public void testUpdateAcceptAllRegExParameterFilter() {
GeoServerTileLayerInfo info = defaultVectorInfo;
TileLayerInfoUtil.updateAcceptAllRegExParameterFilter(info, "ENV", true);
ParameterFilter filter = TileLayerInfoUtil.findParameterFilter("ENV",
info.getParameterFilters());
assertTrue(filter instanceof RegexParameterFilter);
assertEquals(".*", ((RegexParameterFilter) filter).getRegex());
TileLayerInfoUtil.updateAcceptAllRegExParameterFilter(info, "ENV", true);
ParameterFilter filter2 = TileLayerInfoUtil.findParameterFilter("ENV",
info.getParameterFilters());
assertNotSame(filter, filter2);
assertEquals(filter, filter2);
TileLayerInfoUtil.updateAcceptAllRegExParameterFilter(info, "ENV", false);
assertNull(TileLayerInfoUtil.findParameterFilter("ENV", info.getParameterFilters()));
}