* without exceeding the queue's capacity, returning {@code true} upon success and {@code false}
   * if this queue is full. This method is generally preferable to method {@link #add}, which can
   * fail to insert an element only by throwing an exception.
   *
   * @throws NullPointerException if the specified element is null
   */
  @CanIgnoreReturnValue
  @Override
  public boolean offer(E e) {

            assertTrue(result);
            assertFalse(echoResponse.isVerifyFailed());
            verify(mockDigest).verify(buffer, 0, 100, 0, echoResponse);
        }

        @Test
        @DisplayName("Should fail signature verification when digest verification fails")
        void testVerifySignatureFailed() throws Exception {
            byte[] buffer = new byte[1024];
            echoResponse.setDigest(mockDigest);

    }

    @Override
    public Artifact find(Artifact artifact) {
        File artifactFile = new File(getBasedir(), pathOf(artifact));

        // We need to set the file here or the resolver will fail with an NPE, not fully equipped to deal
        // with multiple local repository implementations yet.
        artifact.setFile(artifactFile);

        return artifact;
    }

    @Override

			if errors.Is(err, errFileNotFound) || errors.Is(err, errFileCorrupt) {
				if derr == nil {
					derr = err
				}
			}
		} else if err != nil {
			// For all errors that cannot be reconstructed fail the read operation.
			return -1, err
		}

		if err = e.DecodeDataBlocks(bufs); err != nil {
			return -1, err
		}

		n, err := writeDataBlocks(ctx, writer, bufs, e.dataBlocks, blockOffset, blockLength)

    * - gcr.io/google-containers/kube-dnsmasq-amd64
* Check if pathExists before performing Unmount ([#39311](https://github.com/kubernetes/kubernetes/pull/39311), [@rkouj](https://github.com/rkouj))
* Unmount operation should not fail if volume is already unmounted ([#38547](https://github.com/kubernetes/kubernetes/pull/38547), [@rkouj](https://github.com/rkouj))

        DataStoreParams paramMap = new DataStoreParams();
        paramMap.put("url_exclude_pattern", ".*");

        try {
            indexUpdateCallback.isUrlCrawlable(paramMap, null);
            fail("Expected NullPointerException for null URL");
        } catch (NullPointerException e) {
            // Expected behavior - the method doesn't handle null URLs
        }
    }

    @Test

    }

    // Test property not found exception
    @Test
    public void test_propertyNotFound() {
        try {
            fessConfig.get("non.existent.property");
            fail("Should throw ConfigPropertyNotFoundException");
        } catch (ConfigPropertyNotFoundException e) {
            assertEquals("non.existent.property", e.getMessage());
        }
    }

				jwtgo.ValidationErrorClaimsInvalid)
		}
	}

	// Lookup key from claims, claims may not be valid and may return
	// invalid key which is okay as the signature verification will fail.
	key, err := fn(claims)
	if err != nil {
		return err
	}
	borrow := signer.HashBorrower()
	hasher := hmac.New(borrow.Borrow, key)
	hasher.Write([]byte(tokenStr[:i]))

            the modules that the test module classes use, so we get errors.

            The good news is that, despite ignoring errors here, GWT does fail if any errors affect
            classes that are actually used in the module under test.

            One way to eliminate the warnings is to make base.testModule include the not really

        SmbTreeConnection c = spy(newConn());

        // Prepare a minimal locator
        SmbResourceLocatorImpl loc = new SmbResourceLocatorImpl(ctx, smbUrl("smb://srv/share/path"));

        // Setup a tree that will fail with transport error first, then succeed
        SmbTreeImpl tree = mock(SmbTreeImpl.class);
        when(tree.acquire(false)).thenReturn(tree);