107 lines
3.6 KiB
Python
107 lines
3.6 KiB
Python
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from __future__ import annotations
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from typing import TYPE_CHECKING, Callable, Iterator
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import pytest
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from pipdeptree._models import PackageDAG
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from pipdeptree._validate import conflicting_deps, cyclic_deps, render_conflicts_text, render_cycles_text
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if TYPE_CHECKING:
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from unittest.mock import Mock
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from tests.our_types import MockGraph
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@pytest.mark.parametrize(
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("mpkgs", "expected_keys", "expected_output"),
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[
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(
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{
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("a", "1.0.1"): [("b", [(">=", "2.0.0")])],
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("b", "2.3.0"): [("a", [(">=", "1.0.1")])],
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("c", "4.5.0"): [("d", [("==", "2.0")])],
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("d", "2.0"): [],
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},
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[("a", "b", "a"), ("b", "a", "b")],
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["Warning!! Cyclic dependencies found:", "* b => a => b", "* a => b => a"],
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),
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( # if a dependency isn't installed, cannot verify cycles
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{
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("a", "1.0.1"): [("b", [(">=", "2.0.0")])],
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},
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[],
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[], # no output expected
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),
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],
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)
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def test_cyclic_deps(
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capsys: pytest.CaptureFixture[str],
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mpkgs: dict[tuple[str, str], list[tuple[str, list[tuple[str, str]]]]],
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expected_keys: list[tuple[str, ...]],
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expected_output: list[str],
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mock_pkgs: Callable[[MockGraph], Iterator[Mock]],
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) -> None:
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tree = PackageDAG.from_pkgs(list(mock_pkgs(mpkgs)))
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result = cyclic_deps(tree)
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result_keys = [(a.key, b.key, c.key) for (a, b, c) in result]
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assert sorted(expected_keys) == sorted(result_keys)
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render_cycles_text(result)
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captured = capsys.readouterr()
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assert "\n".join(expected_output).strip() == captured.err.strip()
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@pytest.mark.parametrize(
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("mpkgs", "expected_keys", "expected_output"),
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[
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(
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{("a", "1.0.1"): [("b", [(">=", "2.3.0")])], ("b", "1.9.1"): []},
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{"a": ["b"]},
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[
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"Warning!!! Possibly conflicting dependencies found:",
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"* a==1.0.1",
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" - b [required: >=2.3.0, installed: 1.9.1]",
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],
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),
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(
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{("a", "1.0.1"): [("c", [(">=", "9.4.1")])], ("b", "2.3.0"): [("c", [(">=", "7.0")])], ("c", "8.0.1"): []},
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{"a": ["c"]},
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[
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"Warning!!! Possibly conflicting dependencies found:",
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"* a==1.0.1",
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" - c [required: >=9.4.1, installed: 8.0.1]",
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],
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),
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(
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{("a", "1.0.1"): [("c", [(">=", "9.4.1")])], ("b", "2.3.0"): [("c", [(">=", "9.4.0")])]},
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{"a": ["c"], "b": ["c"]},
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[
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"Warning!!! Possibly conflicting dependencies found:",
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"* a==1.0.1",
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" - c [required: >=9.4.1, installed: ?]",
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"* b==2.3.0",
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" - c [required: >=9.4.0, installed: ?]",
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],
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),
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(
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{("a", "1.0.1"): [("c", [(">=", "9.4.1")])], ("b", "2.3.0"): [("c", [(">=", "7.0")])], ("c", "9.4.1"): []},
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{},
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[],
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),
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],
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)
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def test_conflicting_deps(
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capsys: pytest.CaptureFixture[str],
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mpkgs: dict[tuple[str, str], list[tuple[str, list[tuple[str, str]]]]],
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expected_keys: dict[str, list[str]],
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expected_output: list[str],
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mock_pkgs: Callable[[MockGraph], Iterator[Mock]],
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) -> None:
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tree = PackageDAG.from_pkgs(list(mock_pkgs(mpkgs)))
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result = conflicting_deps(tree)
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result_keys = {k.key: [v.key for v in vs] for k, vs in result.items()}
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assert expected_keys == result_keys
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render_conflicts_text(result)
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captured = capsys.readouterr()
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assert "\n".join(expected_output).strip() == captured.err.strip()
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