status-go/protocol/sqlite/db_test.go

134 lines
3.8 KiB
Go

package sqlite
import (
"io/ioutil"
"os"
"path/filepath"
"testing"
"github.com/stretchr/testify/require"
)
func TestOpen(t *testing.T) {
dir, err := ioutil.TempDir("", "test-open")
require.NoError(t, err)
defer os.Remove(dir)
dbPath := filepath.Join(dir, "db.sql")
// Open the db for the first time.
db, err := openAndMigrate(dbPath, "some-key", reducedKdfIterationsNumber)
require.NoError(t, err)
// Insert some data.
_, err = db.Exec("CREATE TABLE test(name TEXT)")
require.NoError(t, err)
_, err = db.Exec(`INSERT INTO test (name) VALUES ("abc")`)
require.NoError(t, err)
db.Close()
// Open again with different key should fail
// because the file already exists and it should not
// be recreated.
_, err = openAndMigrate(dbPath, "different-key", reducedKdfIterationsNumber)
require.Error(t, err)
}
// TestCommunitiesMigrationDirty tests the communities migration when
// dirty flag has been set to true.
// We first make it fail, then clean up so that it can be replayed, and
// then execute again, and we should be all migrated.
func TestCommunitiesMigrationDirty(t *testing.T) {
// Open the db for the first time.
db, err := open(InMemoryPath, "some-key", reducedKdfIterationsNumber)
require.NoError(t, err)
// Create a communities table, so that migration will fail
_, err = db.Exec(`CREATE TABLE communities_communities (a varchar);`)
require.NoError(t, err)
// Migrate the database, this should fail
err = Migrate(db)
require.Error(t, err)
// Version and dirty should be true and set to communities migration
var version uint
var dirty bool
err = db.QueryRow(`SELECT version, dirty FROM `+migrationsTable).Scan(&version, &dirty)
require.NoError(t, err)
require.True(t, dirty)
require.Equal(t, communitiesMigrationVersion, version)
// Drop communities table and re-run migrations
_, err = db.Exec(`DROP TABLE communities_communities`)
require.NoError(t, err)
// Migrate the database, this should work
err = Migrate(db)
require.NoError(t, err)
// Make sure communities table is present
var name string
err = db.QueryRow(`SELECT name FROM sqlite_master WHERE type='table' AND name='communities_communities'`).Scan(&name)
require.NoError(t, err)
require.Equal(t, "communities_communities", name)
}
// TestCommunitiesMigrationNotDirty tests the communities migration when
// dirty flag has been set to false, and the communities migration has
// effectively been skipped.
// We first make it fail, then clean up so that it can be replayed, set
// dirty to false and then execute again, and we should be all migrated.
func TestCommunitiesMigrationNotDirty(t *testing.T) {
// Open the db for the first time.
db, err := open(InMemoryPath, "some-key", reducedKdfIterationsNumber)
require.NoError(t, err)
// Create a communities table, so that migration will fail
_, err = db.Exec(`CREATE TABLE communities_communities (a varchar);`)
require.NoError(t, err)
// Migrate the database, this should fail
err = Migrate(db)
require.Error(t, err)
// Set dirty to false
_, err = db.Exec(`UPDATE ` + migrationsTable + ` SET dirty = 0`)
require.NoError(t, err)
// Version and dirty should be true and set to communities migration
var version uint
var dirty bool
err = db.QueryRow(`SELECT version, dirty FROM `+migrationsTable).Scan(&version, &dirty)
require.NoError(t, err)
require.False(t, dirty)
require.Equal(t, communitiesMigrationVersion, version)
// Drop communities table and re-run migrations
_, err = db.Exec(`DROP TABLE communities_communities`)
require.NoError(t, err)
// Migrate the database, this should work
err = Migrate(db)
require.NoError(t, err)
// Make sure communities table is present
var name string
err = db.QueryRow(`SELECT name FROM sqlite_master WHERE type='table' AND name='communities_communities'`).Scan(&name)
require.NoError(t, err)
require.Equal(t, "communities_communities", name)
}