portainer/api/database/boltdb/tx_test.go

127 lines
2.7 KiB
Go

package boltdb
import (
"errors"
"testing"
portainer "github.com/portainer/portainer/api"
"github.com/portainer/portainer/api/dataservices"
)
const testBucketName = "test-bucket"
const testId = 1234
type testStruct struct {
Key string
Value string
}
func TestTxs(t *testing.T) {
conn := DbConnection{
Path: t.TempDir(),
}
err := conn.Open()
if err != nil {
t.Fatal(err)
}
defer conn.Close()
// Error propagation
err = conn.UpdateTx(func(tx portainer.Transaction) error {
return errors.New("this is an error")
})
if err == nil {
t.Fatal("an error was expected, got nil instead")
}
// Create an object
newObj := testStruct{
Key: "key",
Value: "value",
}
err = conn.UpdateTx(func(tx portainer.Transaction) error {
err = tx.SetServiceName(testBucketName)
if err != nil {
return err
}
return tx.CreateObjectWithId(testBucketName, testId, newObj)
})
if err != nil {
t.Fatal(err)
}
obj := testStruct{}
err = conn.ViewTx(func(tx portainer.Transaction) error {
return tx.GetObject(testBucketName, conn.ConvertToKey(testId), &obj)
})
if err != nil {
t.Fatal(err)
}
if obj.Key != newObj.Key || obj.Value != newObj.Value {
t.Fatalf("expected %s:%s, got %s:%s instead", newObj.Key, newObj.Value, obj.Key, obj.Value)
}
// Update an object
updatedObj := testStruct{
Key: "updated-key",
Value: "updated-value",
}
err = conn.UpdateTx(func(tx portainer.Transaction) error {
return tx.UpdateObject(testBucketName, conn.ConvertToKey(testId), &updatedObj)
})
err = conn.ViewTx(func(tx portainer.Transaction) error {
return tx.GetObject(testBucketName, conn.ConvertToKey(testId), &obj)
})
if err != nil {
t.Fatal(err)
}
if obj.Key != updatedObj.Key || obj.Value != updatedObj.Value {
t.Fatalf("expected %s:%s, got %s:%s instead", updatedObj.Key, updatedObj.Value, obj.Key, obj.Value)
}
// Delete an object
err = conn.UpdateTx(func(tx portainer.Transaction) error {
return tx.DeleteObject(testBucketName, conn.ConvertToKey(testId))
})
if err != nil {
t.Fatal(err)
}
err = conn.ViewTx(func(tx portainer.Transaction) error {
return tx.GetObject(testBucketName, conn.ConvertToKey(testId), &obj)
})
if !dataservices.IsErrObjectNotFound(err) {
t.Fatal(err)
}
// Get next identifier
err = conn.UpdateTx(func(tx portainer.Transaction) error {
id1 := tx.GetNextIdentifier(testBucketName)
id2 := tx.GetNextIdentifier(testBucketName)
if id1+1 != id2 {
return errors.New("unexpected identifier sequence")
}
return nil
})
if err != nil {
t.Fatal(err)
}
// Try to write in a read transaction
err = conn.ViewTx(func(tx portainer.Transaction) error {
return tx.CreateObjectWithId(testBucketName, testId, newObj)
})
if err == nil {
t.Fatal("an error was expected, got nil instead")
}
}