/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef TEST_FAKE_PRODUCER_H_
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#define TEST_FAKE_PRODUCER_H_
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#include <memory>
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#include <random>
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#include <string>
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#include "perfetto/base/thread_checker.h"
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#include "perfetto/tracing/core/data_source_descriptor.h"
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#include "perfetto/tracing/core/producer.h"
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#include "perfetto/tracing/core/trace_config.h"
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#include "perfetto/tracing/ipc/producer_ipc_client.h"
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#include "src/base/test/test_task_runner.h"
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namespace perfetto {
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class FakeProducer : public Producer {
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public:
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explicit FakeProducer(const std::string& name);
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~FakeProducer() override;
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void Connect(const char* socket_name,
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base::TaskRunner* task_runner,
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std::function<void()> on_setup_data_source_instance,
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std::function<void()> on_create_data_source_instance);
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// Produces a batch of events (as configured in the DataSourceConfig) and
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// posts a callback when the service acknowledges the commit.
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void ProduceEventBatch(std::function<void()> callback = [] {});
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// Producer implementation.
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void OnConnect() override;
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void OnDisconnect() override;
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void SetupDataSource(DataSourceInstanceID,
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const DataSourceConfig& source_config) override;
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void StartDataSource(DataSourceInstanceID,
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const DataSourceConfig& source_config) override;
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void StopDataSource(DataSourceInstanceID) override;
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void OnTracingSetup() override;
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void Flush(FlushRequestID, const DataSourceInstanceID*, size_t) override;
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void ClearIncrementalState(const DataSourceInstanceID* /*data_source_ids*/,
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size_t /*num_data_sources*/) override {}
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private:
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void Shutdown();
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base::ThreadChecker thread_checker_;
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base::TaskRunner* task_runner_ = nullptr;
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std::string name_;
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std::minstd_rand0 rnd_engine_;
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uint32_t message_size_ = 0;
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uint32_t message_count_ = 0;
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uint32_t max_messages_per_second_ = 0;
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std::function<void()> on_setup_data_source_instance_;
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std::function<void()> on_create_data_source_instance_;
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std::unique_ptr<TracingService::ProducerEndpoint> endpoint_;
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std::unique_ptr<TraceWriter> trace_writer_;
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};
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} // namespace perfetto
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#endif // TEST_FAKE_PRODUCER_H_
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