Run playground tests on PRs without deploying to GitHub Pages. (#148)

.azure/azure-linux-template.yml

@@ -53,7 +53,7 @@ jobs:
   - script: |
       set -o xtrace
       # stack ./examples/counter.hs check
-      stack test $ARGS --test-arguments="-j2"
+      stack test $ARGS
     displayName: 'Build & Test'
   - script: |
       set -o xtrace

.azure/azure-osx-template.yml

@@ -11,6 +11,9 @@ jobs:
         BUILD: stack
         STACK_YAML: stack.yaml
         ARGS: --pedantic
+      stack-lts-15:
+        BUILD: stack
+        STACK_YAML: stack-lts-14.yaml
       stack-lts-14:
         BUILD: stack
         STACK_YAML: stack-lts-14.yaml
@@ -42,7 +45,7 @@ jobs:
     displayName: 'Install dependencies'
   - script: |
       # stack ./examples/counter.hs check
-      stack test --test-arguments="-j2"
+      stack test $ARGS
     displayName: 'Build & Test'
   - script: |
       stack haddock --no-haddock-deps

.azure/azure-windows-template.yml

@@ -7,20 +7,22 @@ jobs:
     vmImage: ${{ parameters.vmImage }}
   strategy:
     matrix:
-      # lts-16 and lts-15 fails due to segfaults. Think it is a GHC issue.
       stack:
         BUILD: stack
-        STACK_YAML: stack.yaml
         ARGS: --pedantic
+      # lts-15 fails due to segfaults. Think it is a GHC issue.
       # stack-lts-15:
-        # BUILD: stack
-        # STACK_YAML: stack-lts-15.yaml
+      #   BUILD: stack
+      #   STACK_YAML: stack-lts-15.yaml
+      #   ARGS: --no-run-tests
       stack-lts-14:
         BUILD: stack
         STACK_YAML: stack-lts-14.yaml
+        ARGS: --no-run-tests
       stack-lts-13:
         BUILD: stack
         STACK_YAML: stack-lts-13.yaml
+        ARGS: --no-run-tests
     maxParallel: 6
   steps:
   - task: Cache@2
@@ -43,7 +45,7 @@ jobs:
   - bash: |
       set -o xtrace
       # stack ./examples/counter.hs check
-      stack test --test-arguments="-j2" --fast
+      stack test --fast $ARGS
     displayName: 'Build & Test'
   - bash: |
       # stack haddock --no-haddock-deps