def test_backend_path_and_dep(tmpdir, data):
"""Check we can call a requirement's backend successfully"""
project_dir = make_project(tmpdir,
backend="dummy_internal_backend",
backend_path=['.'])
(project_dir / 'dummy_internal_backend.py'
).write_text("from dummy_backend import build_wheel")
req = InstallRequirement(None, None, source_dir=project_dir)
req.load_pyproject_toml()
env = BuildEnvironment()
finder = make_test_finder(find_links=[data.backends])
env.install_requirements(finder, ["dummy_backend"], 'normal', "Installing")
assert hasattr(req.pep517_backend, 'build_wheel')
with env:
assert req.pep517_backend.build_wheel("dir") == "Backend called"
def test_backend(tmpdir: Path, data: TestData) -> None:
"""Check we can call a requirement's backend successfully"""
project_dir = make_project(tmpdir, backend="dummy_backend")
req = InstallRequirement(None, None)
req.source_dir = project_dir # make req believe it has been unpacked
req.load_pyproject_toml()
env = BuildEnvironment()
finder = make_test_finder(find_links=[data.backends])
env.install_requirements(finder, ["dummy_backend"],
"normal",
kind="Installing")
conflicting, missing = env.check_requirements(["dummy_backend"])
assert not conflicting and not missing
assert hasattr(req.pep517_backend, "build_wheel")
with env:
assert req.pep517_backend is not None
assert req.pep517_backend.build_wheel("dir") == "Backend called"
def test_backend_path_and_dep(tmpdir: Path, data: TestData) -> None:
"""Check we can call a requirement's backend successfully"""
project_dir = make_project(
tmpdir, backend="dummy_internal_backend", backend_path=["."]
)
(project_dir / "dummy_internal_backend.py").write_text(
"from dummy_backend import build_wheel"
)
req = InstallRequirement(None, None)
req.source_dir = project_dir # make req believe it has been unpacked
req.load_pyproject_toml()
env = BuildEnvironment()
finder = make_test_finder(find_links=[data.backends])
env.install_requirements(finder, ["dummy_backend"], "normal", "Installing")
assert hasattr(req.pep517_backend, "build_wheel")
with env:
assert req.pep517_backend is not None
assert req.pep517_backend.build_wheel("dir") == "Backend called"
def test_build_env_allow_only_one_install(script):
create_basic_wheel_for_package(script, 'foo', '1.0')
create_basic_wheel_for_package(script, 'bar', '1.0')
finder = make_test_finder(find_links=[script.scratch_path])
build_env = BuildEnvironment()
for prefix in ('normal', 'overlay'):
build_env.install_requirements(finder, ['foo'], prefix,
'installing foo in %s' % prefix)
with pytest.raises(AssertionError):
build_env.install_requirements(finder, ['bar'], prefix,
'installing bar in %s' % prefix)
with pytest.raises(AssertionError):
build_env.install_requirements(finder, [], prefix,
'installing in %s' % prefix)
def test_build_env_allow_only_one_install(script):
create_basic_wheel_for_package(script, 'foo', '1.0')
create_basic_wheel_for_package(script, 'bar', '1.0')
finder = PackageFinder([script.scratch_path], [], session=PipSession())
build_env = BuildEnvironment()
for prefix in ('normal', 'overlay'):
build_env.install_requirements(finder, ['foo'], prefix,
'installing foo in %s' % prefix)
with pytest.raises(AssertionError):
build_env.install_requirements(finder, ['bar'], prefix,
'installing bar in %s' % prefix)
with pytest.raises(AssertionError):
build_env.install_requirements(finder, [], prefix,
'installing in %s' % prefix)
def test_build_env_allow_only_one_install(script: PipTestEnvironment) -> None:
create_basic_wheel_for_package(script, "foo", "1.0")
create_basic_wheel_for_package(script, "bar", "1.0")
finder = make_test_finder(find_links=[script.scratch_path])
build_env = BuildEnvironment()
for prefix in ("normal", "overlay"):
build_env.install_requirements(finder, ["foo"], prefix,
f"installing foo in {prefix}")
with pytest.raises(AssertionError):
build_env.install_requirements(finder, ["bar"], prefix,
f"installing bar in {prefix}")
with pytest.raises(AssertionError):
build_env.install_requirements(finder, [], prefix,
f"installing in {prefix}")
def test_build_env_allow_empty_requirements_install():
build_env = BuildEnvironment()
for prefix in ('normal', 'overlay'):
build_env.install_requirements(None, [], prefix, None)
def test_build_env_allow_empty_requirements_install():
build_env = BuildEnvironment()
for prefix in ('normal', 'overlay'):
build_env.install_requirements(None, [], prefix, None)
def test_build_env_allow_empty_requirements_install() -> None:
finder = make_test_finder()
build_env = BuildEnvironment()
for prefix in ("normal", "overlay"):
build_env.install_requirements(finder, [], prefix,
"Installing build dependencies")
def test_backend(tmpdir, data):
"""Check we can call a requirement's backend successfully"""
project_dir = make_project(tmpdir, backend="dummy_backend")
req = InstallRequirement(None, None, source_dir=project_dir)
req.load_pyproject_toml()
env = BuildEnvironment()
finder = PackageFinder([data.backends], [], session=PipSession())
env.install_requirements(finder, ["dummy_backend"], 'normal', "Installing")
conflicting, missing = env.check_requirements(["dummy_backend"])
assert not conflicting and not missing
assert hasattr(req.pep517_backend, 'build_wheel')
with env:
assert req.pep517_backend.build_wheel("dir") == "Backend called"