2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2019 The FreeBSD Foundation
6 * This software was developed by BFF Storage Systems, LLC under sponsorship
7 * from the FreeBSD Foundation.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
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13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
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18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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38 using namespace testing;
40 class Readlink: public FuseTest {
42 void expect_lookup(const char *relpath, uint64_t ino)
44 FuseTest::expect_lookup(relpath, ino, S_IFLNK | 0777, 1);
48 TEST_F(Readlink, eloop)
50 const char FULLPATH[] = "mountpoint/src";
51 const char RELPATH[] = "src";
52 const uint64_t ino = 42;
55 expect_lookup(RELPATH, ino);
57 EXPECT_CALL(*m_mock, process(
58 ResultOf([=](auto in) {
59 return (in->header.opcode == FUSE_READLINK &&
60 in->header.nodeid == ino);
63 ).WillOnce(Invoke(ReturnErrno(ELOOP)));
65 EXPECT_EQ(-1, readlink(FULLPATH, buf, sizeof(buf)));
66 EXPECT_EQ(ELOOP, errno);
71 const char FULLPATH[] = "mountpoint/src";
72 const char RELPATH[] = "src";
73 const char dst[] = "dst";
74 const uint64_t ino = 42;
77 expect_lookup(RELPATH, ino);
79 EXPECT_CALL(*m_mock, process(
80 ResultOf([=](auto in) {
81 return (in->header.opcode == FUSE_READLINK &&
82 in->header.nodeid == ino);
85 ).WillOnce(Invoke(ReturnImmediate([=](auto in __unused, auto out) {
86 strlcpy(out->body.str, dst, sizeof(out->body.str));
87 out->header.len = sizeof(out->header) + strlen(dst) + 1;
91 EXPECT_EQ((ssize_t)strlen(dst) + 1,
92 readlink(FULLPATH, buf, sizeof(buf)));
93 EXPECT_STREQ(dst, buf);