Add testing framework

Author: JasonGrace2282

pyproject.toml

@@ -22,7 +22,17 @@ homepage="https://www.manim.community/"
 repository = "https://github.com/ManimCommunity/manim-forge"
 
 [dependency-groups]
-dev = ["maturin>=1.8.0"]
+dev = [
+    "maturin>=1.8.0",
+    "pytest>=8.3.4",
+]
 
 [tool.maturin]
 features = ["pyo3/extension-module"]
+
+[tool.uv]
+# prevent constant rebuilding
+package = false
+
+[tool.pytest.ini_options]
+filterwarnings = ["ignore::DeprecationWarning:pydub"]

tests/test_setup.py

@@ -0,0 +1,9 @@
+import manimforge as mf
+from manim import Camera
+
+
+def test_setup_works():
+    old_ctx_method = Camera.set_cairo_context_path
+    mf.setup()
+    # this method should have been monkeypatched
+    assert Camera.set_cairo_context_path != old_ctx_method