Remove trySleep helpers

Author: sungshik

src/test/java/engineering/swat/watch/RecursiveWatchTests.java

@@ -150,7 +150,7 @@ void deleteOfFileInDirectoryShouldBeVisible() throws IOException {
 
     @ParameterizedTest
     @EnumSource // Repeat test for each `OnOverflow` value
-    void overflowsAreRecoveredFrom(OnOverflow whichFiles) throws IOException {
+    void overflowsAreRecoveredFrom(OnOverflow whichFiles) throws IOException, InterruptedException {
         var parent = testDir.getTestDirectory();
         var descendants = new Path[] {
             Path.of("foo"),
@@ -215,7 +215,7 @@ void overflowsAreRecoveredFrom(OnOverflow whichFiles) throws IOException {
             } else {
                 // Give the watch some time to process the `OVERFLOW` event and
                 // do internal bookkeeping
-                TestHelper.trySleep(TestHelper.TINY_WAIT);
+                Thread.sleep(TestHelper.TINY_WAIT.toMillis());
             }
 
             // Create more files. They *should* be observed (regardless of

src/test/java/engineering/swat/watch/TestHelper.java

@@ -54,16 +54,4 @@ else if (os.contains("win")) {
         NORMAL_WAIT = Duration.ofSeconds(4 * delayFactor);
         LONG_WAIT = Duration.ofSeconds(8 * delayFactor);
     }
-
-    public static void trySleep(Duration duration) {
-        trySleep(duration.toMillis());
-    }
-
-    public static void trySleep(long millis) {
-        try {
-            Thread.sleep(millis);
-        } catch (InterruptedException e) {
-            throw new RuntimeException(e);
-        }
-    }
 }