package jalview.util;

import static org.testng.AssertJUnit.assertEquals;
import static org.testng.AssertJUnit.assertNull;

import java.util.Arrays;
import java.util.List;

import org.testng.annotations.Test;

public class ShiftListTest
{

  @Test(groups ={ "Functional" })
  public void testParseMap()
  {
    assertNull(ShiftList.parseMap(null));
    assertNull(ShiftList.parseMap(new int[]
    {}));
    
    /*
     * Gap map showing residues in aligned positions 2,3,6,8,9,10,12
     */
    int[] gm = new int[]
    { 2, 3, 6, 8, 9, 10, 12 };
    List<int[]> shifts = ShiftList.parseMap(gm).getShifts();
    assertEquals(4, shifts.size());

    // TODO are these results (which pass) correct??
    assertEquals("[0, 2]", Arrays.toString(shifts.get(0)));
    assertEquals("[4, 2]", Arrays.toString(shifts.get(1)));
    assertEquals("[7, 1]", Arrays.toString(shifts.get(2)));
    assertEquals("[11, 1]", Arrays.toString(shifts.get(3)));
  }
}