assertFalse(MoreFiles.isRegularFile(NOFOLLOW_LINKS).apply(symlinkToFile));
    }
  }

  /**
   * Creates a new file system for testing that supports the given features in addition to
   * supporting symbolic links. The file system is created initially having the following file
   * structure:
   *
   * <pre>
   *   /
   *      work/
   *         dir/
   *            a

 *
 * @since 26.0
 */
@ElementTypesAreNonnullByDefault
@J2ktIncompatible
public final class ExecutionSequencer {

  private ExecutionSequencer() {}

  /** Creates a new instance. */
  public static ExecutionSequencer create() {
    return new ExecutionSequencer();
  }

  /** This reference acts as a pointer tracking the head of a linked list of ListenableFutures. */

  // scheduled on that same threadpool, causing a deadlock in cases where the
  // caller of event_mgr->ThenExecute() blocks on the completion of the callback
  // (as in the case of ConstOp kernel creation on GPU, which involves copying a
  // CPU tensor to GPU).
  // Setting a larger thread pool does not help with the Swift caller, as we use
  // a different TFE context for each thread of execution (for running graph

    return file;
  }

  /**
   * Creates a new temp dir for testing. The returned directory and all contents of it will be
   * deleted in the tear-down for this test.
   */
  protected final File createTempDir() throws IOException {
    File tempFile = File.createTempFile("IoTestCase", "");
    if (!tempFile.delete() || !tempFile.mkdir()) {
      throw new IOException("failed to create temp dir");
    }

      "index" : {
        "creation_date" : "1509021052498",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "z3miZa9NSdywfPRNGhrlzg",
        "version" : {
          "created" : "6000051"
        },
        "provided_name" : "fess_config.elevate_word_to_label"
      }
    }
  }

      "index" : {
        "creation_date" : "1509021050077",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "AHy84s2vSoamP32r62Jy4Q",
        "version" : {
          "created" : "6000051"
        },
        "provided_name" : "fess_config.boost_document_rule"
      }
    }
  }

import java.math.BigDecimal;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.DoubleSummaryStatistics;
import junit.framework.TestCase;

/**
 * Tests for {@link Stats}. This tests instances created by both {@link Stats#of} and {@link
 * StatsAccumulator#snapshot}.
 *
 * @author Pete Gillin
 */
public class StatsTest extends TestCase {

  public void testCount() {

   */
  @SuppressWarnings("rawtypes") // https://github.com/google/guava/issues/989
  public static <R extends Comparable, C extends Comparable, V> TreeBasedTable<R, C, V> create() {
    return new TreeBasedTable<>(Ordering.natural(), Ordering.natural());
  }

  /**
   * Creates an empty {@code TreeBasedTable} that is ordered by the specified comparators.
   *
   * @param rowComparator the comparator that orders the row keys

   */
  public double populationCovariance() {
    checkState(count() != 0);
    return sumOfProductsOfDeltas / count();
  }

  /**
   * Returns the sample covariance of the values. The count must be greater than one.
   *
   * <p>This is not guaranteed to return zero when the dataset consists of the same pair of values
   * multiple times, due to numerical errors.
   *
   * <h3>Non-finite values</h3>
   *

      "index" : {
        "creation_date" : "1509021051920",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "fP473Sr-RZO2d36NkKGgKQ",
        "version" : {
          "created" : "6000051"
        },
        "provided_name" : "fess_config.duplicate_host"
      }
    }
  }