added ftst_vars.F90 to CMake build

tests/unit/CMakeLists.txt

@@ -1,3 +1,6 @@
+# This is the CMake build file for the tests/unit tests of the PIO library.
+
+# Jim Edwards
 include (LibMPI)
 
 include_directories("${CMAKE_SOURCE_DIR}/tests/unit")
@@ -35,6 +38,11 @@ endif ()
 
 add_dependencies (tests pio_unit_test)
 
+# Add ftst_vars.F90.
+add_executable (ftst_vars EXCLUDE_FROM_ALL ftst_vars.F90)
+target_link_libraries (ftst_vars piof)
+add_dependencies (tests ftst_vars)
+
 # Test Timeout in seconds.
 set (DEFAULT_TEST_TIMEOUT 60)
 
@@ -55,6 +63,10 @@ else ()
     EXECUTABLE ${CMAKE_CURRENT_BINARY_DIR}/pio_unit_test
     NUMPROCS 4
     TIMEOUT ${DEFAULT_TEST_TIMEOUT})
+  add_mpi_test(ftst_vars
+    EXECUTABLE ${CMAKE_CURRENT_BINARY_DIR}/ftst_vars
+    NUMPROCS 4
+    TIMEOUT ${DEFAULT_TEST_TIMEOUT})
 endif ()
 
 if (PIO_HDF5_LOGGING)