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Add support for `backend-path`

This commit is contained in:
Zanie 2024-01-15 13:09:48 -06:00
parent 9b55ebe8f5
commit d6b77adc03
5 changed files with 247 additions and 51 deletions
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1
scripts/hookd/example.in
View File

@ -1,5 +1,6 @@
run
ok_backend
build_wheel
foo

43
scripts/hookd/hookd.py
View File

@ -76,6 +76,9 @@ def run_once(stdin: TextIO, stdout: TextIO):
send_expect(stdout, "build_backend")
build_backend_name = parse_build_backend(stdin)
send_expect(stdout, "backend_path")
backend_path = parse_backend_path(stdin)
send_expect(stdout, "hook_name")
hook_name = parse_hook_name(stdin)
if hook_name not in HookArguments:
@ -105,13 +108,14 @@ def run_once(stdin: TextIO, stdout: TextIO):
# TODO(zanieb): Where do we get the path of the source tree?
with ExitStack() as hook_ctx:
hook_ctx.enter_context(update_sys_path(backend_path))
hook_stdout = hook_ctx.enter_context(redirect_sys_stream("stdout"))
hook_stderr = hook_ctx.enter_context(redirect_sys_stream("stderr"))
send_redirect(stdout, "stdout", str(hook_stdout))
send_redirect(stdout, "stderr", str(hook_stderr))
try:
build_backend = import_build_backend(build_backend_name)
build_backend = import_build_backend(build_backend_name, backend_path)
except Exception as exc:
if not isinstance(exc, HookdError):
# Wrap unhandled errors in a generic one
@ -136,7 +140,7 @@ def run_once(stdin: TextIO, stdout: TextIO):
@cache()
def import_build_backend(backend_name: str) -> object:
def import_build_backend(backend_name: str, backend_path: tuple[str]) -> object:
"""
See: https://peps.python.org/pep-0517/#source-trees
"""
@ -190,6 +194,24 @@ def import_build_backend(backend_name: str) -> object:
return backend
@contextmanager
def update_sys_path(extensions: tuple[Path]):
"""
Temporarily update `sys.path`.
WARNING: This function is not safe to concurrent usage.
"""
if not extensions:
yield
return
previous_path = sys.path.copy()
sys.path = list(extensions) + sys.path
yield
sys.path = previous_path
@contextmanager
def redirect_sys_stream(name: StreamName):
"""
@ -294,7 +316,6 @@ def parse_hook_name(buffer: TextIO) -> Hook:
def parse_path(buffer: TextIO) -> Path:
path = os.path.abspath(buffer.readline().rstrip("\n"))
# TODO(zanieb): Consider validating the path here
return path
@ -327,7 +348,6 @@ def parse_config_settings(buffer: TextIO) -> dict | None:
def parse_build_backend(buffer: TextIO) -> str:
# TODO: Add support for `build-path`
name = buffer.readline().rstrip("\n")
if not name:
@ -337,6 +357,21 @@ def parse_build_backend(buffer: TextIO) -> str:
return name
def parse_backend_path(buffer: TextIO) -> tuple[Path]:
"""
Directories in backend-path are interpreted as relative to the project root, and MUST refer to a location within the source tree (after relative paths and symbolic links have been resolved).
The backend code MUST be loaded from one of the directories specified in backend-path (i.e., it is not permitted to specify backend-path and not have in-tree backend code).
"""
paths = []
while True:
path = parse_optional_path(buffer)
if not path:
return tuple(paths)
paths.append(path)
######################
####### OUTPUT #######
######################

228
scripts/hookd/tests/test_hookd.py
View File

@ -11,12 +11,14 @@ from pathlib import Path
import pytest
PROJECT_DIR = Path(__file__).parent.parent
TREE_DIR = PROJECT_DIR / "tests" / "tree"
# Snapshot filters
TIME = (r"(\d+.)?\d+(ms|s)", "[TIME]")
SHUTDOWN = (
textwrap.dedent(
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
SHUTDOWN
@ -26,12 +28,17 @@ SHUTDOWN = (
)
STDOUT = ("STDOUT .*", "STDOUT [PATH]")
STDERR = ("STDERR .*", "STDERR [PATH]")
TREE = (re.escape(str(TREE_DIR)), "[TREE]")
CWD = (re.escape(os.getcwd()), "[CWD]")
TRACEBACK = ("TRACEBACK .*", "TRACEBACK [TRACEBACK]")
DEFAULT_FILTERS = [TIME, STDOUT, STDERR, TRACEBACK, CWD]
DEFAULT_FILTERS = [TIME, STDOUT, STDERR, TRACEBACK, TREE, CWD]
def new(extra_backend_paths: list[str] | None = None) -> subprocess.Popen:
def new(
extra_backend_paths: list[str] | None = None,
tree_path: Path | None = TREE_DIR,
) -> subprocess.Popen:
extra_backend_paths = extra_backend_paths or []
env = os.environ.copy()
@ -41,7 +48,8 @@ def new(extra_backend_paths: list[str] | None = None) -> subprocess.Popen:
)
return subprocess.Popen(
[sys.executable, str(PROJECT_DIR / "hookd.py")],
[sys.executable, str(PROJECT_DIR / "hookd.py")]
+ ([str(tree_path)] if tree_path is not None else []),
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
@ -84,19 +92,32 @@ def test_sigterm():
def test_run_invalid_backend():
daemon = new()
send(daemon, ["run", "backend_does_not_exist", "build_wheel", "", "", ""])
send(
daemon,
[
"run",
"backend_does_not_exist",
"",
"build_wheel",
"",
"",
"",
],
)
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG backend_does_not_exist build_wheel wheel_directory=[CWD] config_settings=None metadata_directory=None
DEBUG backend_does_not_exist build_wheel wheel_directory=[TREE] config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -114,14 +135,16 @@ def test_run_invalid_backend():
def test_run_invalid_hook():
daemon = new()
send(daemon, ["run", "ok_backend", "hook_does_not_exist"])
send(daemon, ["run", "ok_backend", "", "hook_does_not_exist"])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
ERROR InvalidHookName The name 'hook_does_not_exist' is not valid hook. Expected one of: 'build_wheel', 'build_sdist', 'prepare_metadata_for_build_wheel', 'get_requires_for_build_wheel', 'get_requires_for_build_sdist'
TRACEBACK [TRACEBACK]
@ -140,19 +163,21 @@ def test_run_build_wheel_ok():
Uses a mock backend to test the `build_wheel` hook.
"""
daemon = new()
send(daemon, ["run", "ok_backend", "build_wheel", "foo", "", ""])
send(daemon, ["run", "ok_backend", "", "build_wheel", "foo", "", ""])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG ok_backend build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG ok_backend build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -173,18 +198,20 @@ def test_run_build_sdist_ok():
Uses a mock backend to test the `build_sdist` hook.
"""
daemon = new()
send(daemon, ["run", "ok_backend", "build_sdist", "foo", ""])
send(daemon, ["run", "ok_backend", "", "build_sdist", "foo", ""])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT sdist_directory
EXPECT config_settings
DEBUG ok_backend build_sdist sdist_directory=[CWD]/foo config_settings=None
DEBUG ok_backend build_sdist sdist_directory=[TREE]/foo config_settings=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -205,14 +232,16 @@ def test_run_get_requires_for_build_wheel_ok():
Uses a mock backend to test the `get_requires_for_build_wheel` hook.
"""
daemon = new()
send(daemon, ["run", "ok_backend", "get_requires_for_build_wheel", ""])
send(daemon, ["run", "ok_backend", "", "get_requires_for_build_wheel", ""])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT config_settings
DEBUG ok_backend get_requires_for_build_wheel config_settings=None
@ -236,18 +265,22 @@ def test_run_prepare_metadata_for_build_wheel_ok():
Uses a mock backend to test the `prepare_metadata_for_build_wheel` hook.
"""
daemon = new()
send(daemon, ["run", "ok_backend", "prepare_metadata_for_build_wheel", "foo", ""])
send(
daemon, ["run", "ok_backend", "", "prepare_metadata_for_build_wheel", "foo", ""]
)
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT metadata_directory
EXPECT config_settings
DEBUG ok_backend prepare_metadata_for_build_wheel metadata_directory=[CWD]/foo config_settings=None
DEBUG ok_backend prepare_metadata_for_build_wheel metadata_directory=[TREE]/foo config_settings=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -269,15 +302,18 @@ def test_run_invalid_config_settings():
"""
daemon = new()
send(
daemon, ["run", "ok_backend", "get_requires_for_build_wheel", "not_valid_json"]
daemon,
["run", "ok_backend", "", "get_requires_for_build_wheel", "not_valid_json"],
)
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT config_settings
ERROR MalformedHookArgument Malformed content for argument 'config_settings': 'not_valid_json'
@ -298,19 +334,23 @@ def test_run_build_wheel_multiple_times():
"""
daemon = new()
for _ in range(5):
send(daemon, ["run", "ok_backend", "build_wheel", "foo", "", ""])
send(daemon, ["run", "ok_backend", "", "build_wheel", "foo", "", ""])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
""".rstrip()
+ """
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG ok_backend build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG ok_backend build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -333,19 +373,21 @@ def test_run_build_wheel_error():
Uses a mock backend that throws an error to test error reporting.
"""
daemon = new()
send(daemon, ["run", "err_backend", "build_wheel", "foo", "", ""])
send(daemon, ["run", "err_backend", "", "build_wheel", "foo", "", ""])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG err_backend build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG err_backend build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -366,20 +408,22 @@ def test_run_error_not_fatal():
Uses a mock backend that throws an error to ensure errors are not fatal and another hook can be run.
"""
daemon = new()
send(daemon, ["run", "err_backend", "build_wheel", "foo", "", ""])
send(daemon, ["run", "err_backend", "build_wheel", "foo", "", ""])
send(daemon, ["run", "err_backend", "", "build_wheel", "foo", "", ""])
send(daemon, ["run", "err_backend", "", "build_wheel", "foo", "", ""])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG err_backend build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG err_backend build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -388,11 +432,12 @@ def test_run_error_not_fatal():
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG err_backend build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG err_backend build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -422,20 +467,22 @@ def test_run_base_exception_error_not_fatal(tmp_path: Path):
)
daemon = new(extra_backend_paths=[tmp_path])
send(daemon, ["run", "base_exc_backend", "build_wheel", "foo", "", ""])
send(daemon, ["run", "base_exc_backend", "build_wheel", "foo", "", ""])
send(daemon, ["run", "base_exc_backend", "", "build_wheel", "foo", "", ""])
send(daemon, ["run", "base_exc_backend", "", "build_wheel", "foo", "", ""])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG base_exc_backend build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG base_exc_backend build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -444,11 +491,12 @@ def test_run_base_exception_error_not_fatal(tmp_path: Path):
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG base_exc_backend build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG base_exc_backend build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -470,19 +518,21 @@ def test_run_error_in_backend_module(tmp_path: Path):
"""
(tmp_path / "import_err_backend.py").write_text("raise RuntimeError('oh no')")
daemon = new(extra_backend_paths=[tmp_path])
send(daemon, ["run", "import_err_backend", "build_wheel", "foo", "", ""])
send(daemon, ["run", "import_err_backend", "", "build_wheel", "foo", "", ""])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG import_err_backend build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG import_err_backend build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -504,19 +554,21 @@ def test_run_unsupported_hook_empty(tmp_path: Path):
"""
(tmp_path / "empty_backend.py").write_text("")
daemon = new(extra_backend_paths=[tmp_path])
send(daemon, ["run", "empty_backend", "build_wheel", "foo", "", ""])
send(daemon, ["run", "empty_backend", "", "build_wheel", "foo", "", ""])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG empty_backend build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG empty_backend build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -549,18 +601,20 @@ def test_run_unsupported_hook_partial(tmp_path: Path):
)
daemon = new(extra_backend_paths=[tmp_path])
send(daemon, ["run", "partial_backend", "build_sdist", "foo", "", ""])
send(daemon, ["run", "partial_backend", "", "build_sdist", "foo", "", ""])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT sdist_directory
EXPECT config_settings
DEBUG partial_backend build_sdist sdist_directory=[CWD]/foo config_settings=None
DEBUG partial_backend build_sdist sdist_directory=[TREE]/foo config_settings=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -586,19 +640,24 @@ def test_run_cls_backend(separator):
Tests a backend namespaced to a class.
"""
daemon = new()
send(daemon, ["run", f"cls_backend{separator}Class", "build_wheel", "foo", "", ""])
send(
daemon,
["run", f"cls_backend{separator}Class", "", "build_wheel", "foo", "", ""],
)
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
f"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG cls_backend{separator}Class build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG cls_backend{separator}Class build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -620,19 +679,71 @@ def test_run_obj_backend(separator):
Tests a backend namespaced to an object.
"""
daemon = new()
send(daemon, ["run", f"obj_backend{separator}obj", "build_wheel", "foo", "", ""])
send(
daemon, ["run", f"obj_backend{separator}obj", "", "build_wheel", "foo", "", ""]
)
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
f"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG obj_backend{separator}obj build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG obj_backend{separator}obj build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
OK build_wheel_fake_path
DEBUG ran hook in [TIME]
READY
EXPECT action
SHUTDOWN
""",
filters=DEFAULT_FILTERS,
)
assert stderr == ""
assert daemon.returncode == 0
def test_run_in_tree_backend():
"""
Tests a backend in the source tree
"""
daemon = new()
send(
daemon,
[
"run",
"in_tree",
"directory_does_not_exist",
"in_tree_backend",
"",
"build_wheel",
"foo",
"",
"",
],
)
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG in_tree build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -653,19 +764,23 @@ def test_run_submodule_backend():
Tests a backend namespaced to an submodule.
"""
daemon = new()
send(daemon, ["run", "submodule_backend.submodule", "build_wheel", "foo", "", ""])
send(
daemon, ["run", "submodule_backend.submodule", "", "build_wheel", "foo", "", ""]
)
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG submodule_backend.submodule build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG submodule_backend.submodule build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -686,19 +801,32 @@ def test_run_submodule_backend_invalid_import():
Tests a backend namespaced to an submodule but imported as an attribute
"""
daemon = new()
send(daemon, ["run", "submodule_backend:submodule", "build_wheel", "", "", ""])
send(
daemon,
[
"run",
"submodule_backend:submodule",
"",
"build_wheel",
"",
"",
"",
],
)
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG submodule_backend:submodule build_wheel wheel_directory=[CWD] config_settings=None metadata_directory=None
DEBUG submodule_backend:submodule build_wheel wheel_directory=[TREE] config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -719,19 +847,21 @@ def test_run_stdout_capture():
Tests capture of stdout from a backend.
"""
daemon = new()
send(daemon, ["run", "stdout_backend", "build_wheel", "foo", "", ""])
send(daemon, ["run", "stdout_backend", "", "build_wheel", "foo", "", ""])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG stdout_backend build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG stdout_backend build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -772,19 +902,21 @@ def test_run_stderr_capture():
Tests capture of stderr from a backend.
"""
daemon = new()
send(daemon, ["run", "stderr_backend", "build_wheel", "foo", "", ""])
send(daemon, ["run", "stderr_backend", "", "build_wheel", "foo", "", ""])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG stderr_backend build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG stderr_backend build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]
@ -828,7 +960,7 @@ def test_run_stdout_capture_multiple_hook_runs():
for i in range(COUNT):
send(
daemon,
["run", "stdout_backend", "build_wheel", "foo", f'{{"run": {i}}}', ""],
["run", "stdout_backend", "", "build_wheel", "foo", f'{{"run": {i}}}', ""],
)
stdout, stderr = daemon.communicate(input="shutdown\n")
print(stdout)
@ -873,19 +1005,21 @@ def test_run_real_backend_build_wheel_error(backend: str):
pytest.skip(f"build backend {backend!r} is not installed")
daemon = new()
send(daemon, ["run", backend, "build_wheel", "foo", "", ""])
send(daemon, ["run", backend, "", "build_wheel", "foo", "", ""])
stdout, stderr = daemon.communicate(input="shutdown\n")
assert_snapshot(
stdout,
f"""
DEBUG changed working directory to [TREE]
READY
EXPECT action
EXPECT build_backend
EXPECT backend_path
EXPECT hook_name
EXPECT wheel_directory
EXPECT config_settings
EXPECT metadata_directory
DEBUG {backend} build_wheel wheel_directory=[CWD]/foo config_settings=None metadata_directory=None
DEBUG {backend} build_wheel wheel_directory=[TREE]/foo config_settings=None metadata_directory=None
DEBUG parsed hook inputs in [TIME]
STDOUT [PATH]
STDERR [PATH]

3
scripts/hookd/tests/tree/__init__.py Normal file
View File

@ -0,0 +1,3 @@
"""
A test Python project
"""

23
scripts/hookd/tests/tree/in_tree_backend/in_tree.py Normal file
View File

@ -0,0 +1,23 @@
"""
A build backend in a sub-directory in-tree
"""
def build_wheel(wheel_directory, config_settings=None, metadata_directory=None):
return "build_wheel_fake_path"
def build_sdist(sdist_directory, config_settings=None):
return "build_sdist_fake_path"
def get_requires_for_build_wheel(config_settings=None):
return ["fake", "build", "wheel", "requires"]
def prepare_metadata_for_build_wheel(metadata_directory, config_settings=None):
return "prepare_metadata_fake_dist_info_path"
def get_requires_for_build_sdist(config_settings=None):
return ["fake", "build", "sdist", "requires"]