assertNotNull(tempFile);
        assertTrue(tempFile.exists());
        assertEquals(0, tempFile.length());

        // Clean up
        tempFile.delete();
    }

    public void test_createResponseBodyFile_largeBody() throws Exception {
        // Create a large response body
        byte[] largeData = new byte[10000];
        for (int i = 0; i < largeData.length; i++) {
            largeData[i] = (byte) (i % 256);