add tests

src/compas/colors/colordict.py

@@ -24,7 +24,7 @@ class ColorDict(Data):
 
     """
 
-    keymap = {
+    KEYMAP = {
         int: lambda x: str(x),
         tuple: lambda x: ",".join(map(str, sorted(x))),
         list: lambda x: ",".join(map(str, sorted(x))),
@@ -62,8 +62,8 @@ def default(self, default):
         self._default = default
 
     def keymapper(self, key):
-        if key.__class__ in self.keymap:
-            return self.keymap[key.__class__](key)
+        if key.__class__ in self.KEYMAP:
+            return self.KEYMAP[key.__class__](key)
         return key
 
     def __getitem__(self, key):

tests/compas/colors/test_colordict.py

@@ -0,0 +1,47 @@
+import pytest
+import json
+import compas
+
+from compas.colors import Color
+from compas.colors import ColorDict
+
+
+def test_colordict():
+    cd = ColorDict(Color.red())
+    assert cd.default == Color.red()
+
+    cd = ColorDict((255, 0, 0))
+    assert cd.default == Color.red()
+
+    cd = ColorDict((1.0, 0.0, 0.0))
+    assert cd.default == Color.red()
+
+
+def test_colordict_keys():
+    cd = ColorDict(Color.red())
+    cd[1] = Color.blue()
+    cd[(1, 0)] = Color.green()
+
+    assert cd[1] == Color.blue()
+    assert cd["1"] == Color.blue()
+
+    assert cd[(1, 0)] == Color.green()
+    assert cd["0,1"] == Color.green()
+
+    assert cd["1,0"] == Color.red()
+
+
+def test_colordict_json():
+    cd1 = ColorDict(Color.red())
+    cd1[1] = Color.blue()
+    cd1[(1, 0)] = Color.green()
+
+    cd2: ColorDict = compas.json_loads(compas.json_dumps(cd1))  # type: ignore
+
+    assert cd2[1] == Color.blue()
+    assert cd2["1"] == Color.blue()
+
+    assert cd2[(1, 0)] == Color.green()
+    assert cd2["0,1"] == Color.green()
+
+    assert cd2["1,0"] == Color.red()