public void test_DocList() {
        Map<String, Object> value = new LinkedHashMap<>();
        DocMap docMap = new DocMap(value);
        assertTrue(docMap.isEmpty());
        value.clear();

        List<String> keys = Arrays.asList("test_2", "test_0", "lang", "test_1");
        value.put(keys.get(0), true);
        value.put(keys.get(1), 1000);
        value.put(keys.get(2), "ja");

    /**
     * Process an url when it's added as a seed url.
     *
     * @param url URL
     */
    void processUrl(String url);

    /**
     * Clear this filter.
     */
    void clear();

        assertEquals(0, list.size());

        cmd = "test.sh";
        params.clear();
        list = extractor.parseCommand(cmd, params);
        assertEquals(1, list.size());
        assertEquals("test.sh", list.get(0));

        cmd = "test.sh \"test1 ' test2\"";
        params.clear();
        list = extractor.parseCommand(cmd, params);
        assertEquals(2, list.size());

     * either it got collected, or {@link #clear} was called, or it wasn't set in the first place).
     */
    @CheckForNull
    V get();

    /** Returns the entry which contains this {@link WeakValueReference}. */
    E getEntry();

    /** Unsets the referenced value. Subsequent calls to {@link #get} will return {@code null}. */
    void clear();

    /**

    settings[Settings.ENABLE_PUSH] = 1
    assertThat(settings.getEnablePush(false)).isTrue()
    settings.clear()
    assertThat(settings.getMaxConcurrentStreams()).isEqualTo(Int.MAX_VALUE)
    settings[Settings.MAX_CONCURRENT_STREAMS] = 75
    assertThat(settings.getMaxConcurrentStreams()).isEqualTo(75)
    settings.clear()
    assertThat(settings.getMaxFrameSize(16384)).isEqualTo(16384)
    settings[Settings.MAX_FRAME_SIZE] = 16777215

    }
    return null;
  }

  /**
   * A sensible definition of {@link #clear} in terms of the {@code iterator} method of {@link
   * #entrySet}. In many cases, you may wish to override {@link #clear} to forward to this
   * implementation.
   *
   * @since 7.0
   */
  protected void standardClear() {
    Iterators.clear(entrySet().iterator());
  }

  /**

      if (record != null) {
        list.add(record);
      }
    }
  }

  @Override
  public void flush() {}

  @Override
  public void close() {}

  public void clear() {
    synchronized (lock) {
      list.clear();
    }
  }

  /** Returns a snapshot of the logged records. */
  /*
   * TODO(cpovirk): consider higher-level APIs here (say, assertNoRecordsLogged(),

	}

	// Clear
	DB.Model(&blog2).Association("LocaleTags").Clear()
	if DB.Model(&blog).Association("LocaleTags").Count() != 3 {
		t.Fatalf("ZH Blog's tags should not be cleared when clear EN Blog's tags")
	}

	if DB.Model(&blog2).Association("LocaleTags").Count() != 0 {
		t.Fatalf("EN Blog's tags should be cleared when clear EN Blog's tags")
	}

    assert "/async_raise" in errors
    errors.clear()


def test_async_raise_server_error():
    client = TestClient(app, raise_server_exceptions=False)
    response = client.get("/async_raise")
    assert response.status_code == 500, response.text
    assert state["/async_raise"] == "asyncgen raise finalized"
    assert "/async_raise" in errors
    errors.clear()


def test_context_b():

(_Please see [discuss.codelibs.org](https://discuss.codelibs.org/c/FessEN/8) before filing a bug._)

**Describe the bug**
A clear and concise description of what the bug is.

**To Reproduce**
Steps to reproduce the behavior:
1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

**Expected behavior**
A clear and concise description of what you expected to happen.

**Screenshots**