1 files changed, 3 insertions, 0 deletions
diff --git a/tests.c b/tests.c
index 22cbfd4..214934a 100644
--- a/tests.c
+++ b/tests.c
@@ -40,7 +40,10 @@ color4d colors[] = {
 	{1.0, 0, 0, 1.0},
 	{0, 1.0, 0, 1.0},
 	{0, 0, 1.0, 1.0},
+	{0.5, 0, 0, 0.25},
 	{0.5, 0, 0, .5},
+	{0.0, .5, 1.0, .5},
+	{0.0, .5, 1.0, 0}
 };
 
 /* Convenience pointers to 1x1 repeating colors */