More aggressive IO asserts in content_browsertests.

content/browser/indexed_db/indexed_db_browsertest.cc

 // Copyright (c) 2012 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 <stddef.h>
 #include <stdint.h>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/files/file.h"
 #include "base/files/file_enumerator.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/lazy_instance.h"
 #include "base/location.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/test/thread_test_helper.h"
+#include "base/threading/thread_restrictions.h"
 #include "build/build_config.h"
 #include "content/browser/browser_main_loop.h"
 #include "content/browser/indexed_db/indexed_db_class_factory.h"
 #include "content/browser/indexed_db/indexed_db_context_impl.h"
 #include "content/browser/indexed_db/mock_browsertest_indexed_db_class_factory.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/storage_partition.h"
@@ skipping 385 matching lines @@
   EXPECT_NE(original_size, new_size);
 }
 
 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, LevelDBLogFileTest) {
   // Any page that opens an IndexedDB will work here.
   SimpleTest(GetTestUrl("indexeddb", "database_test.html"));
   base::FilePath leveldb_dir(FILE_PATH_LITERAL("file__0.indexeddb.leveldb"));
   base::FilePath log_file(FILE_PATH_LITERAL("LOG"));
   base::FilePath log_file_path =
       GetContext()->data_path().Append(leveldb_dir).Append(log_file);
-  int64_t size;
-  EXPECT_TRUE(base::GetFileSize(log_file_path, &size));
-  EXPECT_GT(size, 0);
+  {
+    base::ThreadRestrictions::ScopedAllowIO allow_io_for_test_verification;
+    int64_t size;
+    EXPECT_TRUE(base::GetFileSize(log_file_path, &size));
+    EXPECT_GT(size, 0);
+  }
 }
 
 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, CanDeleteWhenOverQuotaTest) {
   SimpleTest(GetTestUrl("indexeddb", "fill_up_5k.html"));
   int64_t size = RequestDiskUsage();
   const int kQuotaKilobytes = 2;
   EXPECT_GT(size, kQuotaKilobytes * 1024);
   SetQuota(kQuotaKilobytes);
   SimpleTest(GetTestUrl("indexeddb", "delete_over_quota.html"));
 }
@@ skipping 413 matching lines @@
     command_line->AppendSwitch(switches::kSingleProcess);
   }
 };
 
 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestSingleProcess,
                        RenderThreadShutdownTest) {
   SimpleTest(GetTestUrl("indexeddb", "shutdown_with_requests.html"));
 }
 
 }  // namespace content