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