@@ -0,0 +1,413 @@
+package io.shardingsphere.proxy.transport.mysql.packet.handshake;%0A%0Aimport org.junit.Test;%0A%0Aimport static org.junit.Assert.assertEquals;%0A%0Apublic class AuthorityHandlerTest %7B%0A    %0A    private final AuthorityHandler authorityHandler = new AuthorityHandler();%0A    %0A    @Test%0A    public void assertGetAuthPluginData() %7B%0A        assertEquals(authorityHandler.getAuthPluginData().getAuthPluginData().length, 20);%0A    %7D%0A%7D

add AuthorityHandlerTest.java