pgx/pgtype/byteaarray_test.go

120 lines
3.2 KiB
Go

package pgtype_test
import (
"reflect"
"testing"
"github.com/jackc/pgx/pgtype"
)
func TestByteaArrayTranscode(t *testing.T) {
testSuccessfulTranscode(t, "bytea[]", []interface{}{
&pgtype.ByteaArray{
Elements: nil,
Dimensions: nil,
Status: pgtype.Present,
},
&pgtype.ByteaArray{
Elements: []pgtype.Bytea{
pgtype.Bytea{Bytes: []byte{1, 2, 3}, Status: pgtype.Present},
pgtype.Bytea{Status: pgtype.Null},
},
Dimensions: []pgtype.ArrayDimension{{Length: 2, LowerBound: 1}},
Status: pgtype.Present,
},
&pgtype.ByteaArray{Status: pgtype.Null},
&pgtype.ByteaArray{
Elements: []pgtype.Bytea{
pgtype.Bytea{Bytes: []byte{1, 2, 3}, Status: pgtype.Present},
pgtype.Bytea{Bytes: []byte{1, 2, 3}, Status: pgtype.Present},
pgtype.Bytea{Bytes: []byte{}, Status: pgtype.Present},
pgtype.Bytea{Bytes: []byte{1, 2, 3}, Status: pgtype.Present},
pgtype.Bytea{Status: pgtype.Null},
pgtype.Bytea{Bytes: []byte{1}, Status: pgtype.Present},
},
Dimensions: []pgtype.ArrayDimension{{Length: 3, LowerBound: 1}, {Length: 2, LowerBound: 1}},
Status: pgtype.Present,
},
&pgtype.ByteaArray{
Elements: []pgtype.Bytea{
pgtype.Bytea{Bytes: []byte{1, 2, 3}, Status: pgtype.Present},
pgtype.Bytea{Bytes: []byte{}, Status: pgtype.Present},
pgtype.Bytea{Bytes: []byte{1, 2, 3}, Status: pgtype.Present},
pgtype.Bytea{Bytes: []byte{1}, Status: pgtype.Present},
},
Dimensions: []pgtype.ArrayDimension{
{Length: 2, LowerBound: 4},
{Length: 2, LowerBound: 2},
},
Status: pgtype.Present,
},
})
}
func TestByteaArrayConvertFrom(t *testing.T) {
successfulTests := []struct {
source interface{}
result pgtype.ByteaArray
}{
{
source: [][]byte{{1, 2, 3}},
result: pgtype.ByteaArray{
Elements: []pgtype.Bytea{{Bytes: []byte{1, 2, 3}, Status: pgtype.Present}},
Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
Status: pgtype.Present},
},
{
source: (([][]byte)(nil)),
result: pgtype.ByteaArray{Status: pgtype.Null},
},
}
for i, tt := range successfulTests {
var r pgtype.ByteaArray
err := r.ConvertFrom(tt.source)
if err != nil {
t.Errorf("%d: %v", i, err)
}
if !reflect.DeepEqual(r, tt.result) {
t.Errorf("%d: expected %v to convert to %v, but it was %v", i, tt.source, tt.result, r)
}
}
}
func TestByteaArrayAssignTo(t *testing.T) {
var byteByteSlice [][]byte
simpleTests := []struct {
src pgtype.ByteaArray
dst interface{}
expected interface{}
}{
{
src: pgtype.ByteaArray{
Elements: []pgtype.Bytea{{Bytes: []byte{1, 2, 3}, Status: pgtype.Present}},
Dimensions: []pgtype.ArrayDimension{{LowerBound: 1, Length: 1}},
Status: pgtype.Present,
},
dst: &byteByteSlice,
expected: [][]byte{{1, 2, 3}},
},
{
src: pgtype.ByteaArray{Status: pgtype.Null},
dst: &byteByteSlice,
expected: (([][]byte)(nil)),
},
}
for i, tt := range simpleTests {
err := tt.src.AssignTo(tt.dst)
if err != nil {
t.Errorf("%d: %v", i, err)
}
if dst := reflect.ValueOf(tt.dst).Elem().Interface(); !reflect.DeepEqual(dst, tt.expected) {
t.Errorf("%d: expected %v to assign %v, but result was %v", i, tt.src, tt.expected, dst)
}
}
}