98 lines
3.5 KiB
C++
98 lines
3.5 KiB
C++
/**
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* Copyright 2022-2024, XGBoost contributors
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*/
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#include <gmock/gmock.h>
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#include <gtest/gtest.h>
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#include <string> // for string
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#include <thread> // for thread
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#include "../../../../plugin/federated/federated_comm.h"
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#include "../../collective/test_worker.h" // for SocketTest
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#include "../../helpers.h" // for GMockThrow
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#include "test_worker.h" // for TestFederated
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#include "xgboost/json.h" // for Json
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namespace xgboost::collective {
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namespace {
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class FederatedCommTest : public SocketTest {};
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auto MakeConfig(std::string host, std::int32_t port, std::int32_t world, std::int32_t rank) {
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Json config{Object{}};
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config["federated_server_address"] = host + ":" + std::to_string(port);
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config["federated_world_size"] = Integer{world};
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config["federated_rank"] = Integer{rank};
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return config;
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}
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} // namespace
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TEST_F(FederatedCommTest, ThrowOnWorldSizeTooSmall) {
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auto config = MakeConfig("localhost", 0, 0, 0);
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auto construct = [config] {
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FederatedComm comm{DefaultRetry(), std::chrono::seconds{DefaultTimeoutSec()}, "", config};
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};
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ASSERT_THAT(construct, GMockThrow("Invalid world size"));
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}
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TEST_F(FederatedCommTest, ThrowOnRankTooSmall) {
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auto config = MakeConfig("localhost", 0, 1, -1);
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auto construct = [config] {
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FederatedComm comm{DefaultRetry(), std::chrono::seconds{DefaultTimeoutSec()}, "", config};
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};
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ASSERT_THAT(construct, GMockThrow("Invalid worker rank."));
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}
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TEST_F(FederatedCommTest, ThrowOnRankTooBig) {
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auto config = MakeConfig("localhost", 0, 1, 1);
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auto construct = [config] {
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FederatedComm comm{DefaultRetry(), std::chrono::seconds{DefaultTimeoutSec()}, "", config};
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};
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ASSERT_THAT(construct, GMockThrow("Invalid worker rank."));
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}
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TEST_F(FederatedCommTest, ThrowOnWorldSizeNotInteger) {
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auto construct = [] {
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Json config{Object{}};
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config["federated_server_address"] = std::string("localhost:0");
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config["federated_world_size"] = std::string("1");
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config["federated_rank"] = Integer(0);
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FederatedComm comm{DefaultRetry(), std::chrono::seconds{DefaultTimeoutSec()}, "", config};
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};
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ASSERT_THAT(construct, GMockThrow("got: `String`"));
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}
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TEST_F(FederatedCommTest, ThrowOnRankNotInteger) {
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auto construct = [] {
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Json config{Object{}};
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config["federated_server_address"] = std::string("localhost:0");
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config["federated_world_size"] = 1;
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config["federated_rank"] = std::string("0");
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FederatedComm comm(DefaultRetry(), std::chrono::seconds{DefaultTimeoutSec()}, "", config);
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};
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ASSERT_THAT(construct, GMockThrow("got: `String`"));
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}
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TEST_F(FederatedCommTest, GetWorldSizeAndRank) {
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Json config{Object{}};
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config["federated_world_size"] = 6;
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config["federated_rank"] = 3;
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config["federated_server_address"] = String{"localhost:0"};
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FederatedComm comm{DefaultRetry(), std::chrono::seconds{DefaultTimeoutSec()}, "", config};
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EXPECT_EQ(comm.World(), 6);
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EXPECT_EQ(comm.Rank(), 3);
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}
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TEST_F(FederatedCommTest, IsDistributed) {
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FederatedComm comm{DefaultRetry(), std::chrono::seconds{DefaultTimeoutSec()}, "",
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MakeConfig("localhost", 0, 2, 1)};
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EXPECT_TRUE(comm.IsDistributed());
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}
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TEST_F(FederatedCommTest, InsecureTracker) {
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std::int32_t n_workers = std::min(std::thread::hardware_concurrency(), 3u);
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TestFederated(n_workers, [=](std::shared_ptr<FederatedComm> comm, std::int32_t rank) {
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ASSERT_EQ(comm->Rank(), rank);
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ASSERT_EQ(comm->World(), n_workers);
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});
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}
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} // namespace xgboost::collective
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