github.com/google/fleetspeak@v0.1.15-0.20240426164851-4f31f62c1aea/fleetspeak/src/windows/wnixsocket/wnixsocket_windows_test.go (about)

     1  // Copyright 2017 Google Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     https://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  //go:build windows
    16  
    17  package wnixsocket
    18  
    19  import (
    20  	"io"
    21  	"testing"
    22  	"time"
    23  
    24  	"github.com/google/fleetspeak/fleetspeak/src/client/socketservice/checks"
    25  	"github.com/google/fleetspeak/fleetspeak/src/comtesting"
    26  )
    27  
    28  func TestWnixsocket(t *testing.T) {
    29  	tmpDir, tmpDirCleanup := comtesting.GetTempDir("wnixsocket")
    30  	defer tmpDirCleanup()
    31  	socketPath := tmpDir + `\TestWnixsocketSocket`
    32  
    33  	l, err := Listen(socketPath)
    34  	if err != nil {
    35  		t.Error(err)
    36  	}
    37  
    38  	if err = checks.CheckSocketFile(socketPath); err != nil {
    39  		t.Error(err)
    40  	}
    41  
    42  	const (
    43  		clientMsg = "Hello Wnixsocket server, Wnixsocket client here."
    44  		serverMsg = "Hello Wnixsocket client, Wnixsocket server here."
    45  	)
    46  
    47  	done := make(chan struct{})
    48  	go func() {
    49  		conn, err := Dial(socketPath, time.Second)
    50  		if err != nil {
    51  			t.Error(err)
    52  		}
    53  
    54  		if n, err := conn.Write([]byte(clientMsg)); err != nil {
    55  			t.Errorf("Wnixsocket .Write([]byte(%q)): (%d, %v)", clientMsg, n, err)
    56  		}
    57  
    58  		msgBuf, err := io.ReadAll(conn)
    59  		if err != nil {
    60  			t.Error(err)
    61  		}
    62  
    63  		if err = conn.Close(); err != nil {
    64  			t.Error(err)
    65  		}
    66  
    67  		if got, want := string(msgBuf), serverMsg; got != want {
    68  			t.Errorf("Unexpected message from server; got [%q], want [%q]", got, want)
    69  		}
    70  
    71  		close(done)
    72  	}()
    73  
    74  	conn, err := l.Accept()
    75  	if err != nil {
    76  		t.Fatal(err)
    77  	}
    78  
    79  	if err = l.Close(); err != nil {
    80  		t.Error(err)
    81  	}
    82  
    83  	msgBuf := make([]byte, len(clientMsg))
    84  	n, err := io.ReadFull(conn, msgBuf)
    85  	if err != nil {
    86  		t.Errorf("io.ReadFull(...): (%d, %v)", n, err)
    87  	}
    88  
    89  	// Writes are blocking, so the order is important.
    90  	if n, err := conn.Write([]byte(serverMsg)); err != nil {
    91  		t.Errorf("Wnixsocket .Write([]byte(%q)): (%d, %v)", serverMsg, n, err)
    92  	}
    93  
    94  	if err = conn.Close(); err != nil {
    95  		t.Error(err)
    96  	}
    97  
    98  	if got, want := string(msgBuf), clientMsg; got != want {
    99  		t.Errorf("Unexpected message from client; got [%q], want [%q]", got, want)
   100  	}
   101  
   102  	<-done
   103  }