assertNotNull(ex.toString(), "toString should be non-null");
        ex.getMessage(); // don't assert content to avoid implementation assumptions

        // Verify no interactions happened with the mocked cause during construction/access
        verifyNoInteractions(mockCause);
    }

    @Test
    @DisplayName("Cause-only constructor with null: null cause maintained")

///

## Mais informações

Para aprender mais sobre as opções, verifique a documentação do Starlette para:

* <a href="https://www.starlette.io/websockets/" class="external-link" target="_blank">A classe `WebSocket`</a>.

			// delete this version leading to a free version
			xl.DeleteVersion(fi)
			freeVersionIDs = append(freeVersionIDs, fi.TierFreeVersionID())
			allVersionIDs = append(allVersionIDs, fi.TierFreeVersionID())
		} else {
			versions = append(versions, fi)
			allVersionIDs = append(allVersionIDs, fi.VersionID)
		}
	}
	buf, err := xl.AppendTo(nil)
	if err != nil {
		t.Fatalf("Failed to serialize xlmeta %v", err)
	}

/// tip

Você pode aprender mais sobre em [documentação de deployment](deployment/index.md){.internal-link target=_blank}.

///

## Más información

Para aprender más sobre las opciones, revisa la documentación de Starlette para:

* <a href="https://www.starlette.io/websockets/" class="external-link" target="_blank">La clase `WebSocket`</a>.

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