pipe = new Each( pipe, new Fields( "line" ), AssertionLevel.STRICT, new AssertMatches( "^POST" ) );
pipe = new GroupBy( pipe, new Fields( "line" ) );
pipe = new Every( pipe, AssertionLevel.STRICT, new AssertGroupSizeEquals( 7L ) );
Map<String, Tap> sources = createHashMap();
sources.put( "test", new NonTap( new Fields( "line" ) ) );