adding a real test Method for API gateway

packages/api/src/adapter-aws/AwsApiGatewayAdapter.test.ts

@@ -14,6 +14,7 @@ import {
     PutIntegrationResponseCommand,
     PutMethodCommand,
     PutMethodResponseCommand,
+    TestInvokeMethodCommand,
     type APIGatewayClient,
 } from '@aws-sdk/client-api-gateway'
 import {AddPermissionCommand, GetFunctionCommand, RemovePermissionCommand, type LambdaClient} from '@aws-sdk/client-lambda'
@@ -263,6 +264,47 @@ describe('AwsApiGatewayAdapter', () => {
         }
     })
 
+    test('tests a configured method through the AWS SDK without a deployed stage', async () => {
+        const commands: unknown[] = []
+        const adapter = new AwsApiGatewayAdapter(fakeClient((command) => {
+            commands.push(command)
+            if (command instanceof TestInvokeMethodCommand) {
+                return {
+                    status: 201,
+                    body: '{"id":"order-123"}',
+                    headers: {'x-request-id': 'request-123'},
+                    multiValueHeaders: {'set-cookie': ['first', 'second']},
+                    log: 'Execution completed',
+                    latency: 17,
+                }
+            }
+            throw new Error('Unexpected command')
+        }))
+
+        await expect(adapter.testApiGatewayMethod('a1b2c3', {
+            resourceId: 'resource456',
+            httpMethod: 'POST',
+            pathWithQueryString: '/orders?dryRun=true',
+            body: '{"name":"Ada"}',
+            headers: {'content-type': 'application/json'},
+            multiValueHeaders: {'x-tag': ['one', 'two']},
+            stageVariables: {environment: 'test'},
+        })).resolves.toEqual({
+            statusCode: 201,
+            body: '{"id":"order-123"}',
+            headers: {'x-request-id': 'request-123'},
+            multiValueHeaders: {'set-cookie': ['first', 'second']},
+            log: 'Execution completed',
+            latency: 17,
+        })
+        expect((commands[0] as TestInvokeMethodCommand).input).toEqual({
+            restApiId: 'a1b2c3', resourceId: 'resource456', httpMethod: 'POST',
+            pathWithQueryString: '/orders?dryRun=true', body: '{"name":"Ada"}',
+            headers: {'content-type': 'application/json'}, multiValueHeaders: {'x-tag': ['one', 'two']},
+            stageVariables: {environment: 'test'},
+        })
+    })
+
     test('lists deployed methods, Lambda integrations, and stages', async () => {
         const adapter = new AwsApiGatewayAdapter(fakeClient((command) => {
             if (command instanceof GetResourcesCommand) {