Index: gears/base/common/database2_metadata_test.cc
===================================================================
--- gears/base/common/database2_metadata_test.cc	(revision 0)
+++ gears/base/common/database2_metadata_test.cc	(revision 0)
@@ -0,0 +1,80 @@
+// Copyright 2008, Google Inc.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+//  1. Redistributions of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//  2. Redistributions in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//  3. Neither the name of Google Inc. nor the names of its contributors may be
+//     used to endorse or promote products derived from this software without
+//     specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+// EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "gears/base/common/database2_metadata.h"
+#include "gears/base/common/sqlite_wrapper.h"
+
+static const std::string16 kTestOrigin(STRING16(L"unittest.foo.example.com"));
+static const std::string16 kTestName(STRING16(L"unittest"));
+
+bool TestDatabase2Metadata() {
+#undef TEST_ASSERT
+#define TEST_ASSERT(b) \
+{ \
+  if (!(b)) { \
+    LOG(("TestDatabase2Metadata - failed (%d)\n", __LINE__)); \
+    return false; \
+  } \
+}
+  SQLDatabase db;
+
+  // create test database
+  TEST_ASSERT(db.Open(STRING16(L"TestDatabase2Metadata.db")));
+  TEST_ASSERT(db.DropAllObjects());
+
+  // create table
+  Database2Metadata table(&db);
+  TEST_ASSERT(table.CreateTableVersion8());
+
+  // set version
+  std::string16 versionIn(L"1.0");
+  TEST_ASSERT(table.SetVersion(kTestOrigin, kTestName, versionIn));
+
+  std::string16 versionOut;
+  bool found;
+
+  // read version
+  TEST_ASSERT(table.GetVersion(kTestOrigin, kTestName, &versionOut, &found));
+  TEST_ASSERT(found);
+  TEST_ASSERT(versionOut == versionIn);
+
+  // update version
+  std::string16 newVersionIn(L"2.0");
+  TEST_ASSERT(table.SetVersion(kTestOrigin, kTestName, newVersionIn));
+
+  TEST_ASSERT(table.GetVersion(kTestOrigin, kTestName, &versionOut, &found));
+  TEST_ASSERT(found);
+  TEST_ASSERT(versionOut == newVersionIn);
+
+  // read unknown origin/name
+  TEST_ASSERT(table.GetVersion(std::string16(L"http://unknown.example.com"),
+    std::string16(L"unknown"), &versionOut, &found));
+
+  TEST_ASSERT(!found);
+
+  LOG(("TestDatabase2Metadata - passed\n"));
+
+  return true;
+}