@Test
public void testDump() {

    SystemProperties props = new SystemProperties();
    /*
     * No intend to test TypeSafe's render functionality. Perform
     * some high-level asserts to verify that:
     * - it's probably a config
     * - it's probably fairly sized
     * - it didn't break
     */
    String dump = props.dump().trim();
    assertTrue(dump.startsWith("{"));
    assertTrue(dump.endsWith("}"));
    assertTrue(dump.length() > 5 * 1024);
    assertTrue(StringUtils.countOccurrencesOf(dump, "{") > 50);
    assertTrue(StringUtils.countOccurrencesOf(dump, "{") > 50);
}