chore: better API for our platform creation helpers

Author: Shesekino

test/setup/platforms/index.ts

@@ -1,7 +1,28 @@
 import * as kind from './kind';
 import * as eks from './eks';
 
+interface IPlatformSetup {
+  // create a Kubernetes cluster
+  create: (imageNameAndTag: string) => Promise<void>;
+  // delete a Kubernetes cluster
+  delete: () => Promise<void>;
+  // set KUBECONFIG to point at the tested cluster
+  config: () => Promise<void>;
+}
+
+const kindSetup: IPlatformSetup = {
+  create: kind.createCluster,
+  delete: kind.deleteCluster,
+  config: kind.exportKubeConfig,
+};
+
+const eksSetup: IPlatformSetup = {
+  create: eks.createCluster,
+  delete: eks.deleteCluster,
+  config: eks.exportKubeConfig,
+}
+
 export default {
-  kind: {create: kind.createCluster, delete: kind.deleteCluster, config: kind.exportKubeConfig},
-  eks: {create: eks.createCluster, delete: eks.deleteCluster, config: eks.exportKubeConfig},
+  kind: kindSetup,
+  eks: eksSetup,
 }