syncthing/lib/testutils/testutils.go

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// Copyright (C) 2019 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.
package testutils
// BlockingRW implements io.Reader and Writer but never returns when called
type BlockingRW struct{ nilChan chan struct{} }
func (rw *BlockingRW) Read(p []byte) (n int, err error) {
<-rw.nilChan
return
}
func (rw *BlockingRW) Write(p []byte) (n int, err error) {
<-rw.nilChan
return
}
// NoopRW implements io.Reader and Writer but never returns when called
type NoopRW struct{}
func (rw *NoopRW) Read(p []byte) (n int, err error) {
return len(p), nil
}
func (rw *NoopRW) Write(p []byte) (n int, err error) {
return len(p), nil
}