@Test
	public void tapWithLabels() {
		parse("mystream = http | flibble: transform | file");
		sn = parse("tap:stream:mystream.flibble > file");
		assertEquals("tap:stream:mystream.transform.1", sn.getSourceChannelNode().getChannelName());
	}
Parse streams and verify either the correct abstract syntax tree is produced or the current exception comes out.

@author Andy Clement
@author David Turanski
spring-xd-dirt/src/test/java/org/springframework/xd/dirt/stream/dsl/StreamConfigParserTests.java