60 lines
1.7 KiB
Python
60 lines
1.7 KiB
Python
"""Tests for tools.working_diff.collect_working_diff — the git collection
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layer shared by the CLI and gateway ``/diff`` command.
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Runs against real temporary git repositories (no mocks) so the staged /
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unstaged / untracked semantics are proven against actual git behaviour.
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"""
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import shutil
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import subprocess
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import pytest
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from tools.working_diff import collect_working_diff
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pytestmark = pytest.mark.skipif(
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shutil.which("git") is None, reason="git required for working-diff tests"
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)
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def _git(repo, *args):
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subprocess.run(
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["git", *args], cwd=repo, check=True, capture_output=True,
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env={"HOME": str(repo), "GIT_AUTHOR_NAME": "t", "GIT_AUTHOR_EMAIL": "t@t",
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"GIT_COMMITTER_NAME": "t", "GIT_COMMITTER_EMAIL": "t@t",
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"PATH": __import__("os").environ["PATH"]},
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)
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@pytest.fixture()
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def repo(tmp_path):
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d = tmp_path / "repo"
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d.mkdir()
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_git(d, "init", "-q")
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(d / "tracked.py").write_text("print('hello')\n")
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_git(d, "add", "-A")
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_git(d, "commit", "-q", "-m", "init")
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return d
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def test_clean_repo_reports_empty(repo):
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result = collect_working_diff(str(repo))
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assert result["success"] is True
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assert result.get("empty") is True
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assert result["diff"] == ""
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def test_unstaged_change_appears_in_default_mode(repo):
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(repo / "tracked.py").write_text("print('changed')\n")
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result = collect_working_diff(str(repo))
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assert result["success"] is True
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assert "-print('hello')" in result["diff"]
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assert "+print('changed')" in result["diff"]
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assert "tracked.py" in result["stat"]
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def test_unknown_mode_rejected(repo):
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result = collect_working_diff(str(repo), mode="bogus")
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assert result["success"] is False
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assert "bogus" in result["error"]
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