@Test
public void verifyAperiodicTemplates() throws Exception {
final String[] templates = RandomnessUtils.aperiodicTemplates(length);
Arrays.sort(templates);
Arrays.sort(expectedAperiodicBits);
assertArrayEquals(expectedAperiodicBits, templates);
}
@Test
public void verifyAperiodicValues() throws Exception {
final int[] aperiodicValues = RandomnessUtils.aperiodicValues(length);
Arrays.sort(aperiodicValues);
final int[] expectedInts = toInts(expectedAperiodicBits);
Arrays.sort(expectedInts);
assertArrayEquals(expectedInts, aperiodicValues);
}
@Test
public void verifyPeriodicValues() throws Exception {
final int[] periodicValues = RandomnessUtils.periodicValues(length);
Arrays.sort(periodicValues);
final int[] expectedAperiodicValues = toInts(expectedAperiodicBits);
Arrays.sort(expectedAperiodicValues);
for (int i = 0, periodicPointer = 0, aperiodicPointer = 0; i < (1 << length) - 1; i++) {
if (i == periodicValues[periodicPointer]) {
periodicPointer++;
} else {
assertEquals(i, expectedAperiodicValues[aperiodicPointer++]);
}
}
assertEquals((1 << length) - expectedAperiodicValues.length, periodicValues.length);
}
@Test
public void verifyPeriodicTemplates() throws Exception {
final String[] periodicTemplates = RandomnessUtils.periodicTemplates(length);
Arrays.sort(periodicTemplates);
Arrays.sort(expectedAperiodicBits);
for (int i = 0, periodicPointer = 0, aperiodicPointer = 0; i < (1 << length) - 1; i++) {
if (i == Integer.valueOf(periodicTemplates[periodicPointer], 2).intValue()) {
assertEquals(length, periodicTemplates[periodicPointer].length());
periodicPointer++;
} else {
final int expectedAperiodicValue =
Integer.valueOf(expectedAperiodicBits[aperiodicPointer++], 2).intValue();
assertEquals(i, expectedAperiodicValue);
}
}
assertEquals((1 << length) - expectedAperiodicBits.length, periodicTemplates.length);
}
