Type Bazaar bodyType as json, form-data or text

src/discovery/bazaar.ts

@@ -7,7 +7,7 @@
  * `@x402/extensions` is an optional peer dependency.
  */
 interface BazaarDiscoveryConfig {
-  bodyType?: 'json' | 'form';
+  bodyType?: 'json' | 'form-data' | 'text';
   input?: Record<string, unknown>;
   output?: Record<string, unknown>;
   [key: string]: unknown;

tests/discovery/bazaar.test.ts

@@ -1,5 +1,6 @@
+import { bazaarResourceServerExtension, validateDiscoveryExtension } from '@x402/extensions/bazaar';
 import { describe, expect, it } from 'vitest';
-import { createBazaarDiscovery } from '../../src/discovery/bazaar';
+import { createBazaarDiscovery, enrichBazaarDiscoveryExtensions } from '../../src/discovery/bazaar';
 
 describe('createBazaarDiscovery', () => {
   it('returns a Bazaar discovery extension when @x402/extensions is installed', async () => {
@@ -15,4 +16,25 @@ describe('createBazaarDiscovery', () => {
     });
     expect(ext).toBeDefined();
   });
+
+  it.each(['json', 'form-data', 'text'] as const)(
+    'declares a %s body that the upstream validator accepts',
+    async (bodyType) => {
+      const declared = (await createBazaarDiscovery({ bodyType, input: { q: 'x' } })) as Record<string, unknown>;
+      const enriched = await enrichBazaarDiscoveryExtensions(declared, { method: 'POST', path: '/search' });
+      const result = validateDiscoveryExtension(enriched?.[bazaarResourceServerExtension.key] as never);
+      expect(result).toEqual({ valid: true });
+    },
+  );
+
+  it('the upstream validator rejects a bodyType outside the declared union', async () => {
+    const declared = (await createBazaarDiscovery({ bodyType: 'form' as never, input: { q: 'x' } })) as Record<
+      string,
+      unknown
+    >;
+    const enriched = await enrichBazaarDiscoveryExtensions(declared, { method: 'POST', path: '/search' });
+    const result = validateDiscoveryExtension(enriched?.[bazaarResourceServerExtension.key] as never);
+    expect(result.valid).toBe(false);
+    expect(result.errors).toContainEqual(expect.stringContaining('bodyType'));
+  });
 });