libgo/go/net/port_test.go

   1 // Copyright 2016 The Go Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style
   3 // license that can be found in the LICENSE file.
   4
   5 package net
   6
   7 import "testing"
   8
   9 var parsePortTests = []struct {
  10         service     string
  11         port        int
  12         needsLookup bool
  13 }{
  14         {"", 0, false},
  15
  16         // Decimal number literals
  17         {"-1073741825", -1 << 30, false},
  18         {"-1073741824", -1 << 30, false},
  19         {"-1073741823", -(1<<30 - 1), false},
  20         {"-123456789", -123456789, false},
  21         {"-1", -1, false},
  22         {"-0", 0, false},
  23         {"0", 0, false},
  24         {"+0", 0, false},
  25         {"+1", 1, false},
  26         {"65535", 65535, false},
  27         {"65536", 65536, false},
  28         {"123456789", 123456789, false},
  29         {"1073741822", 1<<30 - 2, false},
  30         {"1073741823", 1<<30 - 1, false},
  31         {"1073741824", 1<<30 - 1, false},
  32         {"1073741825", 1<<30 - 1, false},
  33
  34         // Others
  35         {"abc", 0, true},
  36         {"9pfs", 0, true},
  37         {"123badport", 0, true},
  38         {"bad123port", 0, true},
  39         {"badport123", 0, true},
  40         {"123456789badport", 0, true},
  41         {"-2147483649badport", 0, true},
  42         {"2147483649badport", 0, true},
  43 }
  44
  45 func TestParsePort(t *testing.T) {
  46         // The following test cases are cribbed from the strconv
  47         for _, tt := range parsePortTests {
  48                 if port, needsLookup := parsePort(tt.service); port != tt.port || needsLookup != tt.needsLookup {
  49                         t.Errorf("parsePort(%q) = %d, %t; want %d, %t", tt.service, port, needsLookup, tt.port, tt.needsLookup)
  50                 }
  51         }
  52 }