1*71db0c75SAndroid Build Coastguard Worker //===-- Utilities to log to standard output during tests --------*- C++ -*-===// 2*71db0c75SAndroid Build Coastguard Worker // 3*71db0c75SAndroid Build Coastguard Worker // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*71db0c75SAndroid Build Coastguard Worker // See https://llvm.org/LICENSE.txt for license information. 5*71db0c75SAndroid Build Coastguard Worker // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*71db0c75SAndroid Build Coastguard Worker // 7*71db0c75SAndroid Build Coastguard Worker //===----------------------------------------------------------------------===// 8*71db0c75SAndroid Build Coastguard Worker 9*71db0c75SAndroid Build Coastguard Worker #ifndef LLVM_LIBC_TEST_UNITTEST_TESTLOGGER_H 10*71db0c75SAndroid Build Coastguard Worker #define LLVM_LIBC_TEST_UNITTEST_TESTLOGGER_H 11*71db0c75SAndroid Build Coastguard Worker 12*71db0c75SAndroid Build Coastguard Worker #include "src/__support/macros/config.h" 13*71db0c75SAndroid Build Coastguard Worker 14*71db0c75SAndroid Build Coastguard Worker namespace LIBC_NAMESPACE_DECL { 15*71db0c75SAndroid Build Coastguard Worker namespace testing { 16*71db0c75SAndroid Build Coastguard Worker 17*71db0c75SAndroid Build Coastguard Worker // A class to log to standard output in the context of hermetic tests. 18*71db0c75SAndroid Build Coastguard Worker struct TestLogger { 19*71db0c75SAndroid Build Coastguard Worker constexpr TestLogger() = default; 20*71db0c75SAndroid Build Coastguard Worker template <typename T> TestLogger &operator<<(T); 21*71db0c75SAndroid Build Coastguard Worker }; 22*71db0c75SAndroid Build Coastguard Worker 23*71db0c75SAndroid Build Coastguard Worker // A global TestLogger instance to be used in tests. 24*71db0c75SAndroid Build Coastguard Worker extern TestLogger tlog; 25*71db0c75SAndroid Build Coastguard Worker 26*71db0c75SAndroid Build Coastguard Worker } // namespace testing 27*71db0c75SAndroid Build Coastguard Worker } // namespace LIBC_NAMESPACE_DECL 28*71db0c75SAndroid Build Coastguard Worker 29*71db0c75SAndroid Build Coastguard Worker #endif /* LLVM_LIBC_TEST_UNITTEST_TESTLOGGER_H */ 30