TeacherUI:Almost completed and the test of DateBase didn't happen problem.But the test with ggb will not start.

Teacher/src/test/java/com/cfive/classroom/teacher/TeacherTest.java

@@ -0,0 +1,32 @@
+package com.cfive.classroom.teacher;
+
+import com.cfive.classroom.library.database.DatabaseHelper;
+import com.cfive.classroom.library.database.util.DependenciesNotFoundException;
+import com.cfive.classroom.library.database.util.NoConfigException;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+import org.junit.jupiter.api.Test;
+
+import java.security.NoSuchAlgorithmException;
+import java.security.spec.InvalidKeySpecException;
+import java.sql.SQLException;
+
+public class TeacherTest {
+    private static final Logger LOGGER = LogManager.getLogger();
+    @Test
+    void modifyPw(){
+        try {
+            DatabaseHelper.changePasswdInTeacher(Long.valueOf("1002"),"10021002");
+        } catch (NoConfigException e) {
+            throw new RuntimeException(e);
+        } catch (SQLException e) {
+            throw new RuntimeException(e);
+        } catch (DependenciesNotFoundException e) {
+            throw new RuntimeException(e);
+        } catch (NoSuchAlgorithmException e) {
+            throw new RuntimeException(e);
+        } catch (InvalidKeySpecException e) {
+            throw new RuntimeException(e);
+        }
+    }
+}