@Test
@SuppressWarnings("unchecked")
public void testGetTimeSinceLastMeasurement() throws Exception {
long sleepTime = 20L;
// fill history with the same value.
long now = System.nanoTime() - 2 * sleepTime * 1000000;
for (int i = 0; i < TestUtils.getPropertyValue(history, "retention", Integer.class); i++) {
history.success(now);
}
final Deque<Long> times = TestUtils.getPropertyValue(history, "times", Deque.class);
assertEquals(Long.valueOf(now), times.peekFirst());
assertEquals(Long.valueOf(now), times.peekLast());
// increment just so we'll have a different value between first and last
history.success(System.nanoTime() - sleepTime * 1000000);
assertNotEquals(times.peekFirst(), times.peekLast());
/*
* We've called Thread.sleep twice with the same value in quick
* succession. If timeSinceLastSend is pulling off the correct end of
* the queue, then we should be closer to the sleep time than we are to
* 2 x sleepTime, but we should definitely be greater than the sleep
* time.
*/
double timeSinceLastMeasurement = history.getTimeSinceLastMeasurement();
assertThat(timeSinceLastMeasurement, Matchers.greaterThan((double) (sleepTime / 100)));
assertThat(timeSinceLastMeasurement, Matchers.lessThanOrEqualTo(1.5 * sleepTime / 100));
}
private void assertIndexBalance(
ESLogger logger,
RoutingNodes nodes,
int numberOfNodes,
int numberOfIndices,
int numberOfReplicas,
int numberOfShards,
float treshold) {
final int numShards = numberOfShards * (numberOfReplicas + 1);
final float avgNumShards = (float) (numShards) / (float) (numberOfNodes);
final int minAvgNumberOfShards = Math.round(Math.round(Math.floor(avgNumShards - treshold)));
final int maxAvgNumberOfShards = Math.round(Math.round(Math.ceil(avgNumShards + treshold)));
for (String index : nodes.getRoutingTable().indicesRouting().keySet()) {
for (RoutingNode node : nodes) {
// logger.info(node.nodeId() +":"+index+ ": " + node.shardsWithState(index,
// INITIALIZING, STARTED).size() + " shards ("+minAvgNumberOfShards+" to
// "+maxAvgNumberOfShards+")");
assertThat(
node.shardsWithState(index, STARTED).size(),
Matchers.greaterThanOrEqualTo(minAvgNumberOfShards));
assertThat(
node.shardsWithState(index, STARTED).size(),
Matchers.lessThanOrEqualTo(maxAvgNumberOfShards));
}
}
}
private void assertPrimaryBalance(
ESLogger logger,
RoutingNodes nodes,
int numberOfNodes,
int numberOfIndices,
int numberOfReplicas,
int numberOfShards,
float treshold) {
final int numShards = numberOfShards;
final float avgNumShards = (float) (numShards) / (float) (numberOfNodes);
final int minAvgNumberOfShards = Math.round(Math.round(Math.floor(avgNumShards - treshold)));
final int maxAvgNumberOfShards = Math.round(Math.round(Math.ceil(avgNumShards + treshold)));
for (String index : nodes.getRoutingTable().indicesRouting().keySet()) {
for (RoutingNode node : nodes) {
int primaries = 0;
for (ShardRouting shard : node.shardsWithState(index, STARTED)) {
primaries += shard.primary() ? 1 : 0;
}
// logger.info(node.nodeId() + ": " + primaries + " primaries
// ("+minAvgNumberOfShards+" to "+maxAvgNumberOfShards+")");
assertThat(primaries, Matchers.greaterThanOrEqualTo(minAvgNumberOfShards));
assertThat(primaries, Matchers.lessThanOrEqualTo(maxAvgNumberOfShards));
}
}
}
public ComparableExpectation<T> isLessThanOrEqualTo(final T value) {
return matches(Matchers.lessThanOrEqualTo(value));
}