Tests

packages/plugins/operation-headers/test/operation-headers.test.ts

@@ -0,0 +1,48 @@
+import { useOperationHeaders } from '@graphql-mesh/plugin-operation-headers';
+import { wrapFetchWithPlugins } from '@graphql-mesh/runtime';
+
+describe('Operation Headers', () => {
+  it('works', async () => {
+    const wrappedFetch = wrapFetchWithPlugins([
+      {
+        onFetch({ setFetchFn }) {
+          setFetchFn(async (url, opts) => {
+            const req = new Request(url, opts);
+            if (req.headers.get('Authorization') !== 'Bearer test') {
+              return new Response('Unauthorized', { status: 401 });
+            }
+            return Response.json({ data: 'test' });
+          });
+        },
+      },
+      useOperationHeaders(({ context }) => ({
+        Authorization: `Bearer ${context.headers['x-auth-token']}`,
+      })),
+    ]);
+    const authorizedRes = await wrappedFetch(
+      'http://localhost:3000',
+      {},
+      {
+        headers: {
+          'x-auth-token': 'test',
+        },
+      },
+    );
+    expect(authorizedRes.status).toBe(200);
+    const authorizedResJson = await authorizedRes.json();
+    expect(authorizedResJson).toEqual({ data: 'test' });
+
+    const unauthorizedRes = await wrappedFetch(
+      'http://localhost:3000',
+      {},
+      {
+        headers: {
+          'x-auth-token': 'wrong-token',
+        },
+      },
+    );
+    expect(unauthorizedRes.status).toBe(401);
+    const unauthorizedResText = await unauthorizedRes.text();
+    expect(unauthorizedResText).toBe('Unauthorized');
+  });
+});