prysm-pulse/beacon-chain/db/setup_db.go
Nishant Das f5c88e1bcb
Test Syncing with Another Fully Synced Service (#1594)
* clean up test

* adding test setup

* add chainstart check to sync querier

* goimports

* goimports

* backend cleanup

* adding getters

* lint

* moving to db

* gazelle

* adding more services setup

* adding more changes

* adding different test setups

* other merge issues

* imports

* fixing keys

* get intial sync able to be set up

* new changes and gazelle

* use simulated p2p

* everything finally works

* unexport fields

* revert changes from merge

* remove mock server

* add documentation

* gazelle

* add another node

* review comments

* fix tests
2019-02-23 11:36:20 +05:30

33 lines
831 B
Go

package db
import (
"crypto/rand"
"fmt"
"math/big"
"os"
"path"
)
// SetupDB instantiates and returns a simulated backend BeaconDB instance.
func SetupDB() (*BeaconDB, error) {
randPath, err := rand.Int(rand.Reader, big.NewInt(1000000))
if err != nil {
return nil, fmt.Errorf("could not generate random file path: %v", err)
}
path := path.Join(os.TempDir(), fmt.Sprintf("/%d", randPath))
if err := os.RemoveAll(path); err != nil {
return nil, fmt.Errorf("failed to remove directory: %v", err)
}
return NewDB(path)
}
// TeardownDB cleans up a simulated backend BeaconDB instance.
func TeardownDB(db *BeaconDB) {
if err := db.Close(); err != nil {
log.Fatalf("failed to close database: %v", err)
}
if err := os.RemoveAll(db.DatabasePath); err != nil {
log.Fatalf("could not remove tmp db dir: %v", err)
}
}