Merge "logcat: Fix --last usage option typo"
diff --git a/liblog/tests/Android.mk b/liblog/tests/Android.mk
index 158987a..ec5a99b 100644
--- a/liblog/tests/Android.mk
+++ b/liblog/tests/Android.mk
@@ -74,3 +74,38 @@
 LOCAL_SHARED_LIBRARIES := liblog libcutils libbase
 LOCAL_SRC_FILES := $(test_src_files)
 include $(BUILD_NATIVE_TEST)
+
+cts_executable := CtsLiblogTestCases
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := $(cts_executable)
+LOCAL_MODULE_TAGS := tests
+LOCAL_CFLAGS += $(test_c_flags)
+LOCAL_SRC_FILES := $(test_src_files)
+LOCAL_MODULE_PATH := $(TARGET_OUT_DATA)/nativetest
+LOCAL_MULTILIB := both
+LOCAL_MODULE_STEM_32 := $(LOCAL_MODULE)32
+LOCAL_MODULE_STEM_64 := $(LOCAL_MODULE)64
+LOCAL_SHARED_LIBRARIES := liblog libcutils libbase
+LOCAL_STATIC_LIBRARIES := libgtest libgtest_main
+LOCAL_COMPATIBILITY_SUITE := cts
+LOCAL_CTS_TEST_PACKAGE := android.core.liblog
+include $(BUILD_CTS_EXECUTABLE)
+
+ifeq ($(HOST_OS)-$(HOST_ARCH),$(filter $(HOST_OS)-$(HOST_ARCH),linux-x86 linux-x86_64))
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := $(cts_executable)_list
+LOCAL_MODULE_TAGS := optional
+LOCAL_CFLAGS := $(test_c_flags) -DHOST
+LOCAL_C_INCLUDES := external/gtest/include
+LOCAL_SRC_FILES := $(test_src_files)
+LOCAL_MULTILIB := both
+LOCAL_MODULE_STEM_32 := $(LOCAL_MODULE)
+LOCAL_MODULE_STEM_64 := $(LOCAL_MODULE)64
+LOCAL_CXX_STL := libc++
+LOCAL_SHARED_LIBRARIES := liblog libcutils libbase
+LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
+include $(BUILD_HOST_NATIVE_TEST)
+
+endif  # ifeq ($(HOST_OS)-$(HOST_ARCH),$(filter $(HOST_OS)-$(HOST_ARCH),linux-x86 linux-x86_64))
diff --git a/liblog/tests/AndroidTest.xml b/liblog/tests/AndroidTest.xml
new file mode 100644
index 0000000..b8d87e6
--- /dev/null
+++ b/liblog/tests/AndroidTest.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 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.
+-->
+<configuration description="Config for CTS Logging Library test cases">
+    <target_preparer class="com.android.compatibility.common.tradefed.targetprep.FilePusher">
+        <option name="cleanup" value="true" />
+        <option name="push" value="CtsLiblogTestCases->/data/local/tmp/CtsLiblogTestCases" />
+        <option name="append-bitness" value="true" />
+    </target_preparer>
+    <test class="com.android.tradefed.testtype.GTest" >
+        <option name="native-test-device-path" value="/data/local/tmp" />
+        <option name="module-name" value="CtsLiblogTestCases" />
+        <option name="runtime-hint" value="65s" />
+    </test>
+</configuration>
diff --git a/liblog/tests/libc_test.cpp b/liblog/tests/libc_test.cpp
index f05a955..8cea7dc 100644
--- a/liblog/tests/libc_test.cpp
+++ b/liblog/tests/libc_test.cpp
@@ -20,6 +20,7 @@
 #include <stdio.h>
 
 TEST(libc, __pstore_append) {
+#ifdef __ANDROID__
     FILE *fp;
     ASSERT_TRUE(NULL != (fp = fopen("/dev/pmsg0", "a")));
     static const char message[] = "libc.__pstore_append\n";
@@ -42,4 +43,7 @@
                 "Reboot, ensure string libc.__pstore_append is in /sys/fs/pstore/pmsg-ramoops-0\n"
                );
     }
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
diff --git a/liblog/tests/liblog_benchmark.cpp b/liblog/tests/liblog_benchmark.cpp
index 44045c3..5420f68 100644
--- a/liblog/tests/liblog_benchmark.cpp
+++ b/liblog/tests/liblog_benchmark.cpp
@@ -20,7 +20,10 @@
 #include <sys/types.h>
 #include <unistd.h>
 
+#include <unordered_set>
+
 #include <cutils/sockets.h>
+#include <log/event_tag_map.h>
 #include <private/android_logger.h>
 
 #include "benchmark.h"
@@ -689,3 +692,96 @@
     StopBenchmarkTiming();
 }
 BENCHMARK(BM_security);
+
+// Keep maps around for multiple iterations
+static std::unordered_set<uint32_t> set;
+static const EventTagMap* map;
+
+static bool prechargeEventMap() {
+    if (map) return true;
+
+    fprintf(stderr, "Precharge: start\n");
+
+    map = android_openEventTagMap(NULL);
+    for (uint32_t tag = 1; tag < USHRT_MAX; ++tag) {
+        size_t len;
+        if (android_lookupEventTag_len(map, &len, tag) == NULL) continue;
+        set.insert(tag);
+    }
+
+    fprintf(stderr, "Precharge: stop %zu\n", set.size());
+
+    return true;
+}
+
+/*
+ *	Measure the time it takes for android_lookupEventTag_len
+ */
+static void BM_lookupEventTag(int iters) {
+
+    prechargeEventMap();
+
+    std::unordered_set<uint32_t>::const_iterator it = set.begin();
+
+    StartBenchmarkTiming();
+
+    for (int i = 0; i < iters; ++i) {
+        size_t len;
+        android_lookupEventTag_len(map, &len, (*it));
+        ++it;
+        if (it == set.end()) it = set.begin();
+    }
+
+    StopBenchmarkTiming();
+}
+BENCHMARK(BM_lookupEventTag);
+
+/*
+ *	Measure the time it takes for android_lookupEventTag_len
+ */
+static uint32_t notTag = 1;
+
+static void BM_lookupEventTag_NOT(int iters) {
+
+    prechargeEventMap();
+
+    while (set.find(notTag) != set.end()) {
+        ++notTag;
+        if (notTag >= USHRT_MAX) notTag = 1;
+    }
+
+    StartBenchmarkTiming();
+
+    for (int i = 0; i < iters; ++i) {
+        size_t len;
+        android_lookupEventTag_len(map, &len, notTag);
+    }
+
+    StopBenchmarkTiming();
+
+    ++notTag;
+    if (notTag >= USHRT_MAX) notTag = 1;
+}
+BENCHMARK(BM_lookupEventTag_NOT);
+
+/*
+ *	Measure the time it takes for android_lookupEventFormat_len
+ */
+static void BM_lookupEventFormat(int iters) {
+
+    prechargeEventMap();
+
+    std::unordered_set<uint32_t>::const_iterator it = set.begin();
+
+    StartBenchmarkTiming();
+
+    for (int i = 0; i < iters; ++i) {
+        size_t len;
+        android_lookupEventFormat_len(map, &len, (*it));
+        ++it;
+        if (it == set.end()) it = set.begin();
+    }
+
+    StopBenchmarkTiming();
+}
+BENCHMARK(BM_lookupEventFormat);
diff --git a/liblog/tests/liblog_test.cpp b/liblog/tests/liblog_test.cpp
index 02a572d..29c0fe6 100644
--- a/liblog/tests/liblog_test.cpp
+++ b/liblog/tests/liblog_test.cpp
@@ -30,7 +30,9 @@
 
 #include <android-base/file.h>
 #include <android-base/stringprintf.h>
+#ifdef __ANDROID__ // includes sys/properties.h which does not exist outside
 #include <cutils/properties.h>
+#endif
 #include <gtest/gtest.h>
 #include <log/logprint.h>
 #include <log/log_event_list.h>
@@ -53,6 +55,7 @@
     _rc; })
 
 TEST(liblog, __android_log_buf_print) {
+#ifdef __ANDROID__
     EXPECT_LT(0, __android_log_buf_print(LOG_ID_RADIO, ANDROID_LOG_INFO,
                                          "TEST__android_log_buf_print",
                                          "radio"));
@@ -65,9 +68,13 @@
                                          "TEST__android_log_buf_print",
                                          "main"));
     usleep(1000);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, __android_log_buf_write) {
+#ifdef __ANDROID__
     EXPECT_LT(0, __android_log_buf_write(LOG_ID_RADIO, ANDROID_LOG_INFO,
                                          "TEST__android_log_buf_write",
                                          "radio"));
@@ -80,9 +87,13 @@
                                          "TEST__android_log_buf_write",
                                          "main"));
     usleep(1000);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, __android_log_btwrite) {
+#ifdef __ANDROID__
     int intBuf = 0xDEADBEEF;
     EXPECT_LT(0, __android_log_btwrite(0,
                                       EVENT_TYPE_INT,
@@ -97,20 +108,26 @@
                                       EVENT_TYPE_STRING,
                                       Buf, sizeof(Buf) - 1));
     usleep(1000);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
+#ifdef __ANDROID__
 static void* ConcurrentPrintFn(void *arg) {
     int ret = __android_log_buf_print(LOG_ID_MAIN, ANDROID_LOG_INFO,
                                   "TEST__android_log_print", "Concurrent %" PRIuPTR,
                                   reinterpret_cast<uintptr_t>(arg));
     return reinterpret_cast<void*>(ret);
 }
+#endif
 
 #define NUM_CONCURRENT 64
 #define _concurrent_name(a,n) a##__concurrent##n
 #define concurrent_name(a,n) _concurrent_name(a,n)
 
 TEST(liblog, concurrent_name(__android_log_buf_print, NUM_CONCURRENT)) {
+#ifdef __ANDROID__
     pthread_t t[NUM_CONCURRENT];
     int i;
     for (i=0; i < NUM_CONCURRENT; i++) {
@@ -128,8 +145,12 @@
         }
     }
     ASSERT_LT(0, ret);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
+#ifdef __ANDROID__
 std::string popenToString(std::string command) {
     std::string ret;
 
@@ -193,8 +214,10 @@
     }
     return false;
 }
+#endif
 
 TEST(liblog, __android_log_btwrite__android_logger_list_read) {
+#ifdef __ANDROID__
     struct logger_list *logger_list;
 
     pid_t pid = getpid();
@@ -257,14 +280,20 @@
     EXPECT_EQ(1, second_count);
 
     android_logger_list_close(logger_list);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
+#ifdef __ANDROID__
 static inline int32_t get4LE(const char* src)
 {
     return src[0] | (src[1] << 8) | (src[2] << 16) | (src[3] << 24);
 }
+#endif
 
 static void bswrite_test(const char *message) {
+#ifdef __ANDROID__
     struct logger_list *logger_list;
 
     pid_t pid = getpid();
@@ -347,6 +376,10 @@
     EXPECT_EQ(1, count);
 
     android_logger_list_close(logger_list);
+#else
+    message = NULL;
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, __android_log_bswrite_and_print) {
@@ -370,6 +403,7 @@
 }
 
 static void buf_write_test(const char *message) {
+#ifdef __ANDROID__
     struct logger_list *logger_list;
 
     pid_t pid = getpid();
@@ -436,6 +470,10 @@
     EXPECT_EQ(1, count);
 
     android_logger_list_close(logger_list);
+#else
+    message = NULL;
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, __android_log_buf_write_and_print__empty) {
@@ -451,6 +489,7 @@
 }
 
 TEST(liblog, __security) {
+#ifdef __ANDROID__
     static const char persist_key[] = "persist.logd.security";
     static const char readonly_key[] = "ro.device_owner";
     static const char nothing_val[] = "_NOTHING_TO_SEE_HERE_";
@@ -485,9 +524,13 @@
     property_set(persist_key, "");
     EXPECT_FALSE(__android_log_security());
     property_set(persist_key, persist);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, __security_buffer) {
+#ifdef __ANDROID__
     struct logger_list *logger_list;
     android_event_long_t buffer;
 
@@ -621,9 +664,12 @@
                 "not system, content submitted but can not check end-to-end\n");
     }
     EXPECT_EQ(clientHasSecurityCredentials ? 1 : 0, count);
-
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
+#ifdef __ANDROID__
 static unsigned signaled;
 static log_time signal_time;
 
@@ -682,8 +728,10 @@
         *uticks = *sticks = 0;
     }
 }
+#endif
 
 TEST(liblog, android_logger_list_read__cpu_signal) {
+#ifdef __ANDROID__
     struct logger_list *logger_list;
     unsigned long long v = 0xDEADBEEFA55A0000ULL;
 
@@ -768,8 +816,12 @@
     EXPECT_GT(one_percent_ticks, user_ticks);
     EXPECT_GT(one_percent_ticks, system_ticks);
     EXPECT_GT(one_percent_ticks, user_ticks + system_ticks);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
+#ifdef __ANDROID__
 /*
  *  Strictly, we are not allowed to log messages in a signal context, the
  * correct way to handle this is to ensure the messages are constructed in
@@ -832,8 +884,10 @@
     pthread_attr_destroy(&attr);
     return 0;
 }
+#endif
 
 TEST(liblog, android_logger_list_read__cpu_thread) {
+#ifdef __ANDROID__
     struct logger_list *logger_list;
     unsigned long long v = 0xDEADBEAFA55A0000ULL;
 
@@ -919,11 +973,16 @@
     EXPECT_GT(one_percent_ticks, user_ticks);
     EXPECT_GT(one_percent_ticks, system_ticks);
     EXPECT_GT(one_percent_ticks, user_ticks + system_ticks);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
+#ifdef __ANDROID__
 static const char max_payload_tag[] = "TEST_max_payload_and_longish_tag_XXXX";
 #define SIZEOF_MAX_PAYLOAD_BUF (LOGGER_ENTRY_MAX_PAYLOAD - \
                                 sizeof(max_payload_tag) - 1)
+#endif
 static const char max_payload_buf[] = "LEONATO\n\
 I learn in this letter that Don Peter of Arragon\n\
 comes this night to Messina\n\
@@ -1056,6 +1115,7 @@
 takes his leave.";
 
 TEST(liblog, max_payload) {
+#ifdef __ANDROID__
     pid_t pid = getpid();
     char tag[sizeof(max_payload_tag)];
     memcpy(tag, max_payload_tag, sizeof(tag));
@@ -1113,9 +1173,13 @@
     EXPECT_EQ(true, matches);
 
     EXPECT_LE(SIZEOF_MAX_PAYLOAD_BUF, static_cast<size_t>(max_len));
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, __android_log_buf_print__maxtag) {
+#ifdef __ANDROID__
     struct logger_list *logger_list;
 
     pid_t pid = getpid();
@@ -1169,9 +1233,13 @@
     EXPECT_EQ(1, count);
 
     android_logger_list_close(logger_list);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, too_big_payload) {
+#ifdef __ANDROID__
     pid_t pid = getpid();
     static const char big_payload_tag[] = "TEST_big_payload_XXXX";
     char tag[sizeof(big_payload_tag)];
@@ -1226,9 +1294,13 @@
               static_cast<size_t>(max_len));
 
     EXPECT_EQ(ret, max_len + static_cast<ssize_t>(sizeof(big_payload_tag)));
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, dual_reader) {
+#ifdef __ANDROID__
     struct logger_list *logger_list1;
 
     // >25 messages due to liblog.__android_log_buf_print__concurrentXX above.
@@ -1273,9 +1345,13 @@
 
     EXPECT_EQ(25, count1);
     EXPECT_EQ(15, count2);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, android_logger_get_) {
+#ifdef __ANDROID__
     struct logger_list * logger_list = android_logger_list_alloc(ANDROID_LOG_WRONLY, 0, 0);
 
     for(int i = LOG_ID_MIN; i < LOG_ID_MAX; ++i) {
@@ -1307,14 +1383,20 @@
     }
 
     android_logger_list_close(logger_list);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
+#ifdef __ANDROID__
 static bool checkPriForTag(AndroidLogFormat *p_format, const char *tag, android_LogPriority pri) {
     return android_log_shouldPrintLine(p_format, tag, pri)
         && !android_log_shouldPrintLine(p_format, tag, (android_LogPriority)(pri - 1));
 }
+#endif
 
 TEST(liblog, filterRule) {
+#ifdef __ANDROID__
     static const char tag[] = "random";
 
     AndroidLogFormat *p_format = android_log_format_new();
@@ -1376,9 +1458,13 @@
 #endif
 
     android_log_format_free(p_format);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, is_loggable) {
+#ifdef __ANDROID__
     static const char tag[] = "is_loggable";
     static const char log_namespace[] = "persist.log.tag.";
     static const size_t base_offset = 8; /* skip "persist." */
@@ -1671,9 +1757,13 @@
     key[sizeof(log_namespace) - 2] = '\0';
     property_set(key, hold[2]);
     property_set(key + base_offset, hold[3]);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, android_errorWriteWithInfoLog__android_logger_list_read__typical) {
+#ifdef __ANDROID__
     const int TAG = 123456781;
     const char SUBTAG[] = "test-subtag";
     const int UID = -1;
@@ -1755,9 +1845,13 @@
     EXPECT_EQ(1, count);
 
     android_logger_list_close(logger_list);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, android_errorWriteWithInfoLog__android_logger_list_read__data_too_large) {
+#ifdef __ANDROID__
     const int TAG = 123456782;
     const char SUBTAG[] = "test-subtag";
     const int UID = -1;
@@ -1846,9 +1940,13 @@
     EXPECT_EQ(1, count);
 
     android_logger_list_close(logger_list);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, android_errorWriteWithInfoLog__android_logger_list_read__null_data) {
+#ifdef __ANDROID__
     const int TAG = 123456783;
     const char SUBTAG[] = "test-subtag";
     const int UID = -1;
@@ -1892,9 +1990,13 @@
     EXPECT_EQ(0, count);
 
     android_logger_list_close(logger_list);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, android_errorWriteWithInfoLog__android_logger_list_read__subtag_too_long) {
+#ifdef __ANDROID__
     const int TAG = 123456784;
     const char SUBTAG[] = "abcdefghijklmnopqrstuvwxyz now i know my abc";
     const int UID = -1;
@@ -1977,6 +2079,9 @@
     EXPECT_EQ(1, count);
 
     android_logger_list_close(logger_list);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, __android_log_bswrite_and_print___max) {
@@ -1988,6 +2093,7 @@
 }
 
 TEST(liblog, android_errorWriteLog__android_logger_list_read__success) {
+#ifdef __ANDROID__
     const int TAG = 123456785;
     const char SUBTAG[] = "test-subtag";
     struct logger_list *logger_list;
@@ -2046,9 +2152,13 @@
     EXPECT_EQ(1, count);
 
     android_logger_list_close(logger_list);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, android_errorWriteLog__android_logger_list_read__null_subtag) {
+#ifdef __ANDROID__
     const int TAG = 123456786;
     struct logger_list *logger_list;
 
@@ -2088,8 +2198,12 @@
     EXPECT_EQ(0, count);
 
     android_logger_list_close(logger_list);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
+#ifdef __ANDROID__
 static int is_real_element(int type) {
     return ((type == EVENT_TYPE_INT) ||
             (type == EVENT_TYPE_LONG) ||
@@ -2583,48 +2697,90 @@
 
     android_logger_list_close(logger_list);
 }
+#endif
 
 TEST(liblog, create_android_logger_int32) {
+#ifdef __ANDROID__
     create_android_logger(event_test_int32);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, create_android_logger_int64) {
+#ifdef __ANDROID__
     create_android_logger(event_test_int64);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, create_android_logger_list_int64) {
+#ifdef __ANDROID__
     create_android_logger(event_test_list_int64);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, create_android_logger_simple_automagic_list) {
+#ifdef __ANDROID__
     create_android_logger(event_test_simple_automagic_list);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, create_android_logger_list_empty) {
+#ifdef __ANDROID__
     create_android_logger(event_test_list_empty);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, create_android_logger_complex_nested_list) {
+#ifdef __ANDROID__
     create_android_logger(event_test_complex_nested_list);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, create_android_logger_7_level_prefix) {
+#ifdef __ANDROID__
     create_android_logger(event_test_7_level_prefix);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, create_android_logger_7_level_suffix) {
+#ifdef __ANDROID__
     create_android_logger(event_test_7_level_suffix);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, create_android_logger_android_log_error_write) {
+#ifdef __ANDROID__
     create_android_logger(event_test_android_log_error_write);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, create_android_logger_android_log_error_write_null) {
+#ifdef __ANDROID__
     create_android_logger(event_test_android_log_error_write_null);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, create_android_logger_overflow) {
+#ifdef __ANDROID__
     android_log_context ctx;
 
     EXPECT_TRUE(NULL != (ctx = create_android_logger(1005)));
@@ -2649,9 +2805,13 @@
     EXPECT_GT(0, android_log_write_list_begin(ctx));
     EXPECT_LE(0, android_log_destroy(&ctx));
     ASSERT_TRUE(NULL == ctx);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
 TEST(liblog, android_log_write_list_buffer) {
+#ifdef __ANDROID__
     __android_log_event_list ctx(1005);
     ctx << 1005 << "tag_def" << "(tag|1),(name|3),(format|3)";
     std::string buffer(ctx);
@@ -2662,12 +2822,18 @@
     EXPECT_EQ(android_log_buffer_to_string(buffer.data(), buffer.length(),
                                            msgBuf, sizeof(msgBuf)), 0);
     EXPECT_STREQ(msgBuf, "[1005,tag_def,(tag|1),(name|3),(format|3)]");
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
+#ifdef __ANDROID__
 static const char __pmsg_file[] =
         "/data/william-shakespeare/MuchAdoAboutNothing.txt";
+#endif
 
 TEST(liblog, __android_log_pmsg_file_write) {
+#ifdef __ANDROID__
     __android_log_close();
     bool pmsgActiveAfter__android_log_close = isPmsgActive();
     bool logdwActiveAfter__android_log_close = isLogdwActive();
@@ -2704,8 +2870,12 @@
     logdwActiveAfter__android_pmsg_file_write = isLogdwActive();
     EXPECT_TRUE(pmsgActiveAfter__android_pmsg_file_write);
     EXPECT_TRUE(logdwActiveAfter__android_pmsg_file_write);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
+#ifdef __ANDROID__
 ssize_t __pmsg_fn(log_id_t logId, char prio, const char *filename,
                   const char *buf, size_t len, void *arg) {
     EXPECT_TRUE(NULL == arg);
@@ -2727,8 +2897,10 @@
            (len != sizeof(max_payload_buf)) ||
            !!strcmp(max_payload_buf, buf) ? -ENOEXEC : 1;
 }
+#endif
 
 TEST(liblog, __android_log_pmsg_file_read) {
+#ifdef __ANDROID__
     signaled = 0;
 
     __android_log_close();
@@ -2756,8 +2928,12 @@
 
     EXPECT_LT(0, ret);
     EXPECT_EQ(1U, signaled);
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }
 
+#ifdef __ANDROID__
 // meant to be handed to ASSERT_TRUE / EXPECT_TRUE only to expand the message
 static testing::AssertionResult IsOk(bool ok, std::string &message) {
     return ok ?
@@ -2821,8 +2997,10 @@
     EXPECT_TRUE(IsOk(shared_ok, content));
     EXPECT_TRUE(IsOk(anonymous_ok, content));
 }
+#endif
 
 TEST(liblog, event_log_tags) {
+#ifdef __ANDROID__
     std::unique_ptr<DIR, int(*)(DIR*)> proc_dir(opendir("/proc"), closedir);
     ASSERT_FALSE(!proc_dir);
 
@@ -2836,4 +3014,7 @@
         if (id != pid) continue;
         event_log_tags_test_smap(pid);
     }
+#else
+    GTEST_LOG_(INFO) << "This test does nothing.\n";
+#endif
 }