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"""Test compatibility utilities."""
from __future__ import annotations
import pytest
from setuptools_scm._compat import normalize_path_for_assertion
from setuptools_scm._compat import strip_path_suffix
def test_normalize_path_for_assertion() -> None:
"""Test path normalization for assertions."""
# Unix-style paths should remain unchanged
assert normalize_path_for_assertion("/path/to/file") == "/path/to/file"
# Windows-style paths should be normalized
assert normalize_path_for_assertion(r"C:\path\to\file") == "C:/path/to/file"
assert normalize_path_for_assertion(r"path\to\file") == "path/to/file"
# Mixed paths should be normalized
assert normalize_path_for_assertion(r"C:\path/to\file") == "C:/path/to/file"
# Already normalized paths should remain unchanged
assert normalize_path_for_assertion("path/to/file") == "path/to/file"
def test_strip_path_suffix_success() -> None:
"""Test successful path suffix stripping."""
# Unix-style paths
assert strip_path_suffix("/home/user/project", "project") == "/home/user/"
assert (
strip_path_suffix("/home/user/project/subdir", "project/subdir")
== "/home/user/"
)
# Windows-style paths
assert (
strip_path_suffix("C:\\Users\\user\\project", "project") == "C:\\Users\\user\\"
)
assert (
strip_path_suffix("C:\\Users\\user\\project\\subdir", "project/subdir")
== "C:\\Users\\user\\"
)
# Mixed paths should work due to normalization
assert (
strip_path_suffix("C:\\Users\\user\\project", "project") == "C:\\Users\\user\\"
)
assert strip_path_suffix("/home/user/project", "project") == "/home/user/"
# Edge cases
assert strip_path_suffix("project", "project") == ""
assert strip_path_suffix("/project", "project") == "/"
def test_strip_path_suffix_failure() -> None:
"""Test failed path suffix stripping."""
with pytest.raises(AssertionError, match="Path assertion failed"):
strip_path_suffix("/home/user/project", "other")
with pytest.raises(AssertionError, match="Custom error"):
strip_path_suffix("/home/user/project", "other", "Custom error")
def test_integration_example() -> None:
"""Test the integration pattern used in the codebase."""
# Simulate the pattern used in git.py and _file_finders/git.py
full_path = r"C:\\Users\\user\\project\\subdir"
suffix = "subdir"
# Now this is a single operation
prefix = strip_path_suffix(full_path, suffix)
assert prefix == r"C:\\Users\\user\\project\\"
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