1 /*
2 * Copyright (C) 2013-2017 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 <inttypes.h>
18 #include <pthread.h>
19 #include <stdio.h>
20 #include <unistd.h>
21
22 #include <gtest/gtest.h>
23 // Test the APIs in this standalone include file
24 #include <log/log_id.h>
25
26 // We do not want to include <android/log.h> to acquire ANDROID_LOG_INFO for
27 // include file API purity. We do however want to allow the _option_ that
28 // log/log_id.h could include this file, or related content, in the future.
29 #ifndef __android_LogPriority_defined
30 #define ANDROID_LOG_INFO 4
31 #endif
32
TEST(liblog,log_id)33 TEST(liblog, log_id) {
34 int count = 0;
35
36 for (int i = LOG_ID_MIN; i < LOG_ID_MAX; ++i) {
37 log_id_t id = static_cast<log_id_t>(i);
38 const char* name = android_log_id_to_name(id);
39 if (id != android_name_to_log_id(name)) {
40 continue;
41 }
42 ++count;
43 fprintf(stderr, "log buffer %s\r", name);
44 }
45 ASSERT_EQ(LOG_ID_MAX, count);
46 }
47
TEST(liblog,__android_log_buf_print)48 TEST(liblog, __android_log_buf_print) {
49 EXPECT_LT(0, __android_log_buf_print(LOG_ID_RADIO, ANDROID_LOG_INFO,
50 "TEST__android_log_buf_print", "radio"));
51 usleep(1000);
52 EXPECT_LT(0,
53 __android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_INFO,
54 "TEST__android_log_buf_print", "system"));
55 usleep(1000);
56 EXPECT_LT(0, __android_log_buf_print(LOG_ID_MAIN, ANDROID_LOG_INFO,
57 "TEST__android_log_buf_print", "main"));
58 usleep(1000);
59 }
60
TEST(liblog,__android_log_buf_write)61 TEST(liblog, __android_log_buf_write) {
62 EXPECT_LT(0, __android_log_buf_write(LOG_ID_RADIO, ANDROID_LOG_INFO,
63 "TEST__android_log_buf_write", "radio"));
64 usleep(1000);
65 EXPECT_LT(0,
66 __android_log_buf_write(LOG_ID_SYSTEM, ANDROID_LOG_INFO,
67 "TEST__android_log_buf_write", "system"));
68 usleep(1000);
69 EXPECT_LT(0, __android_log_buf_write(LOG_ID_MAIN, ANDROID_LOG_INFO,
70 "TEST__android_log_buf_write", "main"));
71 usleep(1000);
72 }
73
ConcurrentPrintFn(void * arg)74 static void* ConcurrentPrintFn(void* arg) {
75 int ret = __android_log_buf_print(
76 LOG_ID_MAIN, ANDROID_LOG_INFO, "TEST__android_log_print",
77 "Concurrent %" PRIuPTR, reinterpret_cast<uintptr_t>(arg));
78 return reinterpret_cast<void*>(ret);
79 }
80
81 #define NUM_CONCURRENT 64
82 #define _concurrent_name(a, n) a##__concurrent##n
83 #define concurrent_name(a, n) _concurrent_name(a, n)
84
TEST(liblog,concurrent_name (__android_log_buf_print,NUM_CONCURRENT))85 TEST(liblog, concurrent_name(__android_log_buf_print, NUM_CONCURRENT)) {
86 pthread_t t[NUM_CONCURRENT];
87 int i;
88 for (i = 0; i < NUM_CONCURRENT; i++) {
89 ASSERT_EQ(0, pthread_create(&t[i], NULL, ConcurrentPrintFn,
90 reinterpret_cast<void*>(i)));
91 }
92 int ret = 0;
93 for (i = 0; i < NUM_CONCURRENT; i++) {
94 void* result;
95 ASSERT_EQ(0, pthread_join(t[i], &result));
96 int this_result = reinterpret_cast<uintptr_t>(result);
97 if ((0 == ret) && (0 != this_result)) {
98 ret = this_result;
99 }
100 }
101 ASSERT_LT(0, ret);
102 }
103