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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/platform/blob/testing/fake_blob.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "mojo/public/cpp/bindings/self_owned_receiver.h"
#include "mojo/public/cpp/system/data_pipe_utils.h"
#include "services/network/public/mojom/data_pipe_getter.mojom-blink.h"
namespace blink {
namespace {
class SimpleDataPipeGetter : public network::mojom::blink::DataPipeGetter {
public:
explicit SimpleDataPipeGetter(const Vector<uint8_t>& bytes) : bytes_(bytes) {}
SimpleDataPipeGetter(const SimpleDataPipeGetter&) = delete;
SimpleDataPipeGetter& operator=(const SimpleDataPipeGetter&) = delete;
~SimpleDataPipeGetter() override = default;
// network::mojom::DataPipeGetter implementation:
void Read(mojo::ScopedDataPipeProducerHandle handle,
ReadCallback callback) override {
std::move(callback).Run(0 /* OK */, bytes_.size());
std::string byte_string(bytes_.begin(), bytes_.end());
bool result = mojo::BlockingCopyFromString(byte_string, handle);
DCHECK(result);
}
void Clone(mojo::PendingReceiver<network::mojom::blink::DataPipeGetter>
receiver) override {
mojo::MakeSelfOwnedReceiver(std::make_unique<SimpleDataPipeGetter>(bytes_),
std::move(receiver));
}
private:
Vector<uint8_t> bytes_;
};
} // namespace
FakeBlob::FakeBlob(const String& uuid, const String& body, State* state)
: uuid_(uuid), state_(state) {
body_.assign(body.Utf8());
}
FakeBlob::FakeBlob(const String& uuid,
const Vector<uint8_t>& body_bytes,
State* state)
: uuid_(uuid), body_(body_bytes), state_(state) {}
void FakeBlob::Clone(mojo::PendingReceiver<mojom::blink::Blob> receiver) {
mojo::MakeSelfOwnedReceiver(std::make_unique<FakeBlob>(uuid_, body_, state_),
std::move(receiver));
}
void FakeBlob::AsDataPipeGetter(
mojo::PendingReceiver<network::mojom::blink::DataPipeGetter> receiver) {
if (state_)
state_->did_initiate_read_operation = true;
mojo::MakeSelfOwnedReceiver(std::make_unique<SimpleDataPipeGetter>(body_),
std::move(receiver));
}
void FakeBlob::ReadRange(uint64_t offset,
uint64_t length,
mojo::ScopedDataPipeProducerHandle,
mojo::PendingRemote<mojom::blink::BlobReaderClient>) {
NOTREACHED();
}
void FakeBlob::ReadAll(
mojo::ScopedDataPipeProducerHandle handle,
mojo::PendingRemote<mojom::blink::BlobReaderClient> client) {
mojo::Remote<mojom::blink::BlobReaderClient> client_remote(std::move(client));
if (state_)
state_->did_initiate_read_operation = true;
if (client_remote)
client_remote->OnCalculatedSize(body_.size(), body_.size());
std::string body_byte_string(body_.begin(), body_.end());
bool result = mojo::BlockingCopyFromString(body_byte_string, handle);
DCHECK(result);
if (client_remote)
client_remote->OnComplete(0 /* OK */, body_.size());
}
void FakeBlob::Load(
mojo::PendingReceiver<network::mojom::blink::URLLoader>,
const String& method,
const net::HttpRequestHeaders&,
mojo::PendingRemote<network::mojom::blink::URLLoaderClient>) {
NOTREACHED();
}
void FakeBlob::ReadSideData(ReadSideDataCallback callback) {
NOTREACHED();
}
void FakeBlob::CaptureSnapshot(CaptureSnapshotCallback callback) {
std::move(callback).Run(body_.size(), std::nullopt);
}
void FakeBlob::GetInternalUUID(GetInternalUUIDCallback callback) {
std::move(callback).Run(uuid_);
}
} // namespace blink
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