1 files changed, 26 insertions, 0 deletions
diff --git a/share/extensions/tests/test_color_grayscale.py b/share/extensions/tests/test_color_grayscale.py
new file mode 100644
index 0000000..2979262
--- /dev/null
+++ b/share/extensions/tests/test_color_grayscale.py
@@ -0,0 +1,26 @@
+# coding=utf-8
+from color_grayscale import Grayscale
+from .test_inkex_extensions import ColorBaseCase
+
+
+class ColorGrayscaleTest(ColorBaseCase):
+    effect_class = Grayscale
+    color_tests = [
+        ("none", "none"),
+        ((0, 0, 0), "#000000"),
+        ((255, 255, 255), "#ffffff"),
+        ((192, 192, 192), "#c0c0c0"),
+        ((128, 128, 128), "#808080"),
+        ((128, 0, 0), "#262626"),
+        ((255, 0, 0), "#4c4c4c"),
+        ((128, 128, 0), "#717171"),
+        ((255, 255, 0), "#e2e2e2"),
+        ((0, 128, 0), "#4b4b4b"),
+        ((0, 255, 0), "#969696"),
+        ((0, 128, 128), "#5a5a5a"),
+        ((0, 255, 255), "#b3b3b3"),
+        ((0, 0, 128), "#0f0f0f"),
+        ((0, 0, 255), "#1d1d1d"),
+        ((128, 0, 128), "#353535"),
+        ((255, 0, 255), "#696969"),
+    ]