feat: add Cloud Code context to ParseObject.fetch (#7779)

Author: yog27ray

Diff for: spec/CloudCode.spec.js

@@ -3224,6 +3224,21 @@ describe('afterLogin hook', () => {
     const query = new Parse.Query(TestObject);
     await query.find({ context: { a: 'a' } });
   });
+
+  it('beforeFind and afterFind should have access to context while making fetch call', async () => {
+    Parse.Cloud.beforeFind('TestObject', req => {
+      expect(req.context.a).toEqual('a');
+      expect(req.context.b).toBeUndefined();
+      req.context.b = 'b';
+    });
+    Parse.Cloud.afterFind('TestObject', req => {
+      expect(req.context.a).toEqual('a');
+      expect(req.context.b).toEqual('b');
+    });
+    const obj = new TestObject();
+    await obj.save();
+    await obj.fetch({ context: { a: 'a' } });
+  });
 });
 
 describe('saveFile hooks', () => {

Diff for: src/Routers/ClassesRouter.js

@@ -83,7 +83,8 @@ export class ClassesRouter extends PromiseRouter {
         this.className(req),
         req.params.objectId,
         options,
-        req.info.clientSDK
+        req.info.clientSDK,
+        req.info.context
       )
       .then(response => {
         if (!response.results || response.results.length == 0) {