【CMake】创建一个简单的单元测试(ctest)

项目文件C++源码：

 1 /**
 2  * @file sum_integers.hpp
 3  * @date 2022-08-05 21:03
 4  */
 5 #ifndef SUM_INTEGERS_H
 6 #define SUM_INTEGERS_H
 7 
 8 #include <vector>
 9 int sum_integers(const std::vector<int> integers);
10 
11 #endif // !SUM_INTEGERS_H

 

 1 /**
 2  * @file sum_integers.cpp
 3  * @date 2022-08-05 21:04
 4  */
 5 #include "sum_integers.hpp"
 6 #include <vector>
 7 int sum_integers(const std::vector<int> integers)
 8 {
 9     auto sum = 0;
10     for (auto i : integers)
11     {
12         sum += i;
13     }
14     return sum;
15 }

 

 1 /**
 2  * @file main.cpp
 3  * @date 2022-08-05 21:04
 4  */
 5 #include "sum_integers.hpp"
 6 #include <iostream>
 7 #include <string>
 8 #include <vector>
 9 
10 int main(int argc, char *argv[])
11 {
12     std::vector<int> integers;
13     for (auto i = 1; i < argc; i++)
14     {
15         integers.push_back(std::stoi(argv[i]));
16     }
17     auto sum = sum_integers(integers);
18     std::cout << sum << std::endl;
19 }

 

CMakeLists.txt文件：

 1 cmake_minimum_required(VERSION 3.5 FATAL_ERROR)
 2 project(CmakeTest LANGUAGES CXX)
 3 
 4 set(CMAKE_CXX_STANDARD 11)
 5 set(CMAKE_CXX_EXTENSIONS OFF)
 6 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 7 
 8 find_package(PythonInterp REQUIRED)
 9 find_package(Python COMPONENTS Interpreter Development REQUIRED)
10 find_program(BASH_EXECUTABLE NAMES bash REQUIRED)
11 
12 message(STATUS "Python Include: ${Python_INCLUDE_DIRS}")
13 
14 # 示例动态库
15 add_library(sum_integers sum_integers.cpp)
16 # m主程序
17 add_executable(${PROJECT_NAME} main.cpp)
18 target_link_libraries(${PROJECT_NAME} sum_integers)
19 # 测试动态库
20 add_executable(cpp_test test.cpp)
21 target_link_libraries(cpp_test sum_integers)
22 # 打开测试功能
23 enable_testing()
24 
25 add_test(
26   NAME bash_test
27   COMMAND ${BASH_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/test.sh $<TARGET_FILE:${PROJECT_NAME}>
28   )
29 add_test(
30   NAME cpp_test
31   COMMAND $<TARGET_FILE:cpp_test>
32   )
33 add_test(
34   NAME python_test_long
35   COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/test.py --executable $<TARGET_FILE:${PROJECT_NAME}>
36   )
37 add_test(
38   NAME python_test_short
39   COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/test.py --short --executable $<TARGET_FILE:${PROJECT_NAME}>
40   )

 

cpp测试代码：

 1 /**
 2  * @file test.cpp
 3  * @date 2022-08-05 21:06
 4  */
 5 #include "sum_integers.hpp"
 6 #include <vector>
 7 int main()
 8 {
 9     auto integers = {1, 2, 3, 4, 5};
10     if (sum_integers(integers) == 15)
11     {
12         return 0;
13     }
14     else
15     {
16         return 1;
17     }
18 }

 

bash测试代码：

 1 #!/usr/bin/env bash
 2 # test.sh
 3 EXECUTABLE=$1
 4 OUTPUT=$($EXECUTABLE 1 2 3 4)
 5 if [ "$OUTPUT" = "10" ]
 6 then
 7     exit 0
 8 else
 9     exit 1
10 fi

 

python测试代码：

 1 import subprocess
 2 import argparse
 3 # test script expects the executable as argument
 4 parser = argparse.ArgumentParser()
 5 parser.add_argument('--executable',
 6                     help='full path to executable')
 7 parser.add_argument('--short',
 8                     default=False,
 9                     action='store_true',
10                     help='run a shorter test')
11 args = parser.parse_args()
12 
13 
14 def execute_cpp_code(integers):
15     result = subprocess.check_output([args.executable] + integers)
16     return int(result)
17 
18 
19 if args.short:
20     # we collect [1, 2, ..., 100] as a list of strings
21     result = execute_cpp_code([str(i) for i in range(1, 101)])
22     assert result == 5050, 'summing up to 100 failed'
23 else:
24     # we collect [1, 2, ..., 1000] as a list of strings
25     result = execute_cpp_code([str(i) for i in range(1, 1001)])
26     assert result == 500500, 'summing up to 1000 failed'

 

posted @ 2022-08-05 21:08  禅元天道  阅读(767)  评论(0)  编辑  收藏  举报