From c5740b184031502a24fa7598d146e7e093c7c0d0 Mon Sep 17 00:00:00 2001
From: "yihua.huang" <code4crafter@gmail.com>
Date: Wed, 15 Apr 2015 08:32:08 +0800
Subject: [PATCH] change assert #200

---
 webmagic-core/src/test/java/us/codecraft/webmagic/HtmlTest.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/webmagic-core/src/test/java/us/codecraft/webmagic/HtmlTest.java b/webmagic-core/src/test/java/us/codecraft/webmagic/HtmlTest.java
index ac2e9b11..a9e2c471 100644
--- a/webmagic-core/src/test/java/us/codecraft/webmagic/HtmlTest.java
+++ b/webmagic-core/src/test/java/us/codecraft/webmagic/HtmlTest.java
@@ -39,7 +39,7 @@ public class HtmlTest {
 		assertThat(html.links().all()).contains("/xx/xx");
 	}
 
-	@Test
+	@Test(expected = NullPointerException)
 	public void testNthNodesGet(){
 		Html html = new Html("<a data-tip=\"p$t$xxx\" href=\"/xx/xx\">xx</a>");
 		assertThat(html.xpath("//a[1]/@href").get()).isEqualTo("/xx/xx");