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Test fixtures for MPI #108

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merged 3 commits into from
Jun 9, 2021
Merged

Test fixtures for MPI #108

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112f266
adding test fixtures for mpi
csegarragonz Jun 9, 2021
c08281c
new file for remote mpi testing
csegarragonz Jun 9, 2021
886578c
update coll. comm tests
csegarragonz Jun 9, 2021
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47 changes: 13 additions & 34 deletions tests/test/scheduler/test_mpi_context.cpp
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Original file line number Diff line number Diff line change
@@ -1,28 +1,16 @@
#include "faabric_utils.h"
#include <catch.hpp>

#include <faabric/scheduler/MpiContext.h>
#include <faabric/scheduler/Scheduler.h>
#include <faabric/util/random.h>
#include <faabric_utils.h>

using namespace faabric::scheduler;

static void tearDown(MpiWorld& world)
{
world.destroy();

getScheduler().reset();
}

namespace tests {

TEST_CASE("Check world creation", "[mpi]")
TEST_CASE_METHOD(MpiBaseTestFixture, "Check world creation", "[mpi]")
{
cleanFaabric();

faabric::Message msg = faabric::util::messageFactory("mpi", "hellompi");
msg.set_mpiworldsize(10);

MpiContext c;
c.createWorld(msg);

Expand All @@ -39,33 +27,26 @@ TEST_CASE("Check world creation", "[mpi]")
MpiWorldRegistry& reg = getMpiWorldRegistry();
MpiWorld& world = reg.getOrInitialiseWorld(msg);
REQUIRE(world.getId() == worldId);
REQUIRE(world.getSize() == 10);
REQUIRE(world.getUser() == "mpi");
REQUIRE(world.getFunction() == "hellompi");
REQUIRE(world.getSize() == worldSize);
REQUIRE(world.getUser() == user);
REQUIRE(world.getFunction() == func);

tearDown(world);
world.destroy();
}

TEST_CASE("Check world cannot be created for non-zero rank", "[mpi]")
TEST_CASE_METHOD(MpiBaseTestFixture,
"Check world cannot be created for non-zero rank",
"[mpi]")
{
cleanFaabric();

// Create message with non-zero rank
faabric::Message msg = faabric::util::messageFactory("mpi", "hellompi");
msg.set_mpirank(2);
msg.set_mpiworldsize(10);

// Try creating world
MpiContext c;
REQUIRE_THROWS(c.createWorld(msg));
}

TEST_CASE("Check default world size is set", "[mpi]")
TEST_CASE_METHOD(MpiBaseTestFixture, "Check default world size is set", "[mpi]")
{
cleanFaabric();

// Create message with non-zero rank
faabric::Message msg = faabric::util::messageFactory("mpi", "hellompi");
msg.set_mpirank(0);

// Set a new world size
Expand Down Expand Up @@ -94,13 +75,11 @@ TEST_CASE("Check default world size is set", "[mpi]")
// Reset config
conf.defaultMpiWorldSize = origSize;

tearDown(world);
world.destroy();
}

TEST_CASE("Check joining world", "[mpi]")
TEST_CASE_METHOD(MpiBaseTestFixture, "Check joining world", "[mpi]")
{
cleanFaabric();

const std::string expectedHost =
faabric::util::getSystemConfig().endpointHost;

Expand Down Expand Up @@ -136,6 +115,6 @@ TEST_CASE("Check joining world", "[mpi]")
const std::string actualHost = world.getHostForRank(1);
REQUIRE(actualHost == expectedHost);

tearDown(world);
world.destroy();
}
}
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