mirror of https://gitee.com/IrisVega/frp.git
68 lines
1.8 KiB
Go
68 lines
1.8 KiB
Go
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// Copyright 2017 fatedier, fatedier@gmail.com
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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 tcp
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import (
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"io"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestJoin(t *testing.T) {
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assert := assert.New(t)
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var (
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n int
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err error
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)
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text1 := "A document that gives tips for writing clear, idiomatic Go code. A must read for any new Go programmer. It augments the tour and the language specification, both of which should be read first."
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text2 := "A document that specifies the conditions under which reads of a variable in one goroutine can be guaranteed to observe values produced by writes to the same variable in a different goroutine."
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// Forward bytes directly.
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pr, pw := io.Pipe()
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pr2, pw2 := io.Pipe()
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pr3, pw3 := io.Pipe()
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pr4, pw4 := io.Pipe()
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conn1 := WrapReadWriteCloser(pr, pw2)
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conn2 := WrapReadWriteCloser(pr2, pw)
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conn3 := WrapReadWriteCloser(pr3, pw4)
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conn4 := WrapReadWriteCloser(pr4, pw3)
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go func() {
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Join(conn2, conn3)
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}()
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buf1 := make([]byte, 1024)
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buf2 := make([]byte, 1024)
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conn1.Write([]byte(text1))
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conn4.Write([]byte(text2))
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n, err = conn4.Read(buf1)
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assert.NoError(err)
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assert.Equal(text1, string(buf1[:n]))
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n, err = conn1.Read(buf2)
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assert.NoError(err)
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assert.Equal(text2, string(buf2[:n]))
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conn1.Close()
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conn2.Close()
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conn3.Close()
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conn4.Close()
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}
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