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                         Assert.AreEqual (col, (Color) colconv.ConvertFrom (null,
 119                                 CultureInfo.InvariantCulture, colStrInvariant), "CF#1");
 120                         Assert.AreEqual (colnamed, (Color) colconv.ConvertFrom (null,
 121                                 CultureInfo.InvariantCulture, colnamedStr), "CF#2");
 122
 123                         Assert.AreEqual (Color.Empty, colconv.ConvertFrom (string.Empty), "CF#3");
 124                         Assert.AreEqual (Color.Empty, colconv.ConvertFrom (" "), "CF#4");
 125                         Assert.AreEqual (Color.Red, colconv.ConvertFrom ("Red"), "CF#5");
 126                         Assert.AreEqual (Color.Red, colconv.ConvertFrom (" Red "), "CF#6");
 127
 128                 }
 129
 130                 [Test]
 131                 [ExpectedException (typeof (ArgumentException))]
 132                 public void ConvertFrom_x1 ()
 133                 {
 134                                 colconv.ConvertFrom (null, CultureInfo.InvariantCulture, "10, 20");
 135                 }
 136
 137                 [Test]
 138                 [ExpectedException (typeof (ArgumentException))]
 139                 public void ConvertFrom_x2 ()
 140                 {
 141                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture, "-10, 20, 30");
 142                 }
 143
 144                 [Test]
 145                 [ExpectedException (typeof (ArgumentException))]
 146                 public void ConvertFrom_x3 ()
 147                 {
 148                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 149                                         "1, 1, 1, 1, 1");
 150                 }
 151
 152                 [Test]
 153                 [ExpectedException (typeof (Exception))]
 154                 public void ConvertFrom_x4 ()
 155                 {
 156                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 157                                 "*1, 1");
 158                 }
 159
 160                 [Test]
 161                 [ExpectedException (typeof (NotSupportedException))]
 162                 public void ConvertFrom_x5 ()
 163                 {
 164                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 165                                         new Point (10, 10));
 166                 }
 167
 168                 [Test]
 169                 [ExpectedException (typeof (NotSupportedException))]
 170                 public void ConvertFrom_x6 ()
 171                 {
 172                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 173                                         new PointF (10, 10));
 174                 }
 175
 176                 [Test]
 177                 [ExpectedException (typeof (NotSupportedException))]
 178                 public void ConvertFrom_x7 ()
 179                 {
 180                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 181                                         new Size (10, 10));
 182                 }
 183
 184                 [Test]
 185                 [ExpectedException (typeof (NotSupportedException))]
 186                 public void ConvertFrom_x8 ()
 187                 {
 188                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 189                                         new SizeF (10, 10));
 190                 }
 191
 192                 [Test]
 193                 [ExpectedException (typeof (NotSupportedException))]
 194                 public void ConvertFrom_x9 ()
 195                 {
 196                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture, 0x10);
 197                 }
 198
 199                 [Test]
 200                 public void ConvertTo ()
 201                 {
 202                         Assert.AreEqual (colStrInvariant, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 203                                 Color.FromArgb (10, 20, 30), typeof (String)), "CT#1");
 204                         Assert.AreEqual (colStrInvariant, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 205                                 Color.FromArgb (255, 10, 20, 30), typeof (String)), "CT#2");
 206                         Assert.AreEqual ("10, 20, 30, 40", colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 207                                 Color.FromArgb (10, 20, 30, 40), typeof (String)), "CT#3");
 208                         Assert.AreEqual (colnamedStr, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 209                                 colnamed, typeof (String)), "CT#4");
 210
 211                         Assert.AreEqual (string.Empty, colconv.ConvertTo (Color.Empty, typeof (string)), "CT#5");
 212                         Assert.AreEqual ("Red", colconv.ConvertTo (Color.Red, typeof (string)), "CT#6");
 213                         Assert.AreEqual (string.Empty, colconv.ConvertTo (null, typeof (string)), "CT#7");
 214                         Assert.AreEqual ("test", colconv.ConvertTo ("test", typeof (string)), "CT#8");
 215                 }
 216
 217                 [Test]
 218                 [ExpectedException (typeof (NotSupportedException))]
 219                 public void ConvertTo_x1 ()
 220                 {
 221                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 222                                         typeof (Color));
 223                 }
 224
 225                 [Test]
 226                 [ExpectedException (typeof (NotSupportedException))]
 227                 public void ConvertTo_x2 ()
 228                 {
 229                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 230                                         typeof (SizeF));
 231                 }
 232
 233                 [Test]
 234                 [ExpectedException (typeof (NotSupportedException))]
 235                 public void ConvertTo_x3 ()
 236                 {
 237                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 238                                         typeof (Point));
 239                 }
 240
 241                 [Test]
 242                 [ExpectedException (typeof (NotSupportedException))]
 243                 public void ConvertTo_x4 ()
 244                 {
 245                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 246                                         typeof (PointF));
 247                 }
 248
 249                 [Test]
 250                 [ExpectedException (typeof (NotSupportedException))]
 251                 public void ConvertTo_x5 ()
 252                 {
 253                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 254                                         typeof (int));
 255                 }
 256
 257                 [Test]
 258                 public void GetCreateInstanceSupported ()
 259                 {
 260                         Assert.IsTrue (!colconv.GetCreateInstanceSupported (), "GCIS#1");
 261                         Assert.IsTrue (!colconv.GetCreateInstanceSupported (null), "GCIS#2");
 262                 }
 263
 264                 [Test]
 265                 public void CreateInstance ()
 266                 {
 267                         Hashtable ht = new Hashtable ();
 268                         ht.Add ("R", 10); ht.Add ("G", 20); ht.Add ("B", 30);
 269
 270                         Assert.AreEqual (null, colconv.CreateInstance (ht), "CI#1");
 271
 272                         ht.Add ("Name", "ForestGreen");
 273
 274                         Assert.AreEqual (null, colconv.CreateInstance (null, ht), "CI#2");
 275                 }
 276
 277                 [Test]
 278                 public void GetPropertiesSupported ()
 279                 {
 280                         Assert.IsTrue (!colconv.GetPropertiesSupported (), "GPS#1");
 281                         Assert.IsTrue (!colconv.GetPropertiesSupported (null), "GPS#2");
 282                 }
 283
 284                 [Test]
 285                 public void GetProperties ()
 286                 {
 287                         Attribute [] attrs;
 288
 289                         Assert.AreEqual (null, colconv.GetProperties (col), "GP1#1");
 290
 291                         Assert.AreEqual (null, colconv.GetProperties (null, col, null), "GP2#1");
 292
 293                         attrs = Attribute.GetCustomAttributes (typeof (Color), true);
 294                         Assert.AreEqual (null, colconv.GetProperties (null, col, attrs), "GP3#5");
 295                 }
 296
 297                 [Test]
 298                 public void ConvertFromInvariantString_string ()
 299                 {
 300                         Assert.AreEqual (col, colconv.ConvertFromInvariantString (colStrInvariant), "CFISS#1");
 301                         Assert.AreEqual (colnamed, colconv.ConvertFromInvariantString (colnamedStr), "CFISS#2");
 302                 }
 303
 304                 [Test]
 305                 [ExpectedException (typeof (ArgumentException))]
 306                 public void ConvertFromInvariantString_InvalidComponentCount ()
 307                 {
 308                         colconv.ConvertFromInvariantString ("1, 2, 3, 4, 5");
 309                 }
 310
 311                 [Test]
 312                 public void ConvertFromInvariantString_InvalidNumber ()
 313                 {
 314                         try {
 315                                 colconv.ConvertFromInvariantString ("hello");
 316                                 Assert.Fail ("#1");
 317                         } catch (Exception ex) {
 318                                 Assert.AreEqual (typeof (Exception), ex.GetType (), "#2");
 319                                 Assert.IsNotNull (ex.InnerException, "#3");
 320                                 Assert.AreEqual (typeof (FormatException), ex.InnerException.GetType (), "#3");
 321                         }
 322                 }
 323
 324                 [Test]
 325                 public void ConvertFromString_string ()
 326                 {
 327                         Assert.AreEqual (col, colconv.ConvertFromString (colStr), "CFSS#1");
 328                         Assert.AreEqual (colnamed, colconv.ConvertFromString (colnamedStr), "CFSS#2");
 329                 }
 330
 331                 [Test]
 332                 [ExpectedException (typeof (ArgumentException))]
 333                 public void ConvertFromString_InvalidComponentCount ()
 334                 {
 335                         CultureInfo culture = CultureInfo.CurrentCulture;
 336                         colconv.ConvertFromString (string.Format (culture,
 337                                 "1{0} 2{0} 3{0} 4{0} 5", culture.TextInfo.ListSeparator[0]));
 338                 }
 339
 340                 [Test]
 341                 public void ConvertFromString_InvalidNumber ()
 342                 {
 343                         try {
 344                                 colconv.ConvertFromString ("hello");
 345                                 Assert.Fail ("#1");
 346                         } catch (Exception ex) {
 347                                 Assert.AreEqual (typeof (Exception), ex.GetType (), "#2");
 348                                 Assert.IsNotNull (ex.InnerException, "#3");
 349                                 Assert.AreEqual (typeof (FormatException), ex.InnerException.GetType (), "#3");
 350                         }
 351                 }
 352
 353                 [Test]
 354                 public void ConvertToInvariantString_string () {
 355                         Assert.AreEqual (colStrInvariant, colconv.ConvertToInvariantString (col), "CFISS#1");
 356                         Assert.AreEqual (colnamedStr, colconv.ConvertToInvariantString (colnamed), "CFISS#2");
 357                 }
 358
 359                 [Test]
 360                 public void ConvertToString_string () {
 361                         Assert.AreEqual (colStr, colconv.ConvertToString (col), "CFISS#1");
 362                         Assert.AreEqual (colnamedStr, colconv.ConvertToString (colnamed), "CFISS#3");
 363                 }
 364
 365                 [Test]
 366                 public void GetStandardValuesSupported () {
 367                         Assert.IsTrue (colconv.GetStandardValuesSupported ());
 368                 }
 369
 370                 [Test]
 371                 public void GetStandardValues () {
 372                         Assert.AreEqual (167, colconv.GetStandardValues ().Count);
 373                         Assert.AreEqual (167, colconv.GetStandardValues (null).Count);
 374                 }
 375
 376                 [Test]
 377                 public void GetStandardValuesExclusive () {
 378                         Assert.AreEqual (false, colconv.GetStandardValuesExclusive ());
 379                 }
 380         }
 381 }
 382