mirror of
https://github.com/kuhyx/utils.git
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Krzysztof kuhy Rudnicki
6c71d531bb
Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
98 lines
3.3 KiB
Python
98 lines
3.3 KiB
Python
"""Rendering, filtering and CLI exit-code tests."""
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from __future__ import annotations
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import json
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from pathlib import Path
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import pytest
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from coverage_gaps.cli import main
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from coverage_gaps.models import FileGap
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from coverage_gaps.render import compact_ranges, select, to_markdown
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def test_compact_ranges() -> None:
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assert compact_ranges([]) == ""
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assert compact_ranges([40, 12, 13, 14, 15, 16, 17, 18, 18]) == "12-18, 40"
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assert compact_ranges([1, 3, 5, 6]) == "1, 3, 5-6"
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def test_select_sorts_and_filters() -> None:
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small = FileGap("src/b.py", 5, (1,), 0, (), 0)
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big = FileGap("lib/a.py", 5, (1, 2), 2, (3,), 1)
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clean = FileGap("src/c.py", 5, (), 0, (), 0)
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assert [g.path for g in select([small, clean, big])] == ["lib/a.py", "src/b.py"]
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assert [g.path for g in select([small, big], path_prefix="src")] == ["src/b.py"]
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assert [g.path for g in select([small, big], min_missed=2)] == ["lib/a.py"]
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def test_markdown_branch_only_gap() -> None:
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out = to_markdown("lcov", [FileGap("z.py", 2, (), 2, (7,), 1)], 1)
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assert "- missed lines" not in out
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assert "missed branches (1) at lines: 7" in out
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def test_module_entrypoint(
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reports: dict[str, Path], monkeypatch: pytest.MonkeyPatch
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) -> None:
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import runpy
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monkeypatch.setattr("sys.argv", ["coverage_gaps", str(reports["lcov"])])
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with pytest.raises(SystemExit) as exc:
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runpy.run_module("coverage_gaps", run_name="__main__")
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assert exc.value.code == 1
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def test_markdown_no_gaps() -> None:
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assert "No coverage gaps." in to_markdown("lcov", [], 0)
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@pytest.mark.parametrize("fmt", ["lcov", "cobertura", "jacoco", "json"])
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def test_cli_markdown_exit_1(
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reports: dict[str, Path], fmt: str, capsys: pytest.CaptureFixture[str]
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) -> None:
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assert main([str(reports[fmt])]) == 1
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out = capsys.readouterr().out
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assert "2-3, 5" in out
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assert "missed branches (1) at lines: 4" in out
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assert "b.py" not in out.replace("A.kt", "")
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def test_cli_json_and_max_files(
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reports: dict[str, Path], capsys: pytest.CaptureFixture[str]
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) -> None:
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assert main([str(reports["jacoco"]), "--json", "--max-files", "1"]) == 1
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doc = json.loads(capsys.readouterr().out)
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assert doc["shown"] == 1
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assert doc["total"] == {"files": 1, "missed_lines": 3, "missed_branches": 1}
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assert doc["files"][0]["missed_lines"] == "2-3, 5"
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def test_cli_markdown_truncation_note(
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reports: dict[str, Path], capsys: pytest.CaptureFixture[str], tmp_path: Path
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) -> None:
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two = tmp_path / "two.info"
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two.write_text("SF:x\nDA:1,0\nend_of_record\nSF:y\nDA:1,0\nDA:2,0\nend_of_record\n")
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assert main([str(two), "--max-files", "1"]) == 1
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out = capsys.readouterr().out
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assert "Showing the 1 worst files." in out
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assert "`y`" in out
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assert "`x`" not in out
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def test_cli_exit_0_when_filtered_clean(
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reports: dict[str, Path], capsys: pytest.CaptureFixture[str]
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) -> None:
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assert main([str(reports["lcov"]), "--path-prefix", "b."]) == 0
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assert main([str(reports["lcov"]), "--json", "--min-missed", "99"]) == 0
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assert "No coverage gaps." in capsys.readouterr().out
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def test_cli_exit_2(tmp_path: Path, capsys: pytest.CaptureFixture[str]) -> None:
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assert main([str(tmp_path / "nope")]) == 2
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junk = tmp_path / "junk"
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junk.write_text("junk")
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assert main([str(junk)]) == 2
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assert "coverage-gaps:" in capsys.readouterr().err
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