Repo created

TMessagesProj/jni/voip/webrtc/absl/log/globals_test.cc

@@ -0,0 +1,156 @@
+//
+// Copyright 2022 The Abseil Authors.
+//
+// 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
+//
+//      https://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.
+
+#include "absl/log/globals.h"
+
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+#include "absl/base/attributes.h"
+#include "absl/base/log_severity.h"
+#include "absl/log/internal/globals.h"
+#include "absl/log/internal/test_helpers.h"
+#include "absl/log/log.h"
+#include "absl/log/scoped_mock_log.h"
+
+namespace {
+using ::testing::_;
+using ::testing::StrEq;
+
+auto* test_env ABSL_ATTRIBUTE_UNUSED = ::testing::AddGlobalTestEnvironment(
+    new absl::log_internal::LogTestEnvironment);
+
+constexpr static absl::LogSeverityAtLeast DefaultMinLogLevel() {
+  return absl::LogSeverityAtLeast::kInfo;
+}
+constexpr static absl::LogSeverityAtLeast DefaultStderrThreshold() {
+  return absl::LogSeverityAtLeast::kError;
+}
+
+TEST(TestGlobals, MinLogLevel) {
+  EXPECT_EQ(absl::MinLogLevel(), DefaultMinLogLevel());
+  absl::SetMinLogLevel(absl::LogSeverityAtLeast::kError);
+  EXPECT_EQ(absl::MinLogLevel(), absl::LogSeverityAtLeast::kError);
+  absl::SetMinLogLevel(DefaultMinLogLevel());
+}
+
+TEST(TestGlobals, ScopedMinLogLevel) {
+  EXPECT_EQ(absl::MinLogLevel(), DefaultMinLogLevel());
+  {
+    absl::log_internal::ScopedMinLogLevel scoped_stderr_threshold(
+        absl::LogSeverityAtLeast::kError);
+    EXPECT_EQ(absl::MinLogLevel(), absl::LogSeverityAtLeast::kError);
+  }
+  EXPECT_EQ(absl::MinLogLevel(), DefaultMinLogLevel());
+}
+
+TEST(TestGlobals, StderrThreshold) {
+  EXPECT_EQ(absl::StderrThreshold(), DefaultStderrThreshold());
+  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kError);
+  EXPECT_EQ(absl::StderrThreshold(), absl::LogSeverityAtLeast::kError);
+  absl::SetStderrThreshold(DefaultStderrThreshold());
+}
+
+TEST(TestGlobals, ScopedStderrThreshold) {
+  EXPECT_EQ(absl::StderrThreshold(), DefaultStderrThreshold());
+  {
+    absl::ScopedStderrThreshold scoped_stderr_threshold(
+        absl::LogSeverityAtLeast::kError);
+    EXPECT_EQ(absl::StderrThreshold(), absl::LogSeverityAtLeast::kError);
+  }
+  EXPECT_EQ(absl::StderrThreshold(), DefaultStderrThreshold());
+}
+
+TEST(TestGlobals, LogBacktraceAt) {
+  EXPECT_FALSE(absl::log_internal::ShouldLogBacktraceAt("some_file.cc", 111));
+  absl::SetLogBacktraceLocation("some_file.cc", 111);
+  EXPECT_TRUE(absl::log_internal::ShouldLogBacktraceAt("some_file.cc", 111));
+  EXPECT_FALSE(
+      absl::log_internal::ShouldLogBacktraceAt("another_file.cc", 222));
+}
+
+TEST(TestGlobals, LogPrefix) {
+  EXPECT_TRUE(absl::ShouldPrependLogPrefix());
+  absl::EnableLogPrefix(false);
+  EXPECT_FALSE(absl::ShouldPrependLogPrefix());
+  absl::EnableLogPrefix(true);
+  EXPECT_TRUE(absl::ShouldPrependLogPrefix());
+}
+
+TEST(TestGlobals, SetGlobalVLogLevel) {
+  EXPECT_EQ(absl::SetGlobalVLogLevel(42), 0);
+  EXPECT_EQ(absl::SetGlobalVLogLevel(1337), 42);
+  // Restore the value since it affects the default unset module value for
+  // `SetVLogLevel()`.
+  EXPECT_EQ(absl::SetGlobalVLogLevel(0), 1337);
+}
+
+TEST(TestGlobals, SetVLogLevel) {
+  EXPECT_EQ(absl::SetVLogLevel("setvloglevel", 42), 0);
+  EXPECT_EQ(absl::SetVLogLevel("setvloglevel", 1337), 42);
+  EXPECT_EQ(absl::SetVLogLevel("othersetvloglevel", 50), 0);
+
+  EXPECT_EQ(absl::SetVLogLevel("*pattern*", 1), 0);
+  EXPECT_EQ(absl::SetVLogLevel("*less_generic_pattern*", 2), 1);
+  // "pattern_match" matches the pattern "*pattern*". Therefore, the previous
+  // level must be 1.
+  EXPECT_EQ(absl::SetVLogLevel("pattern_match", 3), 1);
+  // "less_generic_pattern_match" matches the pattern "*pattern*". Therefore,
+  // the previous level must be 2.
+  EXPECT_EQ(absl::SetVLogLevel("less_generic_pattern_match", 4), 2);
+}
+
+TEST(TestGlobals, AndroidLogTag) {
+  // Verify invalid tags result in a check failure.
+  EXPECT_DEATH_IF_SUPPORTED(absl::SetAndroidNativeTag(nullptr), ".*");
+
+  // Verify valid tags applied.
+  EXPECT_THAT(absl::log_internal::GetAndroidNativeTag(), StrEq("native"));
+  absl::SetAndroidNativeTag("test_tag");
+  EXPECT_THAT(absl::log_internal::GetAndroidNativeTag(), StrEq("test_tag"));
+
+  // Verify that additional calls (more than 1) result in a check failure.
+  EXPECT_DEATH_IF_SUPPORTED(absl::SetAndroidNativeTag("test_tag_fail"), ".*");
+}
+
+TEST(TestExitOnDFatal, OffTest) {
+  // Turn off...
+  absl::log_internal::SetExitOnDFatal(false);
+  EXPECT_FALSE(absl::log_internal::ExitOnDFatal());
+
+  // We don't die.
+  {
+    absl::ScopedMockLog log(absl::MockLogDefault::kDisallowUnexpected);
+
+    // LOG(DFATAL) has severity FATAL if debugging, but is
+    // downgraded to ERROR if not debugging.
+    EXPECT_CALL(log, Log(absl::kLogDebugFatal, _, "This should not be fatal"));
+
+    log.StartCapturingLogs();
+    LOG(DFATAL) << "This should not be fatal";
+  }
+}
+
+#if GTEST_HAS_DEATH_TEST
+TEST(TestDeathWhileExitOnDFatal, OnTest) {
+  absl::log_internal::SetExitOnDFatal(true);
+  EXPECT_TRUE(absl::log_internal::ExitOnDFatal());
+
+  // Death comes on little cats' feet.
+  EXPECT_DEBUG_DEATH({ LOG(DFATAL) << "This should be fatal in debug mode"; },
+                     "This should be fatal in debug mode");
+}
+#endif
+
+}  // namespace