task(ior): remove eventloop busy-wait polling (task 2b8f8f83)

1 files changed, 51 insertions, 0 deletions

diff --git a/internal/eventloop_events_test.go b/internal/eventloop_events_test.go
new file mode 100644
index 0000000..4515164
--- /dev/null
+++ b/internal/eventloop_events_test.go
@@ -0,0 +1,51 @@
+package internal
+
+import (
+	"context"
+	"testing"
+	"time"
+)
+
+func TestEventsStopsOnContextCancelWithoutRawData(t *testing.T) {
+	el := mustNewEventLoop(t, eventLoopConfig{})
+	rawCh := make(chan []byte)
+	ctx, cancel := context.WithCancel(context.Background())
+	out := el.events(ctx, rawCh)
+
+	cancel()
+
+	select {
+	case _, ok := <-out:
+		if ok {
+			t.Fatal("expected output channel to be closed after cancellation")
+		}
+	case <-time.After(200 * time.Millisecond):
+		t.Fatal("timed out waiting for output channel to close after cancellation")
+	}
+}
+
+func TestEventsIgnoresEmptyRawPayload(t *testing.T) {
+	el := mustNewEventLoop(t, eventLoopConfig{})
+	rawCh := make(chan []byte, 1)
+	ctx, cancel := context.WithCancel(context.Background())
+	out := el.events(ctx, rawCh)
+
+	rawCh <- nil
+
+	select {
+	case ep := <-out:
+		t.Fatalf("expected no event for empty raw payload, got %#v", ep)
+	case <-time.After(50 * time.Millisecond):
+	}
+
+	cancel()
+
+	select {
+	case _, ok := <-out:
+		if ok {
+			t.Fatal("expected output channel to be closed after cancellation")
+		}
+	case <-time.After(200 * time.Millisecond):
+		t.Fatal("timed out waiting for output channel to close after cancellation")
+	}
+}