feat: retry only on specific exit code (#58)

* feat: retry only on specific exit code

* Run ci_cd on all push events

* dedupe step IDs

* add assertions for retry_on_exit_code tests

* minor: implemented suggested fix from @andersfischernielsen

* docs: update readme to reflect new retry_on_exit_code input

Co-authored-by: Anders Fischer-Nielsen <andersfischern@me.com>

.github/workflows/ci_cd.yml

@@ -1,8 +1,7 @@
 name: CI/CD
 on:
   push:
-    branches:
-      - '**'
+
 jobs:
   # runs on branch pushes only
   ci:
@@ -79,6 +78,42 @@ jobs:
           command: node -e "process.exit(1)"
           on_retry_command: node -e "console.log('this is a retry command')"
 
+      - name: retry_on_exit_code (with expected error code)
+        id: retry_on_exit_code_expected
+        uses: ./
+        continue-on-error: true
+        with:
+          timeout_minutes: 1
+          retry_on_exit_code: 2
+          max_attempts: 3
+          command: node -e "process.exit(2)"
+      - uses: nick-invision/assert-action@v1
+        with:
+          expected: failure
+          actual: ${{ steps.retry_on_exit_code_expected.outcome }}
+      - uses: nick-invision/assert-action@v1
+        with:
+          expected: 3
+          actual: ${{ steps.retry_on_exit_code_expected.outputs.total_attempts }}
+
+      - name: retry_on_exit_code (with unexpected error code)
+        id: retry_on_exit_code_unexpected
+        uses: ./
+        continue-on-error: true
+        with:
+          timeout_minutes: 1
+          retry_on_exit_code: 2
+          max_attempts: 3
+          command: node -e "process.exit(1)"
+      - uses: nick-invision/assert-action@v1
+        with:
+          expected: failure
+          actual: ${{ steps.retry_on_exit_code_unexpected.outcome }}
+      - uses: nick-invision/assert-action@v1
+        with:
+          expected: 1
+          actual: ${{ steps.retry_on_exit_code_unexpected.outputs.total_attempts }}
+
       - name: on-retry-cmd (on-retry fails)
         id: on-retry-cmd-fails
         uses: ./