diff --git a/dgraph/cmd/counter/increment_test.go b/dgraph/cmd/counter/increment_test.go
index 76e77d84034..7921832204d 100644
--- a/dgraph/cmd/counter/increment_test.go
+++ b/dgraph/cmd/counter/increment_test.go
@@ -35,7 +35,6 @@ import (
 )
 
 const N = 10
-const pred = "counter"
 
 func incrementInLoop(t *testing.T, dg *dgo.Dgraph, M int) int {
 	conf := viper.New()
diff --git a/graphql/admin/draining.go b/graphql/admin/draining.go
index 1d42c87f84d..e5b14c44b0f 100644
--- a/graphql/admin/draining.go
+++ b/graphql/admin/draining.go
@@ -32,10 +32,6 @@ type drainingResolver struct {
 	enable   bool
 }
 
-type drainingInput struct {
-	Enable bool
-}
-
 func (dr *drainingResolver) Rewrite(
 	m schema.Mutation) (*gql.GraphQuery, []*dgoapi.Mutation, error) {
 	glog.Info("Got draining request through GraphQL admin API")
diff --git a/types/s2index_test.go b/types/s2index_test.go
index 0fc6ddb547d..db0f1025e6b 100644
--- a/types/s2index_test.go
+++ b/types/s2index_test.go
@@ -85,18 +85,6 @@ func TestIndexCellsPoint(t *testing.T) {
 	require.Equal(t, c.ToToken(), "808fb9f81")
 }
 
-func printCells(cu s2.CellUnion) {
-	for _, c := range cu {
-		cell := s2.CellFromCellID(c)
-		area := EarthArea(cell.ExactArea())
-		r := cell.RectBound()
-		top := r.Vertex(0).Distance(r.Vertex(1))
-		side := r.Vertex(1).Distance(r.Vertex(2))
-		fmt.Printf("Level: %d, Cell: %s, area: %s, boundary: %s x %s\n", c.Level(), c.ToToken(),
-			area, EarthDistance(top), EarthDistance(side))
-	}
-}
-
 func TestIndexCellsPolygon(t *testing.T) {
 	p, err := loadPolygon("testdata/zip.json")
 	require.NoError(t, err)
@@ -155,18 +143,6 @@ func TestKeyGeneratorPolygon(t *testing.T) {
 	require.Len(t, keys, 67)
 }
 
-func testCover(file string, max int) {
-	fmt.Printf("Testing %s with max %d\n", file, max)
-	p, err := loadPolygon(file)
-	if err != nil {
-		return
-	}
-	l, _ := loopFromPolygon(p.(*geom.Polygon))
-	cu := coverLoop(l, MinCellLevel, MaxCellLevel, max)
-	printCells(cu)
-	printCoverAccuracy(l, cu)
-}
-
 func printCoverAccuracy(l *s2.Loop, cu s2.CellUnion) {
 	a1 := cellUnionArea(cu)
 	a2 := l.Area()