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d3ee35db LS |
1 | /* Self tests for gdb_tilde_expand |
2 | ||
213516ef | 3 | Copyright (C) 2021-2023 Free Software Foundation, Inc. |
d3ee35db LS |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #include "gdbsupport/common-defs.h" | |
21 | #include "gdbsupport/selftest.h" | |
22 | #include <cstdlib> | |
23 | ||
24 | #include "gdbsupport/gdb_tilde_expand.h" | |
25 | ||
26 | namespace selftests { | |
27 | namespace gdb_tilde_expand_tests { | |
28 | ||
29 | static void | |
30 | do_test () | |
31 | { | |
32 | /* Home directory of the user running the test. */ | |
33 | const char *c_home = std::getenv ("HOME"); | |
34 | ||
35 | /* Skip the test if $HOME is not available in the environment. */ | |
36 | if (c_home == nullptr) | |
37 | return; | |
38 | ||
39 | const std::string home (c_home); | |
40 | ||
41 | /* Basic situation. */ | |
42 | SELF_CHECK (home == gdb_tilde_expand ("~")); | |
43 | ||
44 | /* When given a path that begins by a tilde and refers to a file that | |
45 | does not exist, gdb_tilde expand must still be able to do the tilde | |
46 | expansion. */ | |
47 | SELF_CHECK (gdb_tilde_expand ("~/non/existent/directory") | |
48 | == home + "/non/existent/directory"); | |
49 | ||
50 | /* gdb_tilde_expand only expands tilde and does not try to do any other | |
51 | substitution. */ | |
52 | SELF_CHECK (gdb_tilde_expand ("~/*/a.out") == home + "/*/a.out"); | |
53 | ||
54 | /* gdb_tilde_expand does no modification to a non tilde leading path. */ | |
55 | SELF_CHECK (gdb_tilde_expand ("/some/abs/path") == "/some/abs/path"); | |
56 | SELF_CHECK (gdb_tilde_expand ("relative/path") == "relative/path"); | |
57 | ||
58 | /* If $USER is available in the env variables, check the '~user' | |
59 | expansion. */ | |
60 | const char *c_user = std::getenv ("USER"); | |
61 | if (c_user != nullptr) | |
62 | { | |
63 | const std::string user (c_user); | |
64 | SELF_CHECK (gdb_tilde_expand (("~" + user).c_str ()) == home); | |
65 | SELF_CHECK (gdb_tilde_expand (("~" + user + "/a/b").c_str ()) | |
66 | == home + "/a/b"); | |
67 | } | |
68 | ||
69 | /* Check that an error is thrown when trying to expand home of a unknown | |
70 | user. */ | |
71 | try | |
72 | { | |
73 | gdb_tilde_expand ("~no_one_should_have_that_login/a"); | |
74 | SELF_CHECK (false); | |
75 | } | |
76 | catch (const gdb_exception_error &e) | |
77 | { | |
78 | SELF_CHECK (e.error == GENERIC_ERROR); | |
79 | SELF_CHECK | |
80 | (*e.message | |
81 | == "Could not find a match for '~no_one_should_have_that_login'."); | |
82 | } | |
83 | } | |
84 | ||
85 | } /* namespace gdb_tilde_expand_tests */ | |
86 | } /* namespace selftests */ | |
87 | ||
88 | void _initialize_gdb_tilde_expand_selftests (); | |
89 | void | |
90 | _initialize_gdb_tilde_expand_selftests () | |
91 | { | |
92 | selftests::register_test | |
93 | ("gdb_tilde_expand", selftests::gdb_tilde_expand_tests::do_test); | |
94 | } |