adding a real test Method for API gateway

packages/api/src/routes/clouds.ts

@@ -589,6 +589,25 @@ export function createCloudRoutes(injectedService?: CloudProxyService) {
         })
     })
 
+    app.post('/:cloud/services/apigateway/resources/:id/methods/test', async (c) => {
+        const cloud = c.req.param('cloud') as CloudProvider
+        if (cloud !== 'aws') return c.json({error: 'Unknown cloud or service'}, 404)
+
+        return withRuntime(c, async () => {
+            const input = await c.req.json<Record<string, unknown>>()
+            const result = await svc(c).testApiGatewayMethod(cloud, c.req.param('id'), {
+                resourceId: typeof input.resourceId === 'string' ? input.resourceId : '',
+                httpMethod: typeof input.httpMethod === 'string' ? input.httpMethod : '',
+                pathWithQueryString: typeof input.pathWithQueryString === 'string' ? input.pathWithQueryString : '',
+                body: typeof input.body === 'string' ? input.body : '',
+                headers: stringHeaders(input.headers),
+                multiValueHeaders: stringArrayHeaders(input.multiValueHeaders),
+                stageVariables: stringHeaders(input.stageVariables),
+            })
+            return c.json(result)
+        })
+    })
+
     app.get('/:cloud/services/storage/resources/:id/lambda-triggers', async (c) => {
         const cloud = c.req.param('cloud') as CloudProvider
         if (cloud !== 'aws') return c.json({error: 'Unknown cloud or service'}, 404)
@@ -1178,6 +1197,13 @@ function stringHeaders(value: unknown): Record<string, string> {
     return Object.fromEntries(entries) as Record<string, string>
 }
 
+function stringArrayHeaders(value: unknown): Record<string, string[]> {
+    if (!value || typeof value !== 'object' || Array.isArray(value)) return {}
+    return Object.fromEntries(Object.entries(value).flatMap(([name, values]) =>
+        Array.isArray(values) && values.every((header) => typeof header === 'string') ? [[name, values]] : [],
+    ))
+}
+
 function decodeBase64(value: unknown, field: string, maxLength: number): Uint8Array {
     if (typeof value !== 'string') throw new ValidationError(`${field} must be a base64 string`)
     if (value.length > maxLength) throw new ValidationError(`${field} is too large`)