Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(1248)

Unified Diff: content/browser/blob_storage/blob_slice_unittest.cc

Issue 2055053003: [BlobAsync] Disk support for blob storage (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: rebase Created 4 years, 2 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
Index: content/browser/blob_storage/blob_slice_unittest.cc
diff --git a/content/browser/blob_storage/blob_slice_unittest.cc b/content/browser/blob_storage/blob_slice_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..cfe68a32b63a3f1510d95c4240606592060e1eab
--- /dev/null
+++ b/content/browser/blob_storage/blob_slice_unittest.cc
@@ -0,0 +1,228 @@
+// Copyright 2016 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 "storage/browser/blob/blob_storage_context.h"
+
+#include <memory>
+
+#include "storage/browser/blob/blob_data_builder.h"
+#include "storage/browser/blob/blob_data_item.h"
+#include "storage/browser/blob/internal_blob_data.h"
+#include "storage/browser/blob/shareable_blob_data_item.h"
+#include "storage/common/data_element.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace storage {
+namespace {
+const char kType[] = "type";
+const char kDisposition[] = "";
+
+scoped_refptr<ShareableBlobDataItem> CreateDataItem(size_t size) {
+ std::unique_ptr<DataElement> element(new DataElement());
+ element->SetToAllocatedBytes(size);
+ for (size_t i = 0; i < size; i++) {
+ *(element->mutable_bytes() + i) = i;
+ }
+ return scoped_refptr<ShareableBlobDataItem>(
+ new ShareableBlobDataItem(new BlobDataItem(std::move(element)),
+ ShareableBlobDataItem::QUOTA_NEEDED));
+};
+
+scoped_refptr<ShareableBlobDataItem> CreateFileItem(size_t offset,
+ size_t size) {
+ std::unique_ptr<DataElement> element(new DataElement());
+ element->SetToFilePathRange(base::FilePath("kFakePath"), offset, size,
+ base::Time::Max());
+ return scoped_refptr<ShareableBlobDataItem>(new ShareableBlobDataItem(
+ new BlobDataItem(std::move(element)),
+ ShareableBlobDataItem::POPULATED_WITHOUT_QUOTA));
+};
+
+scoped_refptr<ShareableBlobDataItem> CreateTempFileItem(size_t offset,
+ size_t size) {
+ std::unique_ptr<DataElement> element(new DataElement());
+ element->SetToFilePathRange(base::FilePath(BlobDataBuilder::kFutureFileName),
+ offset, size, base::Time::Max());
+ return scoped_refptr<ShareableBlobDataItem>(
+ new ShareableBlobDataItem(new BlobDataItem(std::move(element)),
+ ShareableBlobDataItem::QUOTA_NEEDED));
+};
+} // namespace
+
+class BlobSliceTest : public testing::Test {
+ protected:
+ using BlobSlice = BlobStorageContext::BlobSlice;
+
+ BlobSliceTest() {}
+ ~BlobSliceTest() override {}
+
+ void ExpectFirstSlice(const BlobSlice& slice,
+ scoped_refptr<ShareableBlobDataItem> source_item,
+ size_t first_item_slice_offset,
+ size_t size) {
+ EXPECT_TRUE(slice.first_source_item);
+ EXPECT_EQ(first_item_slice_offset, slice.first_item_slice_offset);
+
+ ASSERT_LE(1u, slice.dest_items.size());
+ const DataElement& dest_element =
+ slice.dest_items[0]->item()->data_element();
+
+ EXPECT_EQ(DataElement::TYPE_BYTES_DESCRIPTION, dest_element.type());
+ EXPECT_EQ(static_cast<uint64_t>(size), dest_element.length());
+
+ EXPECT_EQ(*source_item, *slice.first_source_item);
+ }
+
+ void ExpectLastSlice(const BlobSlice& slice,
+ scoped_refptr<ShareableBlobDataItem> source_item,
+ size_t size) {
+ EXPECT_TRUE(slice.last_source_item);
+
+ ASSERT_LE(2u, slice.dest_items.size());
+ const DataElement& dest_element =
+ slice.dest_items.back()->item()->data_element();
+
+ EXPECT_EQ(DataElement::TYPE_BYTES_DESCRIPTION, dest_element.type());
+ EXPECT_EQ(static_cast<uint64_t>(size), dest_element.length());
+
+ EXPECT_EQ(*source_item, *slice.last_source_item);
+ }
+};
+
+TEST_F(BlobSliceTest, FullItem) {
+ const std::string kBlobUUID = "kId";
+ const size_t kSize = 5u;
+
+ InternalBlobData data(kType, kDisposition);
+ scoped_refptr<ShareableBlobDataItem> item = CreateDataItem(kSize);
+ data.AppendSharedBlobItem(kBlobUUID, item);
+
+ BlobSlice slice(data, 0, 5);
+ EXPECT_EQ(0u, slice.copying_memory_size);
+ EXPECT_FALSE(slice.first_source_item);
+ EXPECT_FALSE(slice.last_source_item);
+ EXPECT_FALSE(slice.first_source_item);
+ EXPECT_FALSE(slice.last_source_item);
+ ASSERT_EQ(1u, slice.dest_items.size());
+ EXPECT_EQ(item, slice.dest_items[0]);
+}
+
+TEST_F(BlobSliceTest, SliceSingleItem) {
+ const std::string kBlobUUID = "kId";
+ const size_t kSize = 5u;
+
+ InternalBlobData data(kType, kDisposition);
+ scoped_refptr<ShareableBlobDataItem> item = CreateDataItem(kSize);
+ data.AppendSharedBlobItem(kBlobUUID, item);
+
+ BlobSlice slice(data, 1, 3);
+ EXPECT_EQ(3u, slice.copying_memory_size);
+ EXPECT_FALSE(slice.last_source_item);
+ ExpectFirstSlice(slice, item, 1, 3);
+ ASSERT_EQ(1u, slice.dest_items.size());
+}
+
+TEST_F(BlobSliceTest, SliceSingleLastItem) {
+ const std::string kBlobUUID = "kId";
+ const size_t kSize1 = 5u;
+ const size_t kSize2 = 10u;
+
+ InternalBlobData data(kType, kDisposition);
+ scoped_refptr<ShareableBlobDataItem> item1 = CreateDataItem(kSize1);
+ scoped_refptr<ShareableBlobDataItem> item2 = CreateDataItem(kSize2);
+ data.AppendSharedBlobItem(kBlobUUID, item1);
+ data.AppendSharedBlobItem(kBlobUUID, item2);
+
+ BlobSlice slice(data, 6, 2);
+ EXPECT_EQ(2u, slice.copying_memory_size);
+ ExpectFirstSlice(slice, item2, 1, 2);
+ ASSERT_EQ(1u, slice.dest_items.size());
+}
+
+TEST_F(BlobSliceTest, SliceAcrossTwoItems) {
+ const std::string kBlobUUID = "kId";
+ const size_t kSize1 = 5u;
+ const size_t kSize2 = 10u;
+
+ InternalBlobData data(kType, kDisposition);
+ scoped_refptr<ShareableBlobDataItem> item1 = CreateDataItem(kSize1);
+ scoped_refptr<ShareableBlobDataItem> item2 = CreateDataItem(kSize2);
+ data.AppendSharedBlobItem(kBlobUUID, item1);
+ data.AppendSharedBlobItem(kBlobUUID, item2);
+
+ BlobSlice slice(data, 4, 10);
+ EXPECT_EQ(10u, slice.copying_memory_size);
+ ExpectFirstSlice(slice, item1, 4, 1);
+ ExpectLastSlice(slice, item2, 9);
+ ASSERT_EQ(2u, slice.dest_items.size());
+}
+
+TEST_F(BlobSliceTest, SliceFileAndLastItem) {
+ const std::string kBlobUUID = "kId";
+ const size_t kSize1 = 5u;
+ const size_t kSize2 = 10u;
+
+ InternalBlobData data(kType, kDisposition);
+ scoped_refptr<ShareableBlobDataItem> item1 = CreateFileItem(0u, kSize1);
+ scoped_refptr<ShareableBlobDataItem> item2 = CreateDataItem(kSize2);
+ data.AppendSharedBlobItem(kBlobUUID, item1);
+ data.AppendSharedBlobItem(kBlobUUID, item2);
+
+ BlobSlice slice(data, 4, 2);
+ EXPECT_EQ(1u, slice.copying_memory_size);
+ EXPECT_FALSE(slice.first_source_item);
+ ExpectLastSlice(slice, item2, 1);
+ ASSERT_EQ(2u, slice.dest_items.size());
+
+ EXPECT_EQ(*CreateFileItem(4u, 1u)->item(), *slice.dest_items[0]->item());
+}
+
+TEST_F(BlobSliceTest, SliceAcrossLargeItem) {
+ const std::string kBlobUUID = "kId";
+ const size_t kSize1 = 5u;
+ const size_t kSize2 = 10u;
+ const size_t kSize3 = 10u;
+
+ InternalBlobData data(kType, kDisposition);
+ scoped_refptr<ShareableBlobDataItem> item1 = CreateDataItem(kSize1);
+ scoped_refptr<ShareableBlobDataItem> item2 = CreateFileItem(0u, kSize2);
+ scoped_refptr<ShareableBlobDataItem> item3 = CreateDataItem(kSize3);
+ data.AppendSharedBlobItem(kBlobUUID, item1);
+ data.AppendSharedBlobItem(kBlobUUID, item2);
+ data.AppendSharedBlobItem(kBlobUUID, item3);
+
+ BlobSlice slice(data, 2, 20);
+ EXPECT_EQ(3u + 7u, slice.copying_memory_size);
+ ExpectFirstSlice(slice, item1, 2, 3);
+ ExpectLastSlice(slice, item3, 7);
+ ASSERT_EQ(3u, slice.dest_items.size());
+
+ EXPECT_EQ(*item2, *slice.dest_items[1]);
+}
+
+TEST_F(BlobSliceTest, SliceTempFileItem) {
+ const std::string kBlobUUID = "kId";
+
+ InternalBlobData data(kType, kDisposition);
+ scoped_refptr<ShareableBlobDataItem> item1 = CreateTempFileItem(1u, 10u);
+ data.AppendSharedBlobItem(kBlobUUID, item1);
+
+ BlobSlice slice(data, 2, 5);
+ EXPECT_EQ(0u, slice.copying_memory_size);
+
+ EXPECT_TRUE(slice.first_source_item);
+ EXPECT_EQ(2u, slice.first_item_slice_offset);
+
+ ASSERT_LE(1u, slice.dest_items.size());
+ const DataElement& dest_element = slice.dest_items[0]->item()->data_element();
+
+ EXPECT_EQ(DataElement::TYPE_FILE, dest_element.type());
+ EXPECT_EQ(static_cast<uint64_t>(5), dest_element.length());
+
+ EXPECT_EQ(*item1, *slice.first_source_item);
+
+ ASSERT_EQ(1u, slice.dest_items.size());
+}
+
+} // namespace storage
« no previous file with comments | « content/browser/blob_storage/blob_reader_unittest.cc ('k') | content/browser/blob_storage/blob_storage_context_unittest.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698