Also travis test on OSX

.travis-build.sh

@@ -23,8 +23,9 @@ travis_fold end Building
 travis_fold start Checking
  bootstrap_header 'Checking package' 
  export PKG_TARBALL=$(Rscript -e "with(as.list(read.dcf('DESCRIPTION')[1, ]), cat(sprintf('%s_%s.tar.gz', Package, Version)))")
+ export CHECK_LOG=${TRAVIS_BUILD_DIR}/IRkernel.Rcheck/00check.log
+ export INSTALL_LOG=${TRAVIS_BUILD_DIR}/IRkernel.Rcheck/00install.out
  R CMD check $PKG_TARBALL # could also use --as-cran
- export CHECK_LOG=/home/travis/build/IRkernel/IRkernel/IRkernel.Rcheck/00check.log
 travis_fold end Checking
 
 travis_fold start Installing
@@ -35,7 +36,11 @@ travis_fold end Installing
 travis_fold start Python_env
  bootstrap_header 'Installing Python Environment for testing'
  # http://conda.pydata.org/docs/travis.html
- wget https://repo.continuum.io/miniconda/Miniconda-latest-Linux-x86_64.sh -O miniconda.sh;
+ if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
+    wget https://repo.continuum.io/miniconda/Miniconda3-latest-MacOSX-x86_64.sh -O miniconda.sh;
+ else
+    wget https://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -O miniconda.sh;
+ fi
  bash miniconda.sh -b -p $HOME/miniconda
  export PATH="$HOME/miniconda/bin:$PATH"
  hash -r

.travis.yml

@@ -1,3 +1,7 @@
+os:
+#  - linux
+  - osx
+
 language: r
 sudo: false
 cache: packages
@@ -13,15 +17,25 @@ env:
 
 r_packages:
   - devtools
+  - Cairo # this was missing on OSX, no idea why this wasn't installed :-( Needed for repr
 
 r_github_packages:
   # we currently still need IRdisplay from github in all cases...
   - IRkernel/IRdisplay
 
 
 script:
+  - echo ${TRAVIS_BUILD_DIR}
+  - pwd
   - source .travis-build.sh
   - grep -q -R 'WARNING' "$CHECK_LOG" ; [ $? -ne 0 ]
   # TODO: currently we do have 1 NOTE: Found the following assignments to the global environment...
   #- grep -q -R 'NOTE' "$CHECK_LOG"; [ $? -ne 0 ]
 
+after_failure:
+  - travis_fold start check_log
+  - bootstrap_header 'Check log'
+  - cat "$CHECK_LOG"
+  - bootstrap_header 'Install log'
+  - cat "$INSTALL_LOG"
+  - travis_fold end check_log