From 5f5c64faa7b0114f84f45e50211611333042c672 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Thu, 5 Apr 2018 16:31:18 +0100
Subject: Further adjustment of shuffler to cope with having sources for only
 one eye.

---
 test/shuffler_test.cc | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'test')

diff --git a/test/shuffler_test.cc b/test/shuffler_test.cc
index 879f2e079..440d014cf 100644
--- a/test/shuffler_test.cc
+++ b/test/shuffler_test.cc
@@ -120,3 +120,26 @@ BOOST_AUTO_TEST_CASE (shuffler_test4)
 	check (4, EYES_LEFT, __LINE__);
 	check (4, EYES_RIGHT, __LINE__);
 }
+
+/** Only one eye */
+BOOST_AUTO_TEST_CASE (shuffler_test5)
+{
+	Shuffler s;
+	s.Video.connect (boost::bind (&receive, _1, _2));
+
+	/* One left should come out straight away */
+	push (s, 0, EYES_LEFT);
+	check (0, EYES_LEFT, __LINE__);
+
+	/* More lefts should be kept in the shuffler in the hope that some rights arrive */
+	for (int i = 0; i < 8; ++i) {
+		push (s, i + 1, EYES_LEFT);
+	}
+	BOOST_CHECK (pending_cv.empty ());
+
+	/* If enough lefts come the shuffler should conclude that there's no rights and start
+	   giving out the lefts.
+	*/
+	push (s, 9, EYES_LEFT);
+	check (1, EYES_LEFT, __LINE__);
+}
-- 
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