update

eladmin-system/src/test/java/me/zhengjie/LoginCacheTest.java

-package me.zhengjie;
-
-import me.zhengjie.modules.security.service.UserDetailsServiceImpl;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.test.context.junit4.SpringRunner;
-
-import javax.annotation.Resource;
-import java.util.concurrent.CountDownLatch;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
-
-@RunWith(SpringRunner.class)
-@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
-public class LoginCacheTest {
-
-    @Resource(name = "userDetailsService")
-    private UserDetailsServiceImpl userDetailsService;
-    ExecutorService executor = Executors.newCachedThreadPool();
-
-    @Test
-    public void testCache() throws InterruptedException {
-        long start1 = System.currentTimeMillis();
-        int size = 1000;
-        CountDownLatch latch = new CountDownLatch(size);
-        for (int i = 0; i < size; i++) {
-            executor.submit(() -> userDetailsService.loadUserByUsername("admin"));
-            latch.countDown();
-        }
-        latch.await();
-
-        long end1 = System.currentTimeMillis();
-        //关闭缓存
-        userDetailsService.setEnableCache(false);
-        long start2 = System.currentTimeMillis();
-        for (int i = 0; i < size; i++) {
-            userDetailsService.loadUserByUsername("admin");
-        }
-        long end2 = System.currentTimeMillis();
-        System.out.print("使用缓存：" + (end1 - start1) + "毫秒\n 不使用缓存：" + (end2 - start2) + "毫秒");
-    }
-
-    @Test
-    public void testCacheManager() throws InterruptedException {
-        int size = 1000;
-        CountDownLatch latch = new CountDownLatch(size);
-        for (int i = 0; i < size; i++) {
-            int mod = i % 10;
-            executor.submit(() -> {
-                try {
-                    Thread.sleep(mod * 2 + (int) (Math.random() * 10000));
-                } catch (InterruptedException e) {
-                    e.printStackTrace();
-                }
-                userDetailsService.loadUserByUsername("admin" + mod);
-                latch.countDown();
-                System.out.println("剩余未完成数量" + latch.getCount());
-            });
-        }
-        latch.await();
-    }
-
-}