Add tests coverage

.coveragerc

@@ -0,0 +1,2 @@
+[run]
+source = pipin.py

.travis.yml

@@ -6,6 +6,8 @@ python:
   - "3.4"
 install:
   - "python setup.py install"
+  - "pip install coveralls"
 script: "python setup.py test"
+after_success: "coveralls"
 notifications:
   email: false

Makefile

@@ -4,9 +4,14 @@ help:
 	@echo "Usage:"
 	@echo "    make release    | Release to PyPI."
 	@echo "    make test       | Run the tests."
+	@echo "    make test-nocov | Run the tests without coverage."
 
 release:
 	python setup.py register sdist upload
 
 test:
+	@coverage run ./setup.py test
+	@coverage report --show-missing
+
+test-nocov:
 	python setup.py test

README.rst

@@ -7,13 +7,16 @@ Let's *pipin*!
 
 You could probably handle same needs with ``ack`` or ``grep``, but ``pipin`` is less characters to write, colorizes the output nicely etc.
 
+.. image:: http://img.shields.io/pypi/v/pipin.svg?style=flat
+   :target: https://pypi.python.org/pypi/pipin
+
 .. image:: http://img.shields.io/travis/mattack108/pipin.svg?style=flat
    :target: https://travis-ci.org/mattack108/pipin
 
-.. image:: http://img.shields.io/pypi/dm/pipin.svg?style=flat
-   :target: https://pypi.python.org/pypi/pipin
+.. image:: http://img.shields.io/coveralls/mattack108/pipin/master.svg?style=flat
+   :target: https://coveralls.io/r/mattack108/pipin?branch=master
 
-.. image:: http://img.shields.io/pypi/v/pipin.svg?style=flat
+.. image:: http://img.shields.io/pypi/dm/pipin.svg?style=flat
    :target: https://pypi.python.org/pypi/pipin
 
 Requirements

setup.py

@@ -30,7 +30,7 @@ def run_tests(self):
                 'your project(s).',
     install_requires=install_requires,
     cmdclass={'test': PyTest},
-    tests_require=['pytest'],
+    tests_require=['coverage', 'pytest'],
     entry_points={
         'console_scripts': [
             'pipin = pipin:run',