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79 lines
2.7 KiB
Python
79 lines
2.7 KiB
Python
"""Ruff 与覆盖率增量门禁测试。"""
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from scripts.architecture.coverage_ratchet import (
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collect_package_coverage,
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compare_coverage,
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)
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from scripts.architecture.ruff_ratchet import aggregate_diagnostics, compare_counts
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def test_ruff_ratchet_rejects_new_rule_and_count_growth() -> None:
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"""Ruff 基线允许修复，但拒绝新增规则和既有数量增长。"""
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baseline = {"app/example.py": {"F401": 2}}
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assert compare_counts(baseline, {"app/example.py": {"F401": 1}}) == []
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assert compare_counts(baseline, {"app/example.py": {"F401": 3}}) == [
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"app/example.py: Ruff 诊断增长 [F401] 2->3"
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]
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assert compare_counts(baseline, {"app/new.py": {"I001": 1}}) == [
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"app/new.py: 新增 Ruff 诊断 [I001] x1"
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]
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def test_ruff_diagnostics_are_aggregated_by_relative_file_and_code() -> None:
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"""Ruff JSON 的绝对路径必须归一化为稳定仓库路径。"""
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from scripts.architecture.ruff_ratchet import PROJECT_ROOT
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path = PROJECT_ROOT / "app" / "example.py"
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diagnostics = [
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{"filename": str(path), "code": "F401"},
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{"filename": str(path), "code": "F401"},
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{"filename": str(path), "code": "I001"},
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]
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assert aggregate_diagnostics(diagnostics) == {
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"app/example.py": {"F401": 2, "I001": 1}
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}
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def test_coverage_ratchet_aggregates_governed_packages() -> None:
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"""覆盖率门禁只聚合 Application 与 Domain，并按真实语句数加权。"""
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report = {
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"files": {
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"app/application/a.py": {
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"summary": {"num_statements": 10, "covered_lines": 8}
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},
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"app/application/b.py": {
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"summary": {"num_statements": 30, "covered_lines": 12}
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},
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"app/domain/a.py": {
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"summary": {"num_statements": 20, "covered_lines": 15}
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},
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"app/chain/a.py": {
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"summary": {"num_statements": 100, "covered_lines": 0}
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},
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}
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}
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assert collect_package_coverage(report) == {
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"application": {"statements": 40, "covered_lines": 20, "percent": 50.0},
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"domain": {"statements": 20, "covered_lines": 15, "percent": 75.0},
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}
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def test_coverage_ratchet_rejects_only_regressions() -> None:
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"""包覆盖率达到或超过阈值时通过，任一包下降时失败。"""
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baseline = {
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"application": {"percent": 50.0},
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"domain": {"percent": 75.0},
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}
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assert compare_coverage(
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baseline,
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{"application": {"percent": 50.0}, "domain": {"percent": 76.0}},
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) == []
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assert compare_coverage(
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baseline,
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{"application": {"percent": 49.99}, "domain": {"percent": 75.0}},
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) == ["application: 行覆盖率下降 50.00%->49.99%"]
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