change

tests/examples/JDBC/taosdemo/src/test/java/com/taosdata/taosdemo/service/DatabaseServiceTest.java

+package com.taosdata.taosdemo.service;
+
+import org.junit.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+
+public class DatabaseServiceTest {
+    private DatabaseService service;
+
+    @Test
+    public void testCreateDatabase1() {
+        service.createDatabase("testXXXX");
+    }
+
+    @Test
+    public void dropDatabase() {
+        service.dropDatabase("testXXXX");
+    }
+
+    @Test
+    public void useDatabase() {
+        service.useDatabase("test");
+    }
+}
\ No newline at end of file

tests/examples/JDBC/taosdemo/src/test/java/com/taosdata/taosdemo/service/SubTableServiceTest.java

+package com.taosdata.taosdemo.service;
+
+import com.taosdata.taosdemo.domain.SubTableMeta;
+import com.taosdata.taosdemo.domain.TagValue;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class SubTableServiceTest {
+    private SubTableService service;
+
+    private List<SubTableMeta> subTables;
+
+    @Before
+    public void before() {
+        subTables = new ArrayList<>();
+        for (int i = 1; i <= 1; i++) {
+            SubTableMeta subTableMeta = new SubTableMeta();
+            subTableMeta.setDatabase("test");
+            subTableMeta.setSupertable("weather");
+            subTableMeta.setName("t" + i);
+            List<TagValue> tags = new ArrayList<>();
+            tags.add(new TagValue("location", "beijing"));
+            tags.add(new TagValue("groupId", i));
+            subTableMeta.setTags(tags);
+            subTables.add(subTableMeta);
+        }
+    }
+
+    @Test
+    public void testCreateSubTable() {
+        int count = service.createSubTable(subTables);
+        System.out.println("count >>> " + count);
+    }
+
+    @Test
+    public void testCreateSubTableList() {
+        int count = service.createSubTable(subTables, 10);
+        System.out.println("count >>> " + count);
+    }
+}
\ No newline at end of file

tests/examples/JDBC/taosdemo/src/test/java/com/taosdata/taosdemo/service/SuperTableServiceTest.java

+package com.taosdata.taosdemo.service;
+
+import com.taosdata.taosdemo.domain.FieldMeta;
+import com.taosdata.taosdemo.domain.SuperTableMeta;
+import com.taosdata.taosdemo.domain.TagMeta;
+import org.junit.Test;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class SuperTableServiceTest {
+
+    private SuperTableService service;
+
+    @Test
+    public void testCreate() {
+        SuperTableMeta superTableMeta = new SuperTableMeta();
+        superTableMeta.setDatabase("test");
+        superTableMeta.setName("weather");
+        List<FieldMeta> fields = new ArrayList<>();
+        fields.add(new FieldMeta("ts", "timestamp"));
+        fields.add(new FieldMeta("temperature", "float"));
+        fields.add(new FieldMeta("humidity", "int"));
+        superTableMeta.setFields(fields);
+        List<TagMeta> tags = new ArrayList<>();
+        tags.add(new TagMeta("location", "nchar(64)"));
+        tags.add(new TagMeta("groupId", "int"));
+        superTableMeta.setTags(tags);
+        service.create(superTableMeta);
+    }
+
+}
\ No newline at end of file

tests/examples/JDBC/taosdemo/src/test/java/com/taosdata/taosdemo/service/TableServiceTest.java

+package com.taosdata.taosdemo.service;
+
+import com.taosdata.taosdemo.domain.TableMeta;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class TableServiceTest {
+    private TableService tableService;
+
+    private List<TableMeta> tables;
+
+    @Before
+    public void before() {
+        tables = new ArrayList<>();
+        for (int i = 0; i < 1; i++) {
+            TableMeta tableMeta = new TableMeta();
+            tableMeta.setDatabase("test");
+            tableMeta.setName("weather" + (i + 1));
+            tables.add(tableMeta);
+        }
+    }
+
+    @Test
+    public void testCreate() {
+        tableService.create(tables);
+    }
+
+}
\ No newline at end of file