import static org.testng.AssertJUnit.assertNull;
import static org.testng.AssertJUnit.assertSame;
-import jalview.gui.JvOptionPane;
-
import java.awt.Color;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
+import jalview.gui.JvOptionPane;
+
public class ColorUtilsTest
{
*/
assertNull(ColorUtils.parseColourString(null));
assertNull(ColorUtils.parseColourString("rubbish"));
- assertEquals(Color.WHITE, ColorUtils.parseColourString("-1"));
+ assertNull(ColorUtils.parseColourString("-1"));
assertNull(ColorUtils.parseColourString(String
.valueOf(Integer.MAX_VALUE)));
assertNull(ColorUtils.parseColourString("100,200,300")); // out of range
assertEquals(new Color(184, 184, 184),
ColorUtils.createColourFromName("HELLO HELLO HELLO "));
}
-
- /**
- * Tests for the method that returns a colour graduated between darker() and
- * brighter()
- */
- @Test(groups = { "Functional" })
- public void testGetGraduatedColour_darkerToBrighter()
- {
- final Color colour = new Color(180, 200, 220);
-
- /*
- * value half-way between min and max does _not_ mean colour unchanged
- * darker (*.7) is (126, 140, 154)
- * brighter (*1/.7) is (255, 255, 255)
- * midway is (190, 197, 204)
- */
- Color col = ColorUtils.getGraduatedColour(20f, 10f, 30f, colour);
- assertEquals(190, col.getRed());
- assertEquals(197, col.getGreen());
- assertEquals(204, col.getBlue());
-
- // minValue (or less) returns colour.darker()
- // - or would do if Color.darker calculated better!
- col = ColorUtils.getGraduatedColour(10f, 10f, 30f, colour);
- assertEquals(col, new Color(126, 140, 154));
- // Color.darker computes 125.999999 and rounds down!
- assertEquals(new Color(125, 140, 154), colour.darker());
- col = ColorUtils.getGraduatedColour(-10f, 10f, 30f, colour);
- assertEquals(new Color(126, 140, 154), col);
-
- // maxValue (or more) returns colour.brighter()
- col = ColorUtils.getGraduatedColour(30f, 10f, 30f, colour);
- assertEquals(colour.brighter(), col);
- col = ColorUtils.getGraduatedColour(40f, 10f, 30f, colour);
- assertEquals(colour.brighter(), col);
-
- /*
- * 'linear' mid-point between 0.7 and 1/0.7 is 1.057
- * so the '
- */
- Color c = new Color(200, 200, 200);
- col = ColorUtils.getGraduatedColour(106f, 0f, 200f, c);
- assertEquals(c, col);
- }
}