add coverage and coveralls

.coveragerc

@@ -0,0 +1,17 @@
+[run]
+; needs coverage>=5 (and still causes touble in this setup)
+;dynamic_context = test_function
+branch = True
+source = i3configger
+omit =
+    *__main__.py
+    */bindings.py
+    */inotify_simple.py
+
+[report]
+exclude_lines =
+    pragma: no cover
+    raise NotImplementedError
+
+[html]
+directory = .coverage-html

.gitignore

@@ -6,3 +6,4 @@ archive/*
 
 site/*
 .messages.json
+.coverage-html

.travis.yml

@@ -16,3 +16,5 @@ jobs:
       script: tox -e lint
     - stage: test
       script: tox -e test
+after_success:
+    - tox -e coveralls

README.md

@@ -1,6 +1,7 @@
 [![Project Status: Active – The project has reached a stable, usable state and is being actively developed.](http://www.repostatus.org/badges/latest/active.svg)](http://www.repostatus.org/#active)
-[![Build Status](https://travis-ci.org/obestwalter/i3configger.svg?branch=master)](https://travis-ci.org/obestwalter/i3configger)
 [![PyPI version](https://badge.fury.io/py/i3configger.svg)](https://pypi.org/project/i3configger/)
+[![Build Status](https://travis-ci.org/obestwalter/i3configger.svg?branch=master)](https://travis-ci.org/obestwalter/i3configger)
+[![Coverage Status](https://coveralls.io/repos/github/obestwalter/i3configger/badge.svg?branch=master)](https://coveralls.io/github/obestwalter/i3configger?branch=master)
 [![Documentation](https://img.shields.io/badge/docs-sure!-brightgreen.svg)](http://oliver.bestwalter.de/i3configger)
 [![Black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/ambv/black)
 

setup.py

@@ -24,7 +24,7 @@ def make_long_description():
     install_requires=["psutil", "python-daemon"],
     extras_require={
         "lint": ["pre-commit"],
-        "test": ["pytest"],
+        "test": ["pytest", "coverage"],
         "docs": ["mkdocs", "mkdocs-material"],
         "release": ["plumbum", "twine", "readme_renderer[md]"],
     },

tox.ini

@@ -11,7 +11,6 @@ xfail_strict = True
 
 [testenv]
 basepython = python3.7
-usedevelop = True
 extras =
     lint: lint
     test: test
@@ -29,7 +28,15 @@ commands =
 
 [testenv:test]
 description = run tests with pytest
-commands = pytest tests
+commands =
+    coverage run -m pytest
+    coverage report
+
+[testenv:coveralls]
+description = send report to coveralls
+setenv = COVERALLS_REPO_TOKEN = zCycry7u83alwoxtvxKfZPMNGXVM37qzq
+deps = coveralls
+commands = coveralls
 
 [testenv:release]
 description = release to PyPI
@@ -67,6 +74,7 @@ commands =
 
 [testenv:dev]
 description = dev env at {envpython}
+usedevelop = True
 extras =
     lint
     test