diff --git a/webmagic-extension/src/test/java/us/codecraft/webmagic/SimpleHttpClientTest.java b/webmagic-extension/src/test/java/us/codecraft/webmagic/SimpleHttpClientTest.java
new file mode 100644
index 0000000..b4bc2ca
--- /dev/null
+++ b/webmagic-extension/src/test/java/us/codecraft/webmagic/SimpleHttpClientTest.java
@@ -0,0 +1,87 @@
+package us.codecraft.webmagic;
+
+import org.junit.Test;
+import us.codecraft.webmagic.model.AfterExtractor;
+import us.codecraft.webmagic.model.annotation.ExtractBy;
+
+/**
+ * @author code4crafter@gmail.com
+ *         Date: 2017/6/3
+ *         Time: 下午2:54
+ */
+public class SimpleHttpClientTest {
+
+    public static class Weather implements AfterExtractor {
+
+        private String location;
+
+        @ExtractBy(notNull = true, value = "//div[@id='7d']//ul[@class='t']/li[2]/p[@class='tem']/i/regex('([\\-\\d]+)',1)")
+        private Integer lowTemperature;
+
+        @ExtractBy(notNull = true, value = "//div[@id='7d']//ul[@class='t']/li[2]/p[@class='tem']/span/regex('([\\-\\d]+)',1)")
+        private Integer highTemperature;
+
+        @ExtractBy(notNull = true, value = "//div[@id='7d']//ul[@class='t']/li[2]/p[@class='wea']/text()")
+        private String desc;
+
+        @Override
+        public void afterProcess(Page page) {
+            if (lowTemperature > highTemperature) {
+                int temp = lowTemperature;
+                lowTemperature = highTemperature;
+                highTemperature = temp;
+            }
+        }
+
+        public String getLocation() {
+            return location;
+        }
+
+        public void setLocation(String location) {
+            this.location = location;
+        }
+
+        public Integer getLowTemperature() {
+            return lowTemperature;
+        }
+
+        public void setLowTemperature(Integer lowTemperature) {
+            this.lowTemperature = lowTemperature;
+        }
+
+        public Integer getHighTemperature() {
+            return highTemperature;
+        }
+
+        public void setHighTemperature(Integer highTemperature) {
+            this.highTemperature = highTemperature;
+        }
+
+        public String getDesc() {
+            return desc;
+        }
+
+        public void setDesc(String desc) {
+            this.desc = desc;
+        }
+
+        @Override
+        public String toString() {
+            return "Weather{" +
+                    "location='" + location + '\'' +
+                    ", lowTemperature=" + lowTemperature +
+                    ", highTemperature=" + highTemperature +
+                    ", desc='" + desc + '\'' +
+                    '}';
+        }
+    }
+
+    @Test
+    public void test() throws Exception {
+        SimpleHttpClient simpleClient = new SimpleHttpClient(Site.me().setUserAgent(
+                "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.115 Safari/537.36"));
+        Weather weather = simpleClient.get("http://www.weather.com.cn/weather/101020100.shtml", Weather.class);
+        System.out.println(weather);
+
+    }
+}