Refactor and test color

Signed-off-by: pacien <pacien.trangirard@pacien.net>

1 files changed, 14 insertions, 0 deletions

diff --git a/test/painter/color.c b/test/painter/color.c
new file mode 100644
index 0000000..bdfe9b3
--- /dev/null
+++ b/test/painter/color.c
@@ -0,0 +1,14 @@
+#include "painter/color.h"
+#include <assert.h>
+
+static void test_color_blend() {
+  Color a = {{1, 10, 100, 200}}, b = {{100, 1, 200, 10}};
+  assert(color_equals(color_blend(a, b, TIME_ORIGIN), a));
+  assert(color_equals(color_blend(a, b, TIME_UNIT), b));
+  assert(color_equals(color_blend(a, b, 0.25), (Color) {{50, 9, 132, 173}}));
+}
+
+int main(int argc, char **argv) {
+  test_color_blend();
+  return 0;
+}