New test - Receive event directory creation

diff --git a/fsnotify_test.go b/fsnotify_test.go
index 1816563efc94b0e47c7525f3edd8da809d8f533f..f586165a1307ecbbb8c5b412ad38572bb6e8ae61 100644 (file)
--- a/fsnotify_test.go
+++ b/fsnotify_test.go
@@ -257,6 +257,77 @@ func TestFsnotifyDirOnly(t *testing.T) {
        }
 }
 
+func TestFsnotifySubDir(t *testing.T) {
+       // Create an fsnotify watcher instance and initialize it
+       watcher, err := NewWatcher()
+       if err != nil {
+               t.Fatalf("NewWatcher() failed: %s", err)
+       }
+
+       const testDir string = "_test"
+       const testSubDir string = "_test/sub"
+
+       // Create directory to watch
+       if os.Mkdir(testDir, 0777) != nil {
+               t.Fatalf("Failed to create test directory: %s", err)
+       }
+       defer os.RemoveAll(testDir)
+
+       // Receive errors on the error channel on a separate goroutine
+       go func() {
+               for err := range watcher.Error {
+                       t.Fatalf("error received: %s", err)
+               }
+       }()
+
+       // Receive events on the event channel on a separate goroutine
+       eventstream := watcher.Event
+       var createReceived = 0
+       done := make(chan bool)
+       go func() {
+               for event := range eventstream {
+                       // Only count relevant events
+                       if event.Name == testDir || event.Name == testSubDir {
+                               t.Logf("event received: %s", event)
+                               if event.IsCreate() {
+                                       createReceived++
+                               }
+                       } else {
+                               t.Logf("unexpected event received: %s", event)
+                       }
+               }
+               done <- true
+       }()
+
+       // Add a watch for testDir
+       err = watcher.Watch(testDir)
+       if err != nil {
+               t.Fatalf("Watcher.Watch() failed: %s", err)
+       }
+
+       // Create sub-directory
+       if os.Mkdir(testSubDir, 0777) != nil {
+               t.Fatalf("Failed to create test sub-directory: %s", err)
+       }
+
+       // We expect this event to be received almost immediately, but let's wait 500 ms to be sure
+       time.Sleep(500 * time.Millisecond)
+       if createReceived != 1 {
+               t.Fatalf("incorrect number of create events received after 500 ms (%d vs %d)", createReceived, 1)
+       }
+
+       // Try closing the fsnotify instance
+       t.Log("calling Close()")
+       watcher.Close()
+       t.Log("waiting for the event channel to become closed...")
+       select {
+       case <-done:
+               t.Log("event channel closed")
+       case <-time.After(2 * time.Second):
+               t.Fatal("event stream was not closed after 2 seconds")
+       }
+}
+
 func TestFsnotifyRename(t *testing.T) {
        // Create an fsnotify watcher instance and initialize it
        watcher, err := NewWatcher()