## Default response class { #default-response-class }

When creating a **FastAPI** class instance or an `APIRouter` you can specify which response class to use by default.

The parameter that defines this is `default_response_class`.

    override fun getAstVisitorClass(): Class<*> = IntegrationTestFixtureVisitor::class.java
}


class IntegrationTestFixtureVisitor : AbstractAstVisitor() {

    /**
     * Determines if the class is an integration test. It's a bit weak, but we cannot
     * rely on the class node analysis since it doesn't give the right superclass because

    ImmutableDoubleArray iia = ImmutableDoubleArray.of(0, 1, 3);
    assertThrows(IndexOutOfBoundsException.class, () -> iia.get(-1));
    assertThrows(IndexOutOfBoundsException.class, () -> iia.get(3));

    ImmutableDoubleArray sub = iia.subArray(1, 2);
    assertThrows(IndexOutOfBoundsException.class, () -> sub.get(-1));
  }

  public void testIndexOf() {

  }

  @SuppressWarnings("rawtypes") // class literals
  @Override
  protected List<Class<? extends AbstractTester>> getTesters() {
    List<Class<? extends AbstractTester>> testers = new ArrayList<>();
    testers.add(BiMapEntrySetTester.class);
    testers.add(BiMapPutTester.class);
    testers.add(BiMapInverseTester.class);
    testers.add(BiMapRemoveTester.class);
    testers.add(BiMapClearTester.class);
    return testers;

  }

  @SuppressWarnings({"rawtypes", "unchecked"})
  private static Type getSupertype(Type type, Class<?> superclass) {
    Class rawType = superclass;
    return TypeToken.of(type).getSupertype(rawType).getType();
  }

  private static Type getSubtype(Type type, Class<?> subclass) {
    return TypeToken.of(type).getSubtype(subclass).getType();
  }

    result.usingGenerator(generator);
    return result;
  }

  @SuppressWarnings("rawtypes") // class literals
  @Override
  protected List<Class<? extends AbstractTester>> getTesters() {
    List<Class<? extends AbstractTester>> testers = copyToList(super.getTesters());
    testers.add(NavigableMapNavigationTester.class);
    return testers;
  }

  @Override
  protected List<TestSuite> createDerivedSuites(

    assertSize(3);
    assertThrows(NullPointerException.class, () -> table.put(null, 2, cellValue('d')));
    assertThrows(NullPointerException.class, () -> table.put("cat", null, cellValue('d')));
    if (supportsNullValues()) {
      assertThat(table.put("cat", 2, null)).isNull();
      assertTrue(table.contains("cat", 2));
    } else {
      assertThrows(NullPointerException.class, () -> table.put("cat", 2, null));
    }
    assertSize(3);

import org.mockito.quality.Strictness;

/**
 * Tests for SmbTreeHandle interface.
 * This test class uses Mockito to create a mock implementation of the SmbTreeHandle interface.
 * Each method of the interface is tested to ensure it behaves as expected.
 */
@ExtendWith(MockitoExtension.class)
@MockitoSettings(strictness = Strictness.LENIENT)
class SmbTreeHandleTest {

    @Mock
    private SmbTreeHandle smbTreeHandle;

    @Mock

    @ConsistentCopyVisibility
    data class Kotlin internal constructor(

        override val currentFile: File,

        override val currentSourceRoot: File

    ) : ApiSourceFile()
}


internal
data class JavaSourceQuery<T : Any?>(
    val defaultValue: T,
    val visitor: GenericVisitor<T, Unit?>
)


internal
class SourcesRepository(

    private

        ConcurrentModificationException.class,
        () -> {
          Iterator<V> iterator = getMap().values().iterator();
          getMap().clear();
          iterator.next();
        });
  }

  @MapFeature.Require(absent = SUPPORTS_REMOVE)
  @CollectionSize.Require(absent = ZERO)
  public void testClear_unsupported() {
    assertThrows(UnsupportedOperationException.class, () -> getMap().clear());
    expectUnchanged();