Add a coverage environment and coveralls.io

Also drop Python 3.3.

.coveragerc

@@ -0,0 +1,12 @@
+[run]
+source = zope.testrunner
+parallel = true
+
+[report]
+precision = 2
+exclude_lines =
+    pragma: no cover
+    if __name__ == '__main__':
+    raise NotImplementedError
+    self.fail
+    raise AssertionError

.gitignore

@@ -9,3 +9,5 @@ develop-eggs/
 tags
 .tox
 parts/
+.coverage
+htmlcov/

.travis.yml

@@ -2,15 +2,20 @@ sudo: false
 language: python
 python:
   - 2.7
-  - 3.3
   - 3.4
   - 3.5
   - 3.6
   - pypy
   - pypy3
 install:
-    - pip install tox-travis
+    - pip install -U pip setuptools
+    - pip install -U coverage coveralls
+    - pip install -U -e .[test]
 script:
-    - tox
+    - coverage run setup.py -q test -q
+after_success:
+    - coverage combine
+    - coveralls
 notifications:
     email: false
+cache: pip

CHANGES.rst

@@ -4,7 +4,9 @@ zope.testrunner Changelog
 4.8.2 (unreleased)
 ==================
 
-- Nothing changed yet.
+- Drop support for Python 3.3.
+
+- Enable test coverage reporting on coveralls.io and in tox.ini.
 
 
 4.8.1 (2017-11-12)

MANIFEST.in

@@ -1,2 +1,8 @@
-include *.rst *.py buildout.cfg tox.ini *.yml
+include *.rst
+include *.py
+include buildout.cfg
+include tox.ini
+include *.yml
+include .coveragerc
+
 recursive-include src *.py *.txt *.test

README.rst

@@ -13,6 +13,10 @@ zope.testrunner
 .. image:: https://travis-ci.org/zopefoundation/zope.testrunner.svg?branch=master
         :target: https://travis-ci.org/zopefoundation/zope.testrunner
 
+.. image:: https://coveralls.io/repos/github/zopefoundation/zope.testrunner/badge.svg?branch=master
+        :target: https://coveralls.io/github/zopefoundation/zope.testrunner?branch=master
+
+
 .. contents::
 
 This package provides a flexible test runner with layer support.

setup.py

@@ -43,6 +43,13 @@
 import sys
 sys.path = %r
 
+try:
+    import coverage
+except ImportError:
+    pass
+else:
+    coverage.process_startup()
+
 import os
 os.chdir(%r)
 
@@ -158,7 +165,6 @@ def read(*names):
         "Programming Language :: Python :: 2",
         "Programming Language :: Python :: 2.7",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.3",
         "Programming Language :: Python :: 3.4",
         "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",

tox.ini

@@ -1,9 +1,23 @@
 [tox]
 envlist =
-    py27,pypy,py33,py34,py35,py36,pypy3
+    py27,pypy,py34,py35,py36,pypy3,coverage
 
 [testenv]
 deps =
-    zope.testing
+    .[test]
 commands =
     python setup.py -q test -q
+
+[testenv:coverage]
+usedevelop = true
+basepython =
+    python3.6
+commands =
+    coverage run setup.py -q test -q
+    coverage combine
+    coverage report
+setenv =
+    COVERAGE_PROCESS_START = {toxinidir}/.coveragerc
+deps =
+    {[testenv]deps}
+    coverage