more tests

Author: Conengmo

tests/test_utilities.py

@@ -211,6 +211,34 @@ def test_write_png_rgb():
                 "#0000ff",
             ],
         ),
+        (
+            ["#abcdef", "#010603", "#f7f9f3"],
+            4,
+            ["#abcdef", "#394851", "#525652", "#f7f9f3"],
+        ),
+        (
+            ["#abcdef", "#010603", "#f7f9f3"],
+            7,
+            [
+                "#abcdef",
+                "#728aa0",
+                "#394851",
+                "#010603",
+                "#525652",
+                "#a4a7a2",
+                "#f7f9f3",
+            ],
+        ),
+        (
+            ["#00abff", "#ff00ab", "#abff00", "#00abff"],
+            4,
+            ["#00abff", "#ff00ab", "#abff00", "#00abff"],
+        ),
+        (
+            ["#00abff", "#ff00ab", "#abff00", "#00abff"],
+            6,
+            ["#00abff", "#9844cc", "#ee3288", "#bbcb22", "#66dd65", "#00abff"],
+        ),
     ],
 )
 def test_linear_gradient(