void assertEmpty(StatsBuffer buffer) {
assertEquals(buffer.getCount(), 0);
assertEquals(buffer.getTotalTime(), 0);
assertEquals(buffer.getMax(), 0);
assertEquals(buffer.getMin(), 0);
// the following values could be NaN
assertEquals(buffer.getMean(), 0.0);
assertEquals(buffer.getVariance(), 0.0);
assertEquals(buffer.getStdDev(), 0.0);
assertEquals(buffer.getPercentileValues()[0], 0.0);
}
@Test
public void testTotalNoWrap() {
StatsBuffer buffer = getNoWrap();
assertEquals(buffer.getTotalTime(), SIZE / 2 * (SIZE / 2 + 1) / 2);
}
@Test
public void testTotalWrap() {
StatsBuffer buffer = getWithWrap();
assertEquals(buffer.getTotalTime(), EXPECTED_TOTAL_WRAP);
}
