[Optimize] CacheStore-API, Framework-API, Event, Common 补充多个单元测试类的文档注释;

[Optimize] CacheKeyTest, CollectionUtilsTest, EventUtilsTest, FactoryInfoTest 在类文档添加测试所针对的类;

ContentGrabbingJi-CacheStore-api/src/test/java/net/lamgc/cgj/bot/cache/CacheKeyTest.java

@@ -20,6 +20,9 @@ package net.lamgc.cgj.bot.cache;
 import org.junit.Assert;
 import org.junit.Test;
 
+/**
+ * @see CacheKey
+ */
 public class CacheKeyTest {
 
     @Test

ContentGrabbingJi-Event/src/test/java/net/lamgc/cgj/bot/event/EventUtilsTest.java

@@ -27,6 +27,9 @@ import java.lang.reflect.Method;
 import java.util.NoSuchElementException;
 import java.util.UUID;
 
+/**
+ * @see EventUtils
+ */
 public class EventUtilsTest {
 
     @Test

ContentGrabbingJi-common/src/test/java/net/lamgc/cgj/bot/cache/FactoryInfoTest.java

@@ -21,9 +21,11 @@ import net.lamgc.cgj.bot.cache.factory.*;
 import org.junit.Assert;
 import org.junit.Test;
 
+/**
+ * @see FactoryInfo
+ */
 public class FactoryInfoTest {
 
-
     @Test
     public void analyticTest() {
         FactoryInfo infoA = new FactoryInfo(FactoryInfoTestFactory.class);

ContentGrabbingJi-framework-api/src/test/java/net/lamgc/cgj/bot/framework/util/CollectionUtilsTest.java

@@ -25,6 +25,9 @@ import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.CopyOnWriteArraySet;
 
+/**
+ * @see CollectionUtils
+ */
 public class CollectionUtilsTest {
 
     @Test