chore: update azure pipeline config

Author: aprilandjan

azure-pipelines.yml

@@ -1,71 +1,43 @@
-jobs:
-- job: Windows
-  pool:
-    name: Hosted VS2017
-    demands: npm
-  steps:
-  - task: NodeTool@0
-    displayName: 'Use Node 8.x'
-    inputs:
-      versionSpec: 8.x
-  - task: Npm@1
-    displayName: 'Install dependencies'
-    inputs:
-      verbose: false
-  - task: Npm@1
-    displayName: 'Compile sources'
-    inputs:
-      command: custom
-      verbose: false
-      customCommand: 'run compile'
-  - script: 'node node_modules/vscode/bin/test'
-    displayName: 'Run tests'
-- job: macOS
-  pool:
-    name: Hosted macOS
-    demands: npm
-  steps:
-  - task: NodeTool@0
-    displayName: 'Use Node 8.x'
-    inputs:
-      versionSpec: 8.x
-  - task: Npm@1
-    displayName: 'Install dependencies'
-    inputs:
-      verbose: false
-  - task: Npm@1
-    displayName: 'Compile sources'
-    inputs:
-      command: custom
-      verbose: false
-      customCommand: 'run compile'
-  - script: 'node node_modules/vscode/bin/test'
-    displayName: 'Run tests'
-- job: Linux
-  pool:
-    name: Hosted Ubuntu 1604
-    demands: npm
-  steps:
-  - task: NodeTool@0
-    displayName: 'Use Node 8.x'
-    inputs:
-      versionSpec: 8.x
-  - task: Npm@1
-    displayName: 'Install dependencies'
-    inputs:
-      verbose: false
-  - task: Npm@1
-    displayName: 'Compile sources'
-    inputs:
-      command: custom
-      verbose: false
-      customCommand: 'run compile'
-  - script: |
-      set -e
-      /usr/bin/Xvfb :10 -ac >> /tmp/Xvfb.out 2>&1 &
-      disown -ar
-    displayName: 'Start xvfb'
-  - script: 'node node_modules/vscode/bin/test'
-    displayName: 'Run tests'
-    env:
-      DISPLAY: :10
+trigger:
+  branches:
+    include:
+    - master
+  tags:
+    include:
+    - v*
+
+strategy:
+  matrix:
+    linux:
+      imageName: 'ubuntu-latest'
+    mac:
+      imageName: 'macos-latest'
+    windows:
+      imageName: 'windows-latest'
+
+pool:
+  vmImage: $(imageName)
+
+steps:
+
+- task: NodeTool@0
+  inputs:
+    versionSpec: '16.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"
+    yarn && yarn compile
+    echo ">>> Compiled vscode-test"
+    cd sample
+    echo ">>> Run sample integration test"
+    yarn && yarn compile && yarn test
+  displayName: Run Tests
+  env:
+    DISPLAY: ':99.0'