languageHelper.updateDocument(doc);

        assertEquals("ja", doc.get("lang"));
        assertEquals("タイトル", doc.get("title_ja"));
        assertNull(doc.get("content_ja")); // content field was not present
    }

    public void test_getSupportedLanguage_withWhitespace() {
        // Test that whitespace is not trimmed (as per implementation)
        assertNull(languageHelper.getSupportedLanguage(" ja "));

        testData.add(createRelatedContent("test", "Test Content", ""));
        mockBhv.setTestData(testData);

        relatedContentHelper.init();

        // Verify that load was called and data is processed
        String[] results = relatedContentHelper.getRelatedContents("test");
        assertEquals(1, results.length);
        assertEquals("Test Content", results[0]);
    }

    // Cache implementors may want to catch it but should not need to be able to throw it.
    UnsupportedLoadingOperationException() {}
  }

  /**
   * Thrown to indicate that an invalid response was returned from a call to {@link CacheLoader}.
   *
   * @since 11.0
   */
  public static final class InvalidCacheLoadException extends RuntimeException {
    public InvalidCacheLoadException(String message) {

        SmbException ex = assertThrows(SmbException.class, sut::watch, "Expected SmbException when handle invalid");
        assertTrue(ex.getMessage().contains("Watch was broken by tree disconnect"));
    }

    // Happy path for SMB2: a response is received and the list is returned; tree is closed
    @Test
    @DisplayName("watch() SMB2 happy path returns notifications and closes tree")

        int readBytesWireFormat(byte[] buffer, int bufferIndex) {
            readBytesCalls++;
            return 20;
        }
    }

    /**
     * SigningDigest spy that records whether sign() was invoked.
     */
    static class TestSigningDigest extends SigningDigest {
        boolean called;
        int lastLength;

        TestSigningDigest() throws SmbException {

                DirectoryCacheScope.IMMEDIATE_CHILDREN);

        assertNotNull(leaseKey);

        // Step 2: Verify cache entry was created
        DirectoryCacheEntry cacheEntry = directoryLeaseManager.getCacheEntry(directoryPath);
        assertNotNull(cacheEntry);
        assertEquals(directoryPath, cacheEntry.getDirectoryPath());

    void testConfigurationUsage() {
        querySecurityDesc = new NtTransQuerySecurityDesc(mockConfig, 0x1234, OWNER_SECURITY_INFORMATION);

        // Verify that the configuration was passed to parent constructor
        verify(mockConfig, atLeastOnce()).getTransactionBufferSize();
    }

     * and then. This means that we're silently swallowing an exception -- maybe even an Error. But
     * this is no worse than what FutureTask does in that situation. Additionally, because the
     * Future was cancelled, its listeners have been run, so its consumers will not hang.
     *
     * Contrast this to the situation we have if setResult() throws, a situation described below.
     */
    I sourceResult;
    try {

   *
   * @param i the index
   * @param expect the expected value
   * @param update the new value
   * @return true if successful. False return indicates that the actual value was not equal to the
   *     expected value.
   */
  public final boolean compareAndSet(int i, double expect, double update) {
    return longs.compareAndSet(i, doubleToRawLongBits(expect), doubleToRawLongBits(update));
  }

		}(i)
	}
	wg.Wait()
}

func TestEmptyReaderConcurrent(t *testing.T) {
	// Test for the race detector, to verify a Read that doesn't yield any bytes
	// is okay to use from multiple goroutines. This was our historic behavior.
	// See golang.org/issue/7856
	r := NewReader([]byte{})
	var wg sync.WaitGroup
	for i := 0; i < 5; i++ {
		wg.Add(2)
		go func() {
			defer wg.Done()
			var buf [1]byte