// ordered endpoints not compatible with undirected graph
    assertThat(edges).doesNotContain(EndpointPair.ordered(N1, N2));

    assertThat(edges).doesNotContain(EndpointPair.unordered(N2, N2)); // edge not present
    assertThat(edges).doesNotContain(EndpointPair.unordered(N3, N4)); // nodes not in graph
  }

  @Test
  public void endpointPair_directed_contains() {

    // ordered endpoints not compatible with undirected graph
    assertThat(edges).doesNotContain(EndpointPair.ordered(N1, N2));

    assertThat(edges).doesNotContain(EndpointPair.unordered(N2, N2)); // edge not present
    assertThat(edges).doesNotContain(EndpointPair.unordered(N3, N4)); // nodes not in graph
  }

  @Test
  public void endpointPair_directed_contains() {

#
# Windows .bat files are known to have multiple bugs when run with LF
# endings, and so they are checked in with CRLF endings, with a test
# in test/winbatch.go to catch problems. (See golang.org/issue/37791.)
#
# We'll prevent accidental CRLF line endings from entering the repo
# via the git-codereview gofmt checks and tests.
#
# See golang.org/issue/9281.

- response (HTTP): 响应
- path operation: 路径操作
- path operation function: 路径操作函数

### `///` admonitions

- Keep the admonition keyword in English (do not translate `note`, `tip`, etc.).
- If a title is present, prefer these canonical titles:

- `/// tip | 提示`
- `/// note | 注意`
- `/// warning | 警告`
- `/// info | 信息`

  public static int compare(long a, long b) {
    return Longs.compare(flip(a), flip(b));
  }

  /**
   * Returns the least value present in {@code array}, treating values as unsigned.
   *
   * @param array a <i>nonempty</i> array of unsigned {@code long} values
   * @return the value present in {@code array} that is less than or equal to every other value in
   *     the array according to {@link #compare}

    // The in-flight editor can still write after a trim failure.
    inFlightEditor.setString(0, "cc")
    inFlightEditor.setString(1, "cc")
    inFlightEditor.commit()

    // Confirm the committed values are present after a successful cache trim.
    filesystem.setFaultyDelete(cacheDir / "a.0", false)
    taskFaker.runNextTask()
    assertValue("c", "cc", "cc")
  }

  @Test

    /**
     * Persistent handles have infinite timeout
     */
    public static final long PERSISTENT_TIMEOUT = 0;

    /**
     * Private constructor to prevent instantiation
     */
    private Smb2HandleCapabilities() {
        // Utility class
    }

    Set<Feature<?>> moreAbsentFeatures = moreRequirements.getAbsentFeatures();
    checkConflict("absent", absentFeatures, "present", morePresentFeatures, source);
    checkConflict("present", presentFeatures, "absent", moreAbsentFeatures, source);
    presentFeatures.addAll(morePresentFeatures);
    absentFeatures.addAll(moreAbsentFeatures);
    return requirements;
  }

   *
   * <p><b>Warning: do not depend</b> on the behavior of this method.
   *
   * <p>Historically, {@code Supplier} instances in this library have implemented this method to
   * recognize certain cases where distinct {@code Supplier} instances would in fact behave
   * identically. However, as code migrates to {@code java.util.function}, that behavior will
   * disappear. It is best not to depend on it.
   */
  @Override

     */
    @ValidateTypeFailure
    public Long updatedTime;

    /**
     * The version number of the related content configuration for optimistic locking.
     * This field is required to prevent concurrent modification conflicts
     * by ensuring the configuration hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;