Files
dl-organizer/tests/test_utils.py
T
6f0df5a774 release: v0.2.0 repository hygiene, CI, and docs sync
Stop tracking personal workflow artifacts at repo root, add CI and MIT
license, align README and agent skills with artifacts/ defaults, and
enable Ruff in dev/CI so releases are verifiable without local-only runs.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
Co-authored-by: Cursor <cursoragent@cursor.com>
2026-06-01 15:32:03 +08:00

116 lines
4.0 KiB
Python

"""Tests for utility functions."""
from pathlib import Path
from vlm.utils import canonical_path, canonical_path_str, format_size, utc_now
class TestCanonicalPath:
"""Tests for path canonicalization."""
def test_canonical_path_resolves_absolute(self, tmp_path):
"""Test that canonical_path returns absolute path."""
rel_path = Path("relative/path/file.txt")
canonical = canonical_path(rel_path)
assert canonical.is_absolute()
def test_canonical_path_resolves_symlinks(self, tmp_path):
"""Test that canonical_path resolves symlinks."""
# Create a real file
real_file = tmp_path / "real_file.txt"
real_file.write_text("content")
# Create a symlink
symlink = tmp_path / "symlink.txt"
symlink.symlink_to(real_file)
# Canonicalize both paths
canonical_real = canonical_path(real_file)
canonical_symlink = canonical_path(symlink)
# Both should resolve to the same canonical path
assert canonical_real == canonical_symlink
assert canonical_real == real_file.resolve()
def test_canonical_path_with_dot_segments(self, tmp_path):
"""Test that canonical_path removes . and .. segments."""
# Create a file
test_file = tmp_path / "test.txt"
test_file.write_text("content")
# Create path with . and ..
weird_path = tmp_path / "." / "subdir" / ".." / "test.txt"
canonical = canonical_path(weird_path)
assert canonical == test_file.resolve()
assert ".." not in str(canonical)
assert "/." not in str(canonical)
def test_canonical_path_str(self, tmp_path):
"""Test that canonical_path_str returns string."""
test_file = tmp_path / "test.txt"
test_file.write_text("content")
canonical_str = canonical_path_str(test_file)
assert isinstance(canonical_str, str)
assert canonical_str == str(canonical_path(test_file))
def test_multiple_symlinks_resolve_to_same_path(self, tmp_path):
"""Test that multiple symlinks to the same file resolve to the same canonical path."""
# Create real file
real_file = tmp_path / "real.txt"
real_file.write_text("content")
# Create multiple symlinks
symlink1 = tmp_path / "link1.txt"
symlink2 = tmp_path / "link2.txt"
symlink3 = tmp_path / "subdir" / "link3.txt"
symlink3.parent.mkdir(exist_ok=True)
symlink1.symlink_to(real_file)
symlink2.symlink_to(real_file)
symlink3.symlink_to(real_file)
# All should resolve to same canonical path
canonical_real = canonical_path(real_file)
canonical_link1 = canonical_path(symlink1)
canonical_link2 = canonical_path(symlink2)
canonical_link3 = canonical_path(symlink3)
assert canonical_real == canonical_link1 == canonical_link2 == canonical_link3
class TestFormatSize:
"""Tests for format_size function."""
def test_format_size_bytes(self):
"""Test formatting bytes."""
assert format_size(0) == "0.0 B"
assert format_size(512) == "512.0 B"
assert format_size(1023) == "1023.0 B"
def test_format_size_kilobytes(self):
"""Test formatting kilobytes."""
assert format_size(1024) == "1.0 KB"
assert format_size(1536) == "1.5 KB"
def test_format_size_megabytes(self):
"""Test formatting megabytes."""
assert format_size(1024 * 1024) == "1.0 MB"
assert format_size(int(1.5 * 1024 * 1024)) == "1.5 MB"
def test_format_size_gigabytes(self):
"""Test formatting gigabytes."""
assert format_size(1024 * 1024 * 1024) == "1.0 GB"
assert format_size(int(2.5 * 1024 * 1024 * 1024)) == "2.5 GB"
class TestUtcNow:
"""Tests for utc_now function."""
def test_utc_now_returns_aware_datetime(self):
"""Test that utc_now returns timezone-aware datetime."""
now = utc_now()
assert now.tzinfo is not None
assert now.tzinfo.tzname(None) == "UTC"