Fix warning in test_strunescape

[collectd.git] / src / utils / common / common_test.c

diff --git a/src/utils/common/common_test.c b/src/utils/common/common_test.c
index 0e061a1..b8b3b4f 100644 (file)
--- a/src/utils/common/common_test.c
+++ b/src/utils/common/common_test.c
@@ -232,33 +232,33 @@ DEF_TEST(escape_string) {
 }
 
 DEF_TEST(strunescape) {
-  char buffer[16];
+  char buffer[32] = {0};
   int status;
 
-  strncpy(buffer, "foo\\tbar", sizeof(buffer));
+  strncpy(buffer, "foo\\tbar", sizeof(buffer) - 1);
   status = strunescape(buffer, sizeof(buffer));
   OK(status == 0);
   EXPECT_EQ_STR("foo\tbar", buffer);
 
-  strncpy(buffer, "\\tfoo\\r\\n", sizeof(buffer));
+  strncpy(buffer, "\\tfoo\\r\\n", sizeof(buffer) - 1);
   status = strunescape(buffer, sizeof(buffer));
   OK(status == 0);
   EXPECT_EQ_STR("\tfoo\r\n", buffer);
 
-  strncpy(buffer, "With \\\"quotes\\\"", sizeof(buffer));
+  strncpy(buffer, "With \\\"quotes\\\"", sizeof(buffer) - 1);
   status = strunescape(buffer, sizeof(buffer));
   OK(status == 0);
   EXPECT_EQ_STR("With \"quotes\"", buffer);
 
   /* Backslash before null byte */
-  strncpy(buffer, "\\tbackslash end\\", sizeof(buffer));
+  strncpy(buffer, "\\tbackslash end\\", sizeof(buffer) - 1);
   status = strunescape(buffer, sizeof(buffer));
   OK(status != 0);
   EXPECT_EQ_STR("\tbackslash end", buffer);
   return 0;
 
   /* Backslash at buffer end */
-  strncpy(buffer, "\\t3\\56", sizeof(buffer));
+  strncpy(buffer, "\\t3\\56", sizeof(buffer) - 1);
   status = strunescape(buffer, 4);
   OK(status != 0);
   OK(buffer[0] == '\t');