test(headless): wait for a third scene instead of sleeping

commit: bc247f21e5cd9acfd43a1e80abc1be5fa4fe2a74
author: brice · 9d ago · 2026-10-13 17:58 UTC
committer: brice · 8d ago · 2026-10-14 04:34 UTC
parent: 509a8d5
signature: GPG VerifiedCD88F9E564E0102646FB6077A1A07C7C7C3E349D · arch-gpg Verified for the committer email

1 file · +5 -1

M internal/adapters/headless/frames_test.go +5 -1


@@ -46,7 +46,11 @@ func TestAnimatingSceneSendsFrame(t *testing.T) {
46	46		// The scene an animation settles on: drawn, nobody woken.
47	47		scenes <- ports.Scene{Seq: 2, OutputWidth: 2, OutputHeight: 2}
48	48		waitFrames(t, rec, 2)
49		-	time.Sleep(50 * time.Millisecond)
	49	+	// A third scene is drawn after the settled one (the owner handles scenes
	50	+	// in order): had the settled frame woken core, its frame precedes the
	51	+	// third's in the channel.
	52	+	scenes <- ports.Scene{Seq: 3, OutputWidth: 2, OutputHeight: 2}
	53	+	waitFrames(t, rec, 3)
50	54		require.Empty(t, frames)
51	55		}
52	56

 	// The scene an animation settles on: drawn, nobody woken.
 	scenes <- ports.Scene{Seq: 2, OutputWidth: 2, OutputHeight: 2}
 	waitFrames(t, rec, 2)
-	time.Sleep(50 * time.Millisecond)
+	// A third scene is drawn after the settled one (the owner handles scenes
+	// in order): had the settled frame woken core, its frame precedes the
+	// third's in the channel.
+	scenes <- ports.Scene{Seq: 3, OutputWidth: 2, OutputHeight: 2}
+	waitFrames(t, rec, 3)
 	require.Empty(t, frames)
 }