libc_logging_test.cpp revision f04935c85e0b466f0d30d2cd4c0fa2fff62e7d6d 
1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include <gtest/gtest.h>
18
19#if defined(__BIONIC__)
20#include "../libc/bionic/libc_logging.cpp"
21extern int __libc_format_buffer(char* buffer, size_t buffer_size, const char* format, ...);
22#endif // __BIONIC__
23
24TEST(libc_logging, smoke) {
25#if defined(__BIONIC__)
26  char buf[BUFSIZ];
27
28  __libc_format_buffer(buf, sizeof(buf), "a");
29  EXPECT_STREQ("a", buf);
30
31  __libc_format_buffer(buf, sizeof(buf), "%%");
32  EXPECT_STREQ("%", buf);
33
34  __libc_format_buffer(buf, sizeof(buf), "01234");
35  EXPECT_STREQ("01234", buf);
36
37  __libc_format_buffer(buf, sizeof(buf), "a%sb", "01234");
38  EXPECT_STREQ("a01234b", buf);
39
40  char* s = NULL;
41  __libc_format_buffer(buf, sizeof(buf), "a%sb", s);
42  EXPECT_STREQ("a(null)b", buf);
43
44  __libc_format_buffer(buf, sizeof(buf), "aa%scc", "bb");
45  EXPECT_STREQ("aabbcc", buf);
46
47  __libc_format_buffer(buf, sizeof(buf), "a%cc", 'b');
48  EXPECT_STREQ("abc", buf);
49
50  __libc_format_buffer(buf, sizeof(buf), "a%db", 1234);
51  EXPECT_STREQ("a1234b", buf);
52
53  __libc_format_buffer(buf, sizeof(buf), "a%db", -8123);
54  EXPECT_STREQ("a-8123b", buf);
55
56  __libc_format_buffer(buf, sizeof(buf), "a%hdb", static_cast<short>(0x7fff0010));
57  EXPECT_STREQ("a16b", buf);
58
59  __libc_format_buffer(buf, sizeof(buf), "a%hhdb", static_cast<char>(0x7fffff10));
60  EXPECT_STREQ("a16b", buf);
61
62  __libc_format_buffer(buf, sizeof(buf), "a%lldb", 0x1000000000LL);
63  EXPECT_STREQ("a68719476736b", buf);
64
65  __libc_format_buffer(buf, sizeof(buf), "a%ldb", 70000L);
66  EXPECT_STREQ("a70000b", buf);
67
68  __libc_format_buffer(buf, sizeof(buf), "a%pb", reinterpret_cast<void*>(0xb0001234));
69  EXPECT_STREQ("a0xb0001234b", buf);
70
71  __libc_format_buffer(buf, sizeof(buf), "a%xz", 0x12ab);
72  EXPECT_STREQ("a12abz", buf);
73
74  __libc_format_buffer(buf, sizeof(buf), "a%Xz", 0x12ab);
75  EXPECT_STREQ("a12ABz", buf);
76
77  __libc_format_buffer(buf, sizeof(buf), "a%08xz", 0x123456);
78  EXPECT_STREQ("a00123456z", buf);
79
80  __libc_format_buffer(buf, sizeof(buf), "a%5dz", 1234);
81  EXPECT_STREQ("a 1234z", buf);
82
83  __libc_format_buffer(buf, sizeof(buf), "a%05dz", 1234);
84  EXPECT_STREQ("a01234z", buf);
85
86  __libc_format_buffer(buf, sizeof(buf), "a%8dz", 1234);
87  EXPECT_STREQ("a    1234z", buf);
88
89  __libc_format_buffer(buf, sizeof(buf), "a%-8dz", 1234);
90  EXPECT_STREQ("a1234    z", buf);
91
92  __libc_format_buffer(buf, sizeof(buf), "A%-11sZ", "abcdef");
93  EXPECT_STREQ("Aabcdef     Z", buf);
94
95  __libc_format_buffer(buf, sizeof(buf), "A%s:%dZ", "hello", 1234);
96  EXPECT_STREQ("Ahello:1234Z", buf);
97
98  __libc_format_buffer(buf, sizeof(buf), "a%03d:%d:%02dz", 5, 5, 5);
99  EXPECT_STREQ("a005:5:05z", buf);
100
101  void* p = NULL;
102  __libc_format_buffer(buf, sizeof(buf), "a%d,%pz", 5, p);
103  EXPECT_STREQ("a5,0x0z", buf);
104
105  __libc_format_buffer(buf, sizeof(buf), "a%lld,%d,%d,%dz", 0x1000000000LL, 6, 7, 8);
106  EXPECT_STREQ("a68719476736,6,7,8z", buf);
107#else // __BIONIC__
108  GTEST_LOG_(INFO) << "This test does nothing.\n";
109#endif // __BIONIC__
110}
111
112TEST(libc_logging, d_INT_MAX) {
113#if defined(__BIONIC__)
114  char buf[BUFSIZ];
115  __libc_format_buffer(buf, sizeof(buf), "%d", INT_MAX);
116  EXPECT_STREQ("2147483647", buf);
117#else // __BIONIC__
118  GTEST_LOG_(INFO) << "This test does nothing.\n";
119#endif // __BIONIC__
120}
121
122TEST(libc_logging, d_INT_MIN) {
123#if defined(__BIONIC__)
124  char buf[BUFSIZ];
125  __libc_format_buffer(buf, sizeof(buf), "%d", INT_MIN);
126  EXPECT_STREQ("-2147483648", buf);
127#else // __BIONIC__
128  GTEST_LOG_(INFO) << "This test does nothing.\n";
129#endif // __BIONIC__
130}
131
132TEST(libc_logging, ld_LONG_MAX) {
133#if defined(__BIONIC__)
134  char buf[BUFSIZ];
135  __libc_format_buffer(buf, sizeof(buf), "%ld", LONG_MAX);
136#if __LP64__
137  EXPECT_STREQ("9223372036854775807", buf);
138#else
139  EXPECT_STREQ("2147483647", buf);
140#endif
141#else // __BIONIC__
142  GTEST_LOG_(INFO) << "This test does nothing.\n";
143#endif // __BIONIC__
144}
145
146TEST(libc_logging, ld_LONG_MIN) {
147#if defined(__BIONIC__)
148  char buf[BUFSIZ];
149  __libc_format_buffer(buf, sizeof(buf), "%ld", LONG_MIN);
150#if __LP64__
151  EXPECT_STREQ("-9223372036854775808", buf);
152#else
153  EXPECT_STREQ("-2147483648", buf);
154#endif
155#else // __BIONIC__
156  GTEST_LOG_(INFO) << "This test does nothing.\n";
157#endif // __BIONIC__
158}
159
160TEST(libc_logging, lld_LLONG_MAX) {
161#if defined(__BIONIC__)
162  char buf[BUFSIZ];
163  __libc_format_buffer(buf, sizeof(buf), "%lld", LLONG_MAX);
164  EXPECT_STREQ("9223372036854775807", buf);
165#else // __BIONIC__
166  GTEST_LOG_(INFO) << "This test does nothing.\n";
167#endif // __BIONIC__
168}
169
170TEST(libc_logging, lld_LLONG_MIN) {
171#if defined(__BIONIC__)
172  char buf[BUFSIZ];
173  __libc_format_buffer(buf, sizeof(buf), "%lld", LLONG_MIN);
174  EXPECT_STREQ("-9223372036854775808", buf);
175#else // __BIONIC__
176  GTEST_LOG_(INFO) << "This test does nothing.\n";
177#endif // __BIONIC__
178}
179