diff --git a/test/dm/video.c b/test/dm/video.c
index cfc831b..d3fd74a 100644
--- a/test/dm/video.c
+++ b/test/dm/video.c
@@ -785,6 +785,7 @@
 		"attempting more than you can do and for making a certainty of "
 		"what you try. But this principle, like others in life and "
 		"war, has its exceptions.";
+	const struct vidconsole_mline *line;
 	struct vidconsole_bbox bbox;
 	struct video_priv *priv;
 	struct udevice *dev, *con;
@@ -798,13 +799,23 @@
 	/* this is using the Nimbus font with size of 18 pixels */
 	ut_assertok(uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &con));
 	vidconsole_position_cursor(con, 0, 0);
+	alist_init_struct(&lines, struct vidconsole_mline);
 	ut_assertok(vidconsole_measure(con, NULL, 0, test_string, &bbox,
 				       &lines));
 	ut_asserteq(0, bbox.x0);
 	ut_asserteq(0, bbox.y0);
 	ut_asserteq(0x47a, bbox.x1);
 	ut_asserteq(0x12, bbox.y1);
-	ut_asserteq(0, lines.count);
+	ut_asserteq(1, lines.count);
+
+	line = alist_get(&lines, 0, struct vidconsole_mline);
+	ut_assertnonnull(line);
+	ut_asserteq(0, line->bbox.x0);
+	ut_asserteq(0, line->bbox.y0);
+	ut_asserteq(0x47a, line->bbox.x1);
+	ut_asserteq(0x12, line->bbox.y1);
+	ut_asserteq(0, line->start);
+	ut_asserteq(strlen(test_string), line->len);
 
 	return 0;
 }