feat(modules-sdk, types, user, utils):init user module events (#6431)

* init user module events

* refactor utils

* undo test script update

* fix feedback

* add eventbus service to module test-runner

* add injected dependencies

* move events to utils

* use const eventname in tests

* rm withTransaction

packages/medusa-test-utils/src/index.ts

@@ -4,4 +4,5 @@ export * as JestUtils from "./jest"
 export { default as MockManager } from "./mock-manager"
 export { default as MockRepository } from "./mock-repository"
 export * from "./init-modules"
+export { default as MockEventBusService } from "./mock-event-bus-service"
 export * from "./module-test-runner"

packages/medusa-test-utils/src/mock-event-bus-service.ts

@@ -0,0 +1,41 @@
+import {
+  EmitData,
+  EventBusTypes,
+  IEventBusModuleService,
+  Message,
+  Subscriber,
+} from "@medusajs/types"
+
+export default class EventBusService implements IEventBusModuleService {
+  emit<T>(
+    eventName: string,
+    data: T,
+    options?: Record<string, unknown>
+  ): Promise<void>
+  emit<T>(data: EmitData<T>[]): Promise<void>
+  emit<T>(data: Message<T>[]): Promise<void>
+
+  async emit<
+    T,
+    TInput extends
+      | string
+      | EventBusTypes.EmitData<T>[]
+      | EventBusTypes.Message<T>[] = string
+  >(
+    eventOrData: TInput,
+    data?: T,
+    options: Record<string, unknown> = {}
+  ): Promise<void> {}
+
+  subscribe(event: string | symbol, subscriber: Subscriber): this {
+    return this
+  }
+
+  unsubscribe(
+    event: string | symbol,
+    subscriber: Subscriber,
+    context?: EventBusTypes.SubscriberContext
+  ): this {
+    return this
+  }
+}

packages/medusa-test-utils/src/module-test-runner.ts

@@ -1,7 +1,9 @@
-import { getDatabaseURL, getMikroOrmWrapper, TestDatabase } from "./database"
-import { MedusaAppOutput, ModulesDefinition } from "@medusajs/modules-sdk"
-import { initModules, InitModulesOptions } from "./init-modules"
 import { ContainerRegistrationKeys, ModulesSdkUtils } from "@medusajs/utils"
+import { InitModulesOptions, initModules } from "./init-modules"
+import { MedusaAppOutput, ModulesDefinition } from "@medusajs/modules-sdk"
+import { TestDatabase, getDatabaseURL, getMikroOrmWrapper } from "./database"
+
+import { MockEventBusService } from "."
 
 export interface SuiteOptions<TService = unknown> {
   MikroOrmWrapper: TestDatabase
@@ -20,12 +22,14 @@ export function moduleIntegrationTestRunner({
   schema = "public",
   debug = false,
   testSuite,
+  injectedDependencies = {},
 }: {
   moduleName: string
   moduleModels?: any[]
   joinerConfig?: any[]
   schema?: string
   dbName?: string
+  injectedDependencies?: Record<string, any>
   debug?: boolean
   testSuite: <TService = unknown>(options: SuiteOptions<TService>) => () => void
 }) {
@@ -65,6 +69,8 @@ export function moduleIntegrationTestRunner({
   const moduleOptions: InitModulesOptions = {
     injectedDependencies: {
       [ContainerRegistrationKeys.PG_CONNECTION]: connection,
+      eventBusService: new MockEventBusService(),
+      ...injectedDependencies,
     },
     modulesConfig: modulesConfig_,
     databaseConfig: dbConfig,