How to use

destroy

function

in

File

it('beforeDeleteFile should call with fileObject', async () => {
  await reconfigureServer({ filesAdapter: mockAdapter });
  Parse.Cloud.beforeDeleteFile((req) => {
   expect(req.file).toBeInstanceOf(Parse.File);
   expect(req.file._name).toEqual('popeye.txt');
   expect(req.file._url).toEqual('http://www.somewhere.com/popeye.txt');
   expect(req.fileSize).toBe(null);
  });
  const file = new Parse.File('popeye.txt');
  await file.destroy({ useMasterKey: true });
 });

it('beforeDeleteFile should throw error', async (done) => {
  await reconfigureServer({ filesAdapter: mockAdapter });
  Parse.Cloud.beforeDeleteFile(() => {
   throw new Error('some error message');
  });
  const file = new Parse.File('popeye.txt');
  try {
   await file.destroy({ useMasterKey: true });
  } catch (error) {
   expect(error.message).toBe('some error message');
   done();
  }
 })

it('afterDeleteFile should call with fileObject', async (done) => {
  await reconfigureServer({ filesAdapter: mockAdapter });
  Parse.Cloud.beforeDeleteFile((req) => {
   expect(req.file).toBeInstanceOf(Parse.File);
   expect(req.file._name).toEqual('popeye.txt');
   expect(req.file._url).toEqual('http://www.somewhere.com/popeye.txt');
  });
  Parse.Cloud.afterDeleteFile((req) => {
   expect(req.file).toBeInstanceOf(Parse.File);
   expect(req.file._name).toEqual('popeye.txt');
   expect(req.file._url).toEqual('http://www.somewhere.com/popeye.txt');
   done();
  });
  const file = new Parse.File('popeye.txt');
  await file.destroy({ useMasterKey: true });
 });