50 lines
1.3 KiB
Go
50 lines
1.3 KiB
Go
package test
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import (
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"RenewCMS/internal/infrastructure/persistence/database"
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"RenewCMS/internal/infrastructure/persistence/models"
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"path/filepath"
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"testing"
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"time"
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"github.com/glebarez/sqlite"
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"gorm.io/gorm"
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"gorm.io/gorm/logger"
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)
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func TestProductionSQLiteDSNWaitsForTheWriteLock(t *testing.T) {
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t.Run("A second writer waits for the first instead of failing with a locked database", func(t *testing.T) {
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path := filepath.Join(t.TempDir(), "busy.db")
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open := func() *gorm.DB {
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db, err := gorm.Open(sqlite.Open(database.SQLiteDSN(path)), &gorm.Config{Logger: logger.Discard})
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if err != nil {
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t.Fatalf("open: %v", err)
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}
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t.Cleanup(func() {
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if sqlDB, err := db.DB(); err == nil {
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_ = sqlDB.Close()
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}
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})
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return db
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}
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first, second := open(), open()
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if err := first.AutoMigrate(&models.User{}); err != nil {
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t.Fatalf("migrate: %v", err)
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}
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tx := first.Begin()
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if err := tx.Create(&models.User{Username: "a", Password: "x", Email: "a@x.example"}).Error; err != nil {
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t.Fatalf("first write: %v", err)
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}
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go func() {
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time.Sleep(300 * time.Millisecond)
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tx.Commit()
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}()
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err := second.Create(&models.User{Username: "b", Password: "x", Email: "b@x.example"}).Error
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if err != nil {
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t.Errorf("second writer must wait for the lock, got %v", err)
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}
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})
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}
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