Googletest

Googletest is Google's C++ unit-testing framework. These notes cover building it from source and linking it against your own code.

Download SRC

• git clone https://github.com/google/googletest

Build with samples

• cd googletest
• mkdir build & cd build
• cmake -Dgtest_build_samples=ON ..

Compile with your functions

• g++ -o gtest_main.cc adc_unittest.c adc_test.c -I ../include/ -L ../../build/lib/ -lgtest -lgtest_main -lpthread

Result

./gtest_main.cc 
Running main() from /home/tommy/Projects/google_test/googletest/googletest/src/gtest_main.cc
[==========] Running 3 tests from 1 test suite.
[----------] Global test environment set-up.
[----------] 3 tests from FactorialTest
[ RUN      ] FactorialTest.Negative
[       OK ] FactorialTest.Negative (0 ms)
[ RUN      ] FactorialTest.Zero
[       OK ] FactorialTest.Zero (0 ms)
[ RUN      ] FactorialTest.Positive
adc_unittest.c:109: Failure
Expected equality of these values:
  40320
  adc_raw_to_voltage(8)
    Which is: 6
[  FAILED  ] FactorialTest.Positive (0 ms)
[----------] 3 tests from FactorialTest (0 ms total)

[----------] Global test environment tear-down
[==========] 3 tests from 1 test suite ran. (0 ms total)
[  PASSED  ] 2 tests.
[  FAILED  ] 1 test, listed below:
[  FAILED  ] FactorialTest.Positive

 1 FAILED TEST