### Question:
EncodedCharactersFilter extends ZuulFilter { @Override public String filterType() { return FilterConstants.PRE_TYPE; }  @Override String filterType(); @Override int filterOrder(); @Override boolean shouldFilter(); @Override Object run(); static final String METADATA_KEY; }### Answer:
@Test void shouldReturnFilterType() { String filterType = this.filter.filterType(); assertEquals("pre", filterType); }