improve tests around escaping

.github/workflows/test.yml

@@ -4,20 +4,22 @@ jobs:
   test:
     runs-on: ubuntu-latest
     env:
-      node_version: 18.4.0
+      expected: |-
+        here is some "text". this is not a newline: [\n]
     steps:
       - name: Checkout
         uses: actions/checkout@v3
       - name: Dynamic Use
-        uses: ./../dynamic-uses
-        id: setup_node
+        uses: ./.
+        id: parrot
         with:
-          uses: "${{ 'actions/setup-node@v3' }}"
-          with: '{ "node-version": "${{ env.node_version }}" }'
+          uses: ./.github/workflows/test
+          with: |
+            { "echo": ${{ toJSON(env.expected) }} }
       - name: Validate outputs
+        env:
+          actual: ${{ fromJSON(steps.parrot.outputs.outputs).echo }}
         run: |
-          expected="v${node_version}"
-          actual="${{ fromJSON(steps.setup_node.outputs.outputs)['node-version'] }}"
           if [[ "$expected" != "$actual" ]]; then
             echo "::error::output mismatch! expected=$expected, actual=$actual"
             exit 1

.github/workflows/test/action.yml

@@ -0,0 +1,17 @@
+name: echo action
+description: return the input as an output
+inputs:
+  echo:
+    description: what should i say?
+    required: true
+outputs:
+  echo:
+    description: what i said
+    value: ${{ inputs.echo }}
+runs:
+  using: composite
+  steps:
+    - env:
+        echo: ${{ inputs.echo }}
+      run: echo "$echo"
+      shell: bash