPECT_EQ("a/x", m.pool);
+  EXPECT_EQ("b/y", m.image);
+  EXPECT_EQ("c/z", m.snap);
+
+  EXPECT_TRUE(m.parse("a\\\\x/b\\\\y@c\\\\z"));
+  EXPECT_EQ("a\\x", m.pool);
+  EXPECT_EQ("b\\y", m.image);
+  EXPECT_EQ("c\\z", m.snap);
+
+  EXPECT_FALSE(m.parse("a@b@c"));
+  EXPECT_FALSE(m.parse("a/b/c"));
+  EXPECT_FALSE(m.parse("a@b/c"));
+}
+