add gh/ci eamxx standalone testing

.github/workflows/eamxx-gh-ci-standalone.yml

@@ -0,0 +1,55 @@
+name: gh-standalone
+
+on:
+  pull_request:
+    branches: [ master ]
+    paths:
+      # first, yes to these
+      - '.github/workflows/eamxx-gh-ci-standalone.yml'
+      - 'cime_config/machine/config_machines.xml'
+      - 'components/eamxx/**'
+      - 'components/homme/**'
+      # second, no to these
+      - '!components/eamxx/docs/**'
+      - '!components/eamxx/mkdocs.yml'
+
+  workflow_dispatch:
+
+jobs:
+
+  ci:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        test:
+          - sp
+          - opt
+          - dbg
+          - cov
+    container: 
+      image: ghcr.io/e3sm-project/containers-standalone-ghci:standalone-ghci-0.1.0
+
+    steps:
+      - 
+        name: Checkout
+        uses: actions/checkout@v4
+        with:
+          show-progress: false
+          submodules: recursive
+      - 
+        name: standalone
+        env:
+          SHELL: sh
+        run: |
+          # TODO: get rid of this extra line if we can?
+          git config --global safe.directory '*'
+          ./components/eamxx/scripts/test-all-scream -m ghci-oci -t ${{ matrix.test }}
+      - 
+        name: Artifacts
+        uses: actions/upload-artifact@v4
+        if: ${{ always() }}
+        with:
+          name: ${{ matrix.test }}
+          path: |
+            components/eamxx/ctest-build/*/Testing/Temporary/Last*.log

components/eamxx/cmake/BuildCprnc.cmake

@@ -8,32 +8,44 @@
 include (EkatUtils)
 macro(BuildCprnc)
 
-  # Make sure this is built only once
-  if (NOT TARGET cprnc)
-    if (SCREAM_CIME_BUILD)
-      string (CONCAT MSG
-              "WARNING! By default, scream should not build tests in a CIME build,\n"
-              "and cprnc should only be built by scream in case tests are enabled.\n"
-              "If you explicitly requested tests to be on in a CIME build,\n"
-              "then you can discard this warning. Otherwise, please, contact developers.\n")
-      message("${MSG}")
-    endif()
-    set(BLDROOT ${PROJECT_BINARY_DIR}/externals/cprnc)
-    file(WRITE ${BLDROOT}/Macros.cmake
-      "
-      set(SCC ${CMAKE_C_COMPILER})
-      set(SFC ${CMAKE_Fortran_COMPILER})
-      set(FFLAGS \"${CMAKE_Fortran_FLAGS}\")
-      set(NETCDF_PATH ${NetCDF_Fortran_PATH})
-      "
-    )
-    set(SRC_ROOT ${SCREAM_BASE_DIR}/../..)
-    add_subdirectory(${SRC_ROOT}/cime/CIME/non_py/cprnc ${BLDROOT})
-    EkatDisableAllWarning(cprnc)
-
-    set(CPRNC_BINARY ${BLDROOT}/cprnc CACHE INTERNAL "")
-
+  # TODO: handle this more carefully and more gracefully in the future
+  # TODO: For now, it is just a hack to get going...
+  # find cprnc defined in machine entries
+  set(CCSM_CPRNC $ENV{CCSM_CPRNC})
+  if(EXISTS "${CCSM_CPRNC}")
+    message(STATUS "Path ${CCSM_CPRNC} exists, so we will use it")
+    set(CPRNC_BINARY ${CCSM_CPRNC} CACHE INTERNAL "")
     configure_file (${SCREAM_BASE_DIR}/cmake/CprncTest.cmake.in
                     ${CMAKE_BINARY_DIR}/bin/CprncTest.cmake @ONLY)
+  else()
+    message(WARNING "Path ${CCSM_CPRNC} does not exist, so we will try to build it")
+    # Make sure this is built only once
+    if (NOT TARGET cprnc)
+      if (SCREAM_CIME_BUILD)
+        string (CONCAT MSG
+                "WARNING! By default, scream should not build tests in a CIME build,\n"
+                "and cprnc should only be built by scream in case tests are enabled.\n"
+                "If you explicitly requested tests to be on in a CIME build,\n"
+                "then you can discard this warning. Otherwise, please, contact developers.\n")
+        message("${MSG}")
+      endif()
+      set(BLDROOT ${PROJECT_BINARY_DIR}/externals/cprnc)
+      file(WRITE ${BLDROOT}/Macros.cmake
+        "
+        set(SCC ${CMAKE_C_COMPILER})
+        set(SFC ${CMAKE_Fortran_COMPILER})
+        set(FFLAGS \"${CMAKE_Fortran_FLAGS}\")
+        set(NETCDF_PATH ${NetCDF_Fortran_PATH})
+        "
+      )
+      set(SRC_ROOT ${SCREAM_BASE_DIR}/../..)
+      add_subdirectory(${SRC_ROOT}/cime/CIME/non_py/cprnc ${BLDROOT})
+      EkatDisableAllWarning(cprnc)
+
+      set(CPRNC_BINARY ${BLDROOT}/cprnc CACHE INTERNAL "")
+
+      configure_file (${SCREAM_BASE_DIR}/cmake/CprncTest.cmake.in
+                      ${CMAKE_BINARY_DIR}/bin/CprncTest.cmake @ONLY)
+    endif()
   endif()
 endmacro()

components/eamxx/cmake/machine-files/ghci-oci.cmake

@@ -1,2 +1,15 @@
 include(${CMAKE_CURRENT_LIST_DIR}/common.cmake)
 common_setup()
+
+set(CMAKE_Fortran_FLAGS "-Wno-maybe-uninitialized -Wno-unused-dummy-argument -fallow-argument-mismatch"  CACHE STRING "" FORCE)
+set(CMAKE_CXX_FLAGS "-fvisibility-inlines-hidden -fmessage-length=0 -Wno-use-after-free -Wno-unused-variable -Wno-maybe-uninitialized" CACHE STRING "" FORCE)
+
+# TODO: figure out a better way to handle this, e.g.,
+# TODO: --map-by ppr:1:node:pe=1 doesn't work with mpich,
+# TODO: but -map-by core:1:numa:hwthread=1 may work well?
+# TODO: this will need to be handled in EKAT at some point
+set(EKAT_MPI_NP_FLAG "-np" CACHE STRING "-np")
+
+# TODO: hack in place to get eamxx to recognize CPRNC
+# TODO: See note in BuildCprnc.cmake...
+set(ENV{CCSM_CPRNC} "/usr/local/packages/bin/cprnc")

components/eamxx/scripts/machines_specs.py

@@ -82,6 +82,10 @@
                  ["mpicxx","mpifort","mpicc"],
                   "",
                   ""),
+    "ghci-oci" : ([f"eval $({CIMEROOT}/CIME/Tools/get_case_env -c SMS.ne4pg2_ne4pg2.F2010-SCREAMv1.ghci-oci_gnu)"],
+                 ["mpicxx","mpifort","mpicc"],
+                 "",
+                 ""),
     "linux-generic" :        ([],["mpicxx","mpifort","mpicc"],"", ""),
     "linux-generic-debug" :  ([],["mpicxx","mpifort","mpicc"],"", ""),
     "linux-generic-serial" : ([],["mpicxx","mpifort","mpicc"],"", ""),

components/eamxx/src/share/tests/atm_process_tests.cpp

@@ -443,7 +443,7 @@ TEST_CASE("atm_proc_dag", "") {
 
     using strvec_t = std::vector<std::string>;
     auto params = create_test_params();
-    auto p1 = params.sublist("BarBaz");
+    auto& p1 = params.sublist("BarBaz");
 
     // Make sure there's a missing piece (whatever Baz computes);
     p1.set<strvec_t>("atm_procs_list",{"Bar"});