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 cd4af224..ac2e9b11 100644
--- a/webmagic-core/src/test/java/us/codecraft/webmagic/HtmlTest.java
+++ b/webmagic-core/src/test/java/us/codecraft/webmagic/HtmlTest.java
@@ -2,6 +2,7 @@ package us.codecraft.webmagic;
 
 import org.junit.Test;
 import us.codecraft.webmagic.selector.Html;
+import us.codecraft.webmagic.selector.Selectable;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -31,4 +32,18 @@ public class HtmlTest {
 		Html html = new Html("aaaaaaa&b");
 		assertThat(html.regex("(aaaaaaa&b)").toString()).isEqualTo("aaaaaaa&b");
 	}
+
+	@Test
+	public void testAHrefExtract(){
+		Html html = new Html("<a data-tip=\"p$t$xxx\" href=\"/xx/xx\">xx</a>");
+		assertThat(html.links().all()).contains("/xx/xx");
+	}
+
+	@Test
+	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");
+		Selectable selectable = html.xpath("//a[1]").nodes().get(0);
+		assertThat(selectable.xpath("@href").get()).isEqualTo("/xx/xx");
+	}
 }