80 lines
2.7 KiB
Go
80 lines
2.7 KiB
Go
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// Copyright (C) MongoDB, Inc. 2017-present.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may
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// not use this file except in compliance with the License. You may obtain
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// a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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package bsoncodec
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import (
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"reflect"
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"testing"
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"time"
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"go.mongodb.org/mongo-driver/bson/bsonoptions"
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"go.mongodb.org/mongo-driver/bson/bsonrw/bsonrwtest"
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"go.mongodb.org/mongo-driver/bson/bsontype"
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"go.mongodb.org/mongo-driver/internal/testutil/assert"
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"go.mongodb.org/mongo-driver/x/bsonx/bsoncore"
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)
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func TestTimeCodec(t *testing.T) {
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now := time.Now().Truncate(time.Millisecond)
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t.Run("UseLocalTimeZone", func(t *testing.T) {
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reader := &bsonrwtest.ValueReaderWriter{BSONType: bsontype.DateTime, Return: now.UnixNano() / int64(time.Millisecond)}
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testCases := []struct {
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name string
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opts *bsonoptions.TimeCodecOptions
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utc bool
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}{
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{"default", bsonoptions.TimeCodec(), true},
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{"false", bsonoptions.TimeCodec().SetUseLocalTimeZone(false), true},
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{"true", bsonoptions.TimeCodec().SetUseLocalTimeZone(true), false},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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timeCodec := NewTimeCodec(tc.opts)
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actual := reflect.New(reflect.TypeOf(now)).Elem()
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err := timeCodec.DecodeValue(DecodeContext{}, reader, actual)
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assert.Nil(t, err, "TimeCodec.DecodeValue error: %v", err)
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actualTime := actual.Interface().(time.Time)
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assert.Equal(t, actualTime.Location().String() == "UTC", tc.utc,
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"Expected UTC: %v, got %v", tc.utc, actualTime.Location())
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assert.Equal(t, now, actualTime, "expected time %v, got %v", now, actualTime)
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})
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}
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})
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t.Run("DecodeFromBsontype", func(t *testing.T) {
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testCases := []struct {
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name string
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reader *bsonrwtest.ValueReaderWriter
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}{
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{"string", &bsonrwtest.ValueReaderWriter{BSONType: bsontype.String, Return: now.Format(timeFormatString)}},
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{"int64", &bsonrwtest.ValueReaderWriter{BSONType: bsontype.Int64, Return: now.Unix()*1000 + int64(now.Nanosecond()/1e6)}},
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{"timestamp", &bsonrwtest.ValueReaderWriter{BSONType: bsontype.Timestamp,
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Return: bsoncore.Value{
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Type: bsontype.Timestamp,
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Data: bsoncore.AppendTimestamp(nil, uint32(now.Unix()), 0),
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}},
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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actual := reflect.New(reflect.TypeOf(now)).Elem()
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err := defaultTimeCodec.DecodeValue(DecodeContext{}, tc.reader, actual)
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assert.Nil(t, err, "DecodeValue error: %v", err)
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actualTime := actual.Interface().(time.Time)
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if tc.name == "timestamp" {
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now = time.Unix(now.Unix(), 0)
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}
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assert.Equal(t, now, actualTime, "expected time %v, got %v", now, actualTime)
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})
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}
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})
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}
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