fix(firestore): disable autoPaginate for streaming requests

handwritten/firestore/dev/src/index.ts

@@ -1895,7 +1895,12 @@ export class Firestore implements firestore.Firestore {
     request: {},
     requestTag: string,
   ): Promise<Duplex> {
-    const callOptions = this.createCallOptions(methodName);
+    // gax ignores autoPaginate for stream paging methods (e.g.
+    // partitionQueryStream) and warns if it is not explicitly disabled.
+    const callOptions = {
+      ...this.createCallOptions(methodName),
+      autoPaginate: false,
+    };
 
     const bidirectional = methodName === 'listen';
     let numResponses = 0;

handwritten/firestore/dev/test/partition-query.ts

@@ -154,6 +154,19 @@ describe('Partition Query', () => {
     });
   });
 
+  it('disables autoPaginate for the stream request', async () => {
+    const overrides: ApiOverride = {
+      partitionQueryStream: (request, options) => {
+        expect(options?.autoPaginate).to.be.false;
+        return stream({values: [{referenceValue: DOC1}]});
+      },
+    };
+    const firestore = await createInstance(overrides);
+    const query = firestore.collectionGroup('collectionId');
+    const result = await getPartitions(query, 2);
+    expect(result.length).to.equal(2);
+  });
+
   it('does not issue RPC if only a single partition is requested', () => {
     const desiredPartitionsCount = 1;