$ git clone https://github.com/ikeyasu/arduino-mock.git
$ cd arduino-mock
$ git submodule update --init --recursive
$ cd test
$ make test
for t in arduino_unittest serial_unittest spark_unittest; do ./$t; done;
Running main() from gmock_main.cc
[==========] Running 2 tests from 2 test cases.
[----------] Global test environment set-up.
[----------] 1 test from digitalRead
[ RUN      ] digitalRead.2
[       OK ] digitalRead.2 (1 ms)
[----------] 1 test from digitalRead (1 ms total)

[----------] 1 test from delay
[ RUN      ] delay.normal
[       OK ] delay.normal (0 ms)
[----------] 1 test from delay (0 ms total)

[----------] Global test environment tear-down
[==========] 2 tests from 2 test cases ran. (1 ms total)
[  PASSED  ] 2 tests.
Running main() from gmock_main.cc
[==========] Running 1 test from 1 test case.
[----------] Global test environment set-up.
[----------] 1 test from loop
[ RUN      ] loop.pushed
[       OK ] loop.pushed (1 ms)
[----------] 1 test from loop (1 ms total)

[----------] Global test environment tear-down
[==========] 1 test from 1 test case ran. (1 ms total)
[  PASSED  ] 1 test.
Running main() from gmock_main.cc
[==========] Running 1 test from 1 test case.
[----------] Global test environment set-up.
[----------] 1 test from publish
[ RUN      ] publish.normal
[       OK ] publish.normal (1 ms)
[----------] 1 test from publish (1 ms total)

[----------] Global test environment tear-down
[==========] 1 test from 1 test case ran. (1 ms total)
[  PASSED  ] 1 test.

$ sudo apt-get install astyle=2.03-1

$ brew tap ikeyasu/myversions
$ brew install astyle203

$ ./script/codeformatter.sh