Merge pull request #724 from dfalbel/feature/appveyor

Feature/appveyor

Author: javierluraschi

.Rbuildignore

@@ -33,4 +33,4 @@
 ^Jenkinsfile$
 ^logo.png$
 
-
+^appveyor\.yml$

NEWS.md

@@ -3,6 +3,8 @@
 
 - Use `tf.keras` as default implementation module.
 
+- Added AppVeyor to test on Windows.
+
 
 ## Keras 2.2.4 (CRAN)
 

README.md

@@ -3,6 +3,7 @@
 ![](https://s3.amazonaws.com/keras.io/img/keras-logo-2018-large-1200.png)
 
 [![Travis-CI Build Status](https://travis-ci.org/rstudio/keras.svg?branch=master)](https://travis-ci.org/rstudio/keras) 
+[![AppVeyor Build Status](https://ci.appveyor.com/api/projects/status/github/rstudio/keras?branch=master&svg=true)](https://ci.appveyor.com/project/rstudio/keras)
 [![CRAN_Status_Badge](http://www.r-pkg.org/badges/version/keras)](http://cran.r-project.org/package=keras)
 [![license](https://img.shields.io/github/license/mashape/apistatus.svg?maxAge=2592000)](https://github.com/fchollet/keras/blob/master/LICENSE)
 

appveyor.yml

@@ -0,0 +1,50 @@
+# DO NOT CHANGE the "init" and "install" sections below
+
+environment:
+  matrix:
+    - TF_VERSION: 1.13.1
+    - TF_VERSION: 1.12.0
+
+# Download script file from GitHub
+init:
+  ps: |
+        $ErrorActionPreference = "Stop"
+        Invoke-WebRequest http://raw.github.com/krlmlr/r-appveyor/master/scripts/appveyor-tool.ps1 -OutFile "..\appveyor-tool.ps1"
+        Import-Module '..\appveyor-tool.ps1'
+install:
+  ps: Bootstrap
+
+cache:
+  - C:\RLibrary
+
+# Adapt as necessary starting from here
+
+build_script:
+  - C:\Miniconda3-x64\Scripts\conda create -y --name r-tensorflow tensorflow=%TF_VERSION% keras python=3.6.8
+  - travis-tool.sh install_deps
+
+test_script:
+  - travis-tool.sh run_tests
+
+on_failure:
+  - 7z a failure.zip *.Rcheck\*
+  - appveyor PushArtifact failure.zip
+
+artifacts:
+  - path: '*.Rcheck\**\*.log'
+    name: Logs
+
+  - path: '*.Rcheck\**\*.out'
+    name: Logs
+
+  - path: '*.Rcheck\**\*.fail'
+    name: Logs
+
+  - path: '*.Rcheck\**\*.Rout'
+    name: Logs
+
+  - path: '\*_*.tar.gz'
+    name: Bits
+
+  - path: '\*_*.zip'
+    name: Bits