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import logging
import os
from pathlib import Path
from typing import Optional, cast
import pytest
from pip._internal import wheel_builder
from pip._internal.models.link import Link
from pip._internal.operations.build.wheel_legacy import format_command_result
from pip._internal.req.req_install import InstallRequirement
from pip._internal.vcs.git import Git
from tests.lib import _create_test_package
@pytest.mark.parametrize(
"s, expected",
[
# Trivial.
("pip-18.0", True),
# Ambiguous.
("foo-2-2", True),
("im-valid", True),
# Invalid.
("invalid", False),
("im_invalid", False),
],
)
def test_contains_egg_info(s: str, expected: bool) -> None:
result = wheel_builder._contains_egg_info(s)
assert result == expected
class ReqMock:
def __init__(
self,
name: str = "pendulum",
is_wheel: bool = False,
editable: bool = False,
link: Optional[Link] = None,
constraint: bool = False,
source_dir: Optional[str] = "/tmp/pip-install-123/pendulum",
use_pep517: bool = True,
supports_pyproject_editable: bool = False,
) -> None:
self.name = name
self.is_wheel = is_wheel
self.editable = editable
self.link = link
self.constraint = constraint
self.source_dir = source_dir
self.use_pep517 = use_pep517
self._supports_pyproject_editable = supports_pyproject_editable
def supports_pyproject_editable(self) -> bool:
return self._supports_pyproject_editable
@pytest.mark.parametrize(
"req, expected",
[
# We build, whether pep 517 is enabled or not.
(ReqMock(use_pep517=True), True),
(ReqMock(use_pep517=False), True),
# We don't build constraints.
(ReqMock(constraint=True), False),
# We don't build reqs that are already wheels.
(ReqMock(is_wheel=True), False),
# We build editables if the backend supports PEP 660.
(ReqMock(editable=True, use_pep517=False), False),
(
ReqMock(editable=True, use_pep517=True, supports_pyproject_editable=True),
True,
),
(
ReqMock(editable=True, use_pep517=True, supports_pyproject_editable=False),
False,
),
# We don't build if there is no source dir (whatever that means!).
(ReqMock(source_dir=None), False),
# By default (i.e. when binaries are allowed), VCS requirements
# should be built in install mode.
(
ReqMock(link=Link("git+https://g.c/org/repo"), use_pep517=True),
True,
),
(
ReqMock(link=Link("git+https://g.c/org/repo"), use_pep517=False),
True,
),
],
)
def test_should_build_for_install_command(req: ReqMock, expected: bool) -> None:
should_build = wheel_builder.should_build_for_install_command(
cast(InstallRequirement, req),
)
assert should_build is expected
@pytest.mark.parametrize(
"req, expected",
[
(ReqMock(), True),
(ReqMock(constraint=True), False),
(ReqMock(is_wheel=True), False),
(ReqMock(editable=True, use_pep517=False), True),
(ReqMock(editable=True, use_pep517=True), True),
(ReqMock(source_dir=None), True),
(ReqMock(link=Link("git+https://g.c/org/repo")), True),
],
)
def test_should_build_for_wheel_command(req: ReqMock, expected: bool) -> None:
should_build = wheel_builder.should_build_for_wheel_command(
cast(InstallRequirement, req)
)
assert should_build is expected
@pytest.mark.parametrize(
"req, expected",
[
(ReqMock(editable=True, use_pep517=False), False),
(ReqMock(editable=True, use_pep517=True), False),
(ReqMock(source_dir=None), False),
(ReqMock(link=Link("git+https://g.c/org/repo")), False),
(ReqMock(link=Link("https://g.c/dist.tgz")), False),
(ReqMock(link=Link("https://g.c/dist-2.0.4.tgz")), True),
],
)
def test_should_cache(req: ReqMock, expected: bool) -> None:
assert wheel_builder._should_cache(cast(InstallRequirement, req)) is expected
def test_should_cache_git_sha(tmpdir: Path) -> None:
repo_path = os.fspath(_create_test_package(tmpdir, name="mypkg"))
commit = Git.get_revision(repo_path)
# a link referencing a sha should be cached
url = "git+https://g.c/o/r@" + commit + "#egg=mypkg"
req = ReqMock(link=Link(url), source_dir=repo_path)
assert wheel_builder._should_cache(cast(InstallRequirement, req))
# a link not referencing a sha should not be cached
url = "git+https://g.c/o/r@master#egg=mypkg"
req = ReqMock(link=Link(url), source_dir=repo_path)
assert not wheel_builder._should_cache(cast(InstallRequirement, req))
def test_format_command_result__INFO(caplog: pytest.LogCaptureFixture) -> None:
caplog.set_level(logging.INFO)
actual = format_command_result(
# Include an argument with a space to test argument quoting.
command_args=["arg1", "second arg"],
command_output="output line 1\noutput line 2\n",
)
assert actual.splitlines() == [
"Command arguments: arg1 'second arg'",
"Command output: [use --verbose to show]",
]
@pytest.mark.parametrize(
"command_output",
[
# Test trailing newline.
"output line 1\noutput line 2\n",
# Test no trailing newline.
"output line 1\noutput line 2",
],
)
def test_format_command_result__DEBUG(
caplog: pytest.LogCaptureFixture, command_output: str
) -> None:
caplog.set_level(logging.DEBUG)
actual = format_command_result(
command_args=["arg1", "arg2"],
command_output=command_output,
)
assert actual.splitlines() == [
"Command arguments: arg1 arg2",
"Command output:",
"output line 1",
"output line 2",
]
@pytest.mark.parametrize("log_level", ["DEBUG", "INFO"])
def test_format_command_result__empty_output(
caplog: pytest.LogCaptureFixture, log_level: str
) -> None:
caplog.set_level(log_level)
actual = format_command_result(
command_args=["arg1", "arg2"],
command_output="",
)
assert actual.splitlines() == [
"Command arguments: arg1 arg2",
"Command output: None",
]
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