Testing: wmo_read_any_from_stream

tests/CMakeLists.txt

@@ -13,6 +13,7 @@ list(APPEND test_c_bins
     wmo_read_bufr_from_file
     wmo_read_gts_from_file
     wmo_read_any_from_file
+    wmo_read_any_from_stream
     grib_bpv_limit
     grib_double_cmp
     read_any
@@ -184,6 +185,7 @@ if( HAVE_BUILD_TOOLS )
         wmo_read_bufr_from_file
         wmo_read_gts_from_file
         wmo_read_any_from_file
+        wmo_read_any_from_stream
         bufr_templates
         bufr_rdbSubTypes
         bufr_dump_data

tests/wmo_read_any_from_stream.cc

@@ -0,0 +1,48 @@
+/*
+ * (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];
+
+static long readcb(void* data, void* buffer, long len)
+{
+    //long l = handle->read(buffer, len);
+    // ecCodes interprets a -1 as EOF
+    //return l == 0 ? -1 : l;
+    return -1;
+}
+
+int main(int argc, char** argv)
+{
+    int err = 0;
+    FILE* in = NULL;
+    size_t len = SIZE;
+    grib_handle* h = NULL;
+
+    if (argc != 2) return 1;
+
+    in = fopen(argv[1], "r");
+    if (!in) return 1;
+
+    h = grib_handle_new_from_file(0, in, &err);
+    if (!h) return 1;
+
+    const void* data = NULL;
+    GRIB_CHECK(grib_get_message(h, &data, &len), 0);
+
+    err = wmo_read_any_from_stream( (void*)data, &readcb, buffer, &len );
+    printf("err = %d \n",err);
+
+    return 0;
+}

tests/wmo_read_any_from_stream.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_any_from_stream_test"
+tempText=temp.$label.txt
+tempGrib=temp.$label.grib
+
+if [ $ECCODES_ON_WINDOWS -eq 1 ]; then
+    echo "$0: This test is currently disabled on Windows"
+    exit 0
+fi
+
+${test_dir}/wmo_read_any_from_stream $data_dir/sample.grib2
+
+# Clean up
+rm -f $tempText $tempGrib