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// Copyright 2018 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 "third_party/blink/renderer/platform/blob/testing/fake_blob.h"
#include "mojo/public/cpp/bindings/strong_binding.h"
#include "mojo/public/cpp/system/data_pipe_utils.h"
#include "third_party/blink/public/platform/web_string.h"
namespace blink {
namespace {
class SimpleDataPipeGetter : public network::mojom::blink::DataPipeGetter {
public:
SimpleDataPipeGetter(const String& str) : str_(str) {}
~SimpleDataPipeGetter() override = default;
// network::mojom::DataPipeGetter implementation:
void Read(mojo::ScopedDataPipeProducerHandle handle,
ReadCallback callback) override {
std::move(callback).Run(0 /* OK */, str_.length());
bool result = mojo::BlockingCopyFromString(WebString(str_).Utf8(), handle);
DCHECK(result);
}
void Clone(network::mojom::blink::DataPipeGetterRequest request) override {
mojo::MakeStrongBinding(std::make_unique<SimpleDataPipeGetter>(str_),
std::move(request));
}
private:
String str_;
DISALLOW_COPY_AND_ASSIGN(SimpleDataPipeGetter);
};
} // namespace
FakeBlob::FakeBlob(const String& uuid, const String& body, State* state)
: uuid_(uuid), body_(body), state_(state) {}
void FakeBlob::Clone(mojom::blink::BlobRequest request) {
mojo::MakeStrongBinding(std::make_unique<FakeBlob>(uuid_, body_, state_),
std::move(request));
}
void FakeBlob::AsDataPipeGetter(
network::mojom::blink::DataPipeGetterRequest request) {
if (state_)
state_->did_initiate_read_operation = true;
mojo::MakeStrongBinding(std::make_unique<SimpleDataPipeGetter>(body_),
std::move(request));
}
void FakeBlob::ReadRange(uint64_t offset,
uint64_t length,
mojo::ScopedDataPipeProducerHandle,
mojom::blink::BlobReaderClientPtr) {
NOTREACHED();
}
void FakeBlob::ReadAll(mojo::ScopedDataPipeProducerHandle handle,
mojom::blink::BlobReaderClientPtr client) {
if (state_)
state_->did_initiate_read_operation = true;
if (client)
client->OnCalculatedSize(body_.length(), body_.length());
bool result = mojo::BlockingCopyFromString(WebString(body_).Utf8(), handle);
DCHECK(result);
if (client)
client->OnComplete(0 /* OK */, body_.length());
}
void FakeBlob::ReadSideData(ReadSideDataCallback callback) {
NOTREACHED();
}
void FakeBlob::GetInternalUUID(GetInternalUUIDCallback callback) {
std::move(callback).Run(uuid_);
}
} // namespace blink
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