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simplify/improve multi-partition test

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This commit is contained in:
Axel Kohlmeyer
2020-12-17 07:20:53 -05:00
parent b36363e0fb
commit ba64e7c75c
1 changed files with 5 additions and 9 deletions
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14
unittest/c-library/test_library_mpi.cpp
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@ -173,7 +173,7 @@ TEST(MPI, multi_partition)
MPI_Comm_size(MPI_COMM_WORLD, &nprocs);
MPI_Comm_rank(MPI_COMM_WORLD, &me);
const char *args[] = {"LAMMPS_test", "-log", "none", "-partition", "2x2",
const char *args[] = {"LAMMPS_test", "-log", "none", "-partition", "4x1",
"-echo", "screen", "-nocite", "-in", "none"};
char **argv = (char **)args;
int argc = sizeof(args) / sizeof(char *);
@ -183,19 +183,15 @@ TEST(MPI, multi_partition)
lammps_command(lmp, "atom_style atomic");
lammps_command(lmp, "region box block 0 2 0 2 0 2");
lammps_command(lmp, "create_box 1 box");
lammps_command(lmp, "variable partition universe 1 2");
lammps_command(lmp, "variable partition universe 1 2 3 4");
EXPECT_EQ(lammps_extract_setting(lmp, "universe_size"), nprocs);
EXPECT_EQ(lammps_extract_setting(lmp, "universe_rank"), me);
EXPECT_EQ(lammps_extract_setting(lmp, "world_size"), nprocs / 2);
EXPECT_EQ(lammps_extract_setting(lmp, "world_rank"), me % 2);
EXPECT_EQ(lammps_extract_setting(lmp, "world_size"), 1);
EXPECT_EQ(lammps_extract_setting(lmp, "world_rank"), 0);
char *part_id = (char *)lammps_extract_variable(lmp, "partition", nullptr);
if (me < 2) {
ASSERT_THAT(part_id, StrEq("1"));
} else {
ASSERT_THAT(part_id, StrEq("2"));
}
ASSERT_THAT(part_id, StrEq(std::to_string(me+1)));
lammps_close(lmp);
};