Merge pull request #72 from cwpearson/fix/gtest-nvcc

Bump gtest to May 28,2024. Move unit test lambdas out to helper functions

unit_tests/CMakeLists.txt

@@ -18,13 +18,13 @@ endif()
 
 FetchContent_Declare(
   googletest
-  URL https://github.com/google/googletest/archive/530d5c8c84abd2a46f38583ee817743c9b3a42b4.zip # 12-18-2023
+  URL https://github.com/google/googletest/archive/a7f443b80b105f940225332ed3c31f2790092f47.zip # 05-28-2024
 )
 # For Windows: Prevent overriding the parent project's compiler/linker settings
 set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
-# FetchContent_MakeAvailable(googletest)
-# was making install install googletest as well
+# FetchContent_MakeAvailable(googletest) was making install install googletest as well
 # EXCLUDE_FROM_ALL here seems to be the magic
+FetchContent_GetProperties(googletest)
 if (NOT googletest_POPULATED)
   FetchContent_Populate(googletest)
   add_subdirectory(${googletest_SOURCE_DIR} ${googletest_BINARY_DIR} EXCLUDE_FROM_ALL)

unit_tests/test_allgather.cpp

@@ -18,6 +18,8 @@
 
 #include "KokkosComm.hpp"
 
+namespace {
+
 template <typename T>
 class Allgather : public testing::Test {
  public:
@@ -27,17 +29,14 @@ class Allgather : public testing::Test {
 using ScalarTypes = ::testing::Types<int, int64_t, float, double, Kokkos::complex<float>, Kokkos::complex<double>>;
 TYPED_TEST_SUITE(Allgather, ScalarTypes);
 
-TYPED_TEST(Allgather, 0D) {
-  using TestScalar = typename TestFixture::Scalar;
-
+template <typename Scalar>
+void test_allgather_0d() {
   int rank, size;
   MPI_Comm_rank(MPI_COMM_WORLD, &rank);
   MPI_Comm_size(MPI_COMM_WORLD, &size);
 
-  const int nContrib = 10;
-
-  Kokkos::View<TestScalar> sv("sv");
-  Kokkos::View<TestScalar *> rv("rv", size);
+  Kokkos::View<Scalar> sv("sv");
+  Kokkos::View<Scalar *> rv("rv", size);
 
   // fill send buffer
   Kokkos::parallel_for(
@@ -51,17 +50,18 @@ TYPED_TEST(Allgather, 0D) {
   EXPECT_EQ(errs, 0);
 }
 
-TYPED_TEST(Allgather, 1D_contig) {
-  using TestScalar = typename TestFixture::Scalar;
+TYPED_TEST(Allgather, 0D) { test_allgather_0d<typename TestFixture::Scalar>(); }
 
+template <typename Scalar>
+void test_allgather_1d_contig() {
   int rank, size;
   MPI_Comm_rank(MPI_COMM_WORLD, &rank);
   MPI_Comm_size(MPI_COMM_WORLD, &size);
 
   const int nContrib = 10;
 
-  Kokkos::View<TestScalar *> sv("sv", nContrib);
-  Kokkos::View<TestScalar *> rv("rv", size * nContrib);
+  Kokkos::View<Scalar *> sv("sv", nContrib);
+  Kokkos::View<Scalar *> rv("rv", size * nContrib);
 
   // fill send buffer
   Kokkos::parallel_for(
@@ -80,3 +80,7 @@ TYPED_TEST(Allgather, 1D_contig) {
       errs);
   EXPECT_EQ(errs, 0);
 }
+
+TYPED_TEST(Allgather, 1D_contig) { test_allgather_1d_contig<typename TestFixture::Scalar>(); }
+
+}  // namespace

unit_tests/test_alltoall.cpp

@@ -29,17 +29,16 @@ class Alltoall : public testing::Test {
 using ScalarTypes = ::testing::Types<int, int64_t, float, double, Kokkos::complex<float>, Kokkos::complex<double>>;
 TYPED_TEST_SUITE(Alltoall, ScalarTypes);
 
-TYPED_TEST(Alltoall, 1D_contig) {
-  using TestScalar = typename TestFixture::Scalar;
-
+template <typename Scalar>
+void test_alltoall_1d_contig() {
   int rank, size;
   MPI_Comm_rank(MPI_COMM_WORLD, &rank);
   MPI_Comm_size(MPI_COMM_WORLD, &size);
 
   const int nContrib = 10;
 
-  Kokkos::View<TestScalar *> sv("sv", size * nContrib);
-  Kokkos::View<TestScalar *> rv("rv", size * nContrib);
+  Kokkos::View<Scalar *> sv("sv", size * nContrib);
+  Kokkos::View<Scalar *> rv("rv", size * nContrib);
 
   // fill send buffer
   Kokkos::parallel_for(
@@ -59,16 +58,17 @@ TYPED_TEST(Alltoall, 1D_contig) {
   EXPECT_EQ(errs, 0);
 }
 
-TYPED_TEST(Alltoall, 1D_inplace_contig) {
-  using TestScalar = typename TestFixture::Scalar;
+TYPED_TEST(Alltoall, 1D_contig) { test_alltoall_1d_contig<typename TestFixture::Scalar>(); }
 
+template <typename Scalar>
+void test_alltoall_1d_inplace_contig() {
   int rank, size;
   MPI_Comm_rank(MPI_COMM_WORLD, &rank);
   MPI_Comm_size(MPI_COMM_WORLD, &size);
 
   const int nContrib = 10;
 
-  Kokkos::View<TestScalar *> rv("rv", size * nContrib);
+  Kokkos::View<Scalar *> rv("rv", size * nContrib);
 
   // fill send buffer
   Kokkos::parallel_for(
@@ -88,4 +88,6 @@ TYPED_TEST(Alltoall, 1D_inplace_contig) {
   EXPECT_EQ(errs, 0);
 }
 
+TYPED_TEST(Alltoall, 1D_inplace_contig) { test_alltoall_1d_inplace_contig<typename TestFixture::Scalar>(); }
+
 }  // namespace

unit_tests/test_reduce.cpp

@@ -18,6 +18,8 @@
 
 #include "KokkosComm.hpp"
 
+namespace {
+
 template <typename T>
 class Reduce : public testing::Test {
  public:
@@ -31,17 +33,15 @@ TYPED_TEST_SUITE(Reduce, ScalarTypes);
 Each rank fills its sendbuf[i] with `rank + i`
 
 operation is sum, so recvbuf[i] should be sum(0..size) + i * size
-
 */
-TYPED_TEST(Reduce, 1D_contig) {
-  using TestScalar = typename TestFixture::Scalar;
-
+template <typename Scalar>
+void test_reduce_1d_contig() {
   int rank, size;
   MPI_Comm_rank(MPI_COMM_WORLD, &rank);
   MPI_Comm_size(MPI_COMM_WORLD, &size);
 
-  Kokkos::View<TestScalar *> sendv("sendv", 10);
-  Kokkos::View<TestScalar *> recvv;
+  Kokkos::View<Scalar *> sendv("sendv", 10);
+  Kokkos::View<Scalar *> recvv;
   if (0 == rank) {
     Kokkos::resize(recvv, sendv.extent(0));
   }
@@ -57,17 +57,17 @@ TYPED_TEST(Reduce, 1D_contig) {
     Kokkos::parallel_reduce(
         recvv.extent(0),
         KOKKOS_LAMBDA(const int &i, int &lsum) {
-          TestScalar acc = 0;
+          Scalar acc = 0;
           for (int r = 0; r < size; ++r) {
             acc += r + i;
           }
           lsum += recvv(i) != acc;
-          // if (recvv(i) != acc) {
-          //   Kokkos::printf("%f != %f @ %lu\n", double(Kokkos::abs(recvv(i))),
-          //   double(Kokkos::abs(acc)), size_t(i));
-          // }
         },
         errs);
     ASSERT_EQ(errs, 0);
   }
 }
+
+TYPED_TEST(Reduce, 1D_contig) { test_reduce_1d_contig<typename TestFixture::Scalar>(); }
+
+}  // namespace