Testing: GRIB decoding with headers_only enabled

tests/CMakeLists.txt

@@ -81,6 +81,7 @@ if( HAVE_BUILD_TOOLS )
         definitions
         grib2_version
         grib_calendar
+        grib_headers_only
         grib_md5
         grib_cfNames
         grib_packing_order

tests/grib_headers_only.sh

@@ -0,0 +1,69 @@
+#!/bin/sh
+# (C) Copyright 2005- ECMWF.
+#
+# This software is licensed under the terms of the Apache Licence Version 2.0
+# which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
+# 
+# In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
+# virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
+#
+
+. ./include.ctest.sh
+
+label="grib_headers_only_test"
+tempLog=temp.$label.log
+tempText=temp.$label.txt
+rm -f $tempText $tempLog
+
+sample_g1="$ECCODES_SAMPLES_PATH/GRIB1.tmpl"
+sample_g2="$ECCODES_SAMPLES_PATH/GRIB2.tmpl"
+
+files="$sample_g1 $sample_g2"
+for file in $files; do
+  # Since we're not including the data section, the packingType key must not appear
+  $EXEC ${tools_dir}/grib_ls -j -M -x $sample_g1 > $tempLog
+  set +e
+  grep -q "packingType" $tempLog
+  status=$?
+  set -e
+  [ $status -ne 0 ]
+done
+
+$EXEC ${tools_dir}/grib_dump -M -x -O $sample_g1 > $tempLog
+$EXEC ${tools_dir}/grib_dump -M -x -O $sample_g2 > $tempLog
+
+
+files="reduced_gaussian_lsm.grib1
+reduced_gaussian_model_level.grib1
+reduced_gaussian_model_level.grib2
+reduced_gaussian_pressure_level.grib1
+reduced_gaussian_pressure_level.grib2
+reduced_gaussian_pressure_level_constant.grib1
+reduced_gaussian_pressure_level_constant.grib2
+reduced_gaussian_sub_area.grib1
+reduced_gaussian_sub_area.grib2
+reduced_gaussian_surface.grib1
+reduced_gaussian_surface.grib2
+reduced_latlon_surface.grib1
+reduced_latlon_surface.grib2
+regular_gaussian_model_level.grib1
+regular_gaussian_model_level.grib2
+regular_gaussian_pressure_level.grib1
+regular_gaussian_pressure_level.grib2
+regular_gaussian_pressure_level_constant.grib1
+regular_gaussian_pressure_level_constant.grib2
+regular_gaussian_surface.grib1
+regular_gaussian_surface.grib2
+regular_latlon_surface.grib1
+regular_latlon_surface.grib2
+"
+
+for f in $files; do
+  file=$data_dir/$f
+  echo $file
+  ${tools_dir}/grib_ls -M -x $file > $tempLog
+  ${tools_dir}/grib_dump -O -M -x $file > $tempLog
+done
+
+# Clean up
+rm -f $tempText $tempLog