mcs/class/Managed.Windows.Forms/Test/System.Windows.Forms/TimerTest.cs

   1 //\r
   2 // Copyright (c) 2007 Novell, Inc.\r
   3 //\r
   4 // Authors:\r
   5 //      Rolf Bjarne Kvinge  (RKvinge@novell.com)\r
   6 //\r
   7 \r
   8 using System;\r
   9 using System.Drawing;\r
  10 using System.Reflection;\r
  11 using System.Windows.Forms;\r
  12 using System.Threading;\r
  13 using Timer = System.Windows.Forms.Timer;\r
  14 using Sys_Threading=System.Threading;\r
  15 \r
  16 using NUnit.Framework;\r
  17 \r
  18 namespace MonoTests.System.Windows.Forms\r
  19 {\r
  20         [TestFixture]\r
  21         public class TimerTest\r
  22         {\r
  23                 bool Ticked;\r
  24                 \r
  25                 [Test ()]\r
  26 #if NET_2_0\r
  27                 [ExpectedException (typeof (ArgumentOutOfRangeException))]\r
  28 #else\r
  29                 [ExpectedException (typeof (ArgumentException))]\r
  30 #endif\r
  31                 public void IntervalException1 ()\r
  32                 {\r
  33                         Timer timer = new Timer ();\r
  34                         timer.Interval = 0;\r
  35                 }\r
  36 \r
  37                 [Test ()]\r
  38 #if NET_2_0\r
  39                 [ExpectedException (typeof (ArgumentOutOfRangeException))]\r
  40 #else\r
  41                 [ExpectedException (typeof (ArgumentException), "'-1' is not a valid value for Interval. Interval must be greater than 0.")]\r
  42 #endif\r
  43                 public void IntervalException2 ()\r
  44                 {\r
  45                         Timer timer = new Timer ();\r
  46                         timer.Interval = -1;\r
  47                 }\r
  48 \r
  49                 [Test ()]\r
  50                 public void IntervalException3 ()\r
  51                 {\r
  52                         Timer timer = new Timer ();\r
  53                         timer.Interval = int.MaxValue;\r
  54                 }\r
  55 \r
  56                 [Test ()]\r
  57 #if NET_2_0\r
  58                 [ExpectedException (typeof (ArgumentOutOfRangeException))]\r
  59 #else\r
  60                 [ExpectedException (typeof (ArgumentException), "'-2147483648' is not a valid value for Interval. Interval must be greater than 0.")]\r
  61 #endif\r
  62                 public void IntervalException4 ()\r
  63                 {\r
  64                         Timer timer = new Timer ();\r
  65                         timer.Interval = int.MinValue;\r
  66                 }\r
  67                 \r
  68                 [Test]\r
  69                 [Category ("NotWorking")]\r
  70                 public void StartTest ()\r
  71                 {\r
  72                         // This test fails about 50% of the time on the buildbots.\r
  73                         Ticked = false;\r
  74                         using (Timer timer = new Timer ()) {\r
  75                                 timer.Tick += new EventHandler (TickHandler);\r
  76                                 timer.Start ();\r
  77                                 Sys_Threading.Thread.Sleep (500);\r
  78                                 Application.DoEvents ();\r
  79                                 Assert.AreEqual (true, timer.Enabled, "1");\r
  80                                 Assert.AreEqual (true, Ticked, "2");\r
  81                         }\r
  82                 }\r
  83 \r
  84                 [Test]\r
  85                 public void StopTest ()\r
  86                 {\r
  87                         Ticked = false;\r
  88                         using (Timer timer = new Timer ()) {\r
  89                                 timer.Tick += new EventHandler (TickHandler);\r
  90                                 timer.Interval = 200;\r
  91                                 timer.Start ();\r
  92                                 Assert.AreEqual (true, timer.Enabled, "1");\r
  93                                 Assert.AreEqual (false, Ticked, "2");\r
  94                                 timer.Stop ();\r
  95                                 Assert.AreEqual (false, Ticked, "3"); // This may fail if we are running on a very slow machine...\r
  96                                 Assert.AreEqual (false, timer.Enabled, "4");\r
  97                                 Sys_Threading.Thread.Sleep (500);\r
  98                                 Assert.AreEqual (false, Ticked, "5");\r
  99                         }\r
 100                 }\r
 101                 \r
 102 #if NET_2_0\r
 103                 [Test]\r
 104                 public void TagTest ()\r
 105                 {\r
 106                         Timer timer = new Timer ();\r
 107                         timer.Tag = "a";\r
 108                         Assert.AreEqual ("a", timer.Tag, "1");\r
 109                 }\r
 110 #endif\r
 111 \r
 112                 /* Application.DoEvents and Sleep are not guarenteed on Linux\r
 113                 [Test]\r
 114                 public void EnabledTest ()\r
 115                 {\r
 116                         Ticked = false;\r
 117                         using (Timer timer = new Timer ()) {\r
 118                                 timer.Tick += new EventHandler (TickHandler);\r
 119                                 timer.Enabled = true;\r
 120                                 Sys_Threading.Thread.Sleep (150);\r
 121                                 Application.DoEvents ();\r
 122                                 Assert.AreEqual (true, timer.Enabled, "1");\r
 123                                 Assert.AreEqual (true, Ticked, "2");\r
 124                         }\r
 125                         \r
 126                         Ticked = false;\r
 127                         using (Timer timer = new Timer ()) {\r
 128                                 timer.Tick += new EventHandler (TickHandler);\r
 129                                 timer.Interval = 1000;\r
 130                                 timer.Enabled = true;\r
 131                                 Assert.AreEqual (true, timer.Enabled, "3");\r
 132                                 Assert.AreEqual (false, Ticked, "4");\r
 133                                 timer.Enabled = false;\r
 134                                 Assert.AreEqual (false, Ticked, "5"); // This may fail if we are running on a very slow machine...\r
 135                                 Assert.AreEqual (false, timer.Enabled, "6");\r
 136                         }\r
 137                 }\r
 138                 */\r
 139 \r
 140                 void TickHandler (object sender, EventArgs e)\r
 141                 {\r
 142                         Ticked = true;\r
 143                 }\r
 144                 \r
 145                 [Test]\r
 146                 public void DefaultProperties ()\r
 147                 {\r
 148                         Timer timer = new Timer ();\r
 149                         Assert.AreEqual (null, timer.Container, "C1");\r
 150                         Assert.AreEqual (false, timer.Enabled, "E1");\r
 151                         Assert.AreEqual (100, timer.Interval, "I1");\r
 152                         Assert.AreEqual (null, timer.Site, "S1");\r
 153 #if NET_2_0\r
 154                         Assert.AreEqual (null, timer.Tag, "T1");\r
 155 #endif\r
 156                 }\r
 157 \r
 158                 [Test] // bug #325033\r
 159                 [Category ("NotWorking")]\r
 160                 public void RunningThread ()\r
 161                 {\r
 162                         Application.Run (new Bug325033Form ());\r
 163                         Application.Run (new Bug325033Form2 ());\r
 164                 }\r
 165 \r
 166                 class Bug325033Form : Form\r
 167                 {\r
 168                         public Bug325033Form ()\r
 169                         {\r
 170                                 Load += new EventHandler (Form_Load);\r
 171                         }\r
 172 \r
 173                         void Form_Load (object sender, EventArgs e)\r
 174                         {\r
 175                                 Thread t = new Thread (new ThreadStart (Run));\r
 176                                 t.IsBackground = true;\r
 177                                 t.Start ();\r
 178                                 t.Join ();\r
 179                                 Close ();\r
 180                         }\r
 181 \r
 182                         void Run ()\r
 183                         {\r
 184                                 Application.Run (new Bug325033Form2 ());\r
 185                         }\r
 186                 }\r
 187 \r
 188                 class Bug325033Form2 : Form\r
 189                 {\r
 190                         public Bug325033Form2 ()\r
 191                         {\r
 192                                 _label = new Label ();\r
 193                                 _label.AutoSize = true;\r
 194                                 _label.Dock = DockStyle.Fill;\r
 195                                 _label.Text = "It should close automatically.";\r
 196                                 Controls.Add (_label);\r
 197                                 _timer = new Timer ();\r
 198                                 _timer.Tick += new EventHandler (Timer_Tick);\r
 199                                 _timer.Interval = 500;\r
 200                                 _timer.Start ();\r
 201                         }\r
 202 \r
 203                         void Timer_Tick (object sender, EventArgs e)\r
 204                         {\r
 205                                 _timer.Stop ();\r
 206                                 Close ();\r
 207                         }\r
 208 \r
 209                         private Label _label;\r
 210                         private Timer _timer;\r
 211                 }\r
 212         }\r
 213 }\r