}

    // --- getContentAsString() optimization tests ---

    @Test
    public void test_GetContentAsString_InMemoryCache() {
        // ## Arrange ##
        String content = "Hello, World!";
        CurlResponse response = new CurlResponse();
        response.setEncoding("UTF-8");

    public void test_UrlWithCurlyBraces() {
        // ## Arrange ##
        // URLs with curly braces (e.g., OpenSearch) should be accepted
        final CurlRequest request = new CurlRequest(Method.GET, "http://localhost:9200/{index}/_search");

        // ## Assert ##
        assertNotNull(request);
    }

    @Test
    public void test_UrlWithPipe() {
        // ## Arrange ##

            return new ByteArrayInputStream(new byte[100]); // dummy payload
        }
    }

    @Test
    public void test_TmpFileHasBeenDeletedAfterResponseWasClosed() throws Exception {
        // ## Arrange ##
        CurlRequest req = new MockCurlRequest(Curl.Method.POST, "http://dummy");
        req.threshold(0); // always create tmp file

        // ## Act ##
        long before = countTmpFiles();

    @Test
    public void testIsInMemory_WithByteArray() {
        // ## Arrange ##
        ContentCache cache = new ContentCache("test".getBytes());

        // ## Assert ##
        assertTrue(cache.isInMemory());
    }

    @Test
    public void testIsInMemory_WithFile() throws IOException {
        // ## Arrange ##
        File tmpFile = File.createTempFile("cache-test-", ".tmp");

        assertTrue(file1.exists());
        cos.close();
    }

    @Test
    public void testCloseWithAlreadyDeletedFile() throws IOException {
        // ## Arrange ##
        // Write data exceeding threshold to force file creation, then delete the file
        // before close() - close() should handle this gracefully (log warning, not throw)

    //                                                                           =========
    /*
    @Test
    public void test_component() throws Exception {
        // ## Arrange ##
        String appWebPkg = ".app.web.";
        String actionSuffix = "Action";

        // ## Act ##
        policeStoryOfJavaClassChase((srcFile, clazz) -> {

     * when we run AbstractFutureTest itself.
     */

    /*
     * We don't test UnsafeAtomicHelper here, since guava-android doesn't provide a way to use it
     * under the JVM. (We could arrange for one if we really wanted, but that will break once the
     * JDK further restricts access to Unsafe.) But we have coverage under an Android emulator,
     * which uses UnsafeAtomicHelper when it runs AbstractFutureTest itself.

 * well as a simple framework for helping to make sure that assertions failing in generated threads
 * cause the associated test that generated them to itself fail (which JUnit does not otherwise
 * arrange). The rules for creating such tests are:
 *
 * <ol>
 *   <li>All assertions in code running in generated threads must use the forms {@link

 * well as a simple framework for helping to make sure that assertions failing in generated threads
 * cause the associated test that generated them to itself fail (which JUnit does not otherwise
 * arrange). The rules for creating such tests are:
 *
 * <ol>
 *   <li>All assertions in code running in generated threads must use the forms {@link

    assertToStringWorks(
        CharMatcher.inRange('a', 'z')
            .or(CharMatcher.inRange('A', 'Z'))
            .or(CharMatcher.inRange('0', '9'))
            .or(CharMatcher.is('_')),
        "CharMatcher.inRange('\\u0061', '\\u007A')"
            + ".or(CharMatcher.inRange('\\u0041', '\\u005A'))"
            + ".or(CharMatcher.inRange('\\u0030', '\\u0039'))"
            + ".or(CharMatcher.is('\\u005F'))");