IndexedDB: Report QuotaExceededError when commit fails due to disk full

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 "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"
@@ skipping 423 matching lines @@
       FROM_HERE, base::Bind(&IndexedDBContextImpl::DeleteForOrigin,
                             GetContext(), GURL("file:///")));
   scoped_refptr<base::ThreadTestHelper> helper(
       new base::ThreadTestHelper(BrowserMainLoop::GetInstance()
                                      ->indexed_db_thread()
                                      ->message_loop_proxy()));
   ASSERT_TRUE(helper->Run());
   EXPECT_EQ(0, RequestDiskUsage());
 }
 
+IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, DiskFullOnCommit) {
+  const int instance_num = 7;

[jsbell, 2015/02/19 19:05:44]

I want to document why this is 7. The test preamble does several commits during
the open phase (creating the database, committing the upgrade, ...). But 7 seems
crazy high.

[jsbell, 2015/02/19 21:26:26]

Done in latest PS. Also filed crbug.com/460236 to try and cut down the number.

+  const int call_num = 1;
+  FailOperation(FAIL_CLASS_LEVELDB_TRANSACTION, FAIL_METHOD_COMMIT_DISK_FULL,
+                instance_num, call_num);
+  SimpleTest(GetTestUrl("indexeddb", "disk_full_on_commit.html"));
+}
+
 namespace {
 
 static void CompactIndexedDBBackingStore(
     scoped_refptr<IndexedDBContextImpl> context,
     const GURL& origin_url) {
   IndexedDBFactory* factory = context->GetIDBFactory();
 
   std::pair<IndexedDBFactory::OriginDBMapIterator,
             IndexedDBFactory::OriginDBMapIterator> range =
       factory->GetOpenDatabasesForOrigin(origin_url);
@@ skipping 312 matching lines @@
     command_line->AppendSwitch(switches::kSingleProcess);
   }
 };
 
 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestSingleProcess,
                        RenderThreadShutdownTest) {
   SimpleTest(GetTestUrl("indexeddb", "shutdown_with_requests.html"));
 }
 
 }  // namespace content