Merge pull request #4 from Squarespace/zcm/ensure_docs_build

Build docs during Travis CI

.travis.yml

@@ -1,8 +1,13 @@
 language: python
-python:
-    - "2.7"
-    - "3.6"
+python: 3.6
+
+install: pip install tox coveralls
+
+env:
+    - TOX_ENV=py27
+    - TOX_ENV=py36
+    - TOX_ENV=docs
+
+script: tox -e $TOX_ENV
 
-install: pip install tox-travis coveralls
-script: tox
 after_success: coveralls

requirements-dev.txt

@@ -5,6 +5,5 @@ pytest-cov>=2.5.1
 pytest-mock>=1.9.0
 pytest>=3.0.5
 PyYAML>=3.12
-sphinx>=1.7.4
-sphinx_rtd_theme>=0.3.1
 tox>=3.0.0
+-r requirements-docs.txt

requirements-docs.txt

@@ -0,0 +1,2 @@
+sphinx>=1.7.4
+sphinx_rtd_theme>=0.3.1

tox.ini

@@ -2,9 +2,15 @@
 ; If these environments do not work then equivalently typing 'python3.6' and 'python3.7'
 ; into the terminal likely don't work. Set symlinks so those resolve and the interpreters
 ; should be found by tox
-envlist = py27,py36
+envlist = py27, py36, docs
 
 [testenv]
-deps = -rrequirements-dev.txt
 usedevelop=True
+deps = -rrequirements-dev.txt
 commands = pytest --cov datasheets --cov-report=
+
+[testenv:docs]
+; Ensure docs will build
+deps = -rrequirements-docs.txt
+whitelist_externals = make
+commands = make docs