fix(workflows-sdk): Value resolver should resolve non StepResponse (#6726)

.changeset/silly-weeks-melt.md

@@ -0,0 +1,5 @@
+---
+"@medusajs/workflows-sdk": patch
+---
+
+fix(workflows-sdk): Value resolver should resolve non StepResponse

packages/workflow-engine-inmemory/integration-tests/__fixtures__/workflow_1.ts

@@ -1,7 +1,7 @@
 import {
-  StepResponse,
   createStep,
   createWorkflow,
+  StepResponse,
 } from "@medusajs/workflows-sdk"
 
 const step_1 = createStep(
@@ -15,7 +15,6 @@ const step_1 = createStep(
       return
     }
 
-    console.log("reverted", compensateInput.compensate)
     return new StepResponse({
       reverted: true,
     })
@@ -25,8 +24,6 @@ const step_1 = createStep(
 const step_2 = createStep(
   "step_2",
   jest.fn((input, context) => {
-    console.log("triggered async request", context.metadata.idempotency_key)
-
     if (input) {
       return new StepResponse({ notAsyncResponse: input.hey })
     }

packages/workflow-engine-inmemory/integration-tests/__fixtures__/workflow_2.ts

@@ -1,7 +1,7 @@
 import {
-  StepResponse,
   createStep,
   createWorkflow,
+  StepResponse,
 } from "@medusajs/workflows-sdk"
 
 const step_1 = createStep(
@@ -15,22 +15,20 @@ const step_1 = createStep(
       return
     }
 
-    console.log("reverted", compensateInput.compensate)
     return new StepResponse({
       reverted: true,
     })
   })
 )
 
+export const workflow2Step2Invoke = jest.fn((input, context) => {
+  if (input) {
+    return new StepResponse({ notAsyncResponse: input.hey })
+  }
+})
 const step_2 = createStep(
   "step_2",
-  jest.fn((input, context) => {
-    console.log("triggered async request", context.metadata.idempotency_key)
-
-    if (input) {
-      return new StepResponse({ notAsyncResponse: input.hey })
-    }
-  }),
+  workflow2Step2Invoke,
   jest.fn((_, context) => {
     return new StepResponse({
       step: context.metadata.action,
@@ -40,16 +38,14 @@ const step_2 = createStep(
   })
 )
 
-const step_3 = createStep(
-  "step_3",
-  jest.fn((res) => {
-    return new StepResponse({
-      done: {
-        inputFromSyncStep: res.notAsyncResponse,
-      },
-    })
+export const workflow2Step3Invoke = jest.fn((res) => {
+  return new StepResponse({
+    done: {
+      inputFromSyncStep: res.notAsyncResponse,
+    },
   })
-)
+})
+const step_3 = createStep("step_3", workflow2Step3Invoke)
 
 createWorkflow(
   {
@@ -59,13 +55,13 @@ createWorkflow(
   function (input) {
     step_1(input)
 
-    const ret2 = step_2({ hey: "oh" })
+    step_2({ hey: "oh" })
 
-    step_2({ hey: "async hello" }).config({
+    const ret2_async = step_2({ hey: "async hello" }).config({
       name: "new_step_name",
       async: true,
     })
 
-    return step_3(ret2)
+    return step_3(ret2_async)
   }
 )

packages/workflow-engine-inmemory/integration-tests/__tests__/index.spec.ts

@@ -6,6 +6,7 @@ import { knex } from "knex"
 import { setTimeout } from "timers/promises"
 import "../__fixtures__"
 import { DB_URL, TestDatabase } from "../utils"
+import { workflow2Step2Invoke, workflow2Step3Invoke } from "../__fixtures__"
 
 const sharedPgConnection = knex<any, any>({
   client: "pg",
@@ -124,6 +125,17 @@ describe("Workflow Orchestrator module", function () {
         stepResponse: { uhuuuu: "yeaah!" },
       })
 
+      expect(workflow2Step2Invoke).toBeCalledTimes(2)
+      expect(workflow2Step2Invoke.mock.calls[0][0]).toEqual({ hey: "oh" })
+      expect(workflow2Step2Invoke.mock.calls[1][0]).toEqual({
+        hey: "async hello",
+      })
+
+      expect(workflow2Step3Invoke).toBeCalledTimes(1)
+      expect(workflow2Step3Invoke.mock.calls[0][0]).toEqual({
+        uhuuuu: "yeaah!",
+      })
+
       executionsList = await query({
         workflow_executions: {
           fields: ["id"],

packages/workflows-sdk/src/utils/composer/helpers/resolve-value.ts

@@ -1,4 +1,4 @@
-import { OrchestrationUtils, deepCopy, promiseAll } from "@medusajs/utils"
+import { deepCopy, OrchestrationUtils, promiseAll } from "@medusajs/utils"
 
 async function resolveProperty(property, transactionContext) {
   const { invoke: invokeRes } = transactionContext
@@ -12,7 +12,8 @@ async function resolveProperty(property, transactionContext) {
   } else if (property?.__type === OrchestrationUtils.SymbolWorkflowHook) {
     return await property.__value(transactionContext)
   } else if (property?.__type === OrchestrationUtils.SymbolWorkflowStep) {
-    const output = invokeRes[property.__step__]?.output
+    const output =
+      invokeRes[property.__step__]?.output ?? invokeRes[property.__step__]
     if (output?.__type === OrchestrationUtils.SymbolWorkflowStepResponse) {
       return output.output
     }