mandoline filesystem: Save cookie data to the mojo:filesystem.

sql/mojo/vfs_unittest.cc

 // Copyright 2015 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 "components/filesystem/public/interfaces/file_system.mojom.h"
 #include "mojo/application/public/cpp/application_impl.h"
 #include "mojo/application/public/cpp/application_test_base.h"
 #include "mojo/util/capture_util.h"
 #include "sql/mojo/mojo_vfs.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 97 matching lines @@
   scoped_ptr<sqlite3_file> file2(MakeFile());
   rc = vfs()->xOpen(vfs(), kFileName, file2.get(),
                     SQLITE_OPEN_CREATE | SQLITE_OPEN_READWRITE,
                     &out_flags);
   EXPECT_EQ(SQLITE_OK, rc);
 
   file->pMethods->xClose(file.get());
   file->pMethods->xClose(file2.get());
 }
 
+TEST_F(VFSTest, NullFilenameOpen) {
+  // Opening a file with a null filename should return a valid file object.
+  scoped_ptr<sqlite3_file> file(MakeFile());
+  int out_flags;
+  int rc = vfs()->xOpen(
+      vfs(), nullptr, file.get(),
+      SQLITE_OPEN_DELETEONCLOSE | SQLITE_OPEN_CREATE | SQLITE_OPEN_READWRITE,
+      &out_flags);
+  EXPECT_EQ(SQLITE_OK, rc);
+
+  file->pMethods->xClose(file.get());
+}
+
 TEST_F(VFSTest, DeleteOnClose) {
   {
     scoped_ptr<sqlite3_file> file(MakeFile());
     int out_flags;
     int rc = vfs()->xOpen(
         vfs(), kFileName, file.get(),
         SQLITE_OPEN_DELETEONCLOSE | SQLITE_OPEN_CREATE | SQLITE_OPEN_READWRITE,
         &out_flags);
     EXPECT_EQ(SQLITE_OK, rc);
     file->pMethods->xClose(file.get());
@@ skipping 180 matching lines @@
   EXPECT_EQ(SQLITE_OK, rc);
 
   rc = file->pMethods->xFileSize(file.get(), &size);
   EXPECT_EQ(SQLITE_OK, rc);
   EXPECT_EQ(kCharsToThree, size);
 
   file->pMethods->xClose(file.get());
 }
 
 }  // namespace sql