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Implement file installation

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This commit is contained in:
Kivi Kaitaniemi
2025-12-13 04:38:58 +02:00
parent aaa4a0ad43
commit 786968feac
10 changed files with 787 additions and 34 deletions
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tests/test_decman_core_fs.py
+33 -6
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@@ -151,19 +151,21 @@ def test_directory_copy_to_creates_and_is_idempotent(tmp_path: Path) -> None:
)
# First run: both fs should be created and reported as changed
changed1 = d.copy_to(str(dst_dir), variables={"{{X}}": "1"})
checked1, changed1 = d.copy_to(str(dst_dir), variables={"{{X}}": "1"})
expected_paths = {
str(dst_dir / "a.txt"),
str(dst_dir / "sub" / "b.txt"),
}
assert set(changed1) == expected_paths
assert set(checked1) == expected_paths
assert (dst_dir / "a.txt").read_text(encoding="utf-8") == "A=1"
assert (dst_dir / "sub" / "b.txt").read_text(encoding="utf-8") == "B=1"
# Second run with same variables: no fs should be reported as changed
changed2 = d.copy_to(str(dst_dir), variables={"{{X}}": "1"})
checked2, changed2 = d.copy_to(str(dst_dir), variables={"{{X}}": "1"})
assert changed2 == []
assert set(checked2) == expected_paths
def test_directory_copy_to_detects_changes_via_variables(tmp_path: Path) -> None:
@@ -175,14 +177,14 @@ def test_directory_copy_to_detects_changes_via_variables(tmp_path: Path) -> None
d = fs.Directory(source_directory=str(src_dir))
# Initial materialization
changed1 = d.copy_to(str(dst_dir), variables={"{{X}}": "alpha"})
_checked, changed1 = d.copy_to(str(dst_dir), variables={"{{X}}": "alpha"})
assert set(changed1) == {
str(dst_dir / "a.txt"),
str(dst_dir / "sub" / "b.txt"),
}
# Change variables -> both fs change
changed2 = d.copy_to(str(dst_dir), variables={"{{X}}": "beta"})
_checked, changed2 = d.copy_to(str(dst_dir), variables={"{{X}}": "beta"})
assert set(changed2) == {
str(dst_dir / "a.txt"),
str(dst_dir / "sub" / "b.txt"),
@@ -207,7 +209,7 @@ def test_directory_copy_to_dry_run(tmp_path: Path) -> None:
before_a = (dst_dir / "a.txt").read_text(encoding="utf-8")
before_b = (dst_dir / "sub" / "b.txt").read_text(encoding="utf-8")
changed_dry = d.copy_to(
_checked, changed_dry = d.copy_to(
str(dst_dir),
variables={"{{X}}": "2"},
dry_run=True,
@@ -234,7 +236,7 @@ def test_directory_copy_to_restores_working_directory(tmp_path: Path) -> None:
original_cwd = os.getcwd()
try:
changed = d.copy_to(str(dst_dir), variables={"{{X}}": "x"})
_checked, changed = d.copy_to(str(dst_dir), variables={"{{X}}": "x"})
assert set(changed) == {
str(dst_dir / "a.txt"),
str(dst_dir / "sub" / "b.txt"),
@@ -242,3 +244,28 @@ def test_directory_copy_to_restores_working_directory(tmp_path: Path) -> None:
finally:
# Ensure the implementation restored CWD
assert os.getcwd() == original_cwd
def test_file_copy_to_dry_run(tmp_path):
target = tmp_path / "file.txt"
f = fs.File(content="hello", permissions=0o600)
# 1) Dry-run on non-existent file: would create -> returns True, no file written
assert not target.exists()
changed = f.copy_to(str(target), dry_run=True)
assert changed is True
assert not target.exists()
# 2) Actually create the file
changed_real = f.copy_to(str(target), dry_run=False)
assert changed_real is True
assert target.exists()
assert target.read_text(encoding="utf-8") == "hello"
# 3) Dry-run with same desired content: would NOT modify -> returns False, file unchanged
mtime_before = target.stat().st_mtime
changed_again = f.copy_to(str(target), dry_run=True)
assert changed_again is False
assert target.read_text(encoding="utf-8") == "hello"
# mtime must not change in dry-run
assert target.stat().st_mtime == mtime_before