diff options
Diffstat (limited to 'meta-selftest/recipes-test/cpp/files')
7 files changed, 199 insertions, 0 deletions
diff --git a/meta-selftest/recipes-test/cpp/files/CMakeLists.txt b/meta-selftest/recipes-test/cpp/files/CMakeLists.txt new file mode 100644 index 0000000000..6fa6917d89 --- /dev/null +++ b/meta-selftest/recipes-test/cpp/files/CMakeLists.txt @@ -0,0 +1,61 @@ +# +# Copyright OpenEmbedded Contributors +# +# SPDX-License-Identifier: MIT +# + +cmake_minimum_required(VERSION 3.22) + +project(cmake-example + VERSION 1.0.0 + LANGUAGES CXX +) + +option(BUILD_SHARED_LIBS "Build using shared libraries" ON) +option(FAILING_TEST "Compile a failing unit test to test the test infrastructure" OFF) + +set(CMAKE_CXX_STANDARD 17) +set(CMAKE_CXX_STANDARD_REQUIRED On) +set(CMAKE_CXX_EXTENSIONS Off) + +include(GNUInstallDirs) + +# Linking a small library makes the example more useful for testing. +find_package(json-c) + +# A simple library linking json-c library found by pkgconfig +add_library(cmake-example-lib cpp-example-lib.cpp cpp-example-lib.hpp) +set_target_properties(cmake-example-lib PROPERTIES + VERSION ${PROJECT_VERSION} + SOVERSION ${PROJECT_VERSION_MAJOR} +) +target_link_libraries(cmake-example-lib PRIVATE json-c::json-c) + +install(TARGETS cmake-example-lib + INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR} + ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR} + LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} +) + +# A simple executable linking the library +add_executable(cmake-example cpp-example.cpp) +target_link_libraries(cmake-example PRIVATE cmake-example-lib) + +install(TARGETS cmake-example + RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} +) + +# A simple test executable for testing the library +add_executable(test-cmake-example test-cpp-example.cpp) +target_link_libraries(test-cmake-example PRIVATE cmake-example-lib) + +if (FAILING_TEST) + target_compile_definitions(test-cmake-example PRIVATE FAIL_COMPARISON_STR="foo") +endif(FAILING_TEST) + +install(TARGETS test-cmake-example + RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} +) + +include(CTest) +add_test(NAME test-cmake-example COMMAND test-cmake-example) diff --git a/meta-selftest/recipes-test/cpp/files/cpp-example-lib.cpp b/meta-selftest/recipes-test/cpp/files/cpp-example-lib.cpp new file mode 100644 index 0000000000..d3dc976864 --- /dev/null +++ b/meta-selftest/recipes-test/cpp/files/cpp-example-lib.cpp @@ -0,0 +1,33 @@ +/* + * Copyright OpenEmbedded Contributors + * + * SPDX-License-Identifier: MIT + */ + +#include <iostream> +#include <string> +#include <json-c/json.h> +#include "cpp-example-lib.hpp" + +const std::string &CppExample::get_string() +{ + return test_string; +} + +const char *CppExample::get_json_c_version() +{ + return json_c_version(); +} + +void CppExample::print_json() +{ + struct json_object *jobj; + const int flag = JSON_C_TO_STRING_SPACED | JSON_C_TO_STRING_PRETTY; + + jobj = json_object_new_object(); + json_object_object_add(jobj, "test_string", json_object_new_string(test_string.c_str())); + + std::cout << json_object_to_json_string_ext(jobj, flag) << std::endl; + + json_object_put(jobj); // Delete the json object +} diff --git a/meta-selftest/recipes-test/cpp/files/cpp-example-lib.hpp b/meta-selftest/recipes-test/cpp/files/cpp-example-lib.hpp new file mode 100644 index 0000000000..0ad9e7b7b2 --- /dev/null +++ b/meta-selftest/recipes-test/cpp/files/cpp-example-lib.hpp @@ -0,0 +1,21 @@ +/* + * Copyright OpenEmbedded Contributors + * + * SPDX-License-Identifier: MIT + */ + +#pragma once + +#include <string> + +struct CppExample +{ + inline static const std::string test_string = "cpp-example-lib Magic: 123456789"; + + /* Retrieve a constant string */ + const std::string &get_string(); + /* Retrieve a constant string from a library */ + const char *get_json_c_version(); + /* Call a more advanced function from a library */ + void print_json(); +}; diff --git a/meta-selftest/recipes-test/cpp/files/cpp-example.cpp b/meta-selftest/recipes-test/cpp/files/cpp-example.cpp new file mode 100644 index 0000000000..9889554e0c --- /dev/null +++ b/meta-selftest/recipes-test/cpp/files/cpp-example.cpp @@ -0,0 +1,18 @@ +/* + * Copyright OpenEmbedded Contributors + * + * SPDX-License-Identifier: MIT + */ + +#include "cpp-example-lib.hpp" + +#include <iostream> + +int main() +{ + auto cpp_example = CppExample(); + std::cout << "C++ example linking " << cpp_example.get_string() << std::endl; + std::cout << "Linking json-c version " << cpp_example.get_json_c_version() << std::endl; + cpp_example.print_json(); + return 0; +} diff --git a/meta-selftest/recipes-test/cpp/files/meson.build b/meta-selftest/recipes-test/cpp/files/meson.build new file mode 100644 index 0000000000..0e2b55f3a2 --- /dev/null +++ b/meta-selftest/recipes-test/cpp/files/meson.build @@ -0,0 +1,38 @@ +# +# Copyright OpenEmbedded Contributors +# +# SPDX-License-Identifier: MIT +# + +project('meson-example', 'cpp', + version: '1.0.0', + default_options: ['cpp_std=c++17'] + ) + +jsoncdep = dependency('json-c') + +if get_option('FAILING_TEST').enabled() + add_project_arguments('-DFAIL_COMPARISON_STR=foo', language: 'cpp') +endif + +mesonexlib = shared_library('mesonexlib', + 'cpp-example-lib.cpp', 'cpp-example-lib.hpp', + version: meson.project_version(), + soversion: meson.project_version().split('.')[0], + dependencies : jsoncdep, + install : true + ) + +executable('mesonex', + 'cpp-example.cpp', + link_with : mesonexlib, + install : true + ) + +test_mesonex = executable('test-mesonex', + 'test-cpp-example.cpp', + link_with : mesonexlib, + install : true +) + +test('meson example test', test_mesonex) diff --git a/meta-selftest/recipes-test/cpp/files/meson.options b/meta-selftest/recipes-test/cpp/files/meson.options new file mode 100644 index 0000000000..58a0bf9e61 --- /dev/null +++ b/meta-selftest/recipes-test/cpp/files/meson.options @@ -0,0 +1,3 @@ + +option('FAILING_TEST', type : 'feature', value : 'disabled', + description : 'Compile a failing unit test to test the test infrastructure') diff --git a/meta-selftest/recipes-test/cpp/files/test-cpp-example.cpp b/meta-selftest/recipes-test/cpp/files/test-cpp-example.cpp new file mode 100644 index 0000000000..83c9bfa844 --- /dev/null +++ b/meta-selftest/recipes-test/cpp/files/test-cpp-example.cpp @@ -0,0 +1,25 @@ +/* +* Copyright OpenEmbedded Contributors +* +* SPDX-License-Identifier: MIT +*/ + +#include "cpp-example-lib.hpp" + +#include <iostream> + +/* This is for creating a failing test for testing the test infrastructure */ +#ifndef FAIL_COMPARISON_STR +#define FAIL_COMPARISON_STR "" +#endif + +int main() { + auto cpp_example = CppExample(); + auto ret_string = cpp_example.get_string(); + if(0 == ret_string.compare(CppExample::test_string + FAIL_COMPARISON_STR)) { + std::cout << "PASS: " << ret_string << " = " << CppExample::test_string << std::endl; + } else { + std::cout << "FAIL: " << ret_string << " != " << CppExample::test_string << std::endl; + return 1; + } +} |