Merge pull request #40 from webknjaz/release/v1.2.0-build-automation

Refactor the build automation

Author: RonnyPfannschmidt

.travis.yml

@@ -20,10 +20,16 @@ matrix:
   include:
   - python: '3.8'
     env: TOXENV=flakes
-  - python: '3.8'
-    env: TOXENV=readme
+  - stage: Release
+    name: Build and verify dists (and publish if tagged)
+    python: '3.8'
+    env:
+      TOXENV: build-dists,metadata-validation
 
     # piggyback on existing build for releases
+    before_deploy:
+    # make setup.py no-op because tox has already produced verified dists:
+    - echo > setup.py
     deploy:
       provider: pypi
       user: nicoddemus
@@ -32,7 +38,8 @@ matrix:
       on:
         tags: true
         repo: pytest-dev/pytest-forked
-      distributions: sdist bdist_wheel
+      # keep the dists generated by tox:
+      skip-cleanup: true
 
 script: tox
 notifications:

setup.py

@@ -5,6 +5,7 @@
     use_scm_version=True,
     description='run tests in isolated forked subprocesses',
     long_description=open('README.rst').read(),
+    long_description_content_type='text/x-rst',
     license='MIT',
     author='pytest-dev',
     author_email='[email protected]',

tox.ini

@@ -5,7 +5,8 @@ isolated_build = true
 envlist=
   py{27,35,36,37,38}-pytest{310,46,54,latest}
   flakes
-  readme
+  build-dists
+  metadata-validation
 
 [testenv]
 deps =
@@ -25,11 +26,36 @@ changedir=
 deps = flake8
 commands = flake8 setup.py testing src/pytest_forked/
 
-[testenv:readme]
-changedir =
-deps = readme
+[testenv:build-dists]
+basepython = python3
+isolated_build = true
+# `usedevelop = true` overrides `skip_install` instruction, it's unwanted
+usedevelop = false
+# don't install pytest-forked itself in this env
+skip_install = true
+deps =
+  pep517 >= 0.7.0
+commands =
+  rm -rfv {toxinidir}/dist/
+  {envpython} -m pep517.build \
+    --source \
+    --binary \
+    --out-dir {toxinidir}/dist/ \
+    {toxinidir}
+whitelist_externals =
+  rm
+
+[testenv:metadata-validation]
+description =
+    Verify that dists under the dist/ dir have valid metadata
+depends =
+    build-dists
+deps =
+    twine
+usedevelop = false
 skip_install = true
-commands = python setup.py check -r -s
+commands =
+    twine check {toxinidir}/dist/*
 
 [pytest]
 addopts = -rsfxX