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/*
*
* Copyright 2015 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#ifndef GRPC_TEST_CPP_INTEROP_CLIENT_HELPER_H
#define GRPC_TEST_CPP_INTEROP_CLIENT_HELPER_H
#include <functional>
#include <memory>
#include <unordered_map>
#include <grpcpp/channel.h>
#include <grpcpp/client_context.h>
#include "src/core/lib/surface/call_test_only.h"
#include "src/core/lib/transport/transport.h"
namespace grpc {
namespace testing {
std::string GetServiceAccountJsonKey();
std::string GetOauth2AccessToken();
void UpdateActions(
std::unordered_map<std::string, std::function<bool()>>* actions);
std::shared_ptr<Channel> CreateChannelForTestCase(
const std::string& test_case,
std::vector<
std::unique_ptr<experimental::ClientInterceptorFactoryInterface>>
interceptor_creators = {});
class InteropClientContextInspector {
public:
explicit InteropClientContextInspector(const grpc::ClientContext& context)
: context_(context) {}
// Inspector methods, able to peek inside ClientContext, follow.
grpc_compression_algorithm GetCallCompressionAlgorithm() const {
return grpc_call_test_only_get_compression_algorithm(context_.call_);
}
bool WasCompressed() const {
return (grpc_call_test_only_get_message_flags(context_.call_) &
GRPC_WRITE_INTERNAL_COMPRESS) ||
(grpc_call_test_only_get_message_flags(context_.call_) &
GRPC_WRITE_INTERNAL_TEST_ONLY_WAS_COMPRESSED);
}
private:
const grpc::ClientContext& context_;
};
class AdditionalMetadataInterceptor : public experimental::Interceptor {
public:
explicit AdditionalMetadataInterceptor(
std::multimap<std::string, std::string> additional_metadata)
: additional_metadata_(std::move(additional_metadata)) {}
void Intercept(experimental::InterceptorBatchMethods* methods) override {
if (methods->QueryInterceptionHookPoint(
experimental::InterceptionHookPoints::PRE_SEND_INITIAL_METADATA)) {
std::multimap<std::string, std::string>* metadata =
methods->GetSendInitialMetadata();
for (const auto& entry : additional_metadata_) {
metadata->insert(entry);
}
}
methods->Proceed();
}
private:
const std::multimap<std::string, std::string> additional_metadata_;
};
class AdditionalMetadataInterceptorFactory
: public experimental::ClientInterceptorFactoryInterface {
public:
explicit AdditionalMetadataInterceptorFactory(
std::multimap<std::string, std::string> additional_metadata)
: additional_metadata_(std::move(additional_metadata)) {}
experimental::Interceptor* CreateClientInterceptor(
experimental::ClientRpcInfo* /*info*/) override {
return new AdditionalMetadataInterceptor(additional_metadata_);
}
const std::multimap<std::string, std::string> additional_metadata_;
};
class MetadataAndStatusLoggerInterceptor : public experimental::Interceptor {
public:
explicit MetadataAndStatusLoggerInterceptor() {}
void Intercept(experimental::InterceptorBatchMethods* methods) override;
};
class MetadataAndStatusLoggerInterceptorFactory
: public experimental::ClientInterceptorFactoryInterface {
public:
explicit MetadataAndStatusLoggerInterceptorFactory() {}
experimental::Interceptor* CreateClientInterceptor(
experimental::ClientRpcInfo* /*info*/) override {
return new MetadataAndStatusLoggerInterceptor();
}
};
} // namespace testing
} // namespace grpc
#endif // GRPC_TEST_CPP_INTEROP_CLIENT_HELPER_H
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