import static org.testng.AssertJUnit.assertNull;
import static org.testng.AssertJUnit.assertSame;
+
import java.awt.Color;
+import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
+import jalview.gui.JvOptionPane;
public class ColorUtilsTest
{
+ @BeforeClass(alwaysRun = true)
+ public void setUpJvOptionPane()
+ {
+ JvOptionPane.setInteractiveMode(false);
+ JvOptionPane.setMockResponse(JvOptionPane.CANCEL_OPTION);
+ }
+
Color paleColour = new Color(97, 203, 111); // pale green
Color midColour = new Color(135, 57, 41); // mid red
assertEquals(new Color(46, 31, 16), // with rounding down
ColorUtils.bleachColour(colour, -0.7f));
}
+
+ @Test(groups = "Functional")
+ public void testParseColourString()
+ {
+ /*
+ * by colour name - if known to AWT, and included in
+ *
+ * @see ColourSchemeProperty.getAWTColorFromName()
+ */
+ assertSame(Color.RED, ColorUtils.parseColourString("red"));
+ assertSame(Color.RED, ColorUtils.parseColourString("Red"));
+ assertSame(Color.RED, ColorUtils.parseColourString(" RED "));
+
+ /*
+ * by RGB hex code
+ */
+ String hexColour = Integer.toHexString(Color.RED.getRGB() & 0xffffff);
+ assertEquals("ff0000", hexColour);
+ assertEquals(Color.RED, ColorUtils.parseColourString(hexColour));
+ // 'hex' prefixes _not_ wanted here
+ assertNull(ColorUtils.parseColourString("0x" + hexColour));
+ assertNull(ColorUtils.parseColourString("#" + hexColour));
+ // out of range, but Color constructor just or's the rgb value with 0
+ assertEquals(Color.black, ColorUtils.parseColourString("1000000"));
+
+ /*
+ * by RGB triplet
+ */
+ Color c = Color.pink;
+ String rgb = String.format("%d,%d,%d", c.getRed(), c.getGreen(),
+ c.getBlue());
+ assertEquals("255,175,175", rgb);
+ assertEquals(c, ColorUtils.parseColourString(rgb));
+ assertEquals(c, ColorUtils.parseColourString("255, 175 , 175"));
+
+ /*
+ * odds and ends
+ */
+ assertNull(ColorUtils.parseColourString(null));
+ assertNull(ColorUtils.parseColourString("rubbish"));
+ // from 2.11.2
+ assertEquals(Color.WHITE, ColorUtils.parseColourString("-1"));
+ assertNull(ColorUtils
+ .parseColourString(String.valueOf(Integer.MAX_VALUE)));
+ assertNull(ColorUtils.parseColourString("100,200,300")); // out of range
+ assertNull(ColorUtils.parseColourString("100,200")); // too few
+ assertNull(ColorUtils.parseColourString("100,200,100,200")); // too many
+ }
+
+ @Test(groups = "Functional")
+ public void testGetAWTColorFromName() {
+ assertEquals(Color.white, ColorUtils.getAWTColorFromName("white"));
+ assertEquals(Color.white, ColorUtils.getAWTColorFromName("White"));
+ assertEquals(Color.white, ColorUtils.getAWTColorFromName("WHITE"));
+ assertEquals(Color.pink, ColorUtils.getAWTColorFromName("pink"));
+ assertNull(ColorUtils.getAWTColorFromName("mauve")); // no such name
+ assertNull(ColorUtils.getAWTColorFromName(""));
+ assertNull(ColorUtils.getAWTColorFromName(null));
+ }
+
+ @Test(groups = "Functional")
+ public void testCreateColourFromName()
+ {
+ assertEquals(Color.white, ColorUtils.createColourFromName(null));
+ assertEquals(new Color(20, 20, 20), ColorUtils.createColourFromName(""));
+ assertEquals(new Color(98, 131, 171),
+ ColorUtils.createColourFromName("None")); // no special treatment!
+ assertEquals(new Color(123, 211, 122),
+ ColorUtils.createColourFromName("hello world"));
+ assertEquals(new Color(27, 147, 112),
+ ColorUtils.createColourFromName("HELLO WORLD"));
+ /*
+ * the algorithm makes the same values for r,g,b if
+ * the string consists of 3 repeating substrings
+ */
+ assertEquals(new Color(184, 184, 184),
+ ColorUtils.createColourFromName("HELLO HELLO HELLO "));
+ }
}