diff --git a/azure-pipelines.yml b/azure-pipelines.yml
new file mode 100644
index 00000000000..9d1535f8cd4
--- /dev/null
+++ b/azure-pipelines.yml
@@ -0,0 +1,6 @@
+jobs:
+- job: Windows
+  pool:
+    vmImage: 'vs2017-win2016'
+  steps:
+  - template: azure-pipelines/steps.yml
diff --git a/azure-pipelines/rbreadline.diff b/azure-pipelines/rbreadline.diff
new file mode 100644
index 00000000000..c1395776103
--- /dev/null
+++ b/azure-pipelines/rbreadline.diff
@@ -0,0 +1,41 @@
+diff --git a/rbreadline.rb b/rbreadline.rb
+index c710961..e35408c 100644
+--- a/rbreadline.rb
++++ b/rbreadline.rb
+@@ -16,6 +16,7 @@ end
+ 
+ module RbReadline
+   require 'etc'
++  require 'io/console'
+ 
+   RL_LIBRARY_VERSION = "5.2"
+   RL_READLINE_VERSION  = 0x0502
+@@ -1092,6 +1093,9 @@ module RbReadline
+   @current_readline_init_include_level = 0
+   @current_readline_init_lineno = 0
+ 
++  # Used in windows 
++  @is_pipe = false
++
+   ENV["HOME"] ||= "#{ENV["HOMEDRIVE"]}#{ENV["HOMEPATH"]}"
+   if !File.directory? ENV["HOME"]
+     raise RuntimeError.new("HOME environment variable (or HOMEDRIVE and HOMEPATH) must be set and point to a directory")
+@@ -4490,6 +4494,10 @@ module RbReadline
+     end
+ 
+     def rl_getc(stream)
++	  # below added as test for whether we're connected to a pipe or a keyboard.
++      # Pipe connection is probably running under a test suite.
++      return (stream.getc || EOF rescue EOF) if @is_pipe
++
+       while (@kbhit.Call == 0)
+         # If there is no input, yield the processor for other threads
+         sleep(@_keyboard_input_timeout)
+@@ -4740,6 +4748,7 @@ module RbReadline
+   def readline_internal_charloop()
+     lastc = -1
+     eof_found = false
++	@is_pipe = (!@rl_outstream.winsize rescue true)
+ 
+     while (!@rl_done)
+       lk = @_rl_last_command_was_kill
diff --git a/azure-pipelines/steps.yml b/azure-pipelines/steps.yml
new file mode 100644
index 00000000000..548847c9103
--- /dev/null
+++ b/azure-pipelines/steps.yml
@@ -0,0 +1,39 @@
+steps:
+
+- task: UseRubyVersion@0
+  inputs:
+    versionSpec: '= 2.4'
+
+- script: |
+    ruby -v
+    ridk version
+  displayName: 'ruby -v + ridk version'
+
+- script: |
+    mkdir tmp
+    cd tmp
+    mkdir home
+  displayName: 'work around readline crash (for https://github.com/bundler/bundler/issues/6902)'
+
+- script: |
+    git apply --ignore-space-change --ignore-whitespace azure-pipelines\rbreadline.diff --directory=C:/hostedtoolcache/windows/Ruby/2.4.3/x64/lib/ruby/site_ruby --unsafe-paths
+  displayName: 'patch local readline implementation (for https://github.com/bundler/bundler/issues/6907)'
+
+- script: |
+    ruby bin/rake spec:deps
+  displayName: 'ruby bin/rake spec:deps'
+  
+- script: |
+    gem install --no-document --conservative rspec_junit_formatter
+  displayName: 'gem install rspec_junit_formatter'
+
+- script: |
+    ruby -r rspec_junit_formatter bin/rspec --format progress --format RspecJunitFormatter -o rspec/bundler-junit-results.xml || exit 0
+  displayName: 'ruby bin/rspec'
+
+- task: PublishTestResults@2
+  inputs:
+    testRunner: JUnit
+    testResultsFiles: rspec/bundler-junit-results.xml
+  displayName: Publish test results
+  condition: succeededOrFailed()
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 9355bfb33f4..7cc363087cf 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -41,7 +41,7 @@ module Gem
 
 $debug = false
 
-Spec::Manpages.setup
+Spec::Manpages.setup unless Gem.win_platform?
 Spec::Rubygems.setup
 FileUtils.rm_rf(Spec::Path.gem_repo1)
 ENV["RUBYOPT"] = "#{ENV["RUBYOPT"]} -r#{Spec::Path.spec_dir}/support/hax.rb"