----------------code.cpp-------------------

#include "code.h"

int f( int a ){    return a+1;}

int b( int b ){    return b+2;}

----------------code_test.cpp-------------------

#include "code.h"

#include <gtest/gtest.h>

TEST( TEST_A,NAME ){//TEST_A 是测试用例名称， NAME 是测试名称

EXPECT_EQ( 2,f( 1 ) );//这个测试执行函数f，参数为1，查看返回值是不是2

EXPECT_EQ( 3,f( 2 ) );

}

TEST( TEST_B,NAME ){

EXPECT_EQ( 4,b( 2 ) );

}

----------------main_test.cpp-------------------

#include <gtest/gtest.h

#include <iostream>

int main(int argc, char **argv) {

testing::InitGoogleTest(&argc, argv);

return RUN_ALL_TESTS();

}

----------------运行--------------------------

gcc $(gtest-config --ldflags --libs) -o main_test code.cpp code_test.cpp main_test.cpp -I /home/sosotest/include -lgtest -L /home/sosotest/lib

----------------运行--------------------------

./main_test

[==========] Running 4 tests from 4 test cases.

[----------] Global test environment set-up.

[----------] 1 test from TEST_A

[ RUN      ] TEST_A.NAME

[       OK ] TEST_A.NAME (0 ms)

[----------] 1 test from TEST_A (0 ms total)

[----------] 1 test from TEST_B

[ RUN      ] TEST_B.NAME

[       OK ] TEST_B.NAME (0 ms)

[----------] 1 test from TEST_B (0 ms total)

[----------] Global test environment tear-down

[==========] 2 tests from 2 test cases ran. (0 ms total)

[  PASSED  ] 2 tests.