mirror of
https://github.com/edgelesssys/constellation.git
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49 lines
1.1 KiB
Go
49 lines
1.1 KiB
Go
/*
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Copyright (c) Edgeless Systems GmbH
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SPDX-License-Identifier: AGPL-3.0-only
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*/
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// Package testdialer provides a fake dialer for testing.
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package testdialer
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import (
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"context"
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"fmt"
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"net"
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"sync"
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"google.golang.org/grpc/test/bufconn"
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)
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// BufconnDialer is a fake dialer based on gRPC bufconn package.
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type BufconnDialer struct {
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mut sync.Mutex
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listeners map[string]*bufconn.Listener
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}
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// NewBufconnDialer creates a new bufconn dialer for testing.
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func NewBufconnDialer() *BufconnDialer {
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return &BufconnDialer{listeners: make(map[string]*bufconn.Listener)}
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}
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// DialContext implements the Dialer interface.
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func (b *BufconnDialer) DialContext(ctx context.Context, _, address string) (net.Conn, error) {
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b.mut.Lock()
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listener, ok := b.listeners[address]
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b.mut.Unlock()
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if !ok {
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return nil, fmt.Errorf("could not connect to server on %v", address)
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}
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return listener.DialContext(ctx)
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}
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// GetListener returns a fake listener that is coupled with this dialer.
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func (b *BufconnDialer) GetListener(endpoint string) net.Listener {
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listener := bufconn.Listen(1024)
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b.mut.Lock()
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b.listeners[endpoint] = listener
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b.mut.Unlock()
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return listener
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}
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