usnic: unit test parse_ifex_str

Reviewed-by: Jeff Squyres <jsquyres@cisco.com>

cmr=v1.7.5:ticket=trac:4253

This commit was SVN r30846.

The following Trac tickets were found above:
  Ticket 4253 --> https://svn.open-mpi.org/trac/ompi/ticket/4253

ompi/mca/btl/usnic/Makefile.am

@@ -27,6 +27,9 @@ EXTRA_DIST = README.txt README.test
 dist_ompidata_DATA = \
     help-mpi-btl-usnic.txt
 
+test_sources = \
+    test/btl_usnic_component_test.h
+
 sources = \
     btl_usnic_compat.h \
     btl_usnic_module.c \
@@ -52,7 +55,8 @@ sources = \
     btl_usnic_util.c \
     btl_usnic_util.h \
     btl_usnic_test.c \
-    btl_usnic_test.h
+    btl_usnic_test.h \
+    $(test_sources)
 
 if OPAL_HAVE_HWLOC
 sources += btl_usnic_hwloc.c

ompi/mca/btl/usnic/btl_usnic_component.c

@@ -1584,3 +1584,5 @@ void ompi_btl_usnic_component_debug(void)
         ompi_btl_usnic_print_stats(module, "  manual", /*reset=*/false);
     }
 }
+
+#include "test/btl_usnic_component_test.h"

ompi/mca/btl/usnic/test/btl_usnic_component_test.h

@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2014      Cisco Systems, Inc.  All rights reserved.
+ * $COPYRIGHT$
+ *
+ * Additional copyrights may follow
+ *
+ * $HEADER$
+ */
+
+#include "btl_usnic_test.h"
+
+/* see README.test for info about why/how this file is included into another
+ * source file */
+#if OMPI_BTL_USNIC_UNIT_TESTS
+
+static int test_parse_ifex_str(void *ctx)
+{
+    usnic_if_filter_t *f;
+
+    f = parse_ifex_str(NULL, "include");
+    check(f == NULL);
+    free_filter(f);
+
+    f = parse_ifex_str("", "include");
+    check(f == NULL);
+    free_filter(f);
+
+    f = parse_ifex_str("usnic_1,usnic_0", "include");
+    check(f != NULL);
+    check(f->n_elt == 2);
+    check(f->elts != NULL);
+    check(f->elts[0].is_netmask == false);
+    check_str_eq(f->elts[0].if_name, "usnic_1");
+    check(f->elts[1].is_netmask == false);
+    check_str_eq(f->elts[1].if_name, "usnic_0");
+    free_filter(f);
+
+    f = parse_ifex_str("usnic_1,1.2.3.0/24", "exclude");
+    check(f != NULL);
+    check(f->n_elt == 2);
+    check(f->elts != NULL);
+    check(f->elts[0].is_netmask == false);
+    check_str_eq(f->elts[0].if_name, "usnic_1");
+    check(f->elts[1].is_netmask == true);
+    check(f->elts[1].addr == htonl(0x01020300));
+    check(f->elts[1].prefixlen == 24);
+    free_filter(f);
+
+    return 0;
+}
+
+USNIC_REGISTER_TEST("test_parse_ifex_str", test_parse_ifex_str, NULL)
+
+#endif