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from __future__ import annotations
import pytest
from pipdeptree._cli import build_parser, get_options
def test_get_options_default() -> None:
get_options([])
@pytest.mark.parametrize("flag", ["-j", "--json"])
def test_get_options_json(flag: str) -> None:
options = get_options([flag])
assert options.json
assert options.output_format == "json"
def test_get_options_json_tree() -> None:
options = get_options(["--json-tree"])
assert options.json_tree
assert not options.json
assert options.output_format == "json-tree"
def test_get_options_mermaid() -> None:
options = get_options(["--mermaid"])
assert options.mermaid
assert options.output_format == "mermaid"
def test_get_options_pdf() -> None:
options = get_options(["--graph-output", "pdf"])
assert options.graphviz_format == "pdf"
assert options.output_format == "graphviz-pdf"
def test_get_options_svg() -> None:
options = get_options(["--graph-output", "svg"])
assert options.graphviz_format == "svg"
assert options.output_format == "graphviz-svg"
@pytest.mark.parametrize(("fmt"), ["freeze", "json", "json-tree", "mermaid", "graphviz-png"])
def test_get_options_output_format(fmt: str) -> None:
options = get_options(["-o", fmt])
assert options.output_format == fmt
def test_get_options_output_format_that_does_not_exist(capsys: pytest.CaptureFixture[str]) -> None:
with pytest.raises(SystemExit, match="2"):
get_options(["-o", "i-dont-exist"])
out, err = capsys.readouterr()
assert not out
assert 'i-dont-exist" is not a known output format.' in err
def test_get_options_license_and_freeze_together_not_supported(capsys: pytest.CaptureFixture[str]) -> None:
with pytest.raises(SystemExit, match="2"):
get_options(["--license", "--freeze"])
out, err = capsys.readouterr()
assert not out
assert "cannot use --license with --freeze" in err
@pytest.mark.parametrize(
"args",
[
pytest.param(["--path", "/random/path", "--local-only"], id="path-with-local"),
pytest.param(["--path", "/random/path", "--user-only"], id="path-with-user"),
],
)
def test_get_options_path_with_either_local_or_user_not_supported(
args: list[str], capsys: pytest.CaptureFixture[str]
) -> None:
with pytest.raises(SystemExit, match="2"):
get_options(args)
out, err = capsys.readouterr()
assert not out
assert "cannot use --path with --user-only or --local-only" in err
def test_get_options_exclude_dependencies_without_exclude(capsys: pytest.CaptureFixture[str]) -> None:
with pytest.raises(SystemExit, match="2"):
get_options(["--exclude-dependencies"])
out, err = capsys.readouterr()
assert not out
assert "must use --exclude-dependencies with --exclude" in err
@pytest.mark.parametrize(
("should_be_error", "depth_arg", "expected_value"),
[
(True, ["-d", "-1"], None),
(True, ["--depth", "string"], None),
(False, ["-d", "0"], 0),
(False, ["--depth", "8"], 8),
(False, [], float("inf")),
],
)
def test_parser_depth(should_be_error: bool, depth_arg: list[str], expected_value: float | None) -> None:
parser = build_parser()
if should_be_error:
with pytest.raises(SystemExit):
parser.parse_args(depth_arg)
else:
args = parser.parse_args(depth_arg)
assert args.depth == expected_value
@pytest.mark.parametrize(
"warning",
[
"silence",
"suppress",
"fail",
],
)
def test_parse_warn_option_normal(warning: str) -> None:
options = get_options(["-w", warning])
assert options.warn == warning
options = get_options(["--warn", warning])
assert options.warn == warning
def test_parse_warn_option_invalid() -> None:
with pytest.raises(SystemExit, match="2"):
get_options(["--warn", "non-existent-warning-type"])
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