mcs/class/System.Drawing/Test/System.Drawing/ColorConverter.cs

   1 using System;
   2 using System.Collections;
   3 using System.ComponentModel;
   4 using System.ComponentModel.Design.Serialization;
   5 using System.Drawing;
   6 using System.Globalization;
   7 using System.Security.Permissions;
   8
   9 using NUnit.Framework;
  10
  11 namespace MonoTests.System.Drawing {
  12
  13         [TestFixture]
  14         [SecurityPermission (SecurityAction.Deny, UnmanagedCode = true)]
  15         public class ColorConverterFixture
  16         {
  17                 Color col;
  18                 Color colnamed;
  19                 ColorConverter colconv;
  20                 String colStr;
  21                 String colStrInvariant;
  22                 String colnamedStr;
  23
  24                 [SetUp]
  25                 public void SetUp () {
  26                         col = Color.FromArgb (10, 20, 30);
  27                         colStr = string.Format ("10{0} 20{0} 30", CultureInfo.CurrentCulture.TextInfo.ListSeparator);
  28                         colStrInvariant = string.Format ("10{0} 20{0} 30", CultureInfo.InvariantCulture.TextInfo.ListSeparator);
  29
  30                         colnamed = Color.ForestGreen;
  31                         colnamedStr = "ForestGreen";
  32
  33                         colconv = (ColorConverter) TypeDescriptor.GetConverter (col);
  34                 }
  35
  36                 [Test]
  37                 public void CanConvertFrom () {
  38                         Assert.IsTrue (colconv.CanConvertFrom (typeof (String)), "CCF#1");
  39                         Assert.IsTrue (colconv.CanConvertFrom (null, typeof (String)), "CCF#1a");
  40                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (Rectangle)), "CCF#2");
  41                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (RectangleF)), "CCF#3");
  42                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (Point)), "CCF#4");
  43                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (PointF)), "CCF#5");
  44                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (Color)), "CCF#6");
  45                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (SizeF)), "CCF#7");
  46                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (Object)), "CCF#8");
  47                         Assert.IsFalse ( colconv.CanConvertFrom (null, typeof (int)), "CCF#9");
  48                         Assert.IsTrue (colconv.CanConvertFrom (null, typeof (InstanceDescriptor)), "CCF#10");
  49                 }
  50
  51                 [Test]
  52                 public void CanConvertTo () {
  53                         Assert.IsTrue (colconv.CanConvertTo (typeof (String)), "CCT#1");
  54                         Assert.IsTrue (colconv.CanConvertTo (null, typeof (String)), "CCT#1a");
  55                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (Rectangle)), "CCT#2");
  56                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (RectangleF)), "CCT#3");
  57                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (Point)), "CCT#4");
  58                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (PointF)), "CCT#5");
  59                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (Color)), "CCT#6");
  60                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (SizeF)), "CCT#7");
  61                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (Object)), "CCT#8");
  62                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (int)), "CCT#9");
  63                         Assert.IsTrue (colconv.CanConvertTo (typeof (InstanceDescriptor)), "CCT#10");
  64                 }
  65
  66                 [Test]
  67                 public void ConvertFrom ()
  68                 {
  69                         Color color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
  70                                 "#0x23190A44");
  71                         Assert.AreEqual (35, color.A, "CF1#1");
  72                         Assert.AreEqual (25, color.R, "CF1#2");
  73                         Assert.AreEqual (10, color.G, "CF1#3");
  74                         Assert.AreEqual (68, color.B, "CF1#4");
  75
  76                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
  77                                 "#0X190A44");
  78                         Assert.AreEqual (0, color.A, "CF2#1");
  79                         Assert.AreEqual (25, color.R, "CF2#2");
  80                         Assert.AreEqual (10, color.G, "CF2#3");
  81                         Assert.AreEqual (68, color.B, "CF2#4");
  82
  83                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
  84                                 "0x190A44");
  85                         Assert.AreEqual (255, color.A, "CF3#1");
  86                         Assert.AreEqual (25, color.R, "CF3#2");
  87                         Assert.AreEqual (10, color.G, "CF3#3");
  88                         Assert.AreEqual (68, color.B, "CF3#4");
  89
  90                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
  91                                 "0X190A44");
  92                         Assert.AreEqual (255, color.A, "CF4#1");
  93                         Assert.AreEqual (25, color.R, "CF4#2");
  94                         Assert.AreEqual (10, color.G, "CF4#3");
  95                         Assert.AreEqual (68, color.B, "CF4#4");
  96
  97                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
  98                                 "111111");
  99                         Assert.AreEqual (0, color.A, "CF5#1");
 100                         Assert.AreEqual (1, color.R, "CF5#2");
 101                         Assert.AreEqual (178, color.G, "CF5#3");
 102                         Assert.AreEqual (7, color.B, "CF5#4");
 103
 104                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 105                                 "10");
 106                         Assert.AreEqual (0, color.A, "CF6#1");
 107                         Assert.AreEqual (0, color.R, "CF6#2");
 108                         Assert.AreEqual (0, color.G, "CF6#3");
 109                         Assert.AreEqual (10, color.B, "CF6#4");
 110
 111                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 112                                 "0");
 113                         Assert.AreEqual (0, color.A, "CF7#1");
 114                         Assert.AreEqual (0, color.R, "CF7#2");
 115                         Assert.AreEqual (0, color.G, "CF7#3");
 116                         Assert.AreEqual (0, color.B, "CF7#4");
 117
 118                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 119                                 "0x123");
 120                         Assert.AreEqual (255, color.A, "CF8#1");
 121                         Assert.AreEqual (17, color.R, "CF8#2");
 122                         Assert.AreEqual (34, color.G, "CF8#3");
 123                         Assert.AreEqual (51, color.B, "CF8#4");
 124
 125                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 126                                 "#123");
 127                         Assert.AreEqual (255, color.A, "CF9#1");
 128                         Assert.AreEqual (17, color.R, "CF9#2");
 129                         Assert.AreEqual (34, color.G, "CF9#3");
 130                         Assert.AreEqual (51, color.B, "CF9#4");
 131
 132                         Assert.AreEqual (col, (Color) colconv.ConvertFrom (null,
 133                                 CultureInfo.InvariantCulture, colStrInvariant), "CF#1");
 134                         Assert.AreEqual (colnamed, (Color) colconv.ConvertFrom (null,
 135                                 CultureInfo.InvariantCulture, colnamedStr), "CF#2");
 136
 137                         Assert.AreEqual (Color.Empty, colconv.ConvertFrom (string.Empty), "CF#3");
 138                         Assert.AreEqual (Color.Empty, colconv.ConvertFrom (" "), "CF#4");
 139                         Assert.AreEqual (Color.Red, colconv.ConvertFrom ("Red"), "CF#5");
 140                         Assert.AreEqual (Color.Red, colconv.ConvertFrom (" Red "), "CF#6");
 141
 142                 }
 143
 144                 [Test]
 145                 [ExpectedException (typeof (ArgumentException))]
 146                 public void ConvertFrom_x1 ()
 147                 {
 148                                 colconv.ConvertFrom (null, CultureInfo.InvariantCulture, "10, 20");
 149                 }
 150
 151                 [Test]
 152                 [ExpectedException (typeof (ArgumentException))]
 153                 public void ConvertFrom_x2 ()
 154                 {
 155                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture, "-10, 20, 30");
 156                 }
 157
 158                 [Test]
 159                 [ExpectedException (typeof (ArgumentException))]
 160                 public void ConvertFrom_x3 ()
 161                 {
 162                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 163                                         "1, 1, 1, 1, 1");
 164                 }
 165
 166                 [Test]
 167                 [ExpectedException (typeof (Exception))]
 168                 public void ConvertFrom_x4 ()
 169                 {
 170                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 171                                 "*1, 1");
 172                 }
 173
 174                 [Test]
 175                 [ExpectedException (typeof (NotSupportedException))]
 176                 public void ConvertFrom_x5 ()
 177                 {
 178                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 179                                         new Point (10, 10));
 180                 }
 181
 182                 [Test]
 183                 [ExpectedException (typeof (NotSupportedException))]
 184                 public void ConvertFrom_x6 ()
 185                 {
 186                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 187                                         new PointF (10, 10));
 188                 }
 189
 190                 [Test]
 191                 [ExpectedException (typeof (NotSupportedException))]
 192                 public void ConvertFrom_x7 ()
 193                 {
 194                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 195                                         new Size (10, 10));
 196                 }
 197
 198                 [Test]
 199                 [ExpectedException (typeof (NotSupportedException))]
 200                 public void ConvertFrom_x8 ()
 201                 {
 202                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 203                                         new SizeF (10, 10));
 204                 }
 205
 206                 [Test]
 207                 [ExpectedException (typeof (NotSupportedException))]
 208                 public void ConvertFrom_x9 ()
 209                 {
 210                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture, 0x10);
 211                 }
 212
 213                 [Test]
 214                 public void ConvertTo ()
 215                 {
 216                         Assert.AreEqual (colStrInvariant, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 217                                 Color.FromArgb (10, 20, 30), typeof (String)), "CT#1");
 218                         Assert.AreEqual (colStrInvariant, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 219                                 Color.FromArgb (255, 10, 20, 30), typeof (String)), "CT#2");
 220                         Assert.AreEqual ("10, 20, 30, 40", colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 221                                 Color.FromArgb (10, 20, 30, 40), typeof (String)), "CT#3");
 222                         Assert.AreEqual (colnamedStr, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 223                                 colnamed, typeof (String)), "CT#4");
 224
 225                         Assert.AreEqual (string.Empty, colconv.ConvertTo (Color.Empty, typeof (string)), "CT#5");
 226                         Assert.AreEqual ("Red", colconv.ConvertTo (Color.Red, typeof (string)), "CT#6");
 227                         Assert.AreEqual (string.Empty, colconv.ConvertTo (null, typeof (string)), "CT#7");
 228                         Assert.AreEqual ("test", colconv.ConvertTo ("test", typeof (string)), "CT#8");
 229                 }
 230
 231                 [Test]
 232                 [ExpectedException (typeof (NotSupportedException))]
 233                 public void ConvertTo_x1 ()
 234                 {
 235                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 236                                         typeof (Color));
 237                 }
 238
 239                 [Test]
 240                 [ExpectedException (typeof (NotSupportedException))]
 241                 public void ConvertTo_x2 ()
 242                 {
 243                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 244                                         typeof (SizeF));
 245                 }
 246
 247                 [Test]
 248                 [ExpectedException (typeof (NotSupportedException))]
 249                 public void ConvertTo_x3 ()
 250                 {
 251                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 252                                         typeof (Point));
 253                 }
 254
 255                 [Test]
 256                 [ExpectedException (typeof (NotSupportedException))]
 257                 public void ConvertTo_x4 ()
 258                 {
 259                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 260                                         typeof (PointF));
 261                 }
 262
 263                 [Test]
 264                 [ExpectedException (typeof (NotSupportedException))]
 265                 public void ConvertTo_x5 ()
 266                 {
 267                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 268                                         typeof (int));
 269                 }
 270
 271                 [Test]
 272                 public void GetCreateInstanceSupported ()
 273                 {
 274                         Assert.IsTrue (!colconv.GetCreateInstanceSupported (), "GCIS#1");
 275                         Assert.IsTrue (!colconv.GetCreateInstanceSupported (null), "GCIS#2");
 276                 }
 277
 278                 [Test]
 279                 public void CreateInstance ()
 280                 {
 281                         Hashtable ht = new Hashtable ();
 282                         ht.Add ("R", 10); ht.Add ("G", 20); ht.Add ("B", 30);
 283
 284                         Assert.AreEqual (null, colconv.CreateInstance (ht), "CI#1");
 285
 286                         ht.Add ("Name", "ForestGreen");
 287
 288                         Assert.AreEqual (null, colconv.CreateInstance (null, ht), "CI#2");
 289                 }
 290
 291                 [Test]
 292                 public void GetPropertiesSupported ()
 293                 {
 294                         Assert.IsTrue (!colconv.GetPropertiesSupported (), "GPS#1");
 295                         Assert.IsTrue (!colconv.GetPropertiesSupported (null), "GPS#2");
 296                 }
 297
 298                 [Test]
 299                 public void GetProperties ()
 300                 {
 301                         Attribute [] attrs;
 302
 303                         Assert.AreEqual (null, colconv.GetProperties (col), "GP1#1");
 304
 305                         Assert.AreEqual (null, colconv.GetProperties (null, col, null), "GP2#1");
 306
 307                         attrs = Attribute.GetCustomAttributes (typeof (Color), true);
 308                         Assert.AreEqual (null, colconv.GetProperties (null, col, attrs), "GP3#5");
 309                 }
 310
 311                 [Test]
 312                 public void ConvertFromInvariantString_string ()
 313                 {
 314                         Assert.AreEqual (col, colconv.ConvertFromInvariantString (colStrInvariant), "CFISS#1");
 315                         Assert.AreEqual (colnamed, colconv.ConvertFromInvariantString (colnamedStr), "CFISS#2");
 316                 }
 317
 318                 [Test]
 319                 [ExpectedException (typeof (ArgumentException))]
 320                 public void ConvertFromInvariantString_InvalidComponentCount ()
 321                 {
 322                         colconv.ConvertFromInvariantString ("1, 2, 3, 4, 5");
 323                 }
 324
 325                 [Test]
 326                 public void ConvertFromInvariantString_InvalidNumber ()
 327                 {
 328                         try {
 329                                 colconv.ConvertFromInvariantString ("hello");
 330                                 Assert.Fail ("#1");
 331                         } catch (Exception ex) {
 332                                 Assert.AreEqual (typeof (Exception), ex.GetType (), "#2");
 333                                 Assert.IsNotNull (ex.InnerException, "#3");
 334                                 Assert.AreEqual (typeof (FormatException), ex.InnerException.GetType (), "#3");
 335                         }
 336                 }
 337
 338                 [Test]
 339                 public void ConvertFromString_string ()
 340                 {
 341                         Assert.AreEqual (col, colconv.ConvertFromString (colStr), "CFSS#1");
 342                         Assert.AreEqual (colnamed, colconv.ConvertFromString (colnamedStr), "CFSS#2");
 343                 }
 344
 345                 [Test]
 346                 [ExpectedException (typeof (ArgumentException))]
 347                 public void ConvertFromString_InvalidComponentCount ()
 348                 {
 349                         CultureInfo culture = CultureInfo.CurrentCulture;
 350                         colconv.ConvertFromString (string.Format (culture,
 351                                 "1{0} 2{0} 3{0} 4{0} 5", culture.TextInfo.ListSeparator[0]));
 352                 }
 353
 354                 [Test]
 355                 public void ConvertFromString_InvalidNumber ()
 356                 {
 357                         try {
 358                                 colconv.ConvertFromString ("hello");
 359                                 Assert.Fail ("#1");
 360                         } catch (Exception ex) {
 361                                 Assert.AreEqual (typeof (Exception), ex.GetType (), "#2");
 362                                 Assert.IsNotNull (ex.InnerException, "#3");
 363                                 Assert.AreEqual (typeof (FormatException), ex.InnerException.GetType (), "#3");
 364                         }
 365                 }
 366
 367                 [Test]
 368                 public void ConvertToInvariantString_string () {
 369                         Assert.AreEqual (colStrInvariant, colconv.ConvertToInvariantString (col), "CFISS#1");
 370                         Assert.AreEqual (colnamedStr, colconv.ConvertToInvariantString (colnamed), "CFISS#2");
 371                 }
 372
 373                 [Test]
 374                 public void ConvertToString_string () {
 375                         Assert.AreEqual (colStr, colconv.ConvertToString (col), "CFISS#1");
 376                         Assert.AreEqual (colnamedStr, colconv.ConvertToString (colnamed), "CFISS#3");
 377                 }
 378
 379                 [Test]
 380                 public void GetStandardValuesSupported () {
 381                         Assert.IsTrue (colconv.GetStandardValuesSupported ());
 382                 }
 383
 384                 [Test]
 385                 public void GetStandardValues () {
 386                         Assert.AreEqual (167, colconv.GetStandardValues ().Count);
 387                         Assert.AreEqual (167, colconv.GetStandardValues (null).Count);
 388                 }
 389
 390                 [Test]
 391                 public void GetStandardValuesExclusive () {
 392                         Assert.AreEqual (false, colconv.GetStandardValuesExclusive ());
 393                 }
 394         }
 395 }
 396