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增加mongo支持及相关test

This commit is contained in:
suguo.yao 2021-11-14 19:07:38 +08:00
parent 6903a40cc2
commit 5903333242
3 changed files with 245 additions and 0 deletions
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10
go.mod
View File

@ -22,7 +22,9 @@ require (
github.com/go-playground/universal-translator v0.17.0 // indirect
github.com/go-playground/validator/v10 v10.4.1 // indirect
github.com/go-sql-driver/mysql v1.6.0 // indirect
github.com/go-stack/stack v1.8.0 // indirect
github.com/golang/protobuf v1.5.2 // indirect
github.com/golang/snappy v0.0.1 // indirect
github.com/grpc-ecosystem/grpc-gateway/v2 v2.6.0 // indirect
github.com/hashicorp/go-cleanhttp v0.5.1 // indirect
github.com/hashicorp/go-hclog v0.12.0 // indirect
@ -33,6 +35,7 @@ require (
github.com/jinzhu/inflection v1.0.0 // indirect
github.com/jinzhu/now v1.1.2 // indirect
github.com/json-iterator/go v1.1.11 // indirect
github.com/klauspost/compress v1.13.6 // indirect
github.com/kr/text v0.2.0 // indirect
github.com/leodido/go-urn v1.2.0 // indirect
github.com/mattn/go-colorable v0.1.6 // indirect
@ -43,10 +46,17 @@ require (
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
github.com/modern-go/reflect2 v1.0.1 // indirect
github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect
github.com/pkg/errors v0.9.1 // indirect
github.com/stretchr/testify v1.7.0 // indirect
github.com/ugorji/go/codec v1.1.13 // indirect
github.com/xdg-go/pbkdf2 v1.0.0 // indirect
github.com/xdg-go/scram v1.0.2 // indirect
github.com/xdg-go/stringprep v1.0.2 // indirect
github.com/youmark/pkcs8 v0.0.0-20181117223130-1be2e3e5546d // indirect
go.mongodb.org/mongo-driver v1.7.4 // indirect
golang.org/x/crypto v0.0.0-20201221181555-eec23a3978ad // indirect
golang.org/x/net v0.0.0-20210813160813-60bc85c4be6d // indirect
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c // indirect
golang.org/x/sys v0.0.0-20210823070655-63515b42dcdf // indirect
golang.org/x/text v0.3.7 // indirect
google.golang.org/genproto v0.0.0-20210903162649-d08c68adba83 // indirect

84
mongo/mongo.go Normal file
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@ -0,0 +1,84 @@
package mongo
import (
"context"
"errors"
"strings"
"time"
"go.mongodb.org/mongo-driver/mongo"
"go.mongodb.org/mongo-driver/mongo/options"
"go.mongodb.org/mongo-driver/mongo/readpref"
)
type Config struct {
Uri string
Username string
Password string
Database string
Timeout int
}
var config *Config
func Init(conf *Config) {
config = conf
if config == nil {
config = &Config{
Uri: "mongodb://localhost:27017",
Database: "admin",
Timeout: 3,
}
}
}
//New 获取mongo客户端
//// "mongodb://user:password@localhost:27017"
func New() (*mongo.Client, error) {
clientOpts := options.Client().ApplyURI(config.Uri)
if config.Username != "" && config.Password != "" {
clientOpts = clientOpts.SetAuth(options.Credential{
AuthMechanism: "SCRAM-SHA-256",
AuthSource: config.Database,
Username: config.Username,
Password: config.Password,
})
}
ctx, cancel := context.WithTimeout(context.Background(), time.Duration(config.Timeout)*time.Second)
defer cancel()
return mongo.Connect(ctx, clientOpts)
}
func Ping() error {
client, err := New()
if err != nil {
return err
}
ctx, cancel := context.WithTimeout(context.Background(), time.Duration(config.Timeout)*time.Second)
defer cancel()
defer client.Disconnect(ctx)
return client.Ping(ctx, readpref.Primary())
}
//Collection 获取集合
func Collection(client *mongo.Client, cname string) (*mongo.Collection, error) {
collection := client.Database(config.Database).Collection(cname)
return collection, nil
}
//CollectionMulti 支持多数据库直接获取collection
func CollectionMulti(client *mongo.Client, cname string) (*mongo.Collection, error) {
name := strings.Split(cname, ".")
if len(name) != 2 {
return nil, errors.New("collection名称不正确，请使用[database.collection]方式使用")
}
if name[0] == "" || name[1] == "" {
return nil, errors.New("名称不能为空")
}
collection := client.Database(name[0]).Collection(name[1])
return collection, nil
}

151
mongo/mongo_test.go Normal file
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@ -0,0 +1,151 @@
package mongo
import (
"context"
"fmt"
"testing"
"time"
"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/bson/primitive"
"go.mongodb.org/mongo-driver/mongo"
)
func init() {
Init(&Config{
Uri: "mongodb://192.168.0.254:27017",
Database: "test",
Username: "test",
Password: "Test1231",
Timeout: 3,
})
}
func TestMongo(t *testing.T) {
if err := Ping(); err != nil {
t.Fatal(err)
}
}
type Student struct {
ID primitive.ObjectID `bson:"_id" json:"id,omitempty"`
Name string `json:"name,omitempty"`
Sex string `json:"sex,omitempty"`
}
func TestInsert(t *testing.T) {
client, err := New()
if err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
defer cancel()
defer client.Disconnect(ctx)
col, err := Collection(client, "student")
if err != nil {
t.Fatal(err)
}
// ret, err := col.InsertOne(ctx, Student{Name: "张惠", Sex: "女"})
ret, err := col.InsertOne(ctx, Student{ID: primitive.NewObjectID(), Name: "张惠", Sex: "女"})
if err != nil {
t.Fatal(err)
}
fmt.Println(ret)
}
func TestDelete(t *testing.T) {
client, err := New()
if err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
defer cancel()
defer client.Disconnect(ctx)
col, err := Collection(client, "student")
if err != nil {
t.Fatal(err)
}
if err := col.FindOneAndDelete(ctx, bson.D{{"name", "张惠"}}).Err(); err != nil {
t.Fatal(err)
}
}
func TestSingleResult(t *testing.T) {
client, err := New()
if err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
defer cancel()
defer client.Disconnect(ctx)
col, err := Collection(client, "student")
if err != nil {
t.Fatal(err)
}
var result Student
// if err := col.FindOne(ctx, bson.D{{"name", "张惠"}}).Decode(&result); err != nil {
if err := col.FindOne(ctx, bson.M{"name": "张惠"}).Decode(&result); err != nil {
if err != mongo.ErrNoDocuments {
t.Fatal(err)
}
}
fmt.Println(result)
}
func TestFindAll(t *testing.T) {
client, err := New()
if err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
defer cancel()
defer client.Disconnect(ctx)
col, err := Collection(client, "student")
if err != nil {
t.Fatal(err)
}
cur, err := col.Find(ctx, bson.D{})
if err != nil {
t.Fatal(err)
}
defer cur.Close(ctx)
for cur.Next(ctx) {
var result Student
if err := cur.Decode(&result); err != nil {
t.Fatal(err)
}
fmt.Println(result, result.ID.String(), result.ID.Timestamp(), result.ID.Timestamp().Local())
}
if err := cur.Err(); err != nil {
t.Fatal(err)
}
}
func TestFind(t *testing.T) {
client, err := New()
if err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
defer cancel()
defer client.Disconnect(ctx)
col, err := Collection(client, "student")
if err != nil {
t.Fatal(err)
}
cur, err := col.Find(ctx, bson.M{"name": bson.M{"$ne": "张惠"}}) //注意这里的格式$ne不相等,$gt大于,$gte大于等于,$in in,$nin no in ,$exists是否包含这个键...
if err != nil {
t.Fatal(err)
}
defer cur.Close(ctx)
for cur.Next(ctx) {
var result Student
if err := cur.Decode(&result); err != nil {
t.Fatal(err)
}
fmt.Println(result, result.ID.String(), result.ID.Timestamp(), result.ID.Timestamp().Local())
}
if err := cur.Err(); err != nil {
t.Fatal(err)
}
}