fix naming

tests/node_tests/font.py

@@ -0,0 +1,14 @@
+def test_font_node():
+    from backend.nodes.font import Font
+    from backend.data_types import CUSTOM_FILE_FONT, SYSTEM_DEFAULT_FONT
+
+    node = Font()
+
+    system_default, = node.build(SYSTEM_DEFAULT_FONT)
+    assert system_default is None
+
+    named, = node.build("Arial")
+    assert named == {"family": "Arial", "path": ""}
+
+    custom, = node.build(CUSTOM_FILE_FONT, "/tmp/example-font.ttf")
+    assert custom == {"family": "", "path": "/tmp/example-font.ttf"}