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provider_run_test.go
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provider_run_test.go
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package goose_test
import (
"context"
"database/sql"
"errors"
"fmt"
"io/fs"
"math"
"math/rand"
"os"
"path/filepath"
"reflect"
"sort"
"sync"
"testing"
"testing/fstest"
"github.com/pressly/goose/v3"
"github.com/pressly/goose/v3/database"
"github.com/pressly/goose/v3/internal/check"
"github.com/pressly/goose/v3/internal/testdb"
"github.com/pressly/goose/v3/lock"
"golang.org/x/sync/errgroup"
)
func TestProviderRun(t *testing.T) {
t.Parallel()
t.Run("closed_db", func(t *testing.T) {
p, db := newProviderWithDB(t)
check.NoError(t, db.Close())
_, err := p.Up(context.Background())
check.HasError(t, err)
check.Equal(t, err.Error(), "failed to initialize: sql: database is closed")
})
t.Run("ping_and_close", func(t *testing.T) {
p, _ := newProviderWithDB(t)
t.Cleanup(func() {
check.NoError(t, p.Close())
})
check.NoError(t, p.Ping(context.Background()))
})
t.Run("apply_unknown_version", func(t *testing.T) {
p, _ := newProviderWithDB(t)
_, err := p.ApplyVersion(context.Background(), 999, true)
check.HasError(t, err)
check.Bool(t, errors.Is(err, goose.ErrVersionNotFound), true)
_, err = p.ApplyVersion(context.Background(), 999, false)
check.HasError(t, err)
check.Bool(t, errors.Is(err, goose.ErrVersionNotFound), true)
})
t.Run("run_zero", func(t *testing.T) {
p, _ := newProviderWithDB(t)
_, err := p.UpTo(context.Background(), 0)
check.HasError(t, err)
check.Equal(t, err.Error(), "version must be greater than 0")
_, err = p.DownTo(context.Background(), -1)
check.HasError(t, err)
check.Equal(t, err.Error(), "invalid version: must be a valid number or zero: -1")
_, err = p.ApplyVersion(context.Background(), 0, true)
check.HasError(t, err)
check.Equal(t, err.Error(), "version must be greater than 0")
})
t.Run("up_and_down_all", func(t *testing.T) {
ctx := context.Background()
p, _ := newProviderWithDB(t)
const (
numCount = 7
)
sources := p.ListSources()
check.Number(t, len(sources), numCount)
// Ensure only SQL migrations are returned
for _, s := range sources {
check.Equal(t, s.Type, goose.TypeSQL)
}
// Test Up
res, err := p.Up(ctx)
check.NoError(t, err)
check.Number(t, len(res), numCount)
assertResult(t, res[0], newSource(goose.TypeSQL, "00001_users_table.sql", 1), "up", false)
assertResult(t, res[1], newSource(goose.TypeSQL, "00002_posts_table.sql", 2), "up", false)
assertResult(t, res[2], newSource(goose.TypeSQL, "00003_comments_table.sql", 3), "up", false)
assertResult(t, res[3], newSource(goose.TypeSQL, "00004_insert_data.sql", 4), "up", false)
assertResult(t, res[4], newSource(goose.TypeSQL, "00005_posts_view.sql", 5), "up", false)
assertResult(t, res[5], newSource(goose.TypeSQL, "00006_empty_up.sql", 6), "up", true)
assertResult(t, res[6], newSource(goose.TypeSQL, "00007_empty_up_down.sql", 7), "up", true)
// Test Down
res, err = p.DownTo(ctx, 0)
check.NoError(t, err)
check.Number(t, len(res), numCount)
assertResult(t, res[0], newSource(goose.TypeSQL, "00007_empty_up_down.sql", 7), "down", true)
assertResult(t, res[1], newSource(goose.TypeSQL, "00006_empty_up.sql", 6), "down", true)
assertResult(t, res[2], newSource(goose.TypeSQL, "00005_posts_view.sql", 5), "down", false)
assertResult(t, res[3], newSource(goose.TypeSQL, "00004_insert_data.sql", 4), "down", false)
assertResult(t, res[4], newSource(goose.TypeSQL, "00003_comments_table.sql", 3), "down", false)
assertResult(t, res[5], newSource(goose.TypeSQL, "00002_posts_table.sql", 2), "down", false)
assertResult(t, res[6], newSource(goose.TypeSQL, "00001_users_table.sql", 1), "down", false)
})
t.Run("up_and_down_by_one", func(t *testing.T) {
ctx := context.Background()
p, _ := newProviderWithDB(t)
maxVersion := len(p.ListSources())
// Apply all migrations one-by-one.
var counter int
for {
res, err := p.UpByOne(ctx)
counter++
if counter > maxVersion {
if !errors.Is(err, goose.ErrNoNextVersion) {
t.Fatalf("incorrect error: got:%v want:%v", err, goose.ErrNoNextVersion)
}
break
}
check.NoError(t, err)
check.Bool(t, res != nil, true)
check.Number(t, res.Source.Version, int64(counter))
}
currentVersion, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, currentVersion, int64(maxVersion))
// Reset counter
counter = 0
// Rollback all migrations one-by-one.
for {
res, err := p.Down(ctx)
counter++
if counter > maxVersion {
if !errors.Is(err, goose.ErrNoNextVersion) {
t.Fatalf("incorrect error: got:%v want:%v", err, goose.ErrNoNextVersion)
}
break
}
check.NoError(t, err)
check.Bool(t, res != nil, true)
check.Number(t, res.Source.Version, int64(maxVersion-counter+1))
}
// Once everything is tested the version should match the highest testdata version
currentVersion, err = p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, currentVersion, 0)
})
t.Run("up_to", func(t *testing.T) {
ctx := context.Background()
p, db := newProviderWithDB(t)
const (
upToVersion int64 = 2
)
results, err := p.UpTo(ctx, upToVersion)
check.NoError(t, err)
check.Number(t, len(results), upToVersion)
assertResult(t, results[0], newSource(goose.TypeSQL, "00001_users_table.sql", 1), "up", false)
assertResult(t, results[1], newSource(goose.TypeSQL, "00002_posts_table.sql", 2), "up", false)
// Fetch the goose version from DB
currentVersion, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, currentVersion, upToVersion)
// Validate the version actually matches what goose claims it is
gotVersion, err := getMaxVersionID(db, goose.DefaultTablename)
check.NoError(t, err)
check.Number(t, gotVersion, upToVersion)
})
t.Run("sql_connections", func(t *testing.T) {
tt := []struct {
name string
maxOpenConns int
maxIdleConns int
useDefaults bool
}{
// Single connection ensures goose is able to function correctly when multiple
// connections are not available.
{name: "single_conn", maxOpenConns: 1, maxIdleConns: 1},
{name: "defaults", useDefaults: true},
}
for _, tc := range tt {
t.Run(tc.name, func(t *testing.T) {
ctx := context.Background()
// Start a new database for each test case.
p, db := newProviderWithDB(t)
if !tc.useDefaults {
db.SetMaxOpenConns(tc.maxOpenConns)
db.SetMaxIdleConns(tc.maxIdleConns)
}
sources := p.ListSources()
check.NumberNotZero(t, len(sources))
currentVersion, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, currentVersion, 0)
{
// Apply all up migrations
upResult, err := p.Up(ctx)
check.NoError(t, err)
check.Number(t, len(upResult), len(sources))
currentVersion, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, currentVersion, p.ListSources()[len(sources)-1].Version)
// Validate the db migration version actually matches what goose claims it is
gotVersion, err := getMaxVersionID(db, goose.DefaultTablename)
check.NoError(t, err)
check.Number(t, gotVersion, currentVersion)
tables, err := getTableNames(db)
check.NoError(t, err)
if !reflect.DeepEqual(tables, knownTables) {
t.Logf("got tables: %v", tables)
t.Logf("known tables: %v", knownTables)
t.Fatal("failed to match tables")
}
}
{
// Apply all down migrations
downResult, err := p.DownTo(ctx, 0)
check.NoError(t, err)
check.Number(t, len(downResult), len(sources))
gotVersion, err := getMaxVersionID(db, goose.DefaultTablename)
check.NoError(t, err)
check.Number(t, gotVersion, 0)
// Should only be left with a single table, the default goose table
tables, err := getTableNames(db)
check.NoError(t, err)
knownTables := []string{goose.DefaultTablename, "sqlite_sequence"}
if !reflect.DeepEqual(tables, knownTables) {
t.Logf("got tables: %v", tables)
t.Logf("known tables: %v", knownTables)
t.Fatal("failed to match tables")
}
}
})
}
})
t.Run("apply", func(t *testing.T) {
ctx := context.Background()
p, _ := newProviderWithDB(t)
sources := p.ListSources()
// Apply all migrations in the up direction.
for _, s := range sources {
res, err := p.ApplyVersion(ctx, s.Version, true)
check.NoError(t, err)
// Round-trip the migration result through the database to ensure it's valid.
var empty bool
if s.Version == 6 || s.Version == 7 {
empty = true
}
assertResult(t, res, s, "up", empty)
}
// Apply all migrations in the down direction.
for i := len(sources) - 1; i >= 0; i-- {
s := sources[i]
res, err := p.ApplyVersion(ctx, s.Version, false)
check.NoError(t, err)
// Round-trip the migration result through the database to ensure it's valid.
var empty bool
if s.Version == 6 || s.Version == 7 {
empty = true
}
assertResult(t, res, s, "down", empty)
}
// Try apply version 1 multiple times
_, err := p.ApplyVersion(ctx, 1, true)
check.NoError(t, err)
_, err = p.ApplyVersion(ctx, 1, true)
check.HasError(t, err)
check.Bool(t, errors.Is(err, goose.ErrAlreadyApplied), true)
check.Contains(t, err.Error(), "version 1: migration already applied")
})
t.Run("status", func(t *testing.T) {
ctx := context.Background()
p, _ := newProviderWithDB(t)
numCount := len(p.ListSources())
// Before any migrations are applied, the status should be empty.
status, err := p.Status(ctx)
check.NoError(t, err)
check.Number(t, len(status), numCount)
assertStatus(t, status[0], goose.StatePending, newSource(goose.TypeSQL, "00001_users_table.sql", 1), true)
assertStatus(t, status[1], goose.StatePending, newSource(goose.TypeSQL, "00002_posts_table.sql", 2), true)
assertStatus(t, status[2], goose.StatePending, newSource(goose.TypeSQL, "00003_comments_table.sql", 3), true)
assertStatus(t, status[3], goose.StatePending, newSource(goose.TypeSQL, "00004_insert_data.sql", 4), true)
assertStatus(t, status[4], goose.StatePending, newSource(goose.TypeSQL, "00005_posts_view.sql", 5), true)
assertStatus(t, status[5], goose.StatePending, newSource(goose.TypeSQL, "00006_empty_up.sql", 6), true)
assertStatus(t, status[6], goose.StatePending, newSource(goose.TypeSQL, "00007_empty_up_down.sql", 7), true)
// Apply all migrations
_, err = p.Up(ctx)
check.NoError(t, err)
status, err = p.Status(ctx)
check.NoError(t, err)
check.Number(t, len(status), numCount)
assertStatus(t, status[0], goose.StateApplied, newSource(goose.TypeSQL, "00001_users_table.sql", 1), false)
assertStatus(t, status[1], goose.StateApplied, newSource(goose.TypeSQL, "00002_posts_table.sql", 2), false)
assertStatus(t, status[2], goose.StateApplied, newSource(goose.TypeSQL, "00003_comments_table.sql", 3), false)
assertStatus(t, status[3], goose.StateApplied, newSource(goose.TypeSQL, "00004_insert_data.sql", 4), false)
assertStatus(t, status[4], goose.StateApplied, newSource(goose.TypeSQL, "00005_posts_view.sql", 5), false)
assertStatus(t, status[5], goose.StateApplied, newSource(goose.TypeSQL, "00006_empty_up.sql", 6), false)
assertStatus(t, status[6], goose.StateApplied, newSource(goose.TypeSQL, "00007_empty_up_down.sql", 7), false)
})
t.Run("tx_partial_errors", func(t *testing.T) {
countOwners := func(db *sql.DB) (int, error) {
q := `SELECT count(*)FROM owners`
var count int
if err := db.QueryRow(q).Scan(&count); err != nil {
return 0, err
}
return count, nil
}
ctx := context.Background()
db := newDB(t)
mapFS := fstest.MapFS{
"00001_users_table.sql": newMapFile(`
-- +goose Up
CREATE TABLE owners ( owner_name TEXT NOT NULL );
`),
"00002_partial_error.sql": newMapFile(`
-- +goose Up
INSERT INTO invalid_table (invalid_table) VALUES ('invalid_value');
`),
"00003_insert_data.sql": newMapFile(`
-- +goose Up
INSERT INTO owners (owner_name) VALUES ('seed-user-1');
INSERT INTO owners (owner_name) VALUES ('seed-user-2');
INSERT INTO owners (owner_name) VALUES ('seed-user-3');
`),
}
p, err := goose.NewProvider(goose.DialectSQLite3, db, mapFS)
check.NoError(t, err)
_, err = p.Up(ctx)
check.HasError(t, err)
check.Contains(t, err.Error(), "partial migration error (type:sql,version:2)")
var expected *goose.PartialError
check.Bool(t, errors.As(err, &expected), true)
// Check Err field
check.Bool(t, expected.Err != nil, true)
check.Contains(t, expected.Err.Error(), "SQL logic error: no such table: invalid_table (1)")
// Check Results field
check.Number(t, len(expected.Applied), 1)
assertResult(t, expected.Applied[0], newSource(goose.TypeSQL, "00001_users_table.sql", 1), "up", false)
// Check Failed field
check.Bool(t, expected.Failed != nil, true)
assertSource(t, expected.Failed.Source, goose.TypeSQL, "00002_partial_error.sql", 2)
check.Bool(t, expected.Failed.Empty, false)
check.Bool(t, expected.Failed.Error != nil, true)
check.Contains(t, expected.Failed.Error.Error(), "SQL logic error: no such table: invalid_table (1)")
check.Equal(t, expected.Failed.Direction, "up")
check.Bool(t, expected.Failed.Duration > 0, true)
// Ensure the partial error did not affect the database.
count, err := countOwners(db)
check.NoError(t, err)
check.Number(t, count, 0)
status, err := p.Status(ctx)
check.NoError(t, err)
check.Number(t, len(status), 3)
assertStatus(t, status[0], goose.StateApplied, newSource(goose.TypeSQL, "00001_users_table.sql", 1), false)
assertStatus(t, status[1], goose.StatePending, newSource(goose.TypeSQL, "00002_partial_error.sql", 2), true)
assertStatus(t, status[2], goose.StatePending, newSource(goose.TypeSQL, "00003_insert_data.sql", 3), true)
})
}
func TestConcurrentProvider(t *testing.T) {
t.Parallel()
t.Run("up", func(t *testing.T) {
ctx := context.Background()
p, _ := newProviderWithDB(t)
maxVersion := len(p.ListSources())
ch := make(chan int64)
var wg sync.WaitGroup
for i := 0; i < maxVersion; i++ {
wg.Add(1)
go func() {
defer wg.Done()
res, err := p.UpByOne(ctx)
if err != nil {
t.Error(err)
return
}
if res == nil {
t.Errorf("expected non-nil result, got nil")
return
}
ch <- res.Source.Version
}()
}
go func() {
wg.Wait()
close(ch)
}()
var versions []int64
for version := range ch {
versions = append(versions, version)
}
// Fail early if any of the goroutines failed.
if t.Failed() {
return
}
check.Number(t, len(versions), maxVersion)
for i := 0; i < maxVersion; i++ {
check.Number(t, versions[i], int64(i+1))
}
currentVersion, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, currentVersion, maxVersion)
})
t.Run("down", func(t *testing.T) {
ctx := context.Background()
p, _ := newProviderWithDB(t)
maxVersion := len(p.ListSources())
// Apply all migrations
_, err := p.Up(ctx)
check.NoError(t, err)
currentVersion, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, currentVersion, maxVersion)
ch := make(chan []*goose.MigrationResult)
var wg sync.WaitGroup
for i := 0; i < maxVersion; i++ {
wg.Add(1)
go func() {
defer wg.Done()
res, err := p.DownTo(ctx, 0)
if err != nil {
t.Error(err)
return
}
ch <- res
}()
}
go func() {
wg.Wait()
close(ch)
}()
var (
valid [][]*goose.MigrationResult
empty [][]*goose.MigrationResult
)
for results := range ch {
if len(results) == 0 {
empty = append(empty, results)
continue
}
valid = append(valid, results)
}
// Fail early if any of the goroutines failed.
if t.Failed() {
return
}
check.Equal(t, len(valid), 1)
check.Equal(t, len(empty), maxVersion-1)
// Ensure the valid result is correct.
check.Number(t, len(valid[0]), maxVersion)
})
}
func TestNoVersioning(t *testing.T) {
t.Parallel()
countSeedOwners := func(db *sql.DB) (int, error) {
q := `SELECT count(*)FROM owners WHERE owner_name LIKE'seed-user-%'`
var count int
if err := db.QueryRow(q).Scan(&count); err != nil {
return 0, err
}
return count, nil
}
countOwners := func(db *sql.DB) (int, error) {
q := `SELECT count(*)FROM owners`
var count int
if err := db.QueryRow(q).Scan(&count); err != nil {
return 0, err
}
return count, nil
}
ctx := context.Background()
dbName := fmt.Sprintf("test_%s.db", randomAlphaNumeric(8))
db, err := sql.Open("sqlite", filepath.Join(t.TempDir(), dbName))
check.NoError(t, err)
fsys := os.DirFS(filepath.Join("testdata", "no-versioning", "migrations"))
const (
// Total owners created by the seed files.
wantSeedOwnerCount = 250
// These are owners created by migration files.
wantOwnerCount = 4
)
p, err := goose.NewProvider(goose.DialectSQLite3, db, fsys,
goose.WithVerbose(testing.Verbose()),
goose.WithDisableVersioning(false), // This is the default.
)
check.Number(t, len(p.ListSources()), 3)
check.NoError(t, err)
_, err = p.Up(ctx)
check.NoError(t, err)
baseVersion, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, baseVersion, 3)
t.Run("seed-up-down-to-zero", func(t *testing.T) {
fsys := os.DirFS(filepath.Join("testdata", "no-versioning", "seed"))
p, err := goose.NewProvider(goose.DialectSQLite3, db, fsys,
goose.WithVerbose(testing.Verbose()),
goose.WithDisableVersioning(true), // Provider with no versioning.
)
check.NoError(t, err)
check.Number(t, len(p.ListSources()), 2)
// Run (all) up migrations from the seed dir
{
upResult, err := p.Up(ctx)
check.NoError(t, err)
check.Number(t, len(upResult), 2)
// Confirm no changes to the versioned schema in the DB
currentVersion, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, baseVersion, currentVersion)
seedOwnerCount, err := countSeedOwners(db)
check.NoError(t, err)
check.Number(t, seedOwnerCount, wantSeedOwnerCount)
}
// Run (all) down migrations from the seed dir
{
downResult, err := p.DownTo(ctx, 0)
check.NoError(t, err)
check.Number(t, len(downResult), 2)
// Confirm no changes to the versioned schema in the DB
currentVersion, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, baseVersion, currentVersion)
seedOwnerCount, err := countSeedOwners(db)
check.NoError(t, err)
check.Number(t, seedOwnerCount, 0)
}
// The migrations added 4 non-seed owners, they must remain in the database afterwards
ownerCount, err := countOwners(db)
check.NoError(t, err)
check.Number(t, ownerCount, wantOwnerCount)
})
}
func TestAllowMissing(t *testing.T) {
t.Parallel()
ctx := context.Background()
// Developer A and B check out the "main" branch which is currently on version 3. Developer A
// mistakenly creates migration 5 and commits. Developer B did not pull the latest changes and
// commits migration 4. Oops -- now the migrations are out of order.
//
// When goose is set to allow missing migrations, then 5 is applied after 4 with no error.
// Otherwise it's expected to be an error.
t.Run("missing_now_allowed", func(t *testing.T) {
db := newDB(t)
p, err := goose.NewProvider(goose.DialectSQLite3, db, newFsys(),
goose.WithAllowOutofOrder(false),
)
check.NoError(t, err)
// Create and apply first 3 migrations.
_, err = p.UpTo(ctx, 3)
check.NoError(t, err)
currentVersion, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, currentVersion, 3)
// Developer A - migration 5 (mistakenly applied)
result, err := p.ApplyVersion(ctx, 5, true)
check.NoError(t, err)
check.Number(t, result.Source.Version, 5)
current, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, current, 5)
// The database has migrations 1,2,3,5 applied.
// Developer B is on version 3 (e.g., never pulled the latest changes). Adds migration 4. By
// default goose does not allow missing (out-of-order) migrations, which means halt if a
// missing migration is detected.
_, err = p.Up(ctx)
check.HasError(t, err)
// found 1 missing (out-of-order) migration: [00004_insert_data.sql]
check.Contains(t, err.Error(), "missing (out-of-order) migration")
// Confirm db version is unchanged.
current, err = p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, current, 5)
_, err = p.UpByOne(ctx)
check.HasError(t, err)
// found 1 missing (out-of-order) migration: [00004_insert_data.sql]
check.Contains(t, err.Error(), "missing (out-of-order) migration")
// Confirm db version is unchanged.
current, err = p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, current, 5)
_, err = p.UpTo(ctx, math.MaxInt64)
check.HasError(t, err)
// found 1 missing (out-of-order) migration: [00004_insert_data.sql]
check.Contains(t, err.Error(), "missing (out-of-order) migration")
// Confirm db version is unchanged.
current, err = p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, current, 5)
})
t.Run("missing_allowed", func(t *testing.T) {
db := newDB(t)
p, err := goose.NewProvider(goose.DialectSQLite3, db, newFsys(),
goose.WithAllowOutofOrder(true),
)
check.NoError(t, err)
// Create and apply first 3 migrations.
_, err = p.UpTo(ctx, 3)
check.NoError(t, err)
currentVersion, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, currentVersion, 3)
// Developer A - migration 5 (mistakenly applied)
{
_, err = p.ApplyVersion(ctx, 5, true)
check.NoError(t, err)
current, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, current, 5)
}
// Developer B - migration 4 (missing) and 6 (new)
{
// 4
upResult, err := p.UpByOne(ctx)
check.NoError(t, err)
check.Bool(t, upResult != nil, true)
check.Number(t, upResult.Source.Version, 4)
// 6
upResult, err = p.UpByOne(ctx)
check.NoError(t, err)
check.Bool(t, upResult != nil, true)
check.Number(t, upResult.Source.Version, 6)
count, err := getGooseVersionCount(db, goose.DefaultTablename)
check.NoError(t, err)
check.Number(t, count, 6)
current, err := p.GetDBVersion(ctx)
check.NoError(t, err)
// Expecting max(version_id) to be 8
check.Number(t, current, 6)
}
// The applied order in the database is expected to be:
// 1,2,3,5,4,6
// So migrating down should be the reverse of the applied order:
// 6,4,5,3,2,1
testDownAndVersion := func(wantDBVersion, wantResultVersion int64) {
currentVersion, err := p.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, currentVersion, wantDBVersion)
downRes, err := p.Down(ctx)
check.NoError(t, err)
check.Bool(t, downRes != nil, true)
check.Number(t, downRes.Source.Version, wantResultVersion)
}
// This behaviour may need to change, see the following issues for more details:
// - https://github.com/pressly/goose/issues/523
// - https://github.com/pressly/goose/issues/402
testDownAndVersion(6, 6)
testDownAndVersion(5, 4) // Ensure the max db version is 5 before down.
testDownAndVersion(5, 5)
testDownAndVersion(3, 3)
testDownAndVersion(2, 2)
testDownAndVersion(1, 1)
_, err = p.Down(ctx)
check.HasError(t, err)
check.Bool(t, errors.Is(err, goose.ErrNoNextVersion), true)
})
}
func TestSQLiteSharedCache(t *testing.T) {
t.Parallel()
// goose uses *sql.Conn for most operations (incl. creating the initial table), but for Go
// migrations when running outside a transaction we use *sql.DB. This is a problem for SQLite
// because it does not support shared cache mode by default and it does not see the table that
// was created through the initial connection. This test ensures goose works with SQLite shared
// cache mode.
//
// Ref: https://www.sqlite.org/inmemorydb.html
//
// "In-memory databases are allowed to use shared cache if they are opened using a URI filename.
// If the unadorned ":memory:" name is used to specify the in-memory database, then that
// database always has a private cache and is only visible to the database connection that
// originally opened it. However, the same in-memory database can be opened by two or more
// database connections as follows: file::memory:?cache=shared"
t.Run("shared_cache", func(t *testing.T) {
db, err := sql.Open("sqlite", "file::memory:?cache=shared")
check.NoError(t, err)
fsys := fstest.MapFS{"00001_a.sql": newMapFile(`-- +goose Up`)}
p, err := goose.NewProvider(goose.DialectSQLite3, db, fsys,
goose.WithGoMigrations(
goose.NewGoMigration(2, &goose.GoFunc{Mode: goose.TransactionDisabled}, nil),
),
)
check.NoError(t, err)
_, err = p.Up(context.Background())
check.NoError(t, err)
})
t.Run("no_shared_cache", func(t *testing.T) {
db, err := sql.Open("sqlite", "file::memory:")
check.NoError(t, err)
fsys := fstest.MapFS{"00001_a.sql": newMapFile(`-- +goose Up`)}
p, err := goose.NewProvider(goose.DialectSQLite3, db, fsys,
goose.WithGoMigrations(
goose.NewGoMigration(2, &goose.GoFunc{Mode: goose.TransactionDisabled}, nil),
),
)
check.NoError(t, err)
_, err = p.Up(context.Background())
check.HasError(t, err)
check.Contains(t, err.Error(), "SQL logic error: no such table: goose_db_version")
})
}
func TestGoMigrationPanic(t *testing.T) {
t.Parallel()
ctx := context.Background()
const (
wantErrString = "panic: runtime error: index out of range [7] with length 0"
)
migration := goose.NewGoMigration(
1,
&goose.GoFunc{RunTx: func(ctx context.Context, tx *sql.Tx) error {
var ss []int
_ = ss[7]
return nil
}},
nil,
)
p, err := goose.NewProvider(goose.DialectSQLite3, newDB(t), nil,
goose.WithGoMigrations(migration), // Add a Go migration that panics.
)
check.NoError(t, err)
_, err = p.Up(ctx)
check.HasError(t, err)
check.Contains(t, err.Error(), wantErrString)
var expected *goose.PartialError
check.Bool(t, errors.As(err, &expected), true)
check.Contains(t, expected.Err.Error(), wantErrString)
}
func TestCustomStoreTableExists(t *testing.T) {
t.Parallel()
store, err := database.NewStore(database.DialectSQLite3, goose.DefaultTablename)
check.NoError(t, err)
p, err := goose.NewProvider("", newDB(t), newFsys(),
goose.WithStore(&customStoreSQLite3{store}),
)
check.NoError(t, err)
_, err = p.Up(context.Background())
check.NoError(t, err)
}
func TestProviderApply(t *testing.T) {
t.Parallel()
ctx := context.Background()
p, err := goose.NewProvider(goose.DialectSQLite3, newDB(t), newFsys())
check.NoError(t, err)
_, err = p.ApplyVersion(ctx, 1, true)
check.NoError(t, err)
// This version has a corresponding down migration, but has never been applied.
_, err = p.ApplyVersion(ctx, 2, false)
check.HasError(t, err)
check.Bool(t, errors.Is(err, goose.ErrNotApplied), true)
}
type customStoreSQLite3 struct {
database.Store
}
func (s *customStoreSQLite3) TableExists(ctx context.Context, db database.DBTxConn, name string) (bool, error) {
q := `SELECT EXISTS (SELECT 1 FROM sqlite_master WHERE type='table' AND name=$1) AS table_exists`
var exists bool
if err := db.QueryRowContext(ctx, q, name).Scan(&exists); err != nil {
return false, err
}
return exists, nil
}
func getGooseVersionCount(db *sql.DB, gooseTable string) (int64, error) {
var gotVersion int64
if err := db.QueryRow(
fmt.Sprintf("SELECT count(*) FROM %s WHERE version_id > 0", gooseTable),
).Scan(&gotVersion); err != nil {
return 0, err
}
return gotVersion, nil
}
func TestGoOnly(t *testing.T) {
t.Cleanup(goose.ResetGlobalMigrations)
// Not parallel because each subtest modifies global state.
countUser := func(db *sql.DB) int {
q := `SELECT count(*)FROM users`
var count int
err := db.QueryRow(q).Scan(&count)
check.NoError(t, err)
return count
}
t.Run("with_tx", func(t *testing.T) {
ctx := context.Background()
register := []*goose.Migration{
goose.NewGoMigration(
1,
&goose.GoFunc{RunTx: newTxFn("CREATE TABLE users (id INTEGER PRIMARY KEY)")},
&goose.GoFunc{RunTx: newTxFn("DROP TABLE users")},
),
}
err := goose.SetGlobalMigrations(register...)
check.NoError(t, err)
t.Cleanup(goose.ResetGlobalMigrations)
db := newDB(t)
register = []*goose.Migration{
goose.NewGoMigration(
2,
&goose.GoFunc{RunTx: newTxFn("INSERT INTO users (id) VALUES (1), (2), (3)")},
&goose.GoFunc{RunTx: newTxFn("DELETE FROM users")},
),
}
p, err := goose.NewProvider(goose.DialectSQLite3, db, nil,
goose.WithGoMigrations(register...),
)
check.NoError(t, err)
sources := p.ListSources()
check.Number(t, len(p.ListSources()), 2)
assertSource(t, sources[0], goose.TypeGo, "", 1)
assertSource(t, sources[1], goose.TypeGo, "", 2)
// Apply migration 1
res, err := p.UpByOne(ctx)
check.NoError(t, err)
assertResult(t, res, newSource(goose.TypeGo, "", 1), "up", false)
check.Number(t, countUser(db), 0)
check.Bool(t, tableExists(t, db, "users"), true)
// Apply migration 2
res, err = p.UpByOne(ctx)
check.NoError(t, err)
assertResult(t, res, newSource(goose.TypeGo, "", 2), "up", false)
check.Number(t, countUser(db), 3)
// Rollback migration 2
res, err = p.Down(ctx)
check.NoError(t, err)
assertResult(t, res, newSource(goose.TypeGo, "", 2), "down", false)
check.Number(t, countUser(db), 0)
// Rollback migration 1
res, err = p.Down(ctx)
check.NoError(t, err)
assertResult(t, res, newSource(goose.TypeGo, "", 1), "down", false)
// Check table does not exist
check.Bool(t, tableExists(t, db, "users"), false)
})
t.Run("with_db", func(t *testing.T) {
ctx := context.Background()
register := []*goose.Migration{
goose.NewGoMigration(
1,
&goose.GoFunc{
RunDB: newDBFn("CREATE TABLE users (id INTEGER PRIMARY KEY)"),
},
&goose.GoFunc{
RunDB: newDBFn("DROP TABLE users"),
},
),
}
err := goose.SetGlobalMigrations(register...)
check.NoError(t, err)
t.Cleanup(goose.ResetGlobalMigrations)
db := newDB(t)
register = []*goose.Migration{
goose.NewGoMigration(
2,
&goose.GoFunc{RunDB: newDBFn("INSERT INTO users (id) VALUES (1), (2), (3)")},
&goose.GoFunc{RunDB: newDBFn("DELETE FROM users")},
),
}
p, err := goose.NewProvider(goose.DialectSQLite3, db, nil,
goose.WithGoMigrations(register...),
)
check.NoError(t, err)
sources := p.ListSources()
check.Number(t, len(p.ListSources()), 2)
assertSource(t, sources[0], goose.TypeGo, "", 1)
assertSource(t, sources[1], goose.TypeGo, "", 2)
// Apply migration 1
res, err := p.UpByOne(ctx)
check.NoError(t, err)
assertResult(t, res, newSource(goose.TypeGo, "", 1), "up", false)
check.Number(t, countUser(db), 0)
check.Bool(t, tableExists(t, db, "users"), true)
// Apply migration 2
res, err = p.UpByOne(ctx)
check.NoError(t, err)
assertResult(t, res, newSource(goose.TypeGo, "", 2), "up", false)
check.Number(t, countUser(db), 3)
// Rollback migration 2
res, err = p.Down(ctx)
check.NoError(t, err)
assertResult(t, res, newSource(goose.TypeGo, "", 2), "down", false)
check.Number(t, countUser(db), 0)
// Rollback migration 1
res, err = p.Down(ctx)
check.NoError(t, err)
assertResult(t, res, newSource(goose.TypeGo, "", 1), "down", false)
// Check table does not exist
check.Bool(t, tableExists(t, db, "users"), false)
})
}
func TestLockModeAdvisorySession(t *testing.T) {
t.Parallel()
if testing.Short() {
t.Skip("skip long running test")
}
// The migrations are written in such a way that they cannot be applied concurrently, they will
// fail 99.9999% of the time. This test ensures that the advisory session lock mode works as
// expected.
// TODO(mf): small improvement here is to use the SAME postgres instance but different databases
// created from a template. This will speed up the test.
db, cleanup, err := testdb.NewPostgres()
check.NoError(t, err)
t.Cleanup(cleanup)
newProvider := func() *goose.Provider {
sessionLocker, err := lock.NewPostgresSessionLocker(
lock.WithLockTimeout(5, 60), // Timeout 5min. Try every 5s up to 60 times.
)
check.NoError(t, err)
p, err := goose.NewProvider(
goose.DialectPostgres,
db,
os.DirFS("testdata/migrations"),
goose.WithSessionLocker(sessionLocker), // Use advisory session lock mode.
)
check.NoError(t, err)
return p
}
provider1 := newProvider()
provider2 := newProvider()
sources := provider1.ListSources()
maxVersion := sources[len(sources)-1].Version
// Since the lock mode is advisory session, only one of these providers is expected to apply ALL
// the migrations. The other provider should apply NO migrations. The test MUST fail if both
// providers apply migrations.
t.Run("up", func(t *testing.T) {
var g errgroup.Group
var res1, res2 int
g.Go(func() error {
ctx := context.Background()
results, err := provider1.Up(ctx)
check.NoError(t, err)
res1 = len(results)
currentVersion, err := provider1.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, currentVersion, maxVersion)
return nil
})
g.Go(func() error {
ctx := context.Background()
results, err := provider2.Up(ctx)
check.NoError(t, err)
res2 = len(results)
currentVersion, err := provider2.GetDBVersion(ctx)
check.NoError(t, err)
check.Number(t, currentVersion, maxVersion)
return nil
})
check.NoError(t, g.Wait())
// One of the providers should have applied all migrations and the other should have applied
// no migrations, but with no error.
if res1 == 0 && res2 == 0 {
t.Fatal("both providers applied no migrations")
}
if res1 > 0 && res2 > 0 {