[MOAB-dev] commit/MOAB: danwu: Add a test case to test reading FV grid with ghosting. It is provided by Jayesh, which shows a typical ParGAL read behavior for an FV grid variable. It failed on 4 processors before the ghosting issues with ownership were recently fixed.

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1 new commit in MOAB:

https://bitbucket.org/fathomteam/moab/commits/453b71e81394/
Changeset:   453b71e81394
Branch:      master
User:        danwu
Date:        2013-11-20 20:45:09
Summary:     Add a test case to test reading FV grid with ghosting. It is provided by Jayesh, which shows a typical ParGAL read behavior for an FV grid variable. It failed on 4 processors before the ghosting issues with ownership were recently fixed.

Affected #:  1 file

diff --git a/test/io/read_nc.cpp b/test/io/read_nc.cpp
index e57c6b3..406fdf6 100644
--- a/test/io/read_nc.cpp
+++ b/test/io/read_nc.cpp
@@ -29,6 +29,7 @@ void test_read_fv_onevar();
 void test_read_fv_onetimestep();
 void test_read_fv_nomesh();
 void test_read_fv_novars();
+void test_read_fv_ghosting();
 
 ErrorCode get_options(std::string& opts);
 
@@ -57,6 +58,9 @@ int main(int argc, char* argv[])
   result += RUN_TEST(test_read_fv_nomesh);
   result += RUN_TEST(test_read_fv_novars);
 
+  // Before ghosting issues with ownership were fixed, this test failed on 4 processors
+  result += RUN_TEST(test_read_fv_ghosting);
+
 #ifdef USE_MPI
   fail = MPI_Finalize();
   if (fail)
@@ -494,6 +498,33 @@ void test_read_fv_novars()
   CHECK_ERR(rval);
 }
 
+void test_read_fv_ghosting()
+{
+  Core moab;
+  Interface& mb = moab;
+
+  // Need a set for nomesh to work right
+  EntityHandle set;
+  ErrorCode rval = mb.create_meshset(MESHSET_SET, set);
+  CHECK_ERR(rval);
+
+  std::string orig, opts;
+  rval = get_options(orig);
+  CHECK_ERR(rval);
+
+  opts = std::string("PARALLEL=READ_PART;PARTITION;PARALLEL_GHOSTS=2.0.1;NOMESH;VARIABLE=;PARTITION_METHOD=SQIJ");
+  rval = mb.load_file(example_fv, &set, opts.c_str());
+  CHECK_ERR(rval);
+
+  opts = std::string("PARALLEL=READ_PART;PARTITION;PARALLEL_RESOLVE_SHARED_ENTS;PARALLEL_GHOSTS=2.0.1;PARTITION_METHOD=SQIJ;VARIABLE=");
+  rval = mb.load_file(example_fv, &set, opts.c_str());
+  CHECK_ERR(rval);
+
+  opts = std::string("PARALLEL=READ_PART;PARTITION;PARTITION_METHOD=SQIJ;VARIABLE=TOT_CLD_VISTAU;NOMESH;TIMESTEP=0;");
+  rval = mb.load_file(example_fv, &set, opts.c_str());
+  CHECK_ERR(rval);
+}
+
 ErrorCode get_options(std::string& opts) 
 {
 #ifdef USE_MPI

Repository URL: https://bitbucket.org/fathomteam/moab/

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