@Test
public void getBounds() {

	this.group.add(this.point);
	this.group.add(this.multiPoint);
	this.group.add(this.polyline);
	this.group.add(this.polygon);
	this.group.add(this.circle);
	ESRIBounds bounds = this.group.getBounds();
	assertEpsilonEquals(-1, bounds.getMinX());
	assertEpsilonEquals(-1, bounds.getMinY());
	assertEpsilonEquals(1, bounds.getMaxX());
	assertEpsilonEquals(1, bounds.getMaxY());
}