diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index dd4eedb..00d30c1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,3 +21,25 @@ jobs:
             @semantic-release/git@9.0.0
         env:
           GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}
+
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: ./
+      - name: Output
+        run: |
+          echo "Slug variables"
+          echo "   repository          : ${{ env.GITHUB_REPOSITORY_SLUG }}"
+          echo "   ref                 : ${{ env.GITHUB_REF_SLUG }}"
+          echo "   head ref            : ${{ env.GITHUB_HEAD_REF_SLUG }}"
+          echo "   base ref            : ${{ env.GITHUB_BASE_REF_SLUG }}"
+          echo "   event ref           : ${{ env.GITHUB_EVENT_REF_SLUG }}"
+          echo "Slug URL variables"
+          echo "   repository          : ${{ env.GITHUB_REPOSITORY_SLUG_URL }}"
+          echo "   ref                 : ${{ env.GITHUB_REF_SLUG_URL }}"
+          echo "   head ref            : ${{ env.GITHUB_HEAD_REF_SLUG_URL }}"
+          echo "   base ref            : ${{ env.GITHUB_BASE_REF_SLUG_URL }}"
+          echo "   event ref           : ${{ env.GITHUB_EVENT_REF_SLUG_URL }}"
+          echo "Short SHA variables"
+          echo "   sha                 : ${{ env.GITHUB_SHA_SHORT }}"
diff --git a/entrypoint.sh b/entrypoint.sh
index 53a2773..ad3977d 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -52,3 +52,5 @@ get_event_keyvalue() {
   echo "GITHUB_EVENT_REF_SLUG_URL=$(slug_url_ref "$(get_event_keyvalue "ref")")"
   echo "GITHUB_SHA_SHORT=$(short_sha "$GITHUB_SHA")"
 } >>"$GITHUB_ENV"
+
+echo "::warning ::This version only support linux-based workflow, please use 'rlespinasse/github-slug-action@v3.x' instead"