### Question:
JSonUtil { public static String escape(final String string) { return escapeInternal(string).toString(); }  static String quote(final String value); static StringBuilder quoteInternal(final String value); static String escape(final String string); static String unquote(final String string); static String unescape(final String string); static HashMap<String, String> unescape(final HashMap<String, String> values);  }### Answer:
@Test public void should_escape_unsafe_html_characters() { assertThat(escape("<script>alert('bad')</script>")) .isEqualTo("\\u003cscript\\u003ealert(\\u0027bad\\u0027)\\u003c\\/script\\u003e"); }