fix tests

packages/http-specs/specs/streaming/jsonl/mockapi.ts

@@ -1,4 +1,4 @@
-import { MockRequest, passOnSuccess, ScenarioMockApi } from "@typespec/spec-api";
+import { passOnSuccess, ScenarioMockApi } from "@typespec/spec-api";
 
 export const Scenarios: Record<string, ScenarioMockApi> = {};
 
@@ -9,18 +9,11 @@ Scenarios.Streaming_Jsonl_Basic_send = passOnSuccess({
     headers: {
       "Content-Type": "application/jsonl",
     },
-    body: '{"desc": "one"}\n{"desc": "two"}\n{"desc": "three"}',
+    body: Buffer.from('{"desc": "one"}\n{"desc": "two"}\n{"desc": "three"}'),
   },
   response: {
     status: 204,
   },
-  handler: (req: MockRequest) => {
-    req.expect.containsHeader("content-type", "application/jsonl");
-    req.expect.rawBodyEquals('{"desc": "one"}\n{"desc": "two"}\n{"desc": "three"}');
-    return {
-      status: 204,
-    };
-  },
   kind: "MockApiDefinition",
 });
 
@@ -31,7 +24,7 @@ Scenarios.Streaming_Jsonl_Basic_receive = passOnSuccess({
   response: {
     status: 200,
     body: {
-      rawContent: '{"desc": "one"}\n{"desc": "two"}\n{"desc": "three"}',
+      rawContent: Buffer.from('{"desc": "one"}\n{"desc": "two"}\n{"desc": "three"}'),
       contentType: "application/jsonl",
     },
   },

packages/spector/src/server/server.ts

@@ -70,7 +70,7 @@ export class MockApiServer {
     this.app.use(bodyParser.text({ type: "text/plain" }));
     this.app.use(
       bodyParser.raw({
-        type: ["application/octet-stream", "image/png"],
+        type: ["application/octet-stream", "image/png", "application/jsonl"],
         limit: "10mb",
         verify: rawBinaryBodySaver,
       }),