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

   1 //
   2 // ColorConverter class testing unit
   3 //
   4 // Copyright (C) 2006 Novell, Inc (http://www.novell.com)
   5 //
   6 // Permission is hereby granted, free of charge, to any person obtaining
   7 // a copy of this software and associated documentation files (the
   8 // "Software"), to deal in the Software without restriction, including
   9 // without limitation the rights to use, copy, modify, merge, publish,
  10 // distribute, sublicense, and/or sell copies of the Software, and to
  11 // permit persons to whom the Software is furnished to do so, subject to
  12 // the following conditions:
  13 //
  14 // The above copyright notice and this permission notice shall be
  15 // included in all copies or substantial portions of the Software.
  16 //
  17 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  20 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  21 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  22 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  23 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24 //
  25
  26 using System;
  27 using System.Collections;
  28 using System.ComponentModel;
  29 using System.ComponentModel.Design.Serialization;
  30 using System.Drawing;
  31 using System.Globalization;
  32 using System.Security.Permissions;
  33
  34 using NUnit.Framework;
  35
  36 namespace MonoTests.System.Drawing {
  37
  38         [TestFixture]
  39         public class ColorConverterTest {
  40
  41                 Color col;
  42                 Color colnamed;
  43                 ColorConverter colconv;
  44                 String colStr;
  45                 String colStrInvariant;
  46                 String colnamedStr;
  47
  48                 [SetUp]
  49                 public void SetUp () {
  50                         col = Color.FromArgb (10, 20, 30);
  51                         colStr = string.Format ("10{0} 20{0} 30", CultureInfo.CurrentCulture.TextInfo.ListSeparator);
  52                         colStrInvariant = string.Format ("10{0} 20{0} 30", CultureInfo.InvariantCulture.TextInfo.ListSeparator);
  53
  54                         colnamed = Color.ForestGreen;
  55                         colnamedStr = "ForestGreen";
  56
  57                         colconv = (ColorConverter) TypeDescriptor.GetConverter (col);
  58                 }
  59
  60                 [Test]
  61                 public void CanConvertFrom () {
  62                         Assert.IsTrue (colconv.CanConvertFrom (typeof (String)), "CCF#1");
  63                         Assert.IsTrue (colconv.CanConvertFrom (null, typeof (String)), "CCF#1a");
  64                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (Rectangle)), "CCF#2");
  65                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (RectangleF)), "CCF#3");
  66                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (Point)), "CCF#4");
  67                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (PointF)), "CCF#5");
  68                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (Color)), "CCF#6");
  69                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (SizeF)), "CCF#7");
  70                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (Object)), "CCF#8");
  71                         Assert.IsFalse ( colconv.CanConvertFrom (null, typeof (int)), "CCF#9");
  72                         Assert.IsTrue (colconv.CanConvertFrom (null, typeof (InstanceDescriptor)), "CCF#10");
  73                 }
  74
  75                 [Test]
  76                 public void CanConvertTo () {
  77                         Assert.IsTrue (colconv.CanConvertTo (typeof (String)), "CCT#1");
  78                         Assert.IsTrue (colconv.CanConvertTo (null, typeof (String)), "CCT#1a");
  79                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (Rectangle)), "CCT#2");
  80                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (RectangleF)), "CCT#3");
  81                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (Point)), "CCT#4");
  82                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (PointF)), "CCT#5");
  83                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (Color)), "CCT#6");
  84                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (SizeF)), "CCT#7");
  85                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (Object)), "CCT#8");
  86                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (int)), "CCT#9");
  87                         Assert.IsTrue (colconv.CanConvertTo (typeof (InstanceDescriptor)), "CCT#10");
  88                 }
  89
  90                 [Test]
  91                 public void ConvertFrom ()
  92                 {
  93                         Color color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
  94                                 "#0x23190A44");
  95                         Assert.AreEqual (35, color.A, "CF1#1");
  96                         Assert.AreEqual (25, color.R, "CF1#2");
  97                         Assert.AreEqual (10, color.G, "CF1#3");
  98                         Assert.AreEqual (68, color.B, "CF1#4");
  99
 100                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 101                                 "#0X190A44");
 102                         Assert.AreEqual (0, color.A, "CF2#1");
 103                         Assert.AreEqual (25, color.R, "CF2#2");
 104                         Assert.AreEqual (10, color.G, "CF2#3");
 105                         Assert.AreEqual (68, color.B, "CF2#4");
 106
 107                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 108                                 "0x190A44");
 109                         Assert.AreEqual (255, color.A, "CF3#1");
 110                         Assert.AreEqual (25, color.R, "CF3#2");
 111                         Assert.AreEqual (10, color.G, "CF3#3");
 112                         Assert.AreEqual (68, color.B, "CF3#4");
 113
 114                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 115                                 "0X190A44");
 116                         Assert.AreEqual (255, color.A, "CF4#1");
 117                         Assert.AreEqual (25, color.R, "CF4#2");
 118                         Assert.AreEqual (10, color.G, "CF4#3");
 119                         Assert.AreEqual (68, color.B, "CF4#4");
 120
 121                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 122                                 "111111");
 123                         Assert.AreEqual (0, color.A, "CF5#1");
 124                         Assert.AreEqual (1, color.R, "CF5#2");
 125                         Assert.AreEqual (178, color.G, "CF5#3");
 126                         Assert.AreEqual (7, color.B, "CF5#4");
 127
 128                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 129                                 "10");
 130                         Assert.AreEqual (0, color.A, "CF6#1");
 131                         Assert.AreEqual (0, color.R, "CF6#2");
 132                         Assert.AreEqual (0, color.G, "CF6#3");
 133                         Assert.AreEqual (10, color.B, "CF6#4");
 134
 135                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 136                                 "0");
 137                         Assert.AreEqual (0, color.A, "CF7#1");
 138                         Assert.AreEqual (0, color.R, "CF7#2");
 139                         Assert.AreEqual (0, color.G, "CF7#3");
 140                         Assert.AreEqual (0, color.B, "CF7#4");
 141
 142
 143                         Assert.AreEqual (col, (Color) colconv.ConvertFrom (null,
 144                                 CultureInfo.InvariantCulture, colStrInvariant), "CF#1");
 145                         Assert.AreEqual (colnamed, (Color) colconv.ConvertFrom (null,
 146                                 CultureInfo.InvariantCulture, colnamedStr), "CF#2");
 147
 148                         Assert.AreEqual (Color.Empty, colconv.ConvertFrom (string.Empty), "CF#3");
 149                         Assert.AreEqual (Color.Empty, colconv.ConvertFrom (" "), "CF#4");
 150                         Assert.AreEqual (Color.Red, colconv.ConvertFrom ("Red"), "CF#5");
 151                         Assert.AreEqual (Color.Red, colconv.ConvertFrom (" Red "), "CF#6");
 152
 153                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 154                                 "0x123");
 155                         Assert.AreEqual (0, color.A, "CF8#1");
 156                         Assert.AreEqual (0, color.R, "CF8#2");
 157                         Assert.AreEqual (1, color.G, "CF8#3");
 158                         Assert.AreEqual (35, color.B, "CF8#4");
 159
 160                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 161                                 "#123");
 162                         Assert.AreEqual (0, color.A, "CF9#1");
 163                         Assert.AreEqual (0, color.R, "CF9#2");
 164                         Assert.AreEqual (1, color.G, "CF9#3");
 165                         Assert.AreEqual (35, color.B, "CF9#4");
 166                 }
 167
 168                 [Test]
 169                 public void ConvertFrom_x1 ()
 170                 {
 171                         Assert.Throws<ArgumentException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture, "10, 20"));
 172                 }
 173
 174                 [Test]
 175                 public void ConvertFrom_x2 ()
 176                 {
 177                         Assert.Throws<ArgumentException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture, "-10, 20, 30"));
 178                 }
 179
 180                 [Test]
 181                 public void ConvertFrom_x3 ()
 182                 {
 183                         Assert.Throws<ArgumentException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 184                                         "1, 1, 1, 1, 1"));
 185                 }
 186
 187                 [Test]
 188                 public void ConvertFrom_x4 ()
 189                 {
 190                         Assert.Throws<Exception> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 191                                 "*1, 1"));
 192                 }
 193
 194                 [Test]
 195                 public void ConvertFrom_x5 ()
 196                 {
 197                         Assert.Throws<NotSupportedException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 198                                         new Point (10, 10)));
 199                 }
 200
 201                 [Test]
 202                 public void ConvertFrom_x6 ()
 203                 {
 204                         Assert.Throws<NotSupportedException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 205                                         new PointF (10, 10)));
 206                 }
 207
 208                 [Test]
 209                 public void ConvertFrom_x7 ()
 210                 {
 211                         Assert.Throws<NotSupportedException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 212                                         new Size (10, 10)));
 213                 }
 214
 215                 [Test]
 216                 public void ConvertFrom_x8 ()
 217                 {
 218                         Assert.Throws<NotSupportedException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 219                                         new SizeF (10, 10)));
 220                 }
 221
 222                 [Test]
 223                 public void ConvertFrom_x9 ()
 224                 {
 225                         Assert.Throws<NotSupportedException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture, 0x10));
 226                 }
 227
 228                 [Test]
 229                 public void ConvertFrom_CultureNull ()
 230                 {
 231                         Color color = (Color) colconv.ConvertFrom (null, null, "#0x23190A44");
 232                         Assert.AreEqual (35, color.A, "A");
 233                         Assert.AreEqual (25, color.R, "R");
 234                         Assert.AreEqual (10, color.G, "G");
 235                         Assert.AreEqual (68, color.B, "B");
 236                 }
 237
 238                 [Test]
 239                 public void ConvertTo ()
 240                 {
 241                         Assert.AreEqual (colStrInvariant, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 242                                 Color.FromArgb (10, 20, 30), typeof (String)), "CT#1");
 243                         Assert.AreEqual (colStrInvariant, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 244                                 Color.FromArgb (255, 10, 20, 30), typeof (String)), "CT#2");
 245                         Assert.AreEqual ("10, 20, 30, 40", colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 246                                 Color.FromArgb (10, 20, 30, 40), typeof (String)), "CT#3");
 247                         Assert.AreEqual (colnamedStr, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 248                                 colnamed, typeof (String)), "CT#4");
 249
 250                         Assert.AreEqual (string.Empty, colconv.ConvertTo (Color.Empty, typeof (string)), "CT#5");
 251                         Assert.AreEqual ("Red", colconv.ConvertTo (Color.Red, typeof (string)), "CT#6");
 252                         Assert.AreEqual (string.Empty, colconv.ConvertTo (null, typeof (string)), "CT#7");
 253                         Assert.AreEqual ("test", colconv.ConvertTo ("test", typeof (string)), "CT#8");
 254                 }
 255
 256                 [Test]
 257                 public void ConvertTo_x1 ()
 258                 {
 259                         Assert.Throws<NotSupportedException> (() => colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 260                                         typeof (Color)));
 261                 }
 262
 263                 [Test]
 264                 public void ConvertTo_x2 ()
 265                 {
 266                         Assert.Throws<NotSupportedException> (() => colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 267                                         typeof (SizeF)));
 268                 }
 269
 270                 [Test]
 271                 public void ConvertTo_x3 ()
 272                 {
 273                         Assert.Throws<NotSupportedException> (() => colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 274                                         typeof (Point)));
 275                 }
 276
 277                 [Test]
 278                 public void ConvertTo_x4 ()
 279                 {
 280                         Assert.Throws<NotSupportedException> (() => colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 281                                         typeof (PointF)));
 282                 }
 283
 284                 [Test]
 285                 public void ConvertTo_x5 ()
 286                 {
 287                         Assert.Throws<NotSupportedException> (() => colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 288                                         typeof (int)));
 289                 }
 290
 291                 [Test]
 292                 public void GetCreateInstanceSupported ()
 293                 {
 294                         Assert.IsTrue (!colconv.GetCreateInstanceSupported (), "GCIS#1");
 295                         Assert.IsTrue (!colconv.GetCreateInstanceSupported (null), "GCIS#2");
 296                 }
 297
 298                 [Test]
 299                 public void CreateInstance ()
 300                 {
 301                         Hashtable ht = new Hashtable ();
 302                         ht.Add ("R", 10); ht.Add ("G", 20); ht.Add ("B", 30);
 303
 304                         Assert.AreEqual (null, colconv.CreateInstance (ht), "CI#1");
 305
 306                         ht.Add ("Name", "ForestGreen");
 307
 308                         Assert.AreEqual (null, colconv.CreateInstance (null, ht), "CI#2");
 309                 }
 310
 311                 [Test]
 312                 public void GetPropertiesSupported ()
 313                 {
 314                         Assert.IsTrue (!colconv.GetPropertiesSupported (), "GPS#1");
 315                         Assert.IsTrue (!colconv.GetPropertiesSupported (null), "GPS#2");
 316                 }
 317
 318                 [Test]
 319                 public void GetProperties ()
 320                 {
 321                         Attribute [] attrs;
 322
 323                         Assert.AreEqual (null, colconv.GetProperties (col), "GP1#1");
 324
 325                         Assert.AreEqual (null, colconv.GetProperties (null, col, null), "GP2#1");
 326
 327                         attrs = Attribute.GetCustomAttributes (typeof (Color), true);
 328                         Assert.AreEqual (null, colconv.GetProperties (null, col, attrs), "GP3#5");
 329                 }
 330
 331                 [Test]
 332                 public void ConvertFromInvariantString_string ()
 333                 {
 334                         Assert.AreEqual (col, colconv.ConvertFromInvariantString (colStrInvariant), "CFISS#1");
 335                         Assert.AreEqual (colnamed, colconv.ConvertFromInvariantString (colnamedStr), "CFISS#2");
 336                 }
 337
 338                 [Test]
 339                 public void ConvertFromInvariantString_InvalidComponentCount ()
 340                 {
 341                         Assert.Throws<ArgumentException> (() => colconv.ConvertFromInvariantString ("1, 2, 3, 4, 5"));
 342                 }
 343
 344                 [Test]
 345                 public void ConvertFromInvariantString_InvalidNumber ()
 346                 {
 347                         try {
 348                                 colconv.ConvertFromInvariantString ("hello");
 349                                 Assert.Fail ("#1");
 350                         } catch (Exception ex) {
 351                                 Assert.AreEqual (typeof (Exception), ex.GetType (), "#2");
 352                                 Assert.IsNotNull (ex.InnerException, "#3");
 353                                 Assert.AreEqual (typeof (FormatException), ex.InnerException.GetType (), "#3");
 354                         }
 355                 }
 356
 357                 [Test]
 358                 public void ConvertFromString_string ()
 359                 {
 360                         Assert.AreEqual (col, colconv.ConvertFromString (colStr), "CFSS#1");
 361                         Assert.AreEqual (colnamed, colconv.ConvertFromString (colnamedStr), "CFSS#2");
 362                 }
 363
 364                 [Test]
 365                 public void ConvertFromString_InvalidComponentCount ()
 366                 {
 367                         CultureInfo culture = CultureInfo.CurrentCulture;
 368                         Assert.Throws<ArgumentException> (() => colconv.ConvertFromString (string.Format (culture,
 369                                 "1{0} 2{0} 3{0} 4{0} 5", culture.TextInfo.ListSeparator[0])));
 370                 }
 371
 372                 [Test]
 373                 public void ConvertFromString_InvalidNumber ()
 374                 {
 375                         try {
 376                                 colconv.ConvertFromString ("hello");
 377                                 Assert.Fail ("#1");
 378                         } catch (Exception ex) {
 379                                 Assert.AreEqual (typeof (Exception), ex.GetType (), "#2");
 380                                 Assert.IsNotNull (ex.InnerException, "#3");
 381                                 Assert.AreEqual (typeof (FormatException), ex.InnerException.GetType (), "#3");
 382                         }
 383                 }
 384
 385                 [Test]
 386                 public void ConvertToInvariantString_string () {
 387                         Assert.AreEqual (colStrInvariant, colconv.ConvertToInvariantString (col), "CFISS#1");
 388                         Assert.AreEqual (colnamedStr, colconv.ConvertToInvariantString (colnamed), "CFISS#2");
 389                 }
 390
 391                 [Test]
 392                 public void ConvertToString_string () {
 393                         Assert.AreEqual (colStr, colconv.ConvertToString (col), "CFISS#1");
 394                         Assert.AreEqual (colnamedStr, colconv.ConvertToString (colnamed), "CFISS#3");
 395                 }
 396
 397                 [Test]
 398                 public void GetStandardValuesSupported () {
 399                         Assert.IsTrue (colconv.GetStandardValuesSupported ());
 400                 }
 401
 402                 [Test]
 403                 public void GetStandardValues () {
 404                         Assert.AreEqual ((int)KnownColor.MenuHighlight, colconv.GetStandardValues ().Count);
 405                         Assert.AreEqual ((int)KnownColor.MenuHighlight, colconv.GetStandardValues (null).Count);
 406                 }
 407
 408                 [Test]
 409                 public void GetStandardValuesExclusive () {
 410                         Assert.AreEqual (false, colconv.GetStandardValuesExclusive ());
 411                 }
 412
 413                 [Test]
 414                 public void ConvertFromString_FromHtml_PoundTooLarge ()
 415                 {
 416                         Assert.Throws<Exception> (() => colconv.ConvertFromString ("#100000000"));
 417                 }
 418         }
 419 }
 420