add simple integration test

__tests__/doubles/InputsDouble.ts

@@ -0,0 +1,37 @@
+/* eslint-disable @typescript-eslint/no-non-null-assertion */
+import { Inputs } from '../../src/Inputs'
+import { NoFileOption } from '../../src/NoFileOption'
+
+export class InputsDouble implements Inputs {
+  get ArtifactName(): string {
+    return process.env['ARTIFACT_NAME']!
+  }
+
+  get ArtifactPath(): string {
+    return process.env['ARTIFACT_PATH']!
+  }
+
+  get Retention(): string {
+    return ''
+  }
+
+  get Endpoint(): string {
+    return process.env['ENDPOINT']!
+  }
+
+  get Username(): string {
+    return process.env['USERNAME']!
+  }
+
+  get Password(): string {
+    return process.env['PASSWORD']!
+  }
+
+  get Token(): string {
+    return process.env['TOKEN']!
+  }
+
+  get NoFileBehvaior(): NoFileOption {
+    return NoFileOption.error
+  }
+}