80 lines
2.6 KiB
C++
80 lines
2.6 KiB
C++
/*
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* Copyright (C) 2013-2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <sys/types.h>
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#include <time.h>
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#include <unistd.h>
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#include <string>
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#include <android-base/properties.h>
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#include <android-base/stringprintf.h>
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#include <android/log.h> // minimal logging API
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#include <gtest/gtest.h>
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#include <log/log_properties.h>
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// Test the APIs in this standalone include file
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#include <log/log_read.h>
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// Do not use anything in log/log_time.h despite side effects of the above.
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#include <private/android_logger.h>
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using android::base::GetBoolProperty;
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TEST(liblog, android_logger_get_) {
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#ifdef __ANDROID__
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// This test assumes the log buffers are filled with noise from
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// normal operations. It will fail if done immediately after a
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// logcat -c.
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struct logger_list* logger_list = android_logger_list_alloc(0, 0, 0);
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for (int i = LOG_ID_MIN; i < LOG_ID_MAX; ++i) {
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log_id_t id = static_cast<log_id_t>(i);
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std::string name = android_log_id_to_name(id);
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fprintf(stderr, "log buffer %s\r", name.c_str());
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struct logger* logger;
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EXPECT_TRUE(NULL != (logger = android_logger_open(logger_list, id)));
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EXPECT_EQ(id, android_logger_get_id(logger));
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ssize_t get_log_size = android_logger_get_log_size(logger);
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/* security buffer is allowed to be denied */
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if (name != "security") {
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EXPECT_GT(get_log_size, 0);
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// crash buffer is allowed to be empty, that is actually healthy!
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// stats buffer is no longer in use.
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if (name == "crash" || name == "stats") {
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continue;
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}
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// kernel buffer is empty if ro.logd.kernel is false
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if (name == "kernel" && !GetBoolProperty("ro.logd.kernel", false)) {
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continue;
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}
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EXPECT_LE(0, android_logger_get_log_readable_size(logger));
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} else {
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EXPECT_NE(0, get_log_size);
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if (get_log_size < 0) {
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EXPECT_GT(0, android_logger_get_log_readable_size(logger));
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} else {
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EXPECT_LE(0, android_logger_get_log_readable_size(logger));
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}
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}
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}
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android_logger_list_close(logger_list);
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#else
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GTEST_LOG_(INFO) << "This test does nothing.\n";
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#endif
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}
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