Andy Hung | be289a8 | 2017-03-23 16:17:35 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 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 | //#define LOG_NDEBUG 0 |
| 18 | #define LOG_TAG "audio_utils_errorlog_tests" |
| 19 | |
| 20 | #include <audio_utils/ErrorLog.h> |
| 21 | #include <gtest/gtest.h> |
| 22 | #include <iostream> |
| 23 | #include <log/log.h> |
| 24 | |
| 25 | using namespace android; |
| 26 | |
| 27 | static size_t countNewLines(const std::string &s) { |
| 28 | return std::count(s.begin(), s.end(), '\n'); |
| 29 | } |
| 30 | |
| 31 | TEST(audio_utils_errorlog, basic) { |
| 32 | auto elog = std::make_unique<ErrorLog<int32_t>>(100 /* lines */); |
| 33 | const int64_t oneSecond = 1000000000; |
| 34 | |
| 35 | EXPECT_EQ((size_t)1, countNewLines(elog->dumpToString())); |
| 36 | |
| 37 | elog->log(1 /* code */, 0 /* nowNs */); |
| 38 | elog->log(2 /* code */, 1 /* nowNs */); |
| 39 | |
| 40 | // two separate errors (4 lines including 2 header lines) |
| 41 | EXPECT_EQ((size_t)4, countNewLines(elog->dumpToString())); |
| 42 | |
| 43 | // aggregation at (oneSecond - 1) |
| 44 | elog->log(2 /* code */, oneSecond /* nowNs */); |
| 45 | EXPECT_EQ((size_t)4, countNewLines(elog->dumpToString())); |
| 46 | |
| 47 | // no aggregation if spaced exactly one second apart |
| 48 | elog->log(2 /* code */, oneSecond * 2 /* nowNs */); |
| 49 | EXPECT_EQ((size_t)5, countNewLines(elog->dumpToString())); |
| 50 | |
| 51 | // Check log: |
| 52 | // truncate on lines |
| 53 | EXPECT_EQ((size_t)3, countNewLines(elog->dumpToString("" /* prefix */, 3 /* lines */))); |
| 54 | |
| 55 | // truncate on time |
| 56 | EXPECT_EQ((size_t)4, countNewLines( |
| 57 | elog->dumpToString("" /* prefix */, 0 /* lines */, oneSecond - 1 /* limitNs */))); |
| 58 | |
| 59 | // truncate on time |
| 60 | EXPECT_EQ((size_t)4, countNewLines( |
| 61 | elog->dumpToString("" /* prefix */, 0 /* lines */, oneSecond /* limitNs */))); |
| 62 | |
| 63 | // truncate on time (more) |
| 64 | EXPECT_EQ((size_t)3, countNewLines( |
| 65 | elog->dumpToString("" /* prefix */, 0 /* lines */, oneSecond + 1 /* limitNs */))); |
| 66 | |
| 67 | // truncate on time |
| 68 | EXPECT_EQ((size_t)3, countNewLines( |
| 69 | elog->dumpToString("" /* prefix */, 0 /* lines */, oneSecond * 2 /* limitNs */))); |
| 70 | |
| 71 | // truncate on time (to first header line) |
| 72 | EXPECT_EQ((size_t)1, countNewLines( |
| 73 | elog->dumpToString("" /* prefix */, 0 /* lines */, oneSecond * 2 + 1/* limitNs */))); |
| 74 | |
| 75 | elog->dump(0 /* fd (stdout) */); |
| 76 | |
| 77 | // The output below depends on the local time zone. |
| 78 | // The indentation below is exact, check alignment. |
| 79 | /* |
| 80 | Errors: 4 |
| 81 | Code Freq First time Last time |
| 82 | 1 1 12-31 16:00:00.000 12-31 16:00:00.000 |
| 83 | 2 2 12-31 16:00:00.000 12-31 16:00:01.000 |
| 84 | 2 1 12-31 16:00:02.000 12-31 16:00:02.000 |
| 85 | */ |
| 86 | } |
| 87 | |
| 88 | TEST(audio_utils_errorlog, c) { |
| 89 | error_log_t *error_log = |
| 90 | error_log_create(100 /* lines */, 1000000000 /* one second aggregation */); |
| 91 | |
| 92 | // just a sanity test |
| 93 | error_log_log(error_log, 2 /* code */, 1 /* now_ns */); |
| 94 | error_log_dump(error_log, 0 /* fd */, " " /* prefix */, 0 /* lines */, 0 /* limit_ns */); |
| 95 | error_log_destroy(error_log); |
| 96 | |
| 97 | // This has a 2 character prefix offset from the previous test when dumping. |
| 98 | // The indentation below is exact, check alignment. |
| 99 | /* |
| 100 | Errors: 1 |
| 101 | Code Freq First time Last time |
| 102 | 2 1 12-31 16:00:00.000 12-31 16:00:00.000 |
| 103 | */ |
| 104 | } |