1 files changed, 88 insertions, 0 deletions
diff --git a/src/VBox/Runtime/testcase/tstRTErrUnique.cpp b/src/VBox/Runtime/testcase/tstRTErrUnique.cpp
new file mode 100644
index 00000000..85cbca7b
--- /dev/null
+++ b/src/VBox/Runtime/testcase/tstRTErrUnique.cpp
@@ -0,0 +1,88 @@
+/* $Id: tstRTErrUnique.cpp $ */
+/** @file
+ * IPRT Testcase - Error Messages.
+ */
+
+/*
+ * Copyright (C) 2006-2019 Oracle Corporation
+ *
+ * This file is part of VirtualBox Open Source Edition (OSE), as
+ * available from http://www.virtualbox.org. This file is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU
+ * General Public License (GPL) as published by the Free Software
+ * Foundation, in version 2 as it comes in the "COPYING" file of the
+ * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
+ * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
+ * VirtualBox OSE distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ */
+
+
+/*********************************************************************************************************************************
+*   Header Files                                                                                                                 *
+*********************************************************************************************************************************/
+#include <iprt/err.h>
+#include <iprt/string.h>
+#include <iprt/test.h>
+#ifdef VBOX
+# include <VBox/err.h>
+#endif
+
+
+/*********************************************************************************************************************************
+*   Global Variables                                                                                                             *
+*********************************************************************************************************************************/
+/** Array of messages.
+ * The data is generated by a sed script.
+ */
+static const RTSTATUSMSG  g_aErrorMessages[] =
+{
+#include "errmsgdata.h"
+};
+
+
+static bool strIsPermissibleDuplicate(const RTSTATUSMSG *pMsg)
+{
+    const char *pszDefine = pMsg->pszDefine;
+    size_t      cchDefine = strlen(pszDefine);
+
+#define STR_ENDS_WITH(a_psz, a_cch, a_sz) \
+    ( (a_cch) >= sizeof(a_sz) && !strncmp((a_psz) + (a_cch) - sizeof(a_sz) + 1, RT_STR_TUPLE(a_sz)) )
+
+    return  STR_ENDS_WITH(pszDefine, cchDefine, "_FIRST")
+         || STR_ENDS_WITH(pszDefine, cchDefine, "_LAST")
+         || STR_ENDS_WITH(pszDefine, cchDefine, "_LOWEST")
+         || STR_ENDS_WITH(pszDefine, cchDefine, "_HIGHEST")
+         || strstr(pMsg->pszMsgShort, "(mapped to") != 0;
+}
+
+
+int main()
+{
+    RTTEST hTest;
+    RTEXITCODE rcExit = RTTestInitAndCreate("tstRTErrUnique", &hTest);
+    if (rcExit != RTEXITCODE_SUCCESS)
+        return rcExit;
+    RTTestBanner(hTest);
+
+    RTTestSub(hTest, "IPRT status code");
+    for (uint32_t i = 0; i < RT_ELEMENTS(g_aErrorMessages) - 1; i++)
+        if (!strIsPermissibleDuplicate(&g_aErrorMessages[i]))
+            for (uint32_t j = i + 1; j < RT_ELEMENTS(g_aErrorMessages); j++)
+                if (   !strIsPermissibleDuplicate(&g_aErrorMessages[j])
+                    && g_aErrorMessages[i].iCode == g_aErrorMessages[j].iCode)
+                    RTTestFailed(hTest, "Status code %d can mean both '%s' and '%s'",
+                                 g_aErrorMessages[i].iCode,
+                                 g_aErrorMessages[i].pszDefine,
+                                 g_aErrorMessages[j].pszDefine);
+
+    return RTTestSummaryAndDestroy(hTest);
+}
+