add extractRules test

Author: fivesmallq

src/test/java/im/nll/data/extractor/rule/ExtractRulesTest.java

@@ -0,0 +1,54 @@
+package im.nll.data.extractor.rule;
+
+import com.google.common.base.Charsets;
+import com.google.common.io.Resources;
+import im.nll.data.extractor.Extractors;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author <a href="mailto:fivesmallq@gmail.com">fivesmallq</a>
+ * @version Revision: 1.0
+ * @date 16/4/7 下午6:42
+ */
+public class ExtractRulesTest {
+    private String listHtml2;
+
+    @Before
+    public void before() {
+        try {
+            listHtml2 = Resources.toString(Resources.getResource("list2.html"), Charsets.UTF_8);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    @Test
+    public void test() {
+        Map<String, String> fields = new LinkedHashMap<>();
+        fields.put("url", "selector:a.attr(href)");
+        fields.put("title", "selector:a");
+        fields.put("date", "selector:span.fr");
+        ExtractRules rules = ExtractRules
+                .newRules("selector:dd.x_ct1.html")
+                .fields(fields);
+
+        List<Map<String, String>> datas = Extractors
+                .on(listHtml2)
+                .split(rules.getSplit().getExtractor())
+                .extract(rules.getExtractRules())
+                .asMapList();
+        Assert.assertEquals(10, datas.size());
+        Map<String, String> data = datas.get(2);
+        Assert.assertEquals("http://infect.dxy.cn/article/486885", data.get("url"));
+        Assert.assertEquals("5 个小测验：教你轻松应对艰难梭菌感染", data.get("title"));
+        Assert.assertEquals("2016.03.10", data.get("date"));
+
+    }
+}