From 0c1589224727bffb58c1507d57c9b4c059ce5d40 Mon Sep 17 00:00:00 2001
From: Edward Hartnett <Edward.Hartnett@noaa.gov>
Date: Wed, 22 Jul 2020 07:57:41 -0600
Subject: [PATCH] starting to fill in test_simple

---
 tests/cunit/CMakeLists.txt |  2 +-
 tests/cunit/Makefile.am    |  1 +
 tests/cunit/test_simple.c  | 26 ++++++++++++++++++++++++--
 3 files changed, 26 insertions(+), 3 deletions(-)

diff --git a/tests/cunit/CMakeLists.txt b/tests/cunit/CMakeLists.txt
index 4502ecd7398..b3611b8b7eb 100644
--- a/tests/cunit/CMakeLists.txt
+++ b/tests/cunit/CMakeLists.txt
@@ -111,7 +111,7 @@ if (NOT PIO_USE_MPISERIAL)
     target_link_libraries (test_async_manyproc pioc)
     add_executable (test_async_1d EXCLUDE_FROM_ALL test_async_1d.c)
     target_link_libraries (test_async_1d pioc)
-    add_executable (test_simple EXCLUDE_FROM_ALL test_simple.c)
+    add_executable (test_simple EXCLUDE_FROM_ALL test_simple.c test_common.c)
     target_link_libraries (test_simple pioc)
   endif ()
 endif ()
diff --git a/tests/cunit/Makefile.am b/tests/cunit/Makefile.am
index c1ca26cf407..ecb7024e117 100644
--- a/tests/cunit/Makefile.am
+++ b/tests/cunit/Makefile.am
@@ -65,6 +65,7 @@ test_perf2_SOURCES = test_perf2.c test_common.c pio_tests.h
 test_async_perf_SOURCES = test_async_perf.c test_common.c pio_tests.h
 test_darray_vard_SOURCES = test_darray_vard.c test_common.c pio_tests.h
 test_async_1d_SOURCES = test_async_1d.c pio_tests.h
+test_simple_SOURCES = test_simple.c test_common.c pio_tests.h
 
 # Distribute the test script.
 EXTRA_DIST = run_tests.sh CMakeLists.txt test_darray_frame.c
diff --git a/tests/cunit/test_simple.c b/tests/cunit/test_simple.c
index ea332ef936e..f3f04437e80 100644
--- a/tests/cunit/test_simple.c
+++ b/tests/cunit/test_simple.c
@@ -16,8 +16,10 @@ int main(int argc, char **argv)
     int ntasks; /* Number of processors involved in current execution. */
     int num_iotasks = 1;
     int iosysid; /* The ID for the parallel I/O system. */
-    /* int num_flavors; /\* Number of PIO netCDF flavors in this build. *\/ */
-    /* int flavor[NUM_FLAVORS]; /\* iotypes for the supported netCDF IO flavors. *\/ */
+    int ncid;
+    int num_flavors; /* Number of PIO netCDF flavors in this build. */
+    int flavor[NUM_FLAVORS]; /* iotypes for the supported netCDF IO flavors. */
+    int f;
     int ret; /* Return code. */
 
     /* Initialize MPI. */
@@ -41,6 +43,26 @@ int main(int argc, char **argv)
 				   &iosysid)))
 	ERR(ret);
 
+    /* Find out which IOtypes are available in this build by calling
+     * this function from test_common.c. */
+    if ((ret = get_iotypes(&num_flavors, flavor)))
+	ERR(ret);
+
+    /* Create a file with each available IOType. */
+    for (f = 0; f < num_flavors; f++)
+    {
+	char filename[NC_MAX_NAME + 1];
+
+	sprintf(filename, "%s_%d.nc", TEST_NAME, flavor[f]);
+	/* Create a file. */
+	if ((ret = PIOc_createfile(iosysid, &ncid, &flavor[f], filename, NC_CLOBBER)))
+	    ERR(ret);
+	
+	/* Close the file. */
+	if ((ret = PIOc_closefile(ncid)))
+	    ERR(ret);
+    } /* next IOType */
+
     /* Finalize the IOsystem. */
     if ((ret = PIOc_finalize(iosysid)))
 	ERR(ret);