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+// 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/internal/test_helpers.h"
+
+#ifdef __Fuchsia__
+#include <zircon/syscalls.h>
+#endif
+
+#include "gtest/gtest.h"
+#include "absl/base/config.h"
+#include "absl/base/log_severity.h"
+#include "absl/log/globals.h"
+#include "absl/log/initialize.h"
+#include "absl/log/internal/globals.h"
+
+namespace absl {
+ABSL_NAMESPACE_BEGIN
+namespace log_internal {
+
+// Returns false if the specified severity level is disabled by
+// `ABSL_MIN_LOG_LEVEL` or `absl::MinLogLevel()`.
+bool LoggingEnabledAt(absl::LogSeverity severity) {
+ return severity >= kAbslMinLogLevel && severity >= absl::MinLogLevel();
+}
+
+// -----------------------------------------------------------------------------
+// Googletest Death Test Predicates
+// -----------------------------------------------------------------------------
+
+#if GTEST_HAS_DEATH_TEST
+
+bool DiedOfFatal(int exit_status) {
+#if defined(_WIN32)
+ // Depending on NDEBUG and (configuration?) MSVC's abort either results
+ // in error code 3 (SIGABRT) or error code 0x80000003 (breakpoint
+ // triggered).
+ return ::testing::ExitedWithCode(3)(exit_status & 0x7fffffff);
+#elif defined(__Fuchsia__)
+ // The Fuchsia death test implementation kill()'s the process when it detects
+ // an exception, so it should exit with the corresponding code. See
+ // FuchsiaDeathTest::Wait().
+ return ::testing::ExitedWithCode(ZX_TASK_RETCODE_SYSCALL_KILL)(exit_status);
+#elif defined(__ANDROID__) && defined(__aarch64__)
+ // These are all run under a qemu config that eats died-due-to-signal exit
+ // statuses.
+ return true;
+#else
+ return ::testing::KilledBySignal(SIGABRT)(exit_status);
+#endif
+}
+
+bool DiedOfQFatal(int exit_status) {
+ return ::testing::ExitedWithCode(1)(exit_status);
+}
+
+#endif
+
+// -----------------------------------------------------------------------------
+// Helper for Log initialization in test
+// -----------------------------------------------------------------------------
+
+void LogTestEnvironment::SetUp() {
+ if (!absl::log_internal::IsInitialized()) {
+ absl::InitializeLog();
+ }
+}
+
+} // namespace log_internal
+ABSL_NAMESPACE_END
+} // namespace absl