1 // Copyright 2022 The Pigweed Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 // use this file except in compliance with the License. You may obtain a copy of 5 // the License at 6 // 7 // https://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 // License for the specific language governing permissions and limitations under 13 // the License. 14 #pragma once 15 16 #include <cstdio> 17 18 #include "pw_unit_test/googletest_style_event_handler.h" 19 20 namespace pw { 21 namespace unit_test { 22 23 // An event handler implementation that displays GoogleTest-style output using 24 // std::printf. 25 class PrintfEventHandler final : public GoogleTestStyleEventHandler { 26 public: 27 constexpr PrintfEventHandler(bool verbose = false) GoogleTestStyleEventHandler(verbose)28 : GoogleTestStyleEventHandler(verbose) {} 29 30 private: Write(const char * content)31 void Write(const char* content) override { std::printf("%s", content); } 32 WriteLine(const char * format,...)33 void WriteLine(const char* format, ...) override { 34 va_list args; 35 36 va_start(args, format); 37 std::vprintf(format, args); 38 std::printf("\n"); 39 va_end(args); 40 } 41 }; 42 43 } // namespace unit_test 44 } // namespace pw 45