Follow the new PTI for document build

For compliance with the Project Testing Interface as described in:
https://governance.openstack.org/tc/reference/project-testing-interface.html

Refer to:
http://lists.openstack.org/pipermail/openstack-dev/2017-November/124815.html

Change-Id: Ibb35b13fe121fa2489ef31f51e1a662fbd01cc8b
Co-Authored-By: Nguyen Hai <nguyentrihai93@gmail.com>

doc/requirements.txt

@@ -0,0 +1,4 @@
+openstackdocstheme>=1.18.1 # Apache-2.0
+reno>=2.5.0 # Apache-2.0
+sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
+sphinxcontrib-httpdomain>=1.3.0  # BSD

setup.cfg

@@ -103,13 +103,6 @@ heatclient.resource.formatter.list =
 setup-hooks =
     pbr.hooks.setup_hook
 
-[build_sphinx]
-builders = html,man
-all-files = 1
-warning-is-error = 1
-source-dir = doc/source
-build-dir = doc/build
-
 [upload_sphinx]
 upload-dir = doc/build/html
 

test-requirements.txt

@@ -9,10 +9,7 @@ fixtures>=3.0.0 # Apache-2.0/BSD
 requests-mock>=1.2.0 # Apache-2.0
 mock>=2.0.0 # BSD
 mox3>=0.20.0 # Apache-2.0
-openstackdocstheme>=1.18.1 # Apache-2.0
 python-openstackclient>=3.12.0 # Apache-2.0
-reno>=2.5.0 # Apache-2.0
-sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
 tempest>=17.1.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD
 testscenarios>=0.4 # Apache-2.0/BSD

tox.ini

@@ -46,8 +46,10 @@ commands =
     coverage report
 
 [testenv:docs]
-commands=
-    python setup.py build_sphinx
+deps =
+       -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt}
+       -r{toxinidir}/doc/requirements.txt
+commands = sphinx-build -W -b html doc/source doc/build/html
 
 [flake8]
 show-source = True
@@ -58,4 +60,7 @@ max-complexity=20
 import_exceptions = heatclient._i18n
 
 [testenv:releasenotes]
+deps =
+       -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt}
+       -r{toxinidir}/doc/requirements.txt
 commands = sphinx-build -a -E -W -d releasenotes/build/doctrees -b html releasenotes/source releasenotes/build/html