72 lines
1.8 KiB
Go
72 lines
1.8 KiB
Go
// Copyright 2023 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package testutil
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import (
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"bytes"
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"net"
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"time"
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)
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// BytesConn is a net.Conn implementation, which reads data from a bytes.Buffer.
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type BytesConn struct {
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bytes.Buffer
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}
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// Read implements the net.Conn interface.
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func (c *BytesConn) Read(b []byte) (n int, err error) {
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return c.Buffer.Read(b)
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}
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// Write implements the net.Conn interface.
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func (*BytesConn) Write([]byte) (n int, err error) {
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return 0, nil
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}
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// Close implements the net.Conn interface.
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func (*BytesConn) Close() error {
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return nil
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}
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// LocalAddr implements the net.Conn interface.
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func (*BytesConn) LocalAddr() net.Addr {
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return nil
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}
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// RemoteAddr implements the net.Conn interface.
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func (*BytesConn) RemoteAddr() net.Addr {
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return nil
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}
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// SetDeadline implements the net.Conn interface.
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func (*BytesConn) SetDeadline(time.Time) error {
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return nil
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}
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// SetReadDeadline implements the net.Conn interface.
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func (*BytesConn) SetReadDeadline(time.Time) error {
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return nil
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}
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// SetWriteDeadline implements the net.Conn interface.
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func (*BytesConn) SetWriteDeadline(time.Time) error {
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return nil
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}
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// GetPortFromTCPAddr gets the port from a net.Addr.
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func GetPortFromTCPAddr(addr net.Addr) uint {
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return uint(addr.(*net.TCPAddr).Port)
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}
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