add travis-ci

Author: rscohn2

.travis.yml

@@ -0,0 +1,21 @@
+language: python
+
+env:
+        - SELECT_BUILDS=idp2_core
+        - SELECT_BUILDS=idp3_core
+        - SELECT_BUILDS=idp2_full
+        - SELECT_BUILDS=idp3_full
+
+install: "pip install -r requirements.txt"
+
+sudo: required
+
+services:
+        - docker
+
+script:
+        - python -m pytest tests
+
+branches:
+  only:
+  - master

README.md

@@ -13,7 +13,7 @@ Will build every image.
 
 * copy one of the the existing directories
 * edit the dockerfile
-* add the directory name in test/test_build.py
+* add the directory name in test/test_build.py and .travis.yml
 * create a new automated build on docker hub, copying build setting of existing image
 
 ## Publishing a new release
@@ -23,7 +23,8 @@ Will build every image.
 * Tag with the release name
     git tag -a 2017.0.0 -m 'new release'
 * On dockerhub, edit build settings for all repos to change build rule that generates the image with the latest tag
-* Push changes and tag
+* Push changes, this will trigger testing on travis-ci
     git push
+* When travis-ci testing completes, push the tag
     git push origin 2017.0.0
 * Check later that all builds have completed on docker hub

tests/test_build.py

@@ -15,5 +15,9 @@ def do_build(dir):
     subprocess.check_call('docker run -t %s python -c 1' % tag ,shell=True)
 
 def test_builds():
-    for dir in ['idp2_core','idp3_core','idp2_full','idp3_full']:
+    dirs = ['idp2_core','idp3_core','idp2_full','idp3_full']
+    if 'SELECT_BUILDS' in os.environ:
+        dirs = os.environ['SELECT_BUILDS'].split(' ')
+    for dir in dirs:
+        print('building:',dir)
         do_build(dir)