// Multiple HTTP request handlers updating stats concurrently,
	// while background processes are reading the stats for persistence.
	const numWriters = 100 // Simulate many HTTP request handlers.
	const numReaders = 50  // Simulate background stats readers.
	const opsPerGoroutine = 100

	var wg sync.WaitGroup
	for i := range numWriters {
		wg.Add(1)
		go func(writerID int) {
			defer wg.Done()

    }

    @Test
    public void test_getLongMessage() {
        // Test with very long message
        StringBuilder longMessage = new StringBuilder();
        for (int i = 0; i < 1000; i++) {
            longMessage.append("Error ").append(i).append(" ");
        }
        String message = longMessage.toString();

        DataStoreException exception = new DataStoreException(message);

  private NetworkForTest<Integer, String> networkForTest;
  private static final Integer N1 = 1;
  private static final Integer N2 = 2;
  private static final Integer NODE_NOT_IN_GRAPH = 1000;
  private static final String E11 = "1-1";
  private static final String E11_A = "1-1a";
  private static final String E12 = "1-2";
  private static final String E12_A = "1-2a";
  private static final String E21 = "2-1";

            RuntimeCIFSException exception = new RuntimeCIFSException("");
            assertEquals("", exception.getMessage());
        });

        // Test long message
        String longMessage = createTestString(1000);
        assertDoesNotThrow(() -> {
            RuntimeCIFSException exception = new RuntimeCIFSException(longMessage);
            assertEquals(longMessage, exception.getMessage());
        });

In that case, you can disable this feature in **FastAPI**, with the parameter `separate_input_output_schemas=False`.

/// info

Support for `separate_input_output_schemas` was added in FastAPI `0.102.0`. 🤓

///

{* ../../docs_src/separate_openapi_schemas/tutorial002_py310.py hl[10] *}

### Same Schema for Input and Output Models in Docs { #same-schema-for-input-and-output-models-in-docs }

  @Override
  protected void setUp() {
    ExecutorService executor = newSingleThreadExecutor();
    tearDownStack.addTearDown(executor::shutdownNow);
    sleeper = new SleepingRunnable(1000);
    delayedFuture = executor.submit(sleeper, true);

    tearDownStack.addTearDown(() -> Thread.interrupted());
  }

  @Override
  protected void tearDown() {
    tearDownStack.runTearDown();
  }

    int range = 10_000; // range should be small enough that equal elements occur semi-frequently
    for (int iter = 0; iter < reduceIterationsIfGwt(1000); iter++) {
      for (int i = 0; i < 100; i++) {
        Integer element = random.nextInt(range);
        elements.add(element);
        queue.add(element);
      }
      Iterator<Integer> queueIterator = queue.iterator();

            public void init() {
                fessConfig = new FessConfig.SimpleImpl() {
                    @Override
                    public Integer getSuggestPopularWordCacheSizeAsInteger() {
                        return 1000;
                    }

                    @Override
                    public Integer getSuggestPopularWordCacheExpireAsInteger() {
                        return 10;
                    }

    sink.putChar((char) 0x0201);
    HashCode unused = sink.hash();
    sink.assertInvariants(2);
    sink.assertBytes(new byte[] {1, 2, 0, 0}); // padded with zeros
  }

  public void testString() {
    Random random = new Random();
    for (int i = 0; i < 100; i++) {
      byte[] bytes = new byte[64];
      random.nextBytes(bytes);
      String s = new String(bytes, UTF_16LE); // so all random strings are valid

            score -= 50;
        else if (errorRate > 0.01)
            score -= 20;

        // Adjust based on interface capabilities
        score += localInterface.getScore() / 100;
        score += remoteInterface.getScore() / 100;

        // Prefer primary channel slightly
        if (isPrimary)
            score += 10;

        // Penalize channels with many pending operations