Fixed another test

Author: darkcoderrises

worker/task.go

@@ -378,7 +378,7 @@ func (qs *queryState) handleValuePostings(ctx context.Context, args funcArgs) er
 	listType := schema.State().IsList(q.Attr)
 	hasLang := schema.State().HasLang(q.Attr)
 	getMultiplePosting := q.DoCount || q.ExpandAll || listType || hasLang
-	//pickMultiplePostings := true
+	//getMultiplePosting := true
 
 	calculate := func(start, end int) error {
 		x.AssertTrue(start%width == 0)
@@ -400,28 +400,27 @@ func (qs *queryState) handleValuePostings(ctx context.Context, args funcArgs) er
 
 			if !getMultiplePosting {
 				pl, _ := qs.cache.GetSinglePosting(key)
-				if pl == nil {
+				if pl != nil {
+					vals = make([]types.Val, len(pl.Postings))
+					for i, p := range pl.Postings {
+						vals[i] = types.Val{
+							Tid:   types.TypeID(p.ValType),
+							Value: p.Value,
+						}
+
+						// TODO Apply facet tree before
+						if q.FacetParam != nil {
+							fcs.FacetsList = append(fcs.FacetsList, &pb.Facets{Facets: facets.CopyFacets(p.Facets, q.FacetParam)})
+						}
+					}
+				}
+				if pl == nil || len(vals) == 0 {
 					out.UidMatrix = append(out.UidMatrix, &pb.List{})
 					out.FacetMatrix = append(out.FacetMatrix, &pb.FacetsList{})
 					out.ValueMatrix = append(out.ValueMatrix,
 						&pb.ValueList{Values: []*pb.TaskValue{}})
-					if q.ExpandAll {
-						// To keep the cardinality same as that of ValueMatrix.
-						out.LangMatrix = append(out.LangMatrix, &pb.LangList{})
-					}
 					continue
 				}
-				vals = make([]types.Val, len(pl.Postings))
-				for i, p := range pl.Postings {
-					vals[i] = types.Val{
-						Tid:   types.TypeID(p.ValType),
-						Value: p.Value,
-					}
-
-					if q.FacetParam != nil {
-						fcs.FacetsList = append(fcs.FacetsList, &pb.Facets{Facets: facets.CopyFacets(p.Facets, q.FacetParam)})
-					}
-				}
 			} else {
 				pl, err := qs.cache.Get(key)
 				if err != nil {