*   <li>Usually, there is one testcase method per JSR166 method covering "normal" operation, and
 *       then as many exception-testing methods as there are exceptions the method can throw.
 *       Sometimes there are multiple tests per JSR166 method when the different "normal" behaviors
 *       differ significantly. And sometimes testcases cover multiple methods when they cannot be
 *       tested in isolation.

     * @param message the message to add
     * @return this request for method chaining
     */
    public LlmChatRequest addMessage(final LlmMessage message) {
        messages.add(message);
        return this;
    }

    /**
     * Adds a system message to the request.
     *
     * @param content the message content
     * @return this request for method chaining
     */

                metadata=fetcher(),
                refresh_using=fetcher,
                method=self.METHOD,
            )
        else:
            return None

    def _create_credentials_fetcher(self):
        method = self.METHOD

        def fetch_credentials():
            # HTTP headers are case insensitive filter out
            # all duplicate headers and pick one.

 *       String}.
 * </ul>
 *
 * This is the same behavior as type-variable usages have to Kotlin and to the Checker Framework.
 * Contrast the method above to:
 *
 * <ul>
 *   <li>methods whose return type is a type variable but which can never return {@code null},
 *       typically because the type forbids nullable type arguments: For example, {@code

 *       String}.
 * </ul>
 *
 * This is the same behavior as type-variable usages have to Kotlin and to the Checker Framework.
 * Contrast the method above to:
 *
 * <ul>
 *   <li>methods whose return type is a type variable but which can never return {@code null},
 *       typically because the type forbids nullable type arguments: For example, {@code

 *       String}.
 * </ul>
 *
 * This is the same behavior as type-variable usages have to Kotlin and to the Checker Framework.
 * Contrast the method above to:
 *
 * <ul>
 *   <li>methods whose return type is a type variable but which can never return {@code null},
 *       typically because the type forbids nullable type arguments: For example, {@code

 *       String}.
 * </ul>
 *
 * This is the same behavior as type-variable usages have to Kotlin and to the Checker Framework.
 * Contrast the method above to:
 *
 * <ul>
 *   <li>methods whose return type is a type variable but which can never return {@code null},
 *       typically because the type forbids nullable type arguments: For example, {@code

      ByteSourceFactory factory, byte[] bytes, String name, String desc, boolean slice) {
    TestSuite suite = new TestSuite(name + " [" + desc + "]");
    for (Method method : testMethods) {
      suite.addTest(new ByteSourceTester(factory, bytes, name, desc, method));
    }

    if (slice && bytes.length > 0) {
      // test a random slice() of the ByteSource
      Random random = new Random();

pkg os, method (*File) SetDeadline(time.Time) error
pkg os, method (*File) SetReadDeadline(time.Time) error
pkg os, method (*File) SetWriteDeadline(time.Time) error
pkg os, method (*PathError) Timeout() bool
pkg os, method (*SyscallError) Timeout() bool
pkg os, var ErrNoDeadline error
pkg strings, method (*Builder) Grow(int)
pkg strings, method (*Builder) Len() int
pkg strings, method (*Builder) Reset()

    }

    // Test getType method
    @Test
    public void test_getType() {
        assertEquals("mapping", charMappingFile.getType());
    }

    // Test getPath method
    @Test
    public void test_getPath() {
        assertEquals(testFile.getAbsolutePath(), charMappingFile.getPath());
    }

    // Test getSimpleName method
    @Test
    public void test_getSimpleName() {