lab 8.

src/test/java/MyCountDownLatchTest.java

@@ -1,3 +1,4 @@
+import org.junit.jupiter.api.RepeatedTest;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.Timeout;
 import ru.lionarius.sync.MyCountDownLatch;
@@ -30,7 +31,7 @@ class MyCountDownLatchTest {
         assertEquals(0, latch.getCount());
     }
 
-    @Test
+    @RepeatedTest(20)
     void testAwait() throws InterruptedException {
         var latch = new MyCountDownLatch(2);
         var threadFinished = new AtomicBoolean(false);
@@ -39,8 +40,7 @@ class MyCountDownLatchTest {
             try {
                 latch.await();
                 threadFinished.set(true);
-            } catch (InterruptedException e) {
-                Thread.currentThread().interrupt();
+            } catch (InterruptedException ignored) {
             }
         });
 
@@ -58,6 +58,7 @@ class MyCountDownLatchTest {
     }
 
     @Test
+    @Timeout(value = 1000, unit = TimeUnit.MILLISECONDS)
     void testMultipleThreads() throws InterruptedException {
         final int THREAD_COUNT = 5;
         var startLatch = new MyCountDownLatch(1);
@@ -76,8 +77,7 @@ class MyCountDownLatchTest {
                     Thread.sleep(100);
                     threadsFinished[index].set(true);
                     endLatch.countDown();
-                } catch (InterruptedException e) {
-                    Thread.currentThread().interrupt();
+                } catch (InterruptedException ignored) {
                 }
             }).start();
         }
@@ -106,7 +106,6 @@ class MyCountDownLatchTest {
     void testZeroCount() throws InterruptedException {
         var latch = new MyCountDownLatch(0);
         assertEquals(0, latch.getCount());
-        latch.await();
-        assertTrue(true);
+        assertTrue(latch.tryAwait());
     }
 }