eccodes/tests/grib_change_packing.sh

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#!/bin/sh
# --- check nothing bombs when changing packing
# --- for now limited to just a few packing schemes
. ./include.sh
#set -x
grib1=${data_dir}/reduced_latlon_surface_constant.grib1
grib2=${data_dir}/reduced_latlon_surface_constant.grib2
packing1="
grid_ieee
grid_simple
grid_simple_matrix"
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packing2="
grid_ieee
grid_jpeg
grid_simple
grid_simple_matrix"
#TODO: grid_simple_log_preprocessing
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temp=temp.change_packing.grib
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rm -f $temp
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# --- test changing the packing
# arg 1 : input grib file
# arg 2-n : packing types to test
function test_packing() {
grib=$1
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if [ ! -f $grib ]; then
echo "Input data missing"
exit 1
fi
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shift
while [ $# -gt 0 ]; do
packing=$1
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${tools_dir}/grib_set -r -s packingType=$packing $grib $temp
result=`${tools_dir}/grib_get -p packingType $temp`
if [ "$result" != "$packing" ]; then
echo "Setting packing did not go right"
exit 1
fi
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shift
done
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rm -f $temp
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}
# ECC-774
# ------------
input=${data_dir}/spherical_model_level.grib2
output=`${tools_dir}/grib_set -r -s packingType=spectral_simple $input $temp 2>&1`
# Check no error was posted i.e. output string is empty
[ -z "$output" ]
res1=`${tools_dir}/grib_get '-F%.1f' -p avg,enorm $input`
res2=`${tools_dir}/grib_get '-F%.1f' -p avg,enorm $temp`
[ "$res1" = "$res2" ]
rm -f $temp
# Change grib packing test
# -------------------------
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test_packing $grib1 $packing1
test_packing $grib2 $packing2
rm -f $temp