mcs/class/Mono.Posix/Test/Mono.Unix/UnixGroupTest.cs

   1 //
   2 // UnixGroupTest.cs:
   3 //      NUnit Test Cases for Mono.Unix.UnixGroup
   4 //
   5 // Authors:
   6 //   Jonathan Pryor (jonpryor@vt.edu)
   7 //
   8 // (C) 2004 Jonathan Pryor
   9 //
  10
  11 using NUnit.Framework;
  12 using System;
  13 using System.Configuration;
  14 using System.Diagnostics;
  15 using System.Xml;
  16
  17 using Mono.Unix;
  18
  19 using Group = Mono.Unix.Native.Group;
  20 using Syscall = Mono.Unix.Native.Syscall;
  21
  22 namespace MonoTests.Mono.Unix {
  23
  24         [TestFixture, Category ("NotDotNet")]
  25         public class UnixGroupTest
  26         {
  27                 [Test]
  28                 public void ListAllGroups_ToString ()
  29                 {
  30                         try {
  31                                 Console.WriteLine ("Listing all groups");
  32                                 foreach (UnixGroupInfo group in UnixGroupInfo.GetLocalGroups ()) {
  33                                         Console.WriteLine ("\t{0}", group);
  34                                 }
  35                         }
  36                         catch (Exception e) {
  37                                 Assert.Fail (
  38                                                 string.Format ("#TLAU_TS: Exception listing local groups: {0}",
  39                                                         e.ToString()));
  40                         }
  41                 }
  42
  43                 [Test]
  44                 // According to bug 72293, this may not work:
  45                 // On systems with NIS, it is possible to have multiple users in the passwd
  46                 // file with the same name, so the assertion above no longer holds.
  47                 [Category ("NotWorking")]
  48                 public void ReentrantConstructors ()
  49                 {
  50                         foreach (UnixGroupInfo group in UnixGroupInfo.GetLocalGroups ()) {
  51                                 try {
  52                                         UnixGroupInfo byName = new UnixGroupInfo (group.GroupName);
  53                                         UnixGroupInfo byId   = new UnixGroupInfo (group.GroupId);
  54
  55                                         Assert.AreEqual (group, byName, "#TRC: construct by name");
  56                                         Assert.AreEqual (group, byId,   "#TRC: construct by gid");
  57                                         Assert.AreEqual (byName, byId,  "#TRC: name == gid?");
  58                                 }
  59                                 catch (Exception e) {
  60                                         Assert.Fail (
  61                                                 string.Format ("#TRC: Exception constructing UnixGroupInfo: {0}",
  62                                                         e.ToString()));
  63                                 }
  64                         }
  65                 }
  66
  67                 [Test]
  68                 public void NonReentrantSyscalls ()
  69                 {
  70                         foreach (UnixGroupInfo group in UnixGroupInfo.GetLocalGroups ()) {
  71                                 try {
  72                                         Group byName = Syscall.getgrnam (group.GroupName);
  73                                         Group byId   = Syscall.getgrgid ((uint) group.GroupId);
  74
  75                                         Assert.IsNotNull (byName, "#TNRS: access by name");
  76                                         Assert.IsNotNull (byId,   "#TNRS: access by gid");
  77
  78                                         UnixGroupInfo n = new UnixGroupInfo (byName);
  79                                         UnixGroupInfo u = new UnixGroupInfo (byId);
  80
  81                                         Assert.AreEqual (group, n, "#TNRS: construct by name");
  82                                         Assert.AreEqual (group, u, "#TNRS: construct by gid");
  83                                         Assert.AreEqual (n, u,     "#TNRS: name == gid?");
  84                                 }
  85                                 catch (Exception e) {
  86                                         Assert.Fail (
  87                                                 string.Format ("#TRC: Exception constructing UnixGroupInfo: {0}",
  88                                                         e.ToString()));
  89                                 }
  90                         }
  91                 }
  92
  93                 [Test]
  94                 public void InvalidGroups_Constructor_Name ()
  95                 {
  96                         string[] badGroups = new string[]{"i'm bad", "so am i", "does-not-exist"};
  97                         foreach (string u in badGroups) {
  98                                 try {
  99                                         new UnixGroupInfo (u);
 100                                         Assert.Fail ("#TIUCN: exception not thrown");
 101                                 }
 102                                 catch (ArgumentException) {
 103                                         // expected
 104                                 }
 105                                 catch (Exception e) {
 106                                         Assert.Fail (string.Format ("#TIUCN: invalid exception thrown: " +
 107                                                                 "expected ArgumentException, got {0}: {1}",
 108                                                                 e.GetType().FullName, e.Message));
 109                                 }
 110                         }
 111                 }
 112
 113                 [Test]
 114                 public void InvalidGroups_Syscall_Name ()
 115                 {
 116                         string[] badGroups = new string[]{"i'm bad", "so am i", "does-not-exist"};
 117                         foreach (string u in badGroups) {
 118                                 try {
 119                                         Group pw = Syscall.getgrnam (u);
 120                                         Assert.IsNull (pw, "#TIUSN: invalid groups should return null!");
 121                                 }
 122                                 catch (Exception e) {
 123                                         Assert.Fail (string.Format ("#TIUCN: invalid exception thrown: " +
 124                                                                 "expected null return, got {0}: {1}",
 125                                                                 e.GetType().FullName, e.Message));
 126                                 }
 127                         }
 128                 }
 129
 130                 [Test]
 131                 public void Equality ()
 132                 {
 133                         Group orig = new Group ();
 134                         Group mod  = new Group ();
 135                         mod.gr_name   = orig.gr_name   = "some name";
 136                         mod.gr_passwd = orig.gr_passwd = "some passwd";
 137                         mod.gr_gid    = orig.gr_gid    = 500;
 138                         mod.gr_mem    = orig.gr_mem    = new string[]{"foo", "bar"};
 139
 140                         Assert.AreEqual (orig, mod, "#TE: copies should be equal");
 141
 142                         mod.gr_name = "another name";
 143                         Assert.IsFalse (orig.Equals (mod), "#TE: changes should be reflected");
 144                 }
 145         }
 146 }
 147