fix: fix failed test in mongo-4.4 (denodrivers#247)

src/collection/collection.ts

@@ -313,7 +313,7 @@ export class Collection<T> {
 
   listIndexes() {
     return new ListIndexesCursor<
-      { v: number; key: Document; name: string; ns: string }
+      { v: number; key: Document; name: string; ns?: string }
     >({
       protocol: this.#protocol,
       dbName: this.#dbName,

tests/cases/04_indexes.ts

@@ -1,5 +1,5 @@
 import { testWithClient } from "../common.ts";
-import { assertEquals } from "../test.deps.ts";
+import { assertEquals, semver } from "../test.deps.ts";
 
 export default function indexesTests() {
   testWithClient("createIndexes", async (client) => {
@@ -27,12 +27,19 @@ export default function indexesTests() {
     const users = db.collection("mongo_test_users");
     const cursor = users.listIndexes();
     const indexes = await cursor.toArray();
-    assertEquals(
-      indexes,
-      [
+
+    const expected = semver.gte(client.buildInfo!.version, "4.4.0")
+      ? [
+        { v: 2, key: { _id: 1 }, name: "_id_" },
+        { v: 2, key: { name: 1 }, name: "_name" },
+      ]
+      : [
         { v: 2, key: { _id: 1 }, name: "_id_", ns: "test.mongo_test_users" },
         { v: 2, key: { name: 1 }, name: "_name", ns: "test.mongo_test_users" },
-      ],
+      ];
+    assertEquals(
+      indexes,
+      expected,
     );
   });
 
@@ -52,12 +59,20 @@ export default function indexesTests() {
     });
 
     const indexes = await users.listIndexes().toArray();
-
+    const expected = semver.gte(client.buildInfo!.version, "4.4.0")
+      ? [
+        { v: 2, key: { _id: 1 }, name: "_id_" },
+      ]
+      : [
+        { v: 2, key: { _id: 1 }, name: "_id_", ns: "test.mongo_test_users" },
+      ];
     assertEquals(
       indexes,
-      [
-        { v: 2, key: { _id: 1 }, name: "_id_", ns: "test.mongo_test_users" },
-      ],
+      expected,
+    );
+    assertEquals(
+      indexes,
+      expected,
     );
   });
 }

tests/test.deps.ts

@@ -5,3 +5,4 @@ export {
   assertThrows,
   assertThrowsAsync,
 } from "https://deno.land/std@0.105.0/testing/asserts.ts";
+export * as semver from "https://deno.land/x/semver@v1.4.0/mod.ts";