*/
public interface MutableNetwork<N, E> extends Network<N, E> {

  /**
   * Adds {@code node} if it is not already present.
   *
   * <p><b>Nodes must be unique</b>, just as {@code Map} keys must be. They must also be non-null.
   *
   * @return {@code true} if the network was modified as a result of this call
   */
  @CanIgnoreReturnValue
  boolean addNode(N node);

  /**

        // Act: len==0 triggers initial token construction
        byte[] out = ctx.initSecContext(null, 0, 0);

        // Assert: returns a SPNEGO token (opaque here but non-null/non-empty)
        assertNotNull(out);
        assertTrue(out.length > 0);

        // Verify interactions: flags and an empty optimistic token are used
        verify(this.mechContext, times(1)).getFlags();

            if (input == null || input.isEmpty()) {
                assertEquals(0, result.length, "Null or empty input should produce empty array");
            } else {
                assertTrue(result.length > 0, "Non-empty input should produce non-empty array");
            }
        }
    }

    @Nested
    @DisplayName("Unicode and ASCII Encoding")
    class UnicodeAndASCIITests {

        @Test

            Thread thread2 = new Thread(() -> transportPool.getSmbTransport(context, address, DEFAULT_PORT, true));

            thread1.start();
            thread2.start();
            thread1.join();
            thread2.join();

            // Then
            verify(transportPool, times(2)).getSmbTransport(any(), any(Address.class), anyInt(), anyBoolean());
        }

        @Test

        assertNotNull(response);
        // Deleting non-existent elevate word should not error
        assertFalse(response.hasError());
    }

    @Test
    public void test_deleteNonExistentBadWord() throws Exception {
        // Should not throw
        suggester.indexer().deleteBadWord("non-existent");
    }

    @Test

 * NullPointerTester} uses best effort to pick non-null default values for many common JDK and Guava
 * types, and also for interfaces and public classes that have public parameter-less constructors.
 * When the non-null default value for a particular parameter type cannot be provided by {@code
 * NullPointerTester}, the caller can provide a custom non-null default value for the parameter type
 * via {@link #setDefault}.
 *

labels.contact_site_admin=Contatta l'amministratore del sito.
labels.request_error_title=Formato richiesta non valido.
labels.bad_request=La richiesta all'URL non è valida.
labels.page_not_found_title=Pagina non trovata.
labels.check_url=Controlla l'URL.
labels.busy_title=Servizio temporaneamente non disponibile
labels.busy_message=Il server sta attualmente riscontrando un carico elevato. Riprova più tardi.

    # with forward slashes, e.g. 'C:/Program Files', instead of
    # '/c/Program Files', thus becoming converted simply by virtue of having
    # been read.
    converted_vars[var] = value

  var_str = '\n'.join(f'{k}="{v}"'
                      for k, v in converted_vars.items())
  # The string can then be piped into `source`, to re-set the
  # 'converted' variables.
  print(var_str)


if __name__ == '__main__':

@ExtendWith(MockitoExtension.class)
public class JAASAuthenticatorTest {

    enum SubjectVariant {
        DEFAULT_NO_PS, // configuration null, no preset Subject
        DEFAULT_WITH_PS, // configuration null, but super.getSubject() returns non-null
        WITH_CONFIG // configuration provided via StaticJAASConfiguration
    }

    private JAASAuthenticator buildAuthenticator(SubjectVariant variant) {
        switch (variant) {
        case DEFAULT_WITH_PS: {

	if result.Data != nil {
		t.Errorf("expected Data to be nil, got %v", result.Data)
	}

	// Test with non-nil value
	dataValue := map[string]interface{}{"key": "value"}
	product2 := ProductWithAny{Name: "Product 2", Data: dataValue}
	if err := DB.Create(&product2).Error; err != nil {
		t.Fatalf("failed to create product with non-nil any field, got error %v", err)
	}

	var result2 ProductWithAny