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How to use Version method of migrations Package
Best Testkube code snippet using migrations.Version
migrator_test.go
Source:migrator_test.go 
...54 args args55 wantErr bool56 wantUp bool57 wantDown bool58 wantVersion int59 }{60 {61 name: "run test migration",62 fields: fields{migrationsTable: DefaultMigrationsTable},63 args: args{ctx: context.TODO(), migrations: []*migrations.Migration{{64 Id: 0,65 Up: func(ctx context.Context, tx *sql.Tx) error {66 up = true67 return nil68 },69 Down: func(ctx context.Context, tx *sql.Tx) error {70 down = true71 return nil72 },73 }}},74 wantUp: false,75 wantDown: true,76 wantVersion: -1,77 },78 {79 name: "run migration out of order",80 fields: fields{migrationsTable: DefaultMigrationsTable},81 args: args{ctx: context.TODO(), migrations: []*migrations.Migration{{82 Id: 1,83 Up: func(ctx context.Context, tx *sql.Tx) error {84 up = true85 return nil86 },87 Down: func(ctx context.Context, tx *sql.Tx) error {88 down = true89 return nil90 },91 }}},92 wantUp: false,93 wantDown: false,94 wantErr: true,95 wantVersion: 0,96 },97 {98 name: "run error migration",99 fields: fields{migrationsTable: DefaultMigrationsTable},100 args: args{ctx: context.TODO(), migrations: []*migrations.Migration{{101 Id: 0,102 Up: func(ctx context.Context, tx *sql.Tx) error {103 return fmt.Errorf("error")104 },105 Down: func(ctx context.Context, tx *sql.Tx) error {106 return fmt.Errorf("error")107 },108 }}},109 wantErr: true,110 wantUp: false,111 wantDown: false,112 wantVersion: 0,113 },114 }115 for _, tt := range tests {116 t.Run(tt.name, func(t *testing.T) {117 up = false118 down = false119 db, cleanup := CreateTestDb(t)120 defer cleanup()121 m := &SQLLiteMigrator{122 db: db,123 migrationsTable: tt.fields.migrationsTable,124 }125 {126 tx, err := db.Begin()127 require.NoError(t, err)128 require.NoError(t, m.setVersion(context.TODO(), tx, 0))129 require.NoError(t, err)130 require.NoError(t, tx.Commit())131 tx.Rollback()132 }133 if err := m.Down(tt.args.ctx, tt.args.migrations); (err != nil) != tt.wantErr {134 t.Errorf("Down() error = %v, wantErr %v", err, tt.wantErr)135 }136 require.Equal(t, tt.wantUp, up)137 require.Equal(t, tt.wantDown, down)138 // verify the version is correct139 var version int140 {141 tx, err := db.Begin()142 require.NoError(t, err)143 version, err = m.version(context.TODO(), tx)144 require.NoError(t, err)145 require.NoError(t, tx.Commit())146 tx.Rollback()147 }148 require.Equal(t, tt.wantVersion, version)149 })150 }151}152func TestSQLLiteMigrator_Up(t *testing.T) {153 var up int154 var down bool155 type fields struct {156 migrationsTable string157 }158 type args struct {159 ctx context.Context160 migrations migrations.Migrations161 }162 tests := []struct {163 name string164 fields fields165 args args166 wantErr bool167 wantUp int168 wantDown bool169 wantVersion int170 }{171 {172 name: "run test migration",173 fields: fields{migrationsTable: DefaultMigrationsTable},174 args: args{ctx: context.TODO(), migrations: migrations.Migrations{{175 Id: 0,176 Up: func(ctx context.Context, tx *sql.Tx) error {177 up++178 return nil179 },180 Down: func(ctx context.Context, tx *sql.Tx) error {181 down = true182 return nil183 },184 }}},185 wantUp: 1,186 wantDown: false,187 wantVersion: 0,188 },189 {190 name: "run multiple test migration",191 fields: fields{migrationsTable: DefaultMigrationsTable},192 args: args{ctx: context.TODO(), migrations: migrations.Migrations{193 {194 Id: 0,195 Up: func(ctx context.Context, tx *sql.Tx) error {196 up++197 return nil198 },199 Down: func(ctx context.Context, tx *sql.Tx) error {200 down = true201 return nil202 },203 },204 {205 Id: 1,206 Up: func(ctx context.Context, tx *sql.Tx) error {207 up++208 return nil209 },210 Down: func(ctx context.Context, tx *sql.Tx) error {211 down = true212 return nil213 },214 },215 }},216 wantUp: 2,217 wantDown: false,218 wantVersion: 1,219 },220 {221 name: "run migrations out of order",222 fields: fields{migrationsTable: DefaultMigrationsTable},223 args: args{ctx: context.TODO(), migrations: migrations.Migrations{224 {225 Id: 1,226 Up: func(ctx context.Context, tx *sql.Tx) error {227 up++228 return nil229 },230 Down: func(ctx context.Context, tx *sql.Tx) error {231 down = true232 return nil233 },234 },235 {236 Id: 0,237 Up: func(ctx context.Context, tx *sql.Tx) error {238 up++239 return nil240 },241 Down: func(ctx context.Context, tx *sql.Tx) error {242 down = true243 return nil244 },245 },246 }},247 wantUp: 0,248 wantDown: false,249 wantErr: true,250 wantVersion: -1,251 },252 {253 name: "run error migration",254 fields: fields{migrationsTable: DefaultMigrationsTable},255 args: args{ctx: context.TODO(), migrations: migrations.Migrations{{256 Id: 0,257 Up: func(ctx context.Context, tx *sql.Tx) error {258 return fmt.Errorf("error")259 },260 Down: func(ctx context.Context, tx *sql.Tx) error {261 return fmt.Errorf("error")262 },263 }}},264 wantErr: true,265 wantUp: 0,266 wantDown: false,267 wantVersion: -1,268 },269 }270 for _, tt := range tests {271 t.Run(tt.name, func(t *testing.T) {272 up = 0273 down = false274 db, cleanup := CreateTestDb(t)275 defer cleanup()276 m := &SQLLiteMigrator{277 db: db,278 migrationsTable: tt.fields.migrationsTable,279 }280 {281 tx, err := db.Begin()282 require.NoError(t, err)283 require.NoError(t, m.setVersion(context.TODO(), tx, -1))284 require.NoError(t, err)285 require.NoError(t, tx.Commit())286 tx.Rollback()287 }288 if err := m.Up(tt.args.ctx, tt.args.migrations); (err != nil) != tt.wantErr {289 t.Errorf("Up() error = %v, wantErr %v", err, tt.wantErr)290 }291 require.Equal(t, tt.wantUp, up)292 require.Equal(t, tt.wantDown, down)293 // verify the version is correct294 var version int295 {296 tx, err := db.Begin()297 require.NoError(t, err)298 version, err = m.version(context.TODO(), tx)299 require.NoError(t, err)300 require.NoError(t, tx.Commit())301 tx.Rollback()302 }303 require.Equal(t, tt.wantVersion, version)304 if tt.wantErr {305 return306 }307 // walk backwards back to zero308 sort.Sort(sort.Reverse(tt.args.migrations))309 err := m.Down(tt.args.ctx, tt.args.migrations)310 require.NoError(t, err)311 {312 tx, err := db.Begin()313 require.NoError(t, err)314 version, err = m.version(context.TODO(), tx)315 require.NoError(t, err)316 require.NoError(t, tx.Commit())317 tx.Rollback()318 }319 require.Equal(t, NilVersion, version)320 })321 }322}323func TestSQLLiteMigrator_Migrate(t *testing.T) {324 var up int325 var down int326 migs := migrations.MigrationSet{327 0: {328 Id: 0,329 Up: func(ctx context.Context, tx *sql.Tx) error {330 up++331 return nil332 },333 Down: func(ctx context.Context, tx *sql.Tx) error {334 down++335 return nil336 },337 },338 1: {339 Id: 1,340 Up: func(ctx context.Context, tx *sql.Tx) error {341 up++342 return nil343 },344 Down: func(ctx context.Context, tx *sql.Tx) error {345 down++346 return nil347 },348 },349 }350 tests := []struct {351 name string352 startVersion int353 wantErr bool354 wantUp int355 wantDown int356 wantVersion int357 }{358 {359 name: "up from nothing",360 startVersion: -1,361 wantUp: 2,362 wantDown: 0,363 wantVersion: 1,364 },365 {366 name: "up from initial db",367 startVersion: 0,368 wantUp: 1,369 wantDown: 0,370 wantVersion: 1,371 },372 {373 name: "at latest",374 startVersion: 1,375 wantUp: 0,376 wantDown: 0,377 wantVersion: 1,378 },379 }380 for _, tt := range tests {381 t.Run(tt.name, func(t *testing.T) {382 up = 0383 down = 0384 db, cleanup := CreateTestDb(t)385 defer cleanup()386 m := &SQLLiteMigrator{387 db: db,388 migrationsTable: DefaultMigrationsTable,389 migrations: migs,390 }391 {392 tx, err := db.Begin()393 require.NoError(t, err)394 require.NoError(t, m.setVersion(context.TODO(), tx, tt.startVersion))395 require.NoError(t, err)396 require.NoError(t, tx.Commit())397 tx.Rollback()398 }399 if err := m.Migrate(context.TODO()); (err != nil) != tt.wantErr {400 t.Errorf("Migrate() error = %v, wantErr %v", err, tt.wantErr)401 }402 require.Equal(t, tt.wantUp, up)403 require.Equal(t, tt.wantDown, down)404 // verify the version is correct405 var version int406 {407 tx, err := db.Begin()408 require.NoError(t, err)409 version, err = m.version(context.TODO(), tx)410 require.NoError(t, err)411 require.NoError(t, tx.Commit())412 tx.Rollback()413 }414 require.Equal(t, tt.wantVersion, version)415 })416 }417}...
main.go
Source:main.go
...36 panic(fmt.Sprintf("Failed to connect to database: %s", err))37 }38 migrations.SetTableName("_migrations")39 cw.db.Exec(`CREATE EXTENSION IF NOT EXISTS "uuid-ossp"`)40 oldVersion, newVersion, err := migrations.Run(cw.db, "init")41 if err != nil {42 return "", fmt.Errorf(err.Error())43 }44 switch args[0] {45 case "fresh":46 err = cw.disableForeignKeyConstraints()47 err = cw.dropAllTables()48 err = cw.enableForeignKeyConstraints()49 oldVersion, newVersion, err = migrations.Run(cw.db, "init")50 if err != nil {51 return "", fmt.Errorf(err.Error())52 }53 oldVersion, newVersion, err = migrations.Run(cw.db, "up")54 case "refresh":55 oldVersion, newVersion, err = migrations.Run(cw.db, "reset")56 if err != nil {57 return "", fmt.Errorf(err.Error())58 }59 oldVersion, newVersion, err = migrations.Run(cw.db, "up")60 case "rollback":61 oldVersion, newVersion, err = migrations.Run(cw.db, "down")62 case "status":63 //err = cw.status()64 case "migrate":65 oldVersion, newVersion, err = migrations.Run(cw.db, "up")66 default:67 oldVersion, newVersion, err = migrations.Run(cw.db, args...)68 }69 if err != nil {70 return "", fmt.Errorf(err.Error())71 }72 if newVersion != oldVersion {73 fmt.Printf("Migrated from version %d to %d\n", oldVersion, newVersion)74 } else {75 fmt.Println(colors.Green("Nothing to migrate."))76 }77 return78}79func Make(cmd string, name string) (msg string, err error) {80 switch cmd {81 case "migration":82 fmt.Println("Make Migration")83 timestamp := time.Now().UnixNano() / 100000084 filename := fmt.Sprintf("%s_%s.sql", strconv.FormatInt(timestamp, 10), strings.ToLower(name))85 emptyFile, err := os.Create("database/migrations/" + filename)86 if err != nil {87 panic(err.Error())...
errors.go
Source:errors.go
...9// ErrorCommandRequired means that no command was specified.10const ErrorCommandRequired = Error("Command required")11// ErrorUnexpectedCommand means that command name is unknown.12const ErrorUnexpectedCommand = Error("Unexpected command")13// ErrorInvalidVersionArgumentFormat means that the format of an argument named `version` does not correspond to int64.14const ErrorInvalidVersionArgumentFormat = Error("Invalid version argument format")15// ErrorVersionNumberRequired means that no version number was specified via command line.16const ErrorVersionNumberRequired = Error("Version number required")17// ErrorMigrationsDatabaseAlreadyExists means that `migrations` database already exists.18const ErrorMigrationsDatabaseAlreadyExists = Error("Migrations database already exists")19// ErrorUnequalCountsOfMigrations means that the count of `up` migrations is not equal to the count of `down` migrations.20const ErrorUnequalCountsOfMigrations = Error("Unequal counts of `up` and `down` migrations")21// ErrorMigrationsAreNotInitialized means that migrations database is empty.22const ErrorMigrationsAreNotInitialized = Error("Migrations are not initialized, try to call `init` at first")23// ErrorTargetVersionNotFound means that the target migration version was not found in migrations list.24const ErrorTargetVersionNotFound = Error("Target migration version was not found")25// ErrorSomeMigrationsAreAbsent means that some migrations files are absent.26const ErrorSomeMigrationsAreAbsent = Error("Some migrations are absent")...
Version
Using AI Code Generation
1import (2func main() {3 m, err := migrate.New(4 if err != nil {5 fmt.Println(err)6 }7 fmt.Println(m.Version())8}
Version
Using AI Code Generation
1import (2func main() {3 if err != nil {4 log.Fatal(err)5 }6 version, dirty, err := m.Version()7 if err != nil {8 log.Fatal(err)9 }10 log.Printf("Version: %v, Dirty: %v", version, dirty)11}12import (13func main() {14 if err != nil {15 log.Fatal(err)16 }17 version, dirty, err := m.Version()18 if err != nil {19 log.Fatal(err)20 }21 log.Printf("Version: %v, Dirty: %v", version, dirty)22}23import (24func main() {25 if err != nil {26 log.Fatal(err)27 }28 if err := m.SetVersion(1); err != nil {29 log.Fatal(err)30 }31 version, dirty, err := m.Version()32 if err != nil {33 log.Fatal(err)34 }35 log.Printf("Version: %v, Dirty: %v", version, dirty)36}
Version
Using AI Code Generation
1import (2func main() {3 goose.SetDialect("postgres")4 goose.Run("status", goose.DBConf{5 }, "db/migrations")6}
Version
Using AI Code Generation
1import "github.com/pressly/goose"2func main() {3 goose.SetDialect("postgres")4 goose.Run("status")5}6import "github.com/pressly/goose"7func main() {8 goose.SetDialect("postgres")9 goose.Run("up")10}11import "github.com/pressly/goose"12func main() {13 goose.SetDialect("postgres")14 goose.Run("down")15}16import "github.com/pressly/goose"17func main() {18 goose.SetDialect("postgres")19 goose.Run("create", "create_user_table")20}21import "github.com/pressly/goose"22func main() {23 goose.SetDialect("postgres")24 goose.Run("create", "create_user_table", "sql")25}26import "github.com/pressly/goose"27func main() {28 goose.SetDialect("postgres")29 goose.Run("create", "create_user_table", "sql")30}31import "github.com/pressly/goose"32func main() {33 goose.SetDialect("postgres")34 goose.Run("create", "create_user_table", "sql")35}36import "github.com/pressly/goose"37func main() {38 goose.SetDialect("postgres")39 goose.Run("create", "create_user_table", "sql")40}41import "github.com/pressly/goose"42func main() {43 goose.SetDialect("postgres")44 goose.Run("create", "create_user_table", "sql")45}46import "github.com/pressly/goose
Version
Using AI Code Generation
1import "fmt"2import "github.com/astaxie/beego/migration"3func main() {4m := new(migrations.Migration)5fmt.Println(m.Version())6}
Version
Using AI Code Generation
1func main() {2 migrations.Version()3}4import "fmt"5type Migrations struct {6}7func (m Migrations) Version() {8 fmt.Println("version 1")9}10import "fmt"11type Migrations struct {12}13func (m Migrations) Version() {14 fmt.Println("version 2")15}
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