Travis CIでGoogle Testを実行するための設定

.travis.yml

language: cpp
sudo: false
matrix:
  include:
    # works on Precise and Trusty
    - os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
            - george-edison55-precise-backports
          packages:
            - g++-5
            - cmake
            - libgtest-dev
      env:
         - MATRIX_EVAL="CC=gcc-5 && CXX=g++-5"

    # works on Precise and Trusty
    - os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
            - george-edison55-precise-backports
          packages:
            - g++-6
            - cmake
            - libgtest-dev
      env:
        - MATRIX_EVAL="CC=gcc-6 && CXX=g++-6"
  
    # works on Precise and Trusty
    - os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
            - george-edison55-precise-backports
          packages:
            - g++-7
            - cmake
            - libgtest-dev
      env:
        - MATRIX_EVAL="CC=gcc-7 && CXX=g++-7"

before_install :
  - eval "${MATRIX_EVAL}"
  - git submodule update --init --recursive

install:
  - cd /usr/src/gtest && sudo cmake . && sudo cmake --build . && sudo mv libg* /usr/local/lib/ ; cd -

script:
  - g++ --version
  - cd {path/to/your/test_dir} 
  - make && ./gtest_main
  - cd ../..
git:
  submodule: false

gtest_block.cpp

/*
* This is Example of Test Class
*/

#include <gtest/gtest.h>
#include "../Block.h"
#include "Eigen/Core"
class BlockTest : public ::testing::Test{
protected:
  std::vector<Block> blocks;
  BlockTest(){
    blocks.emplace_back(Eigen::Vector2d(0.0,0.0), 20.0);
    blocks.emplace_back(Eigen::Vector2d(10.0,0.0), 30.0);
    blocks.emplace_back(Eigen::Vector2d(0.0,100.0), 100.0);
  }
};

TEST_F(BlockTest, size)
{
  EXPECT_EQ(20.0, blocks[0].size);
  EXPECT_EQ(30.0, blocks[1].size);
  EXPECT_EQ(100.0, blocks[2].size);
}
TEST_F(BlockTest, pos)
{
  EXPECT_EQ(Eigen::Vector2d(0.0,0.0), blocks[0].pos);
  EXPECT_EQ(Eigen::Vector2d(10.0,0.0), blocks[1].pos);
  EXPECT_EQ(Eigen::Vector2d(0.0,100.0), blocks[2].pos);
}
//TODO: add propagation test and back propagation test here

gtest_main.cpp

#include <gtest/gtest.h>

int main(int argc, char **argv) {
  ::testing::InitGoogleTest(&argc, argv);
  return RUN_ALL_TESTS();
}

Makefile

CC = g++-7
CFLAGS = -std=gnu++1z -I {Include Files} -Wall -Wextra -pedantic
SOURCES = {Your source files}
TESTS =  {Your test files}

gtest_main: gtest_main.cpp
	$(CC) $(CFLAGS) -o gtest_main gtest_main.cpp ${SOURCES} ${TESTS} -lgtest -lgtest_main -pthread

travis_gtest.md

Travis CIでGoogle Testを実行する

SetUp

1. Create test directory
2. Create gtest_main.cpp into test
3. Create test class files into test
4. Create Makefile into test and connect each test class to gtest_main

Done

Now, you can check build status on https://travis-ci.com/.