fix: decode ACL correctly (#449)

Author: leeyeh

src/av.js

@@ -282,6 +282,9 @@ AV._decode = function(value, key) {
   if (value instanceof AV.ACL) {
     return value;
   }
+  if (key === 'ACL') {
+    return new AV.ACL(value);
+  }
   if (value.__op) {
     return AV.Op._decode(value);
   }
@@ -331,12 +334,7 @@ AV._decode = function(value, key) {
     file._finishFetch(v);
     return file;
   }
-  return _.mapObject(value, function(v, k) {
-    if (k === "ACL") {
-      return new AV.ACL(v);
-    }
-    return AV._decode(v, k);
-  });
+  return _.mapObject(value, AV._decode);
 };
 
 AV._encodeObjectOrArray = function(value) {

test/av.js

@@ -34,6 +34,12 @@ describe('AV utils', () => {
       AV._decode('false').should.be.exactly('false');
     });
 
+    it('should decode ACL', () => {
+      AV._decode(new AV.ACL(), 'ACL').should.be.instanceof(AV.ACL);
+      AV._decode({ '*': { read: true, write: true } }, 'ACL').should.be.instanceof(AV.ACL);
+      AV._decode({ '*': { read: true, write: true } }).should.not.be.instanceof(AV.ACL);
+    });
+
     it('should decode File', () => {
       const fileId = '1111111';
       const json = { "mime_type": "image/png", "updatedAt": "2016-12-30T06:55:43.561Z", "key": "d7aaab5c477b289980fc.png", "name": "lc.png", "objectId": fileId, "createdAt": "2016-12-30T06:55:43.561Z", "__type": "File", "url": "", "bucket": "rYAutyUJ" };