AggregatedLogsBlockForTest aggregatedBlock = getAggregatedLogsBlockForTest(
configuration, "admin", "container_0_0001_01_000001");
ByteArrayOutputStream data = new ByteArrayOutputStream();
PrintWriter printWriter = new PrintWriter(data);
HtmlBlock html = new HtmlBlockForTest();
HtmlBlock.Block block = new BlockForTest(html, printWriter, 10, false);
aggregatedBlock.render(block);
block.getWriter().flush();
String out = data.toString();
assertTrue(out.contains("test log1"));
assertTrue(out.contains("test log2"));
assertTrue(out.contains("test log3"));