[glib: 2/6] tests: Add some additional assertions to avoid scan-build warnings

[Sebastian Dröge <sdroege src gnome org>]

commit 2e7d3dcf7082e7f09b84b62cc68bd6b38bde39f9
Author: Philip Withnall <pwithnall endlessos org>
Date:   Wed Oct 14 13:04:44 2020 +0100

    tests: Add some additional assertions to avoid scan-build warnings
    
    This should avoid warnings like:
    ```
    ../../../glib/tests/regex.c:715:7: warning: Array access (from variable 'matches') results in a null 
pointer dereference
          g_assert_cmpstr (l_exp->data, ==, matches[i]);
          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    ../../../glib/gtestutils.h:43:79: note: expanded from macro 'g_assert_cmpstr'
                                                 const char *__s1 = (s1), *__s2 = (s2); \
                                                                                  ^~~~
    ../../../glib/tests/regex.c:803:7: warning: Array access (from variable 'tokens') results in a null 
pointer dereference
          g_assert_cmpstr (l_exp->data, ==, tokens[i]);
          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    ../../../glib/gtestutils.h:43:79: note: expanded from macro 'g_assert_cmpstr'
                                                 const char *__s1 = (s1), *__s2 = (s2); \
                                                                                  ^~~~
    ../../../glib/tests/regex.c:886:7: warning: Array access (from variable 'tokens') results in a null 
pointer dereference
          g_assert_cmpstr (l_exp->data, ==, tokens[i]);
          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    ../../../glib/gtestutils.h:43:79: note: expanded from macro 'g_assert_cmpstr'
                                                 const char *__s1 = (s1), *__s2 = (s2); \
                                                                                  ^~~~
    ../../../glib/tests/regex.c:918:7: warning: Array access (from variable 'tokens') results in a null 
pointer dereference
          g_assert_cmpstr (l_exp->data, ==, tokens[i]);
          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    ../../../glib/gtestutils.h:43:79: note: expanded from macro 'g_assert_cmpstr'
                                                 const char *__s1 = (s1), *__s2 = (s2); \
                                                                                  ^~~~
    ```
    
    Signed-off-by: Philip Withnall <pwithnall endlessos org>

 glib/tests/regex.c | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/glib/tests/regex.c b/glib/tests/regex.c
index ee9cd21ca..1ea6f9288 100644
--- a/glib/tests/regex.c
+++ b/glib/tests/regex.c
@@ -712,6 +712,7 @@ test_fetch_all (gconstpointer d)
   l_exp = data->expected;
   for (i = 0; l_exp != NULL; i++, l_exp = g_slist_next (l_exp))
     {
+      g_assert_nonnull (matches);
       g_assert_cmpstr (l_exp->data, ==, matches[i]);
     }
 
@@ -800,6 +801,7 @@ test_split_simple (gconstpointer d)
   l_exp = data->expected;
   for (i = 0; l_exp != NULL; i++, l_exp = g_slist_next (l_exp))
     {
+      g_assert_nonnull (tokens);
       g_assert_cmpstr (l_exp->data, ==, tokens[i]);
     }
 
@@ -883,6 +885,7 @@ test_split_full (gconstpointer d)
   l_exp = data->expected;
   for (i = 0; l_exp != NULL; i++, l_exp = g_slist_next (l_exp))
     {
+      g_assert_nonnull (tokens);
       g_assert_cmpstr (l_exp->data, ==, tokens[i]);
     }
 
@@ -915,6 +918,7 @@ test_split (gconstpointer d)
   l_exp = data->expected;
   for (i = 0; l_exp != NULL; i++, l_exp = g_slist_next (l_exp))
     {
+      g_assert_nonnull (tokens);
       g_assert_cmpstr (l_exp->data, ==, tokens[i]);
     }