package jalview.schemes;

import static org.testng.Assert.assertEquals;

import java.awt.Color;

import org.testng.annotations.Test;

public class PIDColourSchemeTest
{
  /**
   * Test findColour for cases:
   * <ul>
   * <li>gap: white</li>
   * <li>no match to consensus: white</li>
   * <li>match consensus with pid > 80%: 100,100,255</li>
   * <li>match consensus with pid > 60%: 153, 153, 255</li>
   * <li>match consensus with pid > 40%: 204, 204, 255</li>
   * <li>match consensus with pid <= 40%: white</li>
   * <li>joint consensus matching</li>
   * <li>case insensitive matching</li>
   * <ul>
   */
  @Test
  public void testFindColour()
  {
    ColourSchemeI scheme = new PIDColourScheme();

    Color over40 = new Color(204, 204, 255);
    Color over60 = new Color(153, 153, 255);
    Color over80 = new Color(100, 100, 255);

    /*
     * doesn't use column or sequence
     */
    assertEquals(scheme.findColour('A', 0, null, "A", 0f), Color.white);
    assertEquals(scheme.findColour('A', 0, null, "A", 40f), Color.white);
    assertEquals(scheme.findColour('A', 0, null, "A", 40.1f), over40);
    assertEquals(scheme.findColour('A', 0, null, "A", 60f), over40);
    assertEquals(scheme.findColour('A', 0, null, "A", 60.1f), over60);
    assertEquals(scheme.findColour('A', 0, null, "A", 80f), over60);
    assertEquals(scheme.findColour('A', 0, null, "A", 80.1f), over80);
    assertEquals(scheme.findColour('A', 0, null, "A", 100f), over80);

    assertEquals(scheme.findColour('a', 0, null, "A", 80f), over60);
    assertEquals(scheme.findColour('A', 0, null, "a", 80f), over60);
    assertEquals(scheme.findColour('a', 0, null, "a", 80f), over60);
    assertEquals(scheme.findColour('A', 0, null, "AC", 80f), over60);
    assertEquals(scheme.findColour('A', 0, null, "KCA", 80f), over60);
  }
}