mandoline filesystem: add a sqlite3 vfs to proxy filesystem usage.

sql/meta_table_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "sql/meta_table.h"
 
 #include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
 #include "sql/connection.h"
 #include "sql/statement.h"
+#include "sql/test/sql_test_base.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
-class SQLMetaTableTest : public testing::Test {
- public:
-  void SetUp() override {
-    ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
-    ASSERT_TRUE(db_.Open(temp_dir_.path().AppendASCII("SQLMetaTableTest.db")));
-  }
-
-  void TearDown() override { db_.Close(); }
-
-  sql::Connection& db() { return db_; }
-
- private:
-  base::ScopedTempDir temp_dir_;
-  sql::Connection db_;
-};
+using SQLMetaTableTest = sql::SQLTestBase;
 
 TEST_F(SQLMetaTableTest, DoesTableExist) {
   EXPECT_FALSE(sql::MetaTable::DoesTableExist(&db()));
 
   {
     sql::MetaTable meta_table;
     EXPECT_TRUE(meta_table.Init(&db(), 1, 1));
   }
 
   EXPECT_TRUE(sql::MetaTable::DoesTableExist(&db()));
@@ skipping 222 matching lines @@
   EXPECT_TRUE(meta_table.SetValue(kKey, kValue));
   EXPECT_TRUE(meta_table.GetValue(kKey, &value));
   EXPECT_EQ(kValue, value);
 
   // After delete value isn't present.
   EXPECT_TRUE(meta_table.DeleteKey(kKey));
   EXPECT_FALSE(meta_table.GetValue(kKey, &value));
 }
 
 }  // namespace