diff --git a/spatial/spatial.go b/spatial/spatial.go
index db918963..5128bb4f 100644
--- a/spatial/spatial.go
+++ b/spatial/spatial.go
@@ -42,14 +42,23 @@ func (f function) String() string {
 		return "ST_IsValid"
 	case SpatialTypeIntersects:
 		return "ST_Intersects"
+	case SpatialTypeTransform:
+		return "ST_Transform"
+	case SpatialTypeX:
+		return "ST_X"
+	case SpatialTypeY:
+		return "ST_Y"
+	case SpatialTypeAsGeoJSON:
+		return "ST_AsGeoJSON"
+	case SpatialTypeArea:
+		return "ST_Area"
 	}
 	return "UNKNOWN FUNCTION"
 }
 
 // functions :
 const (
-	SpatialTypeGeomCollection function = iota + 1
-	SpatialTypeGeomFromText
+	SpatialTypeGeomFromText function = iota + 1
 	SpatialTypeDistance
 	SpatialTypeWithin
 	SpatialTypeEquals
@@ -62,7 +71,7 @@ const (
 	SpatialTypeAsText
 	SpatialTypeAsWKB
 	SpatialTypeAsWKT
-	SpatilaTypeAsGeoJSON
+	SpatialTypeAsGeoJSON
 	SpatialTypeSRID
 	SpatialTypeX
 	SpatialTypeY
diff --git a/spatial/spatial_test.go b/spatial/spatial_test.go
new file mode 100644
index 00000000..7ed98ca2
--- /dev/null
+++ b/spatial/spatial_test.go
@@ -0,0 +1,29 @@
+package spatial
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestSpatialType(t *testing.T) {
+
+	require.Equal(t, "ST_GeomFromText", SpatialTypeGeomFromText.String())
+	require.Equal(t, "ST_Distance", SpatialTypeDistance.String())
+	require.Equal(t, "ST_Within", SpatialTypeWithin.String())
+	require.Equal(t, "ST_Equals", SpatialTypeEquals.String())
+	require.Equal(t, "ST_PointFromText", SpatialTypePointFromText.String())
+	require.Equal(t, "ST_LineString", SpatialTypeLineString.String())
+	require.Equal(t, "ST_AsText", SpatialTypeAsText.String())
+	require.Equal(t, "ST_AsWKB", SpatialTypeAsWKB.String())
+	require.Equal(t, "ST_AsWKT", SpatialTypeAsWKT.String())
+	require.Equal(t, "ST_SRID", SpatialTypeSRID.String())
+	require.Equal(t, "ST_IsValid", SpatialTypeIsValid.String())
+	require.Equal(t, "ST_X", SpatialTypeX.String())
+	require.Equal(t, "ST_Y", SpatialTypeY.String())
+	require.Equal(t, "ST_AsGeoJSON", SpatialTypeAsGeoJSON.String())
+	require.Equal(t, "ST_Area", SpatialTypeArea.String())
+	require.Equal(t, "ST_Intersects", SpatialTypeIntersects.String())
+	require.Equal(t, "ST_Transform", SpatialTypeTransform.String())
+
+}
diff --git a/util/util_test.go b/util/util_test.go
new file mode 100644
index 00000000..7b6b4366
--- /dev/null
+++ b/util/util_test.go
@@ -0,0 +1,24 @@
+package util
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestString(t *testing.T) {
+	msg := "hello world"
+	blr := AcquireString()
+	defer ReleaseString(blr)
+	blr.WriteString(msg)
+
+	require.Equal(t, msg, blr.String())
+	blr.Reset()
+	require.Equal(t, "", blr.String())
+}
+
+func TestUnsafeString(t *testing.T) {
+	msg := `sqlike@1.6.0`
+	b := []byte(msg)
+	require.Equal(t, msg, UnsafeString(b))
+}