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// Copyright 2019 Northern.tech AS
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package testing
import (
"context"
"io/ioutil"
"os"
"github.com/mendersoftware/go-lib-micro/mongo/dbtest"
"go.mongodb.org/mongo-driver/mongo"
)
// TestDBRunner exports selected calls of dbtest.DBServer API, just the ones
// that are useful in tests.
type TestDBRunner interface {
Client() *mongo.Client
Wipe()
CTX() context.Context
}
// WithDB will set up a test DB instance and pass it to `f` callback as
// `dbtest`. Once `f()` is finished, the DB will be cleaned up. Value returned
// from `f()` is obtained as return status of a call to WithDB().
func WithDB(f func(dbtest TestDBRunner) int) int {
dbdir, _ := ioutil.TempDir("", "dbsetup-test")
db := &dbtest.DBServer{}
db.SetPath(dbdir)
defer os.RemoveAll(dbdir)
defer db.Stop()
return f(db)
}
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