Changeset 102985 in vbox for trunk/src/VBox/Runtime/testcase

Timestamp:

Jan 22, 2024 9:59:41 AM (13 months ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

161217

Message:

tstRTStrFormat: Added an overflow test.

File:

• trunk/src/VBox/Runtime/testcase/tstRTStrFormat.cpp (modified) (1 diff)

trunk/src/VBox/Runtime/testcase/tstRTStrFormat.cpp

@@ -302 +302 @@
                       "expected: '%s'\n",
                       pszBuf, szCorrect);
+
+    /* overflow */
+    size_t const cbOverflowBuf = 40;
+    static char const s_szOverflowExpect[] = "i=8                                    ";
+    char *pszBuf3 = (char *)RTTestGuardedAllocTail(hTest, cbOverflowBuf);
+    cch = RTStrPrintf(pszBuf3, cbOverflowBuf, "i=%d%*s\n", (int)8, cbOverflowBuf, "");
+    if (strcmp(pszBuf3, s_szOverflowExpect))
+        RTTestIFailed("error: '%s' (#2)\n"
+                      "wanted '%s' (#2)\n", pszBuf, s_szOverflowExpect);
+    else if (cch != sizeof(s_szOverflowExpect) - 1)
+        RTTestIFailed("error: got %zd, expected %zd (#2)\n", cch2, sizeof(s_szOverflowExpect) - 1);
+    RTTestGuardedFree(hTest, pszBuf3);
 }