1//===----------------------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef TEST_STD_THREAD_THREAD_THREADS_THREAD_THREAD_CLASS_THREAD_THREAD_ID_FORMAT_FUNCTIONS_TESTS_H
10#define TEST_STD_THREAD_THREAD_THREADS_THREAD_THREAD_CLASS_THREAD_THREAD_ID_FORMAT_FUNCTIONS_TESTS_H
11
12#include <thread>
13
14#include "format.functions.common.h"
15#include "test_macros.h"
16
17template <class CharT, class TestFunction, class ExceptionTest>
18void format_tests(TestFunction check, ExceptionTest check_exception) {
19 // Note the output of std::thread::id is unspecified. The output text is the
20 // same as the stream operator. Since that format is already released this
21 // test follows the practice on existing systems.
22 std::thread::id input{};
23
24 /***** Test the type specific part *****/
25#if !defined(__APPLE__) && !defined(__FreeBSD__)
26 check(SV("0"), SV("{}"), input);
27 check(SV("0^42"), SV("{}^42"), input);
28 check(SV("0^42"), SV("{:}^42"), input);
29
30 // *** align-fill & width ***
31 check(SV(" 0"), SV("{:5}"), input);
32 check(SV("0****"), SV("{:*<5}"), input);
33 check(SV("__0__"), SV("{:_^5}"), input);
34 check(SV("::::0"), SV("{::>5}"), input); // This is not a range, so : is allowed as fill character.
35
36 check(SV(" 0"), SV("{:{}}"), input, 5);
37 check(SV("0****"), SV("{:*<{}}"), input, 5);
38 check(SV("__0__"), SV("{:_^{}}"), input, 5);
39 check(SV("####0"), SV("{:#>{}}"), input, 5);
40#else // !defined(__APPLE__) && !defined(__FreeBSD__)
41 check(SV("0x0"), SV("{}"), input);
42 check(SV("0x0^42"), SV("{}^42"), input);
43 check(SV("0x0^42"), SV("{:}^42"), input);
44
45 // *** align-fill & width ***
46 check(SV(" 0x0"), SV("{:7}"), input);
47 check(SV("0x0****"), SV("{:*<7}"), input);
48 check(SV("__0x0__"), SV("{:_^7}"), input);
49 check(SV("::::0x0"), SV("{::>7}"), input); // This is not a range, so : is allowed as fill character.
50
51 check(SV(" 0x0"), SV("{:{}}"), input, 7);
52 check(SV("0x0****"), SV("{:*<{}}"), input, 7);
53 check(SV("__0x0__"), SV("{:_^{}}"), input, 7);
54 check(SV("####0x0"), SV("{:#>{}}"), input, 7);
55#endif // !defined(__APPLE__) && !defined(__FreeBSD__)
56
57 /***** Test the type generic part *****/
58 check_exception("The format string contains an invalid escape sequence", SV("{:}<}"), input);
59 check_exception("The fill option contains an invalid value", SV("{:{<}"), input);
60
61 // *** sign ***
62 check_exception("The replacement field misses a terminating '}'", SV("{:-}"), input);
63 check_exception("The replacement field misses a terminating '}'", SV("{:+}"), input);
64 check_exception("The replacement field misses a terminating '}'", SV("{: }"), input);
65
66 // *** alternate form ***
67 check_exception("The replacement field misses a terminating '}'", SV("{:#}"), input);
68
69 // *** zero-padding ***
70 check_exception("The width option should not have a leading zero", SV("{:0}"), input);
71
72 // *** precision ***
73 check_exception("The replacement field misses a terminating '}'", SV("{:.}"), input);
74
75 // *** locale-specific form ***
76 check_exception("The replacement field misses a terminating '}'", SV("{:L}"), input);
77
78 // *** type ***
79 for (std::basic_string_view<CharT> fmt : fmt_invalid_types<CharT>(""))
80 check_exception("The replacement field misses a terminating '}'", fmt, input);
81}
82
83#endif // TEST_STD_THREAD_THREAD_THREADS_THREAD_THREAD_CLASS_THREAD_THREAD_ID_FORMAT_FUNCTIONS_TESTS_H
84

source code of libcxx/test/std/thread/thread.threads/thread.thread.class/thread.thread.id/format.functions.tests.h