Add pool variable and user env variables to test resources environment (#5731)

eng/pipelines/templates/jobs/live.tests.yml

@@ -58,7 +58,7 @@ jobs:
     ${{ else }}:
       image: $(OSVmImage)
     os: ${{ parameters.OSName }}
-    
+
 
   ${{ if eq(parameters.UsePlatformContainer, 'true') }}:
     # Add a default so the job doesn't fail when the matrix is empty
@@ -101,7 +101,7 @@ jobs:
   - template: /eng/common/pipelines/templates/steps/verify-agent-os.yml
     parameters:
       AgentImage: $(OSVmImage)
-          
+
   - template: /eng/pipelines/templates/steps/fix-1es-image-apt-azure-sources.yml
 
   # Add g++5 repo to ubuntu
@@ -160,6 +160,8 @@ jobs:
       ServiceDirectory: ${{ parameters.ServiceDirectory }}
       Location: ${{ coalesce(parameters.Location, parameters.CloudConfig.Location) }}
       SubscriptionConfiguration: $(SubscriptionConfiguration)
+      EnvVars:
+        Pool: $(Pool)
 
   - template: /eng/common/testproxy/test-proxy-tool.yml
     parameters: