pgx/pgtype/timestamp_test.go

200 lines
7.2 KiB
Go

package pgtype_test
import (
"context"
"reflect"
"testing"
"time"
"github.com/jackc/pgx/v5/pgtype"
"github.com/jackc/pgx/v5/pgtype/testutil"
"github.com/stretchr/testify/require"
)
func TestTimestampTranscode(t *testing.T) {
testutil.TestSuccessfulTranscodeEqFunc(t, "timestamp", []interface{}{
&pgtype.Timestamp{Time: time.Date(1800, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true},
&pgtype.Timestamp{Time: time.Date(1900, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true},
&pgtype.Timestamp{Time: time.Date(1905, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true},
&pgtype.Timestamp{Time: time.Date(1940, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true},
&pgtype.Timestamp{Time: time.Date(1960, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true},
&pgtype.Timestamp{Time: time.Date(1970, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true},
&pgtype.Timestamp{Time: time.Date(1999, 12, 31, 0, 0, 0, 0, time.UTC), Valid: true},
&pgtype.Timestamp{Time: time.Date(2000, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true},
&pgtype.Timestamp{Time: time.Date(2000, 1, 2, 0, 0, 0, 0, time.UTC), Valid: true},
&pgtype.Timestamp{Time: time.Date(2200, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true},
&pgtype.Timestamp{},
&pgtype.Timestamp{Valid: true, InfinityModifier: pgtype.Infinity},
&pgtype.Timestamp{Valid: true, InfinityModifier: -pgtype.Infinity},
}, func(a, b interface{}) bool {
at := a.(pgtype.Timestamp)
bt := b.(pgtype.Timestamp)
return at.Time.Equal(bt.Time) && at.Valid == bt.Valid && at.InfinityModifier == bt.InfinityModifier
})
}
// https://github.com/jackc/pgx/v4/pgtype/pull/128
func TestTimestampTranscodeBigTimeBinary(t *testing.T) {
conn := testutil.MustConnectPgx(t)
if _, ok := conn.ConnInfo().DataTypeForName("line"); !ok {
t.Skip("Skipping due to no line type")
}
defer testutil.MustCloseContext(t, conn)
in := &pgtype.Timestamp{Time: time.Date(294276, 12, 31, 23, 59, 59, 999999000, time.UTC), Valid: true}
var out pgtype.Timestamp
err := conn.QueryRow(context.Background(), "select $1::timestamptz", in).Scan(&out)
if err != nil {
t.Fatal(err)
}
require.Equal(t, in.Valid, out.Valid)
require.Truef(t, in.Time.Equal(out.Time), "expected %v got %v", in.Time, out.Time)
}
func TestTimestampNanosecondsTruncated(t *testing.T) {
tests := []struct {
input time.Time
expected time.Time
}{
{time.Date(2020, 1, 1, 0, 0, 0, 999999999, time.UTC), time.Date(2020, 1, 1, 0, 0, 0, 999999000, time.UTC)},
{time.Date(2020, 1, 1, 0, 0, 0, 999999001, time.UTC), time.Date(2020, 1, 1, 0, 0, 0, 999999000, time.UTC)},
}
for i, tt := range tests {
{
ts := pgtype.Timestamp{Time: tt.input, Valid: true}
buf, err := ts.EncodeText(nil, nil)
if err != nil {
t.Errorf("%d. EncodeText failed - %v", i, err)
}
ts.DecodeText(nil, buf)
if err != nil {
t.Errorf("%d. DecodeText failed - %v", i, err)
}
if !(ts.Valid && ts.Time.Equal(tt.expected)) {
t.Errorf("%d. EncodeText did not truncate nanoseconds", i)
}
}
{
ts := pgtype.Timestamp{Time: tt.input, Valid: true}
buf, err := ts.EncodeBinary(nil, nil)
if err != nil {
t.Errorf("%d. EncodeBinary failed - %v", i, err)
}
ts.DecodeBinary(nil, buf)
if err != nil {
t.Errorf("%d. DecodeBinary failed - %v", i, err)
}
if !(ts.Valid && ts.Time.Equal(tt.expected)) {
t.Errorf("%d. EncodeBinary did not truncate nanoseconds", i)
}
}
}
}
// https://github.com/jackc/pgtype/issues/74
func TestTimestampDecodeTextInvalid(t *testing.T) {
tstz := &pgtype.Timestamp{}
err := tstz.DecodeText(nil, []byte(`eeeee`))
require.Error(t, err)
}
func TestTimestampSet(t *testing.T) {
type _time time.Time
successfulTests := []struct {
source interface{}
result pgtype.Timestamp
}{
{source: time.Date(1900, 1, 1, 0, 0, 0, 0, time.UTC), result: pgtype.Timestamp{Time: time.Date(1900, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true}},
{source: time.Date(1970, 1, 1, 0, 0, 0, 0, time.UTC), result: pgtype.Timestamp{Time: time.Date(1970, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true}},
{source: time.Date(1999, 12, 31, 12, 59, 59, 0, time.UTC), result: pgtype.Timestamp{Time: time.Date(1999, 12, 31, 12, 59, 59, 0, time.UTC), Valid: true}},
{source: time.Date(2000, 1, 1, 0, 0, 0, 0, time.UTC), result: pgtype.Timestamp{Time: time.Date(2000, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true}},
{source: time.Date(2000, 1, 1, 0, 0, 1, 0, time.UTC), result: pgtype.Timestamp{Time: time.Date(2000, 1, 1, 0, 0, 1, 0, time.UTC), Valid: true}},
{source: time.Date(2200, 1, 1, 0, 0, 0, 0, time.UTC), result: pgtype.Timestamp{Time: time.Date(2200, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true}},
{source: time.Date(2015, 1, 1, 0, 0, 0, 0, time.Local), result: pgtype.Timestamp{Time: time.Date(2015, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true}},
{source: _time(time.Date(1970, 1, 1, 0, 0, 0, 0, time.UTC)), result: pgtype.Timestamp{Time: time.Date(1970, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true}},
{source: pgtype.Infinity, result: pgtype.Timestamp{InfinityModifier: pgtype.Infinity, Valid: true}},
{source: pgtype.NegativeInfinity, result: pgtype.Timestamp{InfinityModifier: pgtype.NegativeInfinity, Valid: true}},
}
for i, tt := range successfulTests {
var r pgtype.Timestamp
err := r.Set(tt.source)
if err != nil {
t.Errorf("%d: %v", i, err)
}
if r != tt.result {
t.Errorf("%d: expected %v to convert to %v, but it was %v", i, tt.source, tt.result, r)
}
}
}
func TestTimestampAssignTo(t *testing.T) {
var tim time.Time
var ptim *time.Time
simpleTests := []struct {
src pgtype.Timestamp
dst interface{}
expected interface{}
}{
{src: pgtype.Timestamp{Time: time.Date(2015, 1, 1, 0, 0, 0, 0, time.UTC), Valid: true}, dst: &tim, expected: time.Date(2015, 1, 1, 0, 0, 0, 0, time.UTC)},
{src: pgtype.Timestamp{Time: time.Time{}}, dst: &ptim, expected: ((*time.Time)(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(); dst != tt.expected {
t.Errorf("%d: expected %v to assign %v, but result was %v", i, tt.src, tt.expected, dst)
}
}
pointerAllocTests := []struct {
src pgtype.Timestamp
dst interface{}
expected interface{}
}{
{src: pgtype.Timestamp{Time: time.Date(2015, 1, 1, 0, 0, 0, 0, time.Local), Valid: true}, dst: &ptim, expected: time.Date(2015, 1, 1, 0, 0, 0, 0, time.Local)},
}
for i, tt := range pointerAllocTests {
err := tt.src.AssignTo(tt.dst)
if err != nil {
t.Errorf("%d: %v", i, err)
}
if dst := reflect.ValueOf(tt.dst).Elem().Elem().Interface(); dst != tt.expected {
t.Errorf("%d: expected %v to assign %v, but result was %v", i, tt.src, tt.expected, dst)
}
}
errorTests := []struct {
src pgtype.Timestamp
dst interface{}
}{
{src: pgtype.Timestamp{Time: time.Date(2015, 1, 1, 0, 0, 0, 0, time.Local), InfinityModifier: pgtype.Infinity, Valid: true}, dst: &tim},
{src: pgtype.Timestamp{Time: time.Date(2015, 1, 1, 0, 0, 0, 0, time.Local), InfinityModifier: pgtype.NegativeInfinity, Valid: true}, dst: &tim},
{src: pgtype.Timestamp{Time: time.Date(2015, 1, 1, 0, 0, 0, 0, time.Local)}, dst: &tim},
}
for i, tt := range errorTests {
err := tt.src.AssignTo(tt.dst)
if err == nil {
t.Errorf("%d: expected error but none was returned (%v -> %v)", i, tt.src, tt.dst)
}
}
}