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/*
*
* Copyright 2018 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.
*
*/
#include "src/core/lib/iomgr/port.h"
#include <gtest/gtest.h>
#include <new>
#include <vector>
#include "src/core/ext/transport/chttp2/transport/chttp2_transport.h"
#include "src/core/ext/transport/chttp2/transport/context_list.h"
#include "src/core/lib/transport/transport.h"
#include "test/core/util/mock_endpoint.h"
#include "test/core/util/test_config.h"
#include <grpc/grpc.h>
namespace grpc_core {
namespace testing {
namespace {
const uint32_t kByteOffset = 123;
void TestExecuteFlushesListVerifier(void* arg, grpc_core::Timestamps* ts) {
ASSERT_NE(arg, nullptr);
EXPECT_EQ(ts->byte_offset, kByteOffset);
gpr_atm* done = reinterpret_cast<gpr_atm*>(arg);
gpr_atm_rel_store(done, static_cast<gpr_atm>(1));
}
void discard_write(grpc_slice slice) {}
/** Tests that all ContextList elements in the list are flushed out on
* execute.
* Also tests that arg and byte_counter are passed correctly.
*/
TEST(ContextList, ExecuteFlushesList) {
grpc_core::ContextList* list = nullptr;
grpc_http2_set_write_timestamps_callback(TestExecuteFlushesListVerifier);
const int kNumElems = 5;
grpc_core::ExecCtx exec_ctx;
grpc_stream_refcount ref;
GRPC_STREAM_REF_INIT(&ref, 1, nullptr, nullptr, "dummy ref");
grpc_resource_quota* resource_quota =
grpc_resource_quota_create("context_list_test");
grpc_endpoint* mock_endpoint =
grpc_mock_endpoint_create(discard_write, resource_quota);
grpc_transport* t =
grpc_create_chttp2_transport(nullptr, mock_endpoint, true);
std::vector<grpc_chttp2_stream*> s;
s.reserve(kNumElems);
gpr_atm verifier_called[kNumElems];
for (auto i = 0; i < kNumElems; i++) {
s.push_back(static_cast<grpc_chttp2_stream*>(
gpr_malloc(grpc_transport_stream_size(t))));
grpc_transport_init_stream(reinterpret_cast<grpc_transport*>(t),
reinterpret_cast<grpc_stream*>(s[i]), &ref,
nullptr, nullptr);
s[i]->context = &verifier_called[i];
s[i]->byte_counter = kByteOffset;
gpr_atm_rel_store(&verifier_called[i], static_cast<gpr_atm>(0));
grpc_core::ContextList::Append(&list, s[i]);
}
grpc_core::Timestamps ts;
grpc_core::ContextList::Execute(list, &ts, GRPC_ERROR_NONE);
for (auto i = 0; i < kNumElems; i++) {
EXPECT_EQ(gpr_atm_acq_load(&verifier_called[i]), static_cast<gpr_atm>(1));
grpc_transport_destroy_stream(reinterpret_cast<grpc_transport*>(t),
reinterpret_cast<grpc_stream*>(s[i]),
nullptr);
exec_ctx.Flush();
gpr_free(s[i]);
}
grpc_transport_destroy(t);
grpc_resource_quota_unref(resource_quota);
exec_ctx.Flush();
}
} // namespace
} // namespace testing
} // namespace grpc_core
int main(int argc, char** argv) {
grpc::testing::TestEnvironment env(argc, argv);
grpc_init();
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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