Étendons maintenant cet exemple et ajoutons plus de détails pour voir comment tester différentes parties.

### Fichier d’application **FastAPI** étendu { #extended-fastapi-app-file }

Continuons avec la même structure de fichiers qu’auparavant :

```
.
├── app
│   ├── __init__.py
│   ├── main.py
│   └── test_main.py
```

                if (line.length() == 0 || line.charAt(0) == '#') {
                    if (updater != null) {
                        updater.write(line);
                    }
                    continue; // ignore empty lines and comments
                }

                final String inputStrings = line;
                final String input = unescape(inputStrings);

                if (input.length() > 0) {

        streamId = 0,
        length = settings.size() * 6,
        type = TYPE_SETTINGS,
        flags = FLAG_NONE,
      )
      for (i in 0 until Settings.COUNT) {
        if (!settings.isSet(i)) continue
        sink.writeShort(i)
        sink.writeInt(settings[i])
      }
      sink.flush()
    }
  }

  /**
   * Send a connection-level ping to the peer. `ack` indicates this is a reply. The data in

                }

                for (Map.Entry<Object, Object> entry : m.entrySet()) {
                    Object value = entry.getValue();

                    if (value == null) {
                        continue;
                    }

                    if (String.class == value.getClass()) {
                        String interpolated = ctx.interpolate((String) value);

 * behavior of the stopwatch.
 *
 * <p><b>Note:</b> This class is not thread-safe.
 *
 * <p><b>Warning for Android users:</b> a stopwatch with default behavior may not continue to keep
 * time while the device is asleep. Instead, create one like this:
 *
 * {@snippet :
 * Stopwatch.createStarted(
 *      new Ticker() {
 *        public long read() {

      throws InvocationTargetException {
    for (Method method : type.getRawType().getMethods()) {
      if ((method.getModifiers() & STATIC) != 0) {
        continue;
      }
      ImmutableList<Parameter> parameters = type.method(method).getParameters();
      Object[] args = new Object[parameters.size()];
      for (int i = 0; i < parameters.size(); i++) {

   */
  @Deprecated
  @Override
  V apply(K key);

  /**
   * Loads a new value for {@code key}, possibly asynchronously. While the new value is loading the
   * previous value (if any) will continue to be returned by {@code get(key)} unless it is evicted.
   * If the new value is loaded successfully it will replace the previous value in the cache; if an

                    try {
                        ((Destroyable) masterKey).destroy();
                    } catch (DestroyFailedException e) {
                        // Log but continue - not all JVM implementations support destroying SecretKey
                        log.debug("SecretKey destroy not fully supported: {}", e.getMessage());
                        failedToDestroy = true;

		}
	}()

	// Start parsers
	for range runtime.GOMAXPROCS(0) {
		go func() {
			for in := range r.input {
				if len(in.input) == 0 {
					in.dst <- nil
					continue
				}
				dst := r.csvDstPool.Get()
				if len(dst) < 1000 {
					dst = make([][]string, 0, 1000)
				}

				cr := newReader(bytes.NewBuffer(in.input))
				all := dst[:0]
				err := func() error {

	}
}

func (list *TargetList) sendSync(event Event, targetIDset TargetIDSet) {
	var wg sync.WaitGroup
	for id := range targetIDset {
		target, ok := list.get(id)
		if !ok {
			continue
		}
		wg.Add(1)
		go func(id TargetID, target Target) {
			list.currentSendCalls.Add(1)
			list.incCurrentSendCalls(id)
			list.incTotalEvents(id)
			defer list.decCurrentSendCalls(id)