}
public void testClusterAsFormatStringSparseWithBindings() {
double[] d = { 1.1, 0.0, 3.3 };
Vector m = new SequentialAccessSparseVector(3);
m.assign(d);
Printable cluster = new Cluster(m, 123);
String formatString = cluster.asFormatString(null);
System.out.println(formatString);
assertEquals("format", "C123: [0:1.100, 2:3.300]", formatString);
}