TEST_NEGCACHE: Ensure root's uid and gid are always added to ncache

In order to do so two new functions have been introduced and
test_sss_ncache_prepopulate() has been modified in order to ensure that
root's uid and gid are always added to the negative cache.

Related: https://pagure.io/SSSD/sssd/issue/3460

Signed-off-by: Fabiano Fidêncio <fidencio@redhat.com>

Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>

1 files changed, 24 insertions, 0 deletions

diff --git a/src/tests/cmocka/test_negcache.c b/src/tests/cmocka/test_negcache.c
index 163e4653e..ba39f778d 100644
--- a/src/tests/cmocka/test_negcache.c
+++ b/src/tests/cmocka/test_negcache.c
@@ -564,6 +564,24 @@ static int check_group_in_ncache(struct sss_nc_ctx *ctx,
     return ret;
 }
 
+static int check_uid_in_ncache(struct sss_nc_ctx *ctx,
+                               uid_t uid)
+{
+    int ret;
+
+    ret = sss_ncache_check_uid(ctx, NULL, uid);
+    return ret;
+}
+
+static int check_gid_in_ncache(struct sss_nc_ctx *ctx,
+                               gid_t gid)
+{
+    int ret;
+
+    ret = sss_ncache_check_gid(ctx, NULL, gid);
+    return ret;
+}
+
 static void test_sss_ncache_prepopulate(void **state)
 {
     int ret;
@@ -636,6 +654,12 @@ static void test_sss_ncache_prepopulate(void **state)
 
     ret = check_group_in_ncache(ncache, dom, "root");
     assert_int_equal(ret, EEXIST);
+
+    ret = check_uid_in_ncache(ncache, 0);
+    assert_int_equal(ret, EEXIST);
+
+    ret = check_gid_in_ncache(ncache, 0);
+    assert_int_equal(ret, EEXIST);
 }
 
 static void test_sss_ncache_default_domain_suffix(void **state)