Ease running the tests + add coverage tests.

src/.gitignore

@@ -1,15 +1,19 @@
 *.egg-info
 *.py?
+.coverage
+.coverage.py*
 .installed*.cfg
 .mr.developer.cfg
 .tox
 /bin/
 /build/
+coverage.xml
 /develop/
 /develop-eggs/
 /dist/
 /eggs/
 /etc/
+/htmlcov/
 /include/
 /lib/
 /log/

src/.travis.yml

@@ -0,0 +1,29 @@
+language: python
+sudo: false
+python:
+    - 2.7
+    - 3.4
+    - 3.5
+    - 3.6
+
+install:
+    - pip install six==1.10.0 # force here to avoid conflict with zc.recipe.testrunner
+    - pip install -U setuptools==33.1.1
+    - pip install coveralls coverage
+    - pip install zc.buildout
+    - buildout bootstrap
+    - buildout install test
+
+script:
+    - coverage run bin/test -v1
+after_success:
+    - coverage combine
+    - coveralls
+
+notifications:
+    email: false
+
+cache:
+  pip: true
+  directories:
+    - eggs/

src/MANIFEST.in

@@ -0,0 +1,14 @@
+  include *.rst
+  include *.txt
+  recursive-include zmi *.css
+  recursive-include zmi *.eot
+  recursive-include zmi *.html
+  recursive-include zmi *.js
+  recursive-include zmi *.json
+  recursive-include zmi *.map
+  recursive-include zmi *.svg
+  recursive-include zmi *.ttf
+  recursive-include zmi *.txt
+  recursive-include zmi *.woff
+  recursive-include zmi *.woff2
+  recursive-include zmi *.zcml

src/setup.cfg

@@ -1,3 +1,10 @@
+[coverage:run]
+branch = True
+source = zmi.styles
+
+[coverage:report]
+precision = 2
+
 [check-manifest]
 ignore =
     bootstrap.py

src/tox.ini

@@ -0,0 +1,34 @@
+[tox]
+envlist =
+    py27,
+    py34,
+    py35,
+    py36,
+    coverage-report,
+
+[testenv]
+commands =
+    {envbindir}/buildout -c {toxinidir}/buildout.cfg buildout:directory={envdir} buildout:develop={toxinidir} bootstrap
+    {envbindir}/buildout -c {toxinidir}/buildout.cfg buildout:directory={envdir} buildout:develop={toxinidir} install test
+    coverage run {envbindir}/test {posargs:-vc1}
+skip_install = true
+deps =
+    setuptools==33.1.1
+    zc.buildout
+    coverage
+setenv =
+    PIP_NO_CACHE = 1
+    COVERAGE_FILE=.coverage.{envname}
+
+[testenv:coverage-report]
+basepython = python3.6
+deps = coverage
+setenv =
+    COVERAGE_FILE=.coverage
+skip_install = true
+commands =
+    coverage erase
+    coverage combine
+    coverage html -i
+    coverage xml -i
+    coverage report -i