WIP: add pyproject.toml, test_toml.py; deleted setup.py to avoid over…

…writing with pyproject.toml

target to fix: issue PolicyEngine#256

pyproject.toml

@@ -65,9 +65,6 @@ dev = [
 [project.urls]
 Homepage = "https://github.com/policyengine/policyengine-core"
 
-[tool.setuptools.packages.find]
-exclude = ["tests*"]
-
 [tool.setuptools]
 include-package-data = true
 

test_toml.py → tests/core/test_toml.py

@@ -2,20 +2,19 @@
 import subprocess
 import tomli
 import pytest
-from packaging import version
 
 
 @pytest.fixture(scope="module")
 def toml_data():
-    file_path = "pyproject.toml"
+    file_path = "../../pyproject.toml"
     if not os.path.exists(file_path):
         pytest.fail("pyproject.toml not found in the current directory.")
     with open(file_path, "rb") as f:
         return tomli.load(f)
 
 
 def test_toml_syntax():
-    file_path = "pyproject.toml"
+    file_path = "../../pyproject.toml"
     try:
         with open(file_path, "rb") as f:
             tomli.load(f)
@@ -37,28 +36,3 @@ def test_build_system(toml_data):
     assert (
         "build-backend" in build_system
     ), "Build system 'build-backend' is missing."
-
-
-def test_package_build():
-    try:
-        subprocess.run(["python", "-m", "build"], check=True)
-    except subprocess.CalledProcessError:
-        pytest.fail("Failed to build package.")
-
-
-def test_package_installation():
-    try:
-        subprocess.run(["pip", "install", "."], check=True)
-    except subprocess.CalledProcessError:
-        pytest.fail("Failed to install package.")
-
-
-def test_run_tests():
-    try:
-        subprocess.run(["pytest"], check=True)
-    except subprocess.CalledProcessError:
-        pytest.fail("Some tests failed.")
-    except FileNotFoundError:
-        pytest.skip(
-            "pytest not found. Make sure it's installed and in your PATH."
-        )