adding azure pipelines yaml file

Author: ash-t-luu

azure-pipelines.yml

@@ -0,0 +1,48 @@
+trigger:
+  branches:
+    include:
+    - main
+  tags:
+    include:
+    - v*
+
+pr:
+  branches:
+    include:
+    - main
+    
+strategy:
+  matrix:
+    linux:
+      imageName: 'ubuntu-latest'
+    mac:
+      imageName: 'macos-latest'
+    windows:
+      imageName: 'windows-latest'
+
+pool:
+  vmImage: $(imageName)
+
+steps:
+
+- task: NodeTool@0
+  inputs:
+    versionSpec: '10.x'
+  displayName: 'Install Node.js'
+
+- bash: |
+    /usr/bin/Xvfb :99 -screen 0 1024x768x24 > /dev/null 2>&1 &
+    echo ">>> Started xvfb"
+  displayName: Start xvfb
+  condition: and(succeeded(), eq(variables['Agent.OS'], 'Linux'))
+
+- bash: |
+    echo ">>> Compile vscode-test"
+    npm && npm compile
+    echo ">>> Compiled vscode-test"
+    cd sample
+    echo ">>> Run sample integration test"
+    npm && npm compile && npm test
+  displayName: Run Tests
+  env:
+    DISPLAY: ':99.0'