| /* |
| * Copyright 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| //#define LOG_NDEBUG 0 |
| #define LOG_TAG "audio_utils_errorlog_tests" |
| |
| #include <audio_utils/ErrorLog.h> |
| #include <gtest/gtest.h> |
| #include <iostream> |
| #include <log/log.h> |
| |
| using namespace android; |
| |
| static size_t countNewLines(const std::string &s) { |
| return std::count(s.begin(), s.end(), '\n'); |
| } |
| |
| TEST(audio_utils_errorlog, basic) { |
| auto elog = std::make_unique<ErrorLog<int32_t>>(100 /* lines */); |
| const int64_t oneSecond = 1000000000; |
| |
| EXPECT_EQ((size_t)1, countNewLines(elog->dumpToString())); |
| |
| elog->log(1 /* code */, 0 /* nowNs */); |
| elog->log(2 /* code */, 1 /* nowNs */); |
| |
| // two separate errors (4 lines including 2 header lines) |
| EXPECT_EQ((size_t)4, countNewLines(elog->dumpToString())); |
| |
| // aggregation at (oneSecond - 1) |
| elog->log(2 /* code */, oneSecond /* nowNs */); |
| EXPECT_EQ((size_t)4, countNewLines(elog->dumpToString())); |
| |
| // no aggregation if spaced exactly one second apart |
| elog->log(2 /* code */, oneSecond * 2 /* nowNs */); |
| EXPECT_EQ((size_t)5, countNewLines(elog->dumpToString())); |
| |
| // Check log: |
| // truncate on lines |
| EXPECT_EQ((size_t)3, countNewLines(elog->dumpToString("" /* prefix */, 3 /* lines */))); |
| |
| // truncate on time |
| EXPECT_EQ((size_t)4, countNewLines( |
| elog->dumpToString("" /* prefix */, 0 /* lines */, oneSecond - 1 /* limitNs */))); |
| |
| // truncate on time |
| EXPECT_EQ((size_t)4, countNewLines( |
| elog->dumpToString("" /* prefix */, 0 /* lines */, oneSecond /* limitNs */))); |
| |
| // truncate on time (more) |
| EXPECT_EQ((size_t)3, countNewLines( |
| elog->dumpToString("" /* prefix */, 0 /* lines */, oneSecond + 1 /* limitNs */))); |
| |
| // truncate on time |
| EXPECT_EQ((size_t)3, countNewLines( |
| elog->dumpToString("" /* prefix */, 0 /* lines */, oneSecond * 2 /* limitNs */))); |
| |
| // truncate on time (to first header line) |
| EXPECT_EQ((size_t)1, countNewLines( |
| elog->dumpToString("" /* prefix */, 0 /* lines */, oneSecond * 2 + 1/* limitNs */))); |
| |
| elog->dump(0 /* fd (stdout) */); |
| |
| // The output below depends on the local time zone. |
| // The indentation below is exact, check alignment. |
| /* |
| Errors: 4 |
| Code Freq First time Last time |
| 1 1 12-31 16:00:00.000 12-31 16:00:00.000 |
| 2 2 12-31 16:00:00.000 12-31 16:00:01.000 |
| 2 1 12-31 16:00:02.000 12-31 16:00:02.000 |
| */ |
| } |
| |
| TEST(audio_utils_errorlog, c) { |
| error_log_t *error_log = |
| error_log_create(100 /* lines */, 1000000000 /* one second aggregation */); |
| |
| // just a soundness test |
| error_log_log(error_log, 2 /* code */, 1 /* now_ns */); |
| error_log_dump(error_log, 0 /* fd */, " " /* prefix */, 0 /* lines */, 0 /* limit_ns */); |
| error_log_destroy(error_log); |
| |
| // This has a 2 character prefix offset from the previous test when dumping. |
| // The indentation below is exact, check alignment. |
| /* |
| Errors: 1 |
| Code Freq First time Last time |
| 2 1 12-31 16:00:00.000 12-31 16:00:00.000 |
| */ |
| } |