Port messages sent by WebIDBDatabaseImpl to Mojo.

content/child/indexed_db/webidbdatabase_impl_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 <stddef.h>
+#include <stdint.h>
+
+#include <memory>
+
+#include "base/macros.h"
+#include "base/threading/thread_task_runner_handle.h"
+#include "content/child/indexed_db/mock_webidbcallbacks.h"
+#include "content/child/indexed_db/webidbdatabase_impl.h"
+#include "content/child/thread_safe_sender.h"
+#include "content/common/indexed_db/indexed_db_key.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/WebKit/public/platform/WebBlobInfo.h"
+#include "third_party/WebKit/public/platform/WebData.h"
+#include "third_party/WebKit/public/web/WebHeap.h"
+
+using blink::WebBlobInfo;
+using blink::WebData;
+using blink::WebIDBCursor;
+using blink::WebIDBKey;
+using blink::WebVector;
+using testing::_;
+using testing::Invoke;
+using testing::StrictMock;
+using testing::WithArgs;
+
+namespace content {
+
+class WebIDBDatabaseImplTest : public testing::Test {
+ public:
+  WebIDBDatabaseImplTest() {}
+
+  void TearDown() override { blink::WebHeap::collectAllGarbageForTesting(); }
+
+ private:
+  base::MessageLoop message_loop_;
+
+  DISALLOW_COPY_AND_ASSIGN(WebIDBDatabaseImplTest);
+};
+
+TEST_F(WebIDBDatabaseImplTest, ValueSizeTest) {
+  // For testing use a much smaller maximum size to prevent allocating >100 MB
+  // of memory, which crashes on memory-constrained systems.
+  const size_t kMaxValueSizeForTesting = 10 * 1024 * 1024;  // 10 MB
+
+  const std::vector<char> data(kMaxValueSizeForTesting + 1);
+  const WebData value(&data.front(), data.size());
+  const WebVector<WebBlobInfo> web_blob_info;
+
+  const int64_t transaction_id = 1;
+  const int64_t object_store_id = 2;
+
+  StrictMock<MockWebIDBCallbacks> callbacks;
+  EXPECT_CALL(callbacks, onError(_)).Times(1);
+
+  WebIDBDatabaseImpl database_impl(nullptr, base::ThreadTaskRunnerHandle::Get(),
+                                   nullptr);
+  database_impl.max_put_value_size_ = kMaxValueSizeForTesting;
+  database_impl.put(transaction_id, object_store_id, value, web_blob_info,
+                    WebIDBKey::createNumber(0), blink::WebIDBPutModeAddOrUpdate,
+                    &callbacks, WebVector<long long>(),
+                    WebVector<WebVector<WebIDBKey>>());
+}
+
+TEST_F(WebIDBDatabaseImplTest, KeyAndValueSizeTest) {
+  // For testing use a much smaller maximum size to prevent allocating >100 MB
+  // of memory, which crashes on memory-constrained systems.
+  const size_t kMaxValueSizeForTesting = 10 * 1024 * 1024;  // 10 MB
+  const size_t kKeySize = 1024 * 1024;
+
+  const std::vector<char> data(kMaxValueSizeForTesting - kKeySize);
+  const WebData value(&data.front(), data.size());
+  const WebVector<WebBlobInfo> web_blob_info;
+  const WebIDBKey key = WebIDBKey::createString(
+      base::string16(kKeySize / sizeof(base::string16::value_type), 'x'));
+
+  const int64_t transaction_id = 1;
+  const int64_t object_store_id = 2;
+
+  StrictMock<MockWebIDBCallbacks> callbacks;
+  EXPECT_CALL(callbacks, onError(_)).Times(1);
+
+  WebIDBDatabaseImpl database_impl(nullptr, base::ThreadTaskRunnerHandle::Get(),
+                                   nullptr);
+  database_impl.max_put_value_size_ = kMaxValueSizeForTesting;
+  database_impl.put(transaction_id, object_store_id, value, web_blob_info, key,
+                    blink::WebIDBPutModeAddOrUpdate, &callbacks,
+                    WebVector<long long>(), WebVector<WebVector<WebIDBKey>>());
+}
+
+}  // namespace content