test coverage improved

.travis.yml

@@ -7,6 +7,6 @@ install:
   - "python setup.py -q install"
   - "pip install pytest-pep8 pytest-cov codecov"
 # command to run tests
-script: pytest --cov-config coveragerc --cov=./
+script: pytest
 after_success:
 - codecov

pytest.ini

 [pytest]
-addopts = --pep8 -v
+addopts = --pep8 -v --cov=./
 pep8ignore = 
     *.py E501

test/test_time.py

@@ -17,3 +17,7 @@ def test_time_format_different_descriptions(input_seconds, description, expected
 
 def test_time_format_simple():
     assert '{}'.format(time_format(65)) == '1m, 5s'
+
+
+def test_repr_function():
+    assert time_format(65).__repr__() == '1m, 5s'