gorm/tests/migrate_test.go

554 lines
16 KiB
Go

package tests_test
import (
"math/rand"
"reflect"
"strings"
"testing"
"time"
"gorm.io/gorm"
"gorm.io/gorm/schema"
. "gorm.io/gorm/utils/tests"
)
func TestMigrate(t *testing.T) {
allModels := []interface{}{&User{}, &Account{}, &Pet{}, &Company{}, &Toy{}, &Language{}}
rand.Seed(time.Now().UnixNano())
rand.Shuffle(len(allModels), func(i, j int) { allModels[i], allModels[j] = allModels[j], allModels[i] })
DB.Migrator().DropTable("user_speaks", "user_friends", "ccc")
if err := DB.Migrator().DropTable(allModels...); err != nil {
t.Fatalf("Failed to drop table, got error %v", err)
}
if err := DB.AutoMigrate(allModels...); err != nil {
t.Fatalf("Failed to auto migrate, but got error %v", err)
}
if tables, err := DB.Migrator().GetTables(); err != nil {
t.Fatalf("Failed to get database all tables, but got error %v", err)
} else {
for _, t1 := range []string{"users", "accounts", "pets", "companies", "toys", "languages"} {
hasTable := false
for _, t2 := range tables {
if t2 == t1 {
hasTable = true
break
}
}
if !hasTable {
t.Fatalf("Failed to get table %v when GetTables", t1)
}
}
}
for _, m := range allModels {
if !DB.Migrator().HasTable(m) {
t.Fatalf("Failed to create table for %#v---", m)
}
}
DB.Scopes(func(db *gorm.DB) *gorm.DB {
return db.Table("ccc")
}).Migrator().CreateTable(&Company{})
if !DB.Migrator().HasTable("ccc") {
t.Errorf("failed to create table ccc")
}
for _, indexes := range [][2]string{
{"user_speaks", "fk_user_speaks_user"},
{"user_speaks", "fk_user_speaks_language"},
{"user_friends", "fk_user_friends_user"},
{"user_friends", "fk_user_friends_friends"},
{"accounts", "fk_users_account"},
{"users", "fk_users_team"},
{"users", "fk_users_company"},
} {
if !DB.Migrator().HasConstraint(indexes[0], indexes[1]) {
t.Fatalf("Failed to find index for many2many for %v %v", indexes[0], indexes[1])
}
}
}
func TestAutoMigrateSelfReferential(t *testing.T) {
type MigratePerson struct {
ID uint
Name string
ManagerID *uint
Manager *MigratePerson
}
DB.Migrator().DropTable(&MigratePerson{})
if err := DB.AutoMigrate(&MigratePerson{}); err != nil {
t.Fatalf("Failed to auto migrate, but got error %v", err)
}
if !DB.Migrator().HasConstraint("migrate_people", "fk_migrate_people_manager") {
t.Fatalf("Failed to find has one constraint between people and managers")
}
}
func TestSmartMigrateColumn(t *testing.T) {
fullSupported := map[string]bool{"mysql": true, "postgres": true}[DB.Dialector.Name()]
type UserMigrateColumn struct {
ID uint
Name string
Salary float64
Birthday time.Time `gorm:"precision:4"`
}
DB.Migrator().DropTable(&UserMigrateColumn{})
DB.AutoMigrate(&UserMigrateColumn{})
type UserMigrateColumn2 struct {
ID uint
Name string `gorm:"size:128"`
Salary float64 `gorm:"precision:2"`
Birthday time.Time `gorm:"precision:2"`
NameIgnoreMigration string `gorm:"size:100"`
}
if err := DB.Table("user_migrate_columns").AutoMigrate(&UserMigrateColumn2{}); err != nil {
t.Fatalf("failed to auto migrate, got error: %v", err)
}
columnTypes, err := DB.Table("user_migrate_columns").Migrator().ColumnTypes(&UserMigrateColumn{})
if err != nil {
t.Fatalf("failed to get column types, got error: %v", err)
}
for _, columnType := range columnTypes {
switch columnType.Name() {
case "name":
if length, _ := columnType.Length(); (fullSupported || length != 0) && length != 128 {
t.Fatalf("name's length should be 128, but got %v", length)
}
case "salary":
if precision, o, _ := columnType.DecimalSize(); (fullSupported || precision != 0) && precision != 2 {
t.Fatalf("salary's precision should be 2, but got %v %v", precision, o)
}
case "birthday":
if precision, _, _ := columnType.DecimalSize(); (fullSupported || precision != 0) && precision != 2 {
t.Fatalf("birthday's precision should be 2, but got %v", precision)
}
}
}
type UserMigrateColumn3 struct {
ID uint
Name string `gorm:"size:256"`
Salary float64 `gorm:"precision:3"`
Birthday time.Time `gorm:"precision:3"`
NameIgnoreMigration string `gorm:"size:128;-:migration"`
}
if err := DB.Table("user_migrate_columns").AutoMigrate(&UserMigrateColumn3{}); err != nil {
t.Fatalf("failed to auto migrate, got error: %v", err)
}
columnTypes, err = DB.Table("user_migrate_columns").Migrator().ColumnTypes(&UserMigrateColumn{})
if err != nil {
t.Fatalf("failed to get column types, got error: %v", err)
}
for _, columnType := range columnTypes {
switch columnType.Name() {
case "name":
if length, _ := columnType.Length(); (fullSupported || length != 0) && length != 256 {
t.Fatalf("name's length should be 128, but got %v", length)
}
case "salary":
if precision, _, _ := columnType.DecimalSize(); (fullSupported || precision != 0) && precision != 3 {
t.Fatalf("salary's precision should be 2, but got %v", precision)
}
case "birthday":
if precision, _, _ := columnType.DecimalSize(); (fullSupported || precision != 0) && precision != 3 {
t.Fatalf("birthday's precision should be 2, but got %v", precision)
}
case "name_ignore_migration":
if length, _ := columnType.Length(); (fullSupported || length != 0) && length != 100 {
t.Fatalf("name_ignore_migration's length should still be 100 but got %v", length)
}
}
}
}
func TestMigrateWithColumnComment(t *testing.T) {
type UserWithColumnComment struct {
gorm.Model
Name string `gorm:"size:111;comment:this is a 字段"`
}
if err := DB.Migrator().DropTable(&UserWithColumnComment{}); err != nil {
t.Fatalf("Failed to drop table, got error %v", err)
}
if err := DB.AutoMigrate(&UserWithColumnComment{}); err != nil {
t.Fatalf("Failed to auto migrate, but got error %v", err)
}
}
func TestMigrateWithIndexComment(t *testing.T) {
if DB.Dialector.Name() != "mysql" {
t.Skip()
}
type UserWithIndexComment struct {
gorm.Model
Name string `gorm:"size:111;index:,comment:这是一个index"`
}
if err := DB.Migrator().DropTable(&UserWithIndexComment{}); err != nil {
t.Fatalf("Failed to drop table, got error %v", err)
}
if err := DB.AutoMigrate(&UserWithIndexComment{}); err != nil {
t.Fatalf("Failed to auto migrate, but got error %v", err)
}
}
func TestMigrateWithUniqueIndex(t *testing.T) {
type UserWithUniqueIndex struct {
ID int
Name string `gorm:"size:20;index:idx_name,unique"`
Date time.Time `gorm:"index:idx_name,unique"`
}
DB.Migrator().DropTable(&UserWithUniqueIndex{})
if err := DB.AutoMigrate(&UserWithUniqueIndex{}); err != nil {
t.Fatalf("failed to migrate, got %v", err)
}
if !DB.Migrator().HasIndex(&UserWithUniqueIndex{}, "idx_name") {
t.Errorf("Failed to find created index")
}
}
func TestMigrateTable(t *testing.T) {
type TableStruct struct {
gorm.Model
Name string
}
DB.Migrator().DropTable(&TableStruct{})
DB.AutoMigrate(&TableStruct{})
if !DB.Migrator().HasTable(&TableStruct{}) {
t.Fatalf("should found created table")
}
type NewTableStruct struct {
gorm.Model
Name string
}
if err := DB.Migrator().RenameTable(&TableStruct{}, &NewTableStruct{}); err != nil {
t.Fatalf("Failed to rename table, got error %v", err)
}
if !DB.Migrator().HasTable("new_table_structs") {
t.Fatal("should found renamed table")
}
DB.Migrator().DropTable("new_table_structs")
if DB.Migrator().HasTable(&NewTableStruct{}) {
t.Fatal("should not found droped table")
}
}
func TestMigrateIndexes(t *testing.T) {
type IndexStruct struct {
gorm.Model
Name string `gorm:"size:255;index"`
}
DB.Migrator().DropTable(&IndexStruct{})
DB.AutoMigrate(&IndexStruct{})
if err := DB.Migrator().DropIndex(&IndexStruct{}, "Name"); err != nil {
t.Fatalf("Failed to drop index for user's name, got err %v", err)
}
if err := DB.Migrator().CreateIndex(&IndexStruct{}, "Name"); err != nil {
t.Fatalf("Got error when tried to create index: %+v", err)
}
if !DB.Migrator().HasIndex(&IndexStruct{}, "Name") {
t.Fatalf("Failed to find index for user's name")
}
if err := DB.Migrator().DropIndex(&IndexStruct{}, "Name"); err != nil {
t.Fatalf("Failed to drop index for user's name, got err %v", err)
}
if DB.Migrator().HasIndex(&IndexStruct{}, "Name") {
t.Fatalf("Should not find index for user's name after delete")
}
if err := DB.Migrator().CreateIndex(&IndexStruct{}, "Name"); err != nil {
t.Fatalf("Got error when tried to create index: %+v", err)
}
if err := DB.Migrator().RenameIndex(&IndexStruct{}, "idx_index_structs_name", "idx_users_name_1"); err != nil {
t.Fatalf("no error should happen when rename index, but got %v", err)
}
if !DB.Migrator().HasIndex(&IndexStruct{}, "idx_users_name_1") {
t.Fatalf("Should find index for user's name after rename")
}
if err := DB.Migrator().DropIndex(&IndexStruct{}, "idx_users_name_1"); err != nil {
t.Fatalf("Failed to drop index for user's name, got err %v", err)
}
if DB.Migrator().HasIndex(&IndexStruct{}, "idx_users_name_1") {
t.Fatalf("Should not find index for user's name after delete")
}
}
func TestMigrateColumns(t *testing.T) {
fullSupported := map[string]bool{"sqlite": true, "mysql": true, "postgres": true, "sqlserver": true}[DB.Dialector.Name()]
sqlite := DB.Dialector.Name() == "sqlite"
sqlserver := DB.Dialector.Name() == "sqlserver"
type ColumnStruct struct {
gorm.Model
Name string
Age int `gorm:"default:18;comment:my age"`
Code string `gorm:"unique"`
}
DB.Migrator().DropTable(&ColumnStruct{})
if err := DB.AutoMigrate(&ColumnStruct{}); err != nil {
t.Errorf("Failed to migrate, got %v", err)
}
type ColumnStruct2 struct {
gorm.Model
Name string `gorm:"size:100"`
}
if err := DB.Table("column_structs").Migrator().AlterColumn(&ColumnStruct2{}, "Name"); err != nil {
t.Fatalf("no error should happened when alter column, but got %v", err)
}
if columnTypes, err := DB.Migrator().ColumnTypes(&ColumnStruct{}); err != nil {
t.Fatalf("no error should returns for ColumnTypes")
} else {
stmt := &gorm.Statement{DB: DB}
stmt.Parse(&ColumnStruct2{})
for _, columnType := range columnTypes {
switch columnType.Name() {
case "id":
if v, ok := columnType.PrimaryKey(); (fullSupported || ok) && !v {
t.Fatalf("column id primary key should be correct, name: %v, column: %#v", columnType.Name(), columnType)
}
case "name":
dataType := DB.Dialector.DataTypeOf(stmt.Schema.LookUpField(columnType.Name()))
if !strings.Contains(strings.ToUpper(dataType), strings.ToUpper(columnType.DatabaseTypeName())) {
t.Fatalf("column name type should be correct, name: %v, length: %v, expects: %v, column: %#v", columnType.Name(), columnType.DatabaseTypeName(), dataType, columnType)
}
if length, ok := columnType.Length(); ((fullSupported && !sqlite) || ok) && length != 100 {
t.Fatalf("column name length should be correct, name: %v, length: %v, expects: %v, column: %#v", columnType.Name(), length, 100, columnType)
}
case "age":
if v, ok := columnType.DefaultValue(); (fullSupported || ok) && v != "18" {
t.Fatalf("column age default value should be correct, name: %v, column: %#v", columnType.Name(), columnType)
}
if v, ok := columnType.Comment(); ((fullSupported && !sqlite && !sqlserver) || ok) && v != "my age" {
t.Fatalf("column age comment should be correct, name: %v, column: %#v", columnType.Name(), columnType)
}
case "code":
if v, ok := columnType.Unique(); (fullSupported || ok) && !v {
t.Fatalf("column code unique should be correct, name: %v, column: %#v", columnType.Name(), columnType)
}
}
}
}
type NewColumnStruct struct {
gorm.Model
Name string
NewName string
}
if err := DB.Table("column_structs").Migrator().AddColumn(&NewColumnStruct{}, "NewName"); err != nil {
t.Fatalf("Failed to add column, got %v", err)
}
if !DB.Table("column_structs").Migrator().HasColumn(&NewColumnStruct{}, "NewName") {
t.Fatalf("Failed to find added column")
}
if err := DB.Table("column_structs").Migrator().DropColumn(&NewColumnStruct{}, "NewName"); err != nil {
t.Fatalf("Failed to add column, got %v", err)
}
if DB.Table("column_structs").Migrator().HasColumn(&NewColumnStruct{}, "NewName") {
t.Fatalf("Found deleted column")
}
if err := DB.Table("column_structs").Migrator().AddColumn(&NewColumnStruct{}, "NewName"); err != nil {
t.Fatalf("Failed to add column, got %v", err)
}
if err := DB.Table("column_structs").Migrator().RenameColumn(&NewColumnStruct{}, "NewName", "new_new_name"); err != nil {
t.Fatalf("Failed to add column, got %v", err)
}
if !DB.Table("column_structs").Migrator().HasColumn(&NewColumnStruct{}, "new_new_name") {
t.Fatalf("Failed to found renamed column")
}
if err := DB.Table("column_structs").Migrator().DropColumn(&NewColumnStruct{}, "new_new_name"); err != nil {
t.Fatalf("Failed to add column, got %v", err)
}
if DB.Table("column_structs").Migrator().HasColumn(&NewColumnStruct{}, "new_new_name") {
t.Fatalf("Found deleted column")
}
}
func TestMigrateConstraint(t *testing.T) {
names := []string{"Account", "fk_users_account", "Pets", "fk_users_pets", "Company", "fk_users_company", "Team", "fk_users_team", "Languages", "fk_users_languages"}
for _, name := range names {
if !DB.Migrator().HasConstraint(&User{}, name) {
DB.Migrator().CreateConstraint(&User{}, name)
}
if err := DB.Migrator().DropConstraint(&User{}, name); err != nil {
t.Fatalf("failed to drop constraint %v, got error %v", name, err)
}
if DB.Migrator().HasConstraint(&User{}, name) {
t.Fatalf("constraint %v should been deleted", name)
}
if err := DB.Migrator().CreateConstraint(&User{}, name); err != nil {
t.Fatalf("failed to create constraint %v, got error %v", name, err)
}
if !DB.Migrator().HasConstraint(&User{}, name) {
t.Fatalf("failed to found constraint %v", name)
}
}
}
type DynamicUser struct {
gorm.Model
Name string
CompanyID string `gorm:"index"`
}
// To test auto migrate crate indexes for dynamic table name
// https://github.com/go-gorm/gorm/issues/4752
func TestMigrateIndexesWithDynamicTableName(t *testing.T) {
// Create primary table
if err := DB.AutoMigrate(&DynamicUser{}); err != nil {
t.Fatalf("AutoMigrate create table error: %#v", err)
}
// Create sub tables
for _, v := range []string{"01", "02", "03"} {
tableName := "dynamic_users_" + v
m := DB.Scopes(func(db *gorm.DB) *gorm.DB {
return db.Table(tableName)
}).Migrator()
if err := m.AutoMigrate(&DynamicUser{}); err != nil {
t.Fatalf("AutoMigrate create table error: %#v", err)
}
if !m.HasTable(tableName) {
t.Fatalf("AutoMigrate expected %#v exist, but not.", tableName)
}
if !m.HasIndex(&DynamicUser{}, "CompanyID") {
t.Fatalf("Should have index on %s", "CompanyI.")
}
if !m.HasIndex(&DynamicUser{}, "DeletedAt") {
t.Fatalf("Should have index on deleted_at.")
}
}
}
// check column order after migration, flaky test
// https://github.com/go-gorm/gorm/issues/4351
func TestMigrateColumnOrder(t *testing.T) {
type UserMigrateColumn struct {
ID uint
}
DB.Migrator().DropTable(&UserMigrateColumn{})
DB.AutoMigrate(&UserMigrateColumn{})
type UserMigrateColumn2 struct {
ID uint
F1 string
F2 string
F3 string
F4 string
F5 string
F6 string
F7 string
F8 string
F9 string
F10 string
F11 string
F12 string
F13 string
F14 string
F15 string
F16 string
F17 string
F18 string
F19 string
F20 string
F21 string
F22 string
F23 string
F24 string
F25 string
F26 string
F27 string
F28 string
F29 string
F30 string
F31 string
F32 string
F33 string
F34 string
F35 string
}
if err := DB.Table("user_migrate_columns").AutoMigrate(&UserMigrateColumn2{}); err != nil {
t.Fatalf("failed to auto migrate, got error: %v", err)
}
columnTypes, err := DB.Table("user_migrate_columns").Migrator().ColumnTypes(&UserMigrateColumn2{})
if err != nil {
t.Fatalf("failed to get column types, got error: %v", err)
}
typ := reflect.Indirect(reflect.ValueOf(&UserMigrateColumn2{})).Type()
numField := typ.NumField()
if numField != len(columnTypes) {
t.Fatalf("column's number not match struct and ddl, %d != %d", numField, len(columnTypes))
}
namer := schema.NamingStrategy{}
for i := 0; i < numField; i++ {
expectName := namer.ColumnName("", typ.Field(i).Name)
if columnTypes[i].Name() != expectName {
t.Fatalf("column order not match struct and ddl, idx %d: %s != %s",
i, columnTypes[i].Name(), expectName)
}
}
}