String indent= fScanner.computeIndentation(fDocument.getLength());
String indent= fScanner.computeIndentation(fDocument.getLength()).toString();
	public void testIndentation18() {		// if		fDocument.set("\tif (true)\n" +			"");				String indent= fScanner.computeIndentation(fDocument.getLength());		Assert.assertEquals("\t\t", indent);	}