| // Copyright 2015 The Vanadium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package server |
| |
| import ( |
| "io/ioutil" |
| "net" |
| "os" |
| "path/filepath" |
| "strings" |
| "testing" |
| ) |
| |
| func makeSockFilePath(t *testing.T, length int) (string, string) { |
| d, err := ioutil.TempDir("", "") |
| if err != nil { |
| t.Fatalf("Failed to create temp dir: %v", err) |
| } |
| delta := length - len(d) - 1 // -1 for the path separator. |
| if delta <= 0 { |
| t.Fatalf("Temp dir path is too long (%s [%d]) to allow creating a file in the dir with path length %d", d, len(d), length) |
| } |
| filePath := filepath.Join(d, strings.Repeat("s", delta)) |
| if realLen := len(filePath); realLen != length { |
| t.Fatalf("Tried creating a file path of length %d but created %s [%d] instead", length, filePath, realLen) |
| |
| } |
| return d, filePath |
| } |
| |
| func TestListenSuccess(t *testing.T) { |
| d, f := makeSockFilePath(t, GetMaxSockPathLen()) |
| defer os.RemoveAll(d) |
| if listener, err := net.Listen("unix", f); err != nil { |
| t.Fatalf("Listen(\"unix\", \"%s\") failed: %v", f, err) |
| } else { |
| listener.Close() |
| } |
| } |
| |
| func TestListenFail(t *testing.T) { |
| d, f := makeSockFilePath(t, GetMaxSockPathLen()+1) |
| defer os.RemoveAll(d) |
| if listener, err := net.Listen("unix", f); err == nil { |
| listener.Close() |
| t.Fatalf("Listen(\"unix\", \"%s\") should have failed but succeeded", f) |
| } |
| } |
