hmac.engineUpdate(TEST_DATA, 0, TEST_DATA.length);

        byte[] buffer = new byte[32];
        int bytesWritten = hmac.engineDigest(buffer, 5, 16);

        assertEquals(16, bytesWritten);
        // Check that bytes were written to the correct position
        byte[] extractedResult = Arrays.copyOfRange(buffer, 5, 21);
        assertEquals(16, extractedResult.length);
    }

    @Test

          <required>false</required>
          <editable>true</editable>
        </parameter>
      </parameters>

- we need to know what came from the POM, and validate those
- plugin in any default values
- check to see if anything is missing

将 `tags` 参数和*路径操作*（以及 `APIRouter`）一起使用，将其分配给不同的标签：

{* ../../docs_src/metadata/tutorial004_py310.py hl[21,26] *}

/// info | 信息

阅读更多关于标签的信息[路径操作配置](path-operation-configuration.md#tags)。

///

### 查看文档 { #check-the-docs }

如果你现在查看文档，它们会显示所有附加的元数据：

<img src="/img/tutorial/metadata/image02.png">

### 标签顺序 { #order-of-tags }

每个标签元数据字典的顺序也定义了在文档用户界面显示的顺序。

}

func TestErasureHeal(t *testing.T) {
	for i, test := range erasureHealTests {
		if test.offDisks < test.badStaleDisks {
			// test case sanity check
			t.Fatalf("Test %d: Bad test case - number of stale drives cannot be less than number of badstale drives", i)
		}

		// create some test data

    if (oldNodeForKey != null) {
      replaceNodeForKey(oldNodeForKey, newNode);
    } else {
      insertPlacingAtEndOfIterationOrder(newNode);
    }

    // TODO(cpovirk): Don't perform rehash check if we replaced an existing entry (as in `put`)?
    rehashIfNecessary();
    return keyOrNull(oldNodeForValue);
  }

  private void rehashIfNecessary() {
    @Nullable Node<K, V>[] oldKToV = hashTableKToV;

        testLdapManager.applyModifiesUser = true;

        User result = ldapChain.load(user);

        assertSame(user, result);
        assertEquals("modified", user.getName()); // Check that user was modified
        assertTrue(testLdapManager.applyCalled);
    }

    // Helper method to create test user
    private User createTestUser(String username, String password) {

   * array nor its contents can be null, but it is not useful to force the use of {@code
   * requireNonNull} or the like just to assert that.
   *
   * <p>{@code EqualsTester} will always check that every object it is given returns false from
   * {@code equals(null)}, so it is neither useful nor allowed to include a null value in any
   * equality group.
   */
  @CanIgnoreReturnValue

        // Create resource that will be garbage collected without closing
        createLeakyResource();

        // Force garbage collection
        System.gc();
        Thread.sleep(200);

        // Check for leaks
        resourceManager.checkForLeaks();

        Map<String, Object> stats = resourceManager.getStatistics();
        // The leak counter may or may not increment depending on GC timing

これは、**ユーザー**が実際に Webhook リクエストを受け取りたい**URL パス**を、別の方法（例: Web ダッシュボード）で定義することを想定しているためです。

### ドキュメントの確認 { #check-the-docs }

アプリを起動し、[http://127.0.0.1:8000/docs](http://127.0.0.1:8000/docs) にアクセスします。

ドキュメントには通常の *path operations* に加えて、**webhooks** も表示されます:

// See issue 58735.
TEXT ·a13(SB), 0, $0-0
	MULXQ runtime·writeBarrier(SB), AX, CX
	RET

// Various special cases in the use-R15-after-global-access-when-dynlinking check.
// See issue 58632.
TEXT ·a14(SB), 0, $0-0
	CMPL runtime·writeBarrier(SB), $0
	MULXQ R15, AX, BX // ERROR "when dynamic linking, R15 is clobbered by a global variable access and is used here"
	RET
TEXT ·a15(SB), 0, $0-0