build: add test data dir

Author: dzhang32

{{cookiecutter.project_name}}/pyproject.toml

@@ -5,7 +5,9 @@ description = "{{cookiecutter.description}}"
 authors = [
     { name = "{{cookiecutter.author_name}}" },
 ]
-requires-python = ">={{cookiecutter.version}}"
+readme = "README.md"
+license = { file = "LICENSE" }
+requires-python = ">={{cookiecutter.python_version}}"
 dependencies = []
 
 [project.optional-dependencies]
@@ -15,9 +17,6 @@ dev = [
     "pytest-cov==6.0.0",
 ]
 
-[tool.setuptools.packages.find]
-where = ["src"]
-
 [build-system]
-requires = ["pip>=22.0", "setuptools>=61", "wheel"]
-build-backend = "setuptools.build_meta"
+requires = ["uv_build>=0.8.14,<0.9.0"]
+build-backend = "uv_build"

{{cookiecutter.project_name}}/src/{{cookiecutter.project_name}}/add_one.py

@@ -1,3 +1,20 @@
+from pathlib import Path
+
+
+def add_one_file(input_file: Path) -> list[int]:
+    """
+    Example function that adds one to the input.
+
+    Args:
+        input_file: The input file containing one integer per line.
+
+    Returns:
+        A list of integers, one for each line in the input file.
+    """
+    with open(input_file, "r") as f:
+        return [add_one(int(line.strip())) for line in f]
+
+
 def add_one(x: int) -> int:
     """
     Example function that adds one to the input.

{{cookiecutter.project_name}}/tests/conftest.py

@@ -0,0 +1,11 @@
+from pathlib import Path
+
+import pytest
+
+
+@pytest.fixture
+def test_data_dir() -> Path:
+    """
+    Returns the path to the test data directory.
+    """
+    return Path(__file__).parent / "data"

{{cookiecutter.project_name}}/tests/data/test_add_one/integers.txt

@@ -0,0 +1,3 @@
+1
+2
+3

{{cookiecutter.project_name}}/tests/test_add_one.py

@@ -1,7 +1,13 @@
-from {{cookiecutter.project_name}}.add_one import add_one
+from {{cookiecutter.project_name}}.add_one import add_one, add_one_file
+from pathlib import Path
 
+def test_add_one_file(test_data_dir: Path) -> None:
+    """
+    Test that the add_one_file function works correctly.
+    """
+    assert add_one_file(test_data_dir / "test_add_one" / "integers.txt") == [2, 3, 4]
 
-def test_add_one():
+def test_add_one() -> None:
     """
     Test that the add_one function works correctly.
     """