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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:17:27 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:17:27 +0000
commitf215e02bf85f68d3a6106c2a1f4f7f063f819064 (patch)
tree6bb5b92c046312c4e95ac2620b10ddf482d3fa8b /src/VBox/Runtime/testcase/tstRTSymlink.cpp
parentInitial commit. (diff)
downloadvirtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.tar.xz
virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.zip
Adding upstream version 7.0.14-dfsg.upstream/7.0.14-dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/VBox/Runtime/testcase/tstRTSymlink.cpp')
-rw-r--r--src/VBox/Runtime/testcase/tstRTSymlink.cpp209
1 files changed, 209 insertions, 0 deletions
diff --git a/src/VBox/Runtime/testcase/tstRTSymlink.cpp b/src/VBox/Runtime/testcase/tstRTSymlink.cpp
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+/* $Id: tstRTSymlink.cpp $ */
+/** @file
+ * IPRT Testcase - Symbolic Links.
+ */
+
+/*
+ * Copyright (C) 2010-2023 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox 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.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+
+/*********************************************************************************************************************************
+* Header Files *
+*********************************************************************************************************************************/
+#include <iprt/symlink.h>
+
+#include <iprt/test.h>
+#include <iprt/dir.h>
+#include <iprt/err.h>
+#include <iprt/file.h>
+#include <iprt/param.h>
+#include <iprt/path.h>
+#include <iprt/process.h>
+#include <iprt/string.h>
+#include <iprt/initterm.h>
+
+
+static void test1Worker(RTTEST hTest, const char *pszBaseDir,
+ const char *pszTarget, RTSYMLINKTYPE enmType, bool fDangling)
+{
+ char szPath1[RTPATH_MAX];
+ char szPath2[RTPATH_MAX];
+ size_t cchTarget = strlen(pszTarget);
+ char szPath3[RTPATH_MAX];
+
+ RTStrCopy(szPath3, sizeof(szPath3), pszTarget);
+
+#ifdef RT_OS_WINDOWS
+ /* see RTSymlinkCreate in symlink-win.cpp */
+ char c;
+ char *psz = szPath3;
+ while ((c = *psz) != '\0')
+ {
+ if (c == '/')
+ *psz = '\\';
+ psz++;
+ }
+#endif
+
+ /* Create it.*/
+ RTTESTI_CHECK_RC_OK_RETV(RTPathJoin(szPath1, sizeof(szPath1), pszBaseDir, "tstRTSymlink-link-1"));
+ RTSymlinkDelete(szPath1, 0); /* clean up previous run */
+ int rc = RTSymlinkCreate(szPath1, pszTarget, enmType, 0);
+ if (rc == VERR_NOT_SUPPORTED)
+ {
+ RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "VERR_NOT_SUPPORTED - skipping\n");
+ return;
+ }
+ RTTESTI_CHECK_RC_RETV(rc, VINF_SUCCESS);
+
+ /* Check the predicate functions. */
+ RTTESTI_CHECK(RTSymlinkExists(szPath1));
+ RTTESTI_CHECK(RTSymlinkIsDangling(szPath1) == fDangling);
+
+ /* Read it. */
+ memset(szPath2, 0xff, sizeof(szPath2));
+ szPath2[sizeof(szPath2) - 1] = '\0';
+ RTTESTI_CHECK_RC(RTSymlinkRead(szPath1, szPath2, sizeof(szPath2), 0), VINF_SUCCESS);
+ RTTESTI_CHECK_MSG(strcmp(szPath2, szPath3) == 0, ("got=\"%s\" expected=\"%s\"", szPath2, szPath3));
+
+ memset(szPath2, 0xff, sizeof(szPath2));
+ szPath2[sizeof(szPath2) - 1] = '\0';
+ RTTESTI_CHECK_RC(RTSymlinkRead(szPath1, szPath2, cchTarget + 1, 0), VINF_SUCCESS);
+ RTTESTI_CHECK_MSG(strcmp(szPath2, szPath3) == 0, ("got=\"%s\" expected=\"%s\"", szPath2, szPath3));
+
+ memset(szPath2, 0xff, sizeof(szPath2));
+ szPath2[sizeof(szPath2) - 1] = '\0';
+ RTTESTI_CHECK_RC(RTSymlinkRead(szPath1, szPath2, cchTarget, 0), VERR_BUFFER_OVERFLOW);
+ RTTESTI_CHECK_MSG( strncmp(szPath2, szPath3, cchTarget - 1) == 0
+ && szPath2[cchTarget - 1] == '\0',
+ ("got=\"%s\" expected=\"%.*s\"", szPath2, cchTarget - 1, szPath3));
+
+ /* Other APIs that have to handle symlinks carefully. */
+ RTFSOBJINFO ObjInfo;
+ RTTESTI_CHECK_RC(rc = RTPathQueryInfo(szPath1, &ObjInfo, RTFSOBJATTRADD_NOTHING), VINF_SUCCESS);
+ if (RT_SUCCESS(rc))
+ RTTESTI_CHECK(RTFS_IS_SYMLINK(ObjInfo.Attr.fMode));
+ RTTESTI_CHECK_RC(rc = RTPathQueryInfoEx(szPath1, &ObjInfo, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK), VINF_SUCCESS);
+ if (RT_SUCCESS(rc))
+ RTTESTI_CHECK(RTFS_IS_SYMLINK(ObjInfo.Attr.fMode));
+
+ if (!fDangling)
+ {
+ RTTESTI_CHECK_RC(rc = RTPathQueryInfoEx(szPath1, &ObjInfo, RTFSOBJATTRADD_NOTHING, RTPATH_F_FOLLOW_LINK), VINF_SUCCESS);
+ if (RT_SUCCESS(rc))
+ RTTESTI_CHECK(!RTFS_IS_SYMLINK(ObjInfo.Attr.fMode));
+ else
+ RT_ZERO(ObjInfo);
+
+ if (enmType == RTSYMLINKTYPE_DIR)
+ {
+ RTTESTI_CHECK(RTDirExists(szPath1));
+ RTTESTI_CHECK(RTFS_IS_DIRECTORY(ObjInfo.Attr.fMode));
+ }
+ else if (enmType == RTSYMLINKTYPE_FILE)
+ {
+ RTTESTI_CHECK(RTFileExists(szPath1));
+ RTTESTI_CHECK(RTFS_IS_FILE(ObjInfo.Attr.fMode));
+ }
+
+ /** @todo Check more APIs */
+ }
+
+ /* Finally, the removal of the symlink. */
+ RTTESTI_CHECK_RC(RTSymlinkDelete(szPath1, 0), VINF_SUCCESS);
+ RTTESTI_CHECK_RC(RTSymlinkDelete(szPath1, 0), VERR_FILE_NOT_FOUND);
+}
+
+
+static void test1(RTTEST hTest, const char *pszBaseDir)
+{
+ char szPath1[RTPATH_MAX];
+
+ /*
+ * Making some assumptions about how we are executed from to start with...
+ */
+ RTTestISub("Negative RTSymlinkRead, Exists & IsDangling");
+ char szExecDir[RTPATH_MAX];
+ RTTESTI_CHECK_RC_OK_RETV(RTPathExecDir(szExecDir, sizeof(szExecDir)));
+ RTTESTI_CHECK(RTDirExists(szExecDir));
+
+ char szExecFile[RTPATH_MAX];
+ RTTESTI_CHECK_RETV(RTProcGetExecutablePath(szExecFile, sizeof(szExecFile)) != NULL);
+ RTTESTI_CHECK(RTFileExists(szExecFile));
+
+ RTTESTI_CHECK(!RTSymlinkExists(szExecFile));
+ RTTESTI_CHECK(!RTSymlinkExists(szExecDir));
+ RTTESTI_CHECK(!RTSymlinkIsDangling(szExecFile));
+ RTTESTI_CHECK(!RTSymlinkIsDangling(szExecDir));
+ RTTESTI_CHECK(!RTSymlinkExists("/"));
+ RTTESTI_CHECK(!RTSymlinkIsDangling("/"));
+ RTTESTI_CHECK(!RTSymlinkExists("/some/non-existing/directory/name/iprt"));
+ RTTESTI_CHECK(!RTSymlinkExists("/some/non-existing/directory/name/iprt/"));
+ RTTESTI_CHECK(!RTSymlinkIsDangling("/some/non-existing/directory/name/iprt"));
+ RTTESTI_CHECK(!RTSymlinkIsDangling("/some/non-existing/directory/name/iprt/"));
+
+ RTTESTI_CHECK_RC(RTSymlinkRead(szExecFile, szPath1, sizeof(szPath1), 0), VERR_NOT_SYMLINK);
+ RTTESTI_CHECK_RC(RTSymlinkRead(szExecDir, szPath1, sizeof(szPath1), 0), VERR_NOT_SYMLINK);
+
+ /*
+ * Do some symlinking. ASSUME they are supported on the test file system.
+ */
+ RTTestISub("Basics");
+ RTTESTI_CHECK_RETV(RTDirExists(pszBaseDir));
+ test1Worker(hTest, pszBaseDir, szExecFile, RTSYMLINKTYPE_FILE, false /*fDangling*/);
+ test1Worker(hTest, pszBaseDir, szExecDir, RTSYMLINKTYPE_DIR, false /*fDangling*/);
+ test1Worker(hTest, pszBaseDir, szExecFile, RTSYMLINKTYPE_UNKNOWN, false /*fDangling*/);
+ test1Worker(hTest, pszBaseDir, szExecDir, RTSYMLINKTYPE_UNKNOWN, false /*fDangling*/);
+
+ /*
+ * Create a few dangling links.
+ */
+ RTTestISub("Dangling links");
+ test1Worker(hTest, pszBaseDir, "../dangle/dangle", RTSYMLINKTYPE_FILE, true /*fDangling*/);
+ test1Worker(hTest, pszBaseDir, "../dangle/dangle", RTSYMLINKTYPE_DIR, true /*fDangling*/);
+ test1Worker(hTest, pszBaseDir, "../dangle/dangle", RTSYMLINKTYPE_UNKNOWN, true /*fDangling*/);
+ test1Worker(hTest, pszBaseDir, "../dangle/dangle/", RTSYMLINKTYPE_UNKNOWN, true /*fDangling*/);
+}
+
+
+int main()
+{
+ RTTEST hTest;
+ int rc = RTTestInitAndCreate("tstRTSymlink", &hTest);
+ if (rc)
+ return rc;
+ RTTestBanner(hTest);
+
+ test1(hTest, ".");
+
+ return RTTestSummaryAndDestroy(hTest);
+}
+