Debug test

Author: sungshik

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

@@ -174,14 +174,14 @@ void indexingRescanOnOverflow() throws IOException, InterruptedException {
             .onOverflow(Approximation.DIFF)
             .on(bookkeeper);
 
-        //Thread.sleep(TestHelper.NORMAL_WAIT.toMillis());
         try (var watch = watchConfig.start()) {
-
             // Begin overflow simulation
             dropEvents.set(true);
 
-            // Perform some file operations. No events should be observed
-            // (because the overflow simulation is running).
+            // Perform some file operations (after a short wait to ensure a new
+            // last-modified-time). No events should be observed (because the
+            // overflow simulation is running).
+            Thread.sleep(TestHelper.SHORT_WAIT.toMillis());
             Files.writeString(directory.resolve("a.txt"), "foo");
             Files.writeString(directory.resolve("b.txt"), "bar");
             Files.delete(directory.resolve("c.txt"));
@@ -207,9 +207,11 @@ void indexingRescanOnOverflow() throws IOException, InterruptedException {
                     .until(() -> bookkeeper.events().any(e));
             }
 
+            bookkeeper.reset();
+
             // Perform some more file operations. All events should be observed
             // (because the overflow simulation is no longer running).
-            bookkeeper.reset();
+            Thread.sleep(TestHelper.SHORT_WAIT.toMillis());
             Files.writeString(directory.resolve("b.txt"), "baz");
             Files.createFile(directory.resolve("c.txt"));
             Files.delete(directory.resolve("a.txt"));
@@ -223,9 +225,10 @@ void indexingRescanOnOverflow() throws IOException, InterruptedException {
                     .until(() -> bookkeeper.events().any(e));
             }
 
+            bookkeeper.reset();
+
             // Generate another `OVERFLOW` event. Synthetic events shouldn't be
             // issued and observed (because the index should have been updated).
-            bookkeeper.reset();
             ((EventHandlingWatch) watch).handleEvent(overflow);
 
             await("No events should have been triggered")