Testing: wmo_read_bufr_from_file

tests/CMakeLists.txt

@@ -10,6 +10,7 @@ execute_process( COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_CURRENT_S
 ################################################
 list(APPEND test_c_bins
     list_codetable_flagtable_keys
+    wmo_read_bufr_from_file
     grib_bpv_limit
     grib_double_cmp
     read_any
@@ -178,6 +179,7 @@ if( HAVE_BUILD_TOOLS )
         grib_unpack_subarray
         grib_count
         grib_clone_headers_only
+        wmo_read_bufr_from_file
         bufr_templates
         bufr_rdbSubTypes
         bufr_dump_data

tests/wmo_read_bufr_from_file.cc

@@ -0,0 +1,36 @@
+/*
+ * (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 <stdio.h>
+
+#include "grib_api_internal.h"
+
+#define SIZE 1024 * 1024
+char buffer[SIZE];
+
+int main(int argc, char** argv)
+{
+    int err = 0;
+    FILE* in = NULL;
+    size_t len = SIZE;
+
+    if (argc != 2) return 1;
+
+    in = fopen(argv[1], "r");
+    if (!in) return 1;
+
+    err = wmo_read_bufr_from_file(in, buffer, &len);
+    if (err == GRIB_END_OF_FILE && len == 0)
+        printf("end of file\n");
+
+    printf("BUFR: size: %zu err: %d (%s)\n", len, err, grib_get_error_message(err));
+
+    return 0;
+}

tests/wmo_read_bufr_from_file.sh

@@ -0,0 +1,25 @@
+#!/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="wmo_read_bufr_from_file_test"
+tempText=temp.$label.txt
+tempBufr=temp.$label.bufr
+
+${test_dir}/wmo_read_bufr_from_file $data_dir/bufr/ias1_240.bufr > $tempText
+grep -q "BUFR: size: 180696 .*No error" $tempText
+
+echo BUFR > $tempBufr
+${test_dir}/wmo_read_bufr_from_file $tempBufr > $tempText
+grep -q "BUFR: size: 0 .*End of resource reached when reading message" $tempText
+
+# Clean up
+rm -f $tempText $tempBufr