@Test
public void testCopyHeadersClusterAdminRequest() {
Map<String, String> transportHeaders = randomHeaders(randomIntBetween(0, 10));
Map<String, String> restHeaders = randomHeaders(randomIntBetween(0, 10));
Map<String, String> copiedHeaders = randomHeadersFrom(restHeaders);
Set<String> usefulRestHeaders = new HashSet<>(copiedHeaders.keySet());
usefulRestHeaders.addAll(randomMap(randomIntBetween(0, 10), "useful-").keySet());
Map<String, String> restContext = randomContext(randomIntBetween(0, 10));
Map<String, String> transportContext =
Maps.difference(randomContext(randomIntBetween(0, 10)), restContext).entriesOnlyOnLeft();
HashMap<String, String> expectedHeaders = new HashMap<>();
expectedHeaders.putAll(transportHeaders);
expectedHeaders.putAll(copiedHeaders);
Map<String, String> expectedContext = new HashMap<>();
expectedContext.putAll(transportContext);
expectedContext.putAll(restContext);
Client client =
client(
new NoOpClient(), new FakeRestRequest(restHeaders, expectedContext), usefulRestHeaders);
ClusterHealthRequest clusterHealthRequest = Requests.clusterHealthRequest();
putHeaders(clusterHealthRequest, transportHeaders);
putContext(clusterHealthRequest, transportContext);
assertHeaders(clusterHealthRequest, transportHeaders);
client.admin().cluster().health(clusterHealthRequest);
assertHeaders(clusterHealthRequest, expectedHeaders);
assertContext(clusterHealthRequest, expectedContext);
ClusterStateRequest clusterStateRequest = Requests.clusterStateRequest();
putHeaders(clusterStateRequest, transportHeaders);
putContext(clusterStateRequest, transportContext);
assertHeaders(clusterStateRequest, transportHeaders);
client.admin().cluster().state(clusterStateRequest);
assertHeaders(clusterStateRequest, expectedHeaders);
assertContext(clusterStateRequest, expectedContext);
ClusterStatsRequest clusterStatsRequest = Requests.clusterStatsRequest();
putHeaders(clusterStatsRequest, transportHeaders);
putContext(clusterStatsRequest, transportContext);
assertHeaders(clusterStatsRequest, transportHeaders);
client.admin().cluster().clusterStats(clusterStatsRequest);
assertHeaders(clusterStatsRequest, expectedHeaders);
assertContext(clusterStatsRequest, expectedContext);
}
