test: Improve test for $setOnInsert (#8793)

spec/MongoStorageAdapter.spec.js

@@ -258,6 +258,19 @@ describe_only_db('mongo')('MongoStorageAdapter', () => {
     const uuid = require('uuid');
     const uuid1 = uuid.v4();
     const uuid2 = uuid.v4();
+    const schema = {
+      className: 'MyClass',
+      fields: {
+        x: { type: 'Number' },
+        count: { type: 'Number' },
+      },
+      classLevelPermissions: {},
+    };
+
+    const myClassSchema = new Parse.Schema(schema.className);
+    myClassSchema.setCLP(schema.classLevelPermissions);
+    await myClassSchema.save();
+
     const query = {
       x: 1,
     };
@@ -266,7 +279,6 @@ describe_only_db('mongo')('MongoStorageAdapter', () => {
         __op: 'SetOnInsert',
         amount: uuid1,
       },
-      x: 1,
       count: {
         __op: 'Increment',
         amount: 1,
@@ -285,12 +297,16 @@ describe_only_db('mongo')('MongoStorageAdapter', () => {
       update,
       { upsert: true },
     );
-    const q = new Parse.Query('MyClass');
-    const docs = await q.find();
-    expect(docs.length).toBe(1);
-    expect(docs[0].id).toBe(uuid1);
-    expect(docs[0].get('x')).toBe(1);
-    expect(docs[0].get('count')).toBe(2);
+
+    const res = await Parse.Server.database.find(
+      schema.className,
+      {},
+      {},
+    );
+    expect(res.length).toBe(1);
+    expect(res[0].objectId).toBe(uuid1);
+    expect(res[0].count).toBe(2);
+    expect(res[0].x).toBe(1);
   });
 
   it('handles updating a single object with array, object date', done => {