@Test
 public void testThatValuesAreInsideValidBounds() {
   assertFalse(
       RegionSelectableWorldMapPane.geoBoundsAreValid(
           91.0, validEastBound, validSouthBound, validWestBound));
   assertFalse(
       RegionSelectableWorldMapPane.geoBoundsAreValid(
           validNorthBound, 181.0, validSouthBound, validWestBound));
   assertFalse(
       RegionSelectableWorldMapPane.geoBoundsAreValid(
           validNorthBound, validEastBound, -91.0, validWestBound));
   assertFalse(
       RegionSelectableWorldMapPane.geoBoundsAreValid(
           validNorthBound, validEastBound, validSouthBound, -181.0));
 }
 @Test
 public void testThatEachValueMustBeNotNull() {
   assertFalse(
       RegionSelectableWorldMapPane.geoBoundsAreValid(
           null, validEastBound, validSouthBound, validWestBound));
   assertFalse(
       RegionSelectableWorldMapPane.geoBoundsAreValid(
           validNorthBound, null, validSouthBound, validWestBound));
   assertFalse(
       RegionSelectableWorldMapPane.geoBoundsAreValid(
           validNorthBound, validEastBound, null, validWestBound));
   assertFalse(
       RegionSelectableWorldMapPane.geoBoundsAreValid(
           validNorthBound, validEastBound, validSouthBound, null));
 }
 @Test
 public void testThatEastValueMustBeBiggerThanWestValue() {
   assertFalse(
       RegionSelectableWorldMapPane.geoBoundsAreValid(
           validNorthBound, 10.0, validSouthBound, 10.0));
 }
 @Test
 public void testThatNorthValueMustBeBiggerThanSouthValue() {
   assertFalse(
       RegionSelectableWorldMapPane.geoBoundsAreValid(10.0, validEastBound, 10.0, validWestBound));
 }
 @Test
 public void testThatReturnValueIsFalseIfAllBoundingValuesAreNull() {
   assertFalse(RegionSelectableWorldMapPane.geoBoundsAreValid(null, null, null, null));
 }
 @Test
 public void testValidBounds() {
   assertTrue(
       RegionSelectableWorldMapPane.geoBoundsAreValid(
           validNorthBound, validEastBound, validSouthBound, validWestBound));
 }