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authorMarkus Armbruster <armbru@redhat.com>2017-03-03 13:32:46 +0100
committerMarkus Armbruster <armbru@redhat.com>2017-03-05 09:14:20 +0100
commita9416dc62c36079b93b4951c894a0b15e53bb38c (patch)
tree3c5af2b9ea8f6ec2a98b014a3a075d4c0ad47c6a /tests/test-string-input-visitor.c
parenta4a1c70dc759e5b81627e96564f344ab43ea86eb (diff)
downloadfocaccia-qemu-a9416dc62c36079b93b4951c894a0b15e53bb38c.tar.gz
focaccia-qemu-a9416dc62c36079b93b4951c894a0b15e53bb38c.zip
tests: Cover input visit beyond end of list
When you try to visit beyond the end of a list, the qobject input
visitor crashes, and the string visitor screws returns garbage.  The
generated list visits never go beyond the list end, but manual visits
could.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <1488544368-30622-27-git-send-email-armbru@redhat.com>
Diffstat (limited to 'tests/test-string-input-visitor.c')
-rw-r--r--tests/test-string-input-visitor.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/tests/test-string-input-visitor.c b/tests/test-string-input-visitor.c
index fbe380acbe..6db850bc89 100644
--- a/tests/test-string-input-visitor.c
+++ b/tests/test-string-input-visitor.c
@@ -123,6 +123,7 @@ static void test_visitor_in_intList(TestInputVisitorData *data,
     int64List *res = NULL;
     int64List *tail;
     Visitor *v;
+    int64_t val;
 
     /* Valid lists */
 
@@ -175,6 +176,21 @@ static void test_visitor_in_intList(TestInputVisitorData *data,
     visit_end_list(v, (void **)&res);
 
     qapi_free_int64List(res);
+
+    /* Visit beyond end of list */
+    v = visitor_input_test_init(data, "0");
+
+    visit_start_list(v, NULL, (GenericList **)&res, sizeof(*res),
+                     &error_abort);
+    tail = res;
+    visit_type_int64(v, NULL, &tail->value, &err);
+    g_assert_cmpint(tail->value, ==, 0);
+    visit_type_int64(v, NULL, &val, &err);
+    g_assert_cmpint(val, ==, 1); /* BUG */
+    visit_check_list(v, &error_abort);
+    visit_end_list(v, (void **)&res);
+
+    qapi_free_int64List(res);
 }
 
 static void test_visitor_in_bool(TestInputVisitorData *data,