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// Copyright (C) MongoDB, Inc. 2017-present.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License. You may obtain
// a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
package bsoncodec
import (
"reflect"
"testing"
"go.mongodb.org/mongo-driver/bson/bsonoptions"
"go.mongodb.org/mongo-driver/bson/bsonrw/bsonrwtest"
"go.mongodb.org/mongo-driver/bson/bsontype"
"go.mongodb.org/mongo-driver/bson/primitive"
"go.mongodb.org/mongo-driver/internal/testutil/assert"
)
func TestStringCodec(t *testing.T) {
t.Run("ObjectIDAsHex", func(t *testing.T) {
oid := primitive.NewObjectID()
byteArray := [12]byte(oid)
reader := &bsonrwtest.ValueReaderWriter{BSONType: bsontype.ObjectID, Return: oid}
testCases := []struct {
name string
opts *bsonoptions.StringCodecOptions
hex bool
result string
}{
{"default", bsonoptions.StringCodec(), true, oid.Hex()},
{"true", bsonoptions.StringCodec().SetDecodeObjectIDAsHex(true), true, oid.Hex()},
{"false", bsonoptions.StringCodec().SetDecodeObjectIDAsHex(false), false, string(byteArray[:])},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
stringCodec := NewStringCodec(tc.opts)
actual := reflect.New(reflect.TypeOf("")).Elem()
err := stringCodec.DecodeValue(DecodeContext{}, reader, actual)
assert.Nil(t, err, "StringCodec.DecodeValue error: %v", err)
actualString := actual.Interface().(string)
assert.Equal(t, tc.result, actualString, "Expected string %v, got %v", tc.result, actualString)
})
}
})
}
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