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"""Tests for wheel helper.
"""
import csv
from email import message_from_string
from email.message import Message
from functools import partial
from pathlib import Path
from zipfile import ZipFile
from tests.lib.wheel import (
File,
_default,
make_metadata_file,
make_wheel,
make_wheel_metadata_file,
message_from_dict,
)
def test_message_from_dict_one_value() -> None:
message = message_from_dict({"a": "1"})
assert set(message.get_all("a")) == {"1"}
def test_message_from_dict_multiple_values() -> None:
message = message_from_dict({"a": ["1", "2"]})
assert set(message.get_all("a")) == {"1", "2"}
def message_from_bytes(contents: bytes) -> Message:
return message_from_string(contents.decode("utf-8"))
default_make_metadata = partial(
make_metadata_file,
name="simple",
value=_default,
version="0.1.0",
updates=_default,
body=_default,
)
def default_metadata_checks(f: File) -> Message:
assert f.name == "simple-0.1.0.dist-info/METADATA"
message = message_from_bytes(f.contents)
assert message.get_all("Metadata-Version") == ["2.1"]
assert message.get_all("Name") == ["simple"]
assert message.get_all("Version") == ["0.1.0"]
return message
def test_make_metadata_file_defaults() -> None:
f = default_make_metadata()
assert f is not None
default_metadata_checks(f)
def test_make_metadata_file_custom_value() -> None:
f = default_make_metadata(updates={"a": "1"})
assert f is not None
message = default_metadata_checks(f)
assert message.get_all("a") == ["1"]
def test_make_metadata_file_custom_value_list() -> None:
f = default_make_metadata(updates={"a": ["1", "2"]})
assert f is not None
message = default_metadata_checks(f)
assert set(message.get_all("a")) == {"1", "2"}
def test_make_metadata_file_custom_value_overrides() -> None:
f = default_make_metadata(updates={"Metadata-Version": "2.2"})
assert f is not None
message = message_from_bytes(f.contents)
assert message.get_all("Metadata-Version") == ["2.2"]
def test_make_metadata_file_custom_contents() -> None:
value = b"hello"
f = default_make_metadata(value=value)
assert f is not None
assert f.contents == value
tags = [("py2", "none", "any"), ("py3", "none", "any")]
default_make_wheel_metadata = partial(
make_wheel_metadata_file,
name="simple",
version="0.1.0",
value=_default,
tags=tags,
updates=_default,
)
def default_wheel_metadata_checks(f: File) -> Message:
assert f.name == "simple-0.1.0.dist-info/WHEEL"
message = message_from_bytes(f.contents)
assert message.get_all("Wheel-Version") == ["1.0"]
assert message.get_all("Generator") == ["pip-test-suite"]
assert message.get_all("Root-Is-Purelib") == ["true"]
assert set(message.get_all("Tag")) == {"py2-none-any", "py3-none-any"}
return message
def test_make_wheel_metadata_file_defaults() -> None:
f = default_make_wheel_metadata()
assert f is not None
default_wheel_metadata_checks(f)
def test_make_wheel_metadata_file_custom_value() -> None:
f = default_make_wheel_metadata(updates={"a": "1"})
assert f is not None
message = default_wheel_metadata_checks(f)
assert message.get_all("a") == ["1"]
def test_make_wheel_metadata_file_custom_value_list() -> None:
f = default_make_wheel_metadata(updates={"a": ["1", "2"]})
assert f is not None
message = default_wheel_metadata_checks(f)
assert set(message.get_all("a")) == {"1", "2"}
def test_make_wheel_metadata_file_custom_value_override() -> None:
f = default_make_wheel_metadata(updates={"Wheel-Version": "1.1"})
assert f is not None
message = message_from_bytes(f.contents)
assert message.get_all("Wheel-Version") == ["1.1"]
def test_make_wheel_metadata_file_custom_contents() -> None:
value = b"hello"
f = default_make_wheel_metadata(value=value)
assert f is not None
assert f.name == "simple-0.1.0.dist-info/WHEEL"
assert f.contents == value
def test_make_wheel_metadata_file_no_contents() -> None:
f = default_make_wheel_metadata(value=None)
assert f is None
def test_make_wheel_basics(tmpdir: Path) -> None:
make_wheel(name="simple", version="0.1.0").save_to_dir(tmpdir)
expected_wheel_path = tmpdir / "simple-0.1.0-py2.py3-none-any.whl"
assert expected_wheel_path.exists()
with ZipFile(expected_wheel_path) as z:
names = z.namelist()
assert set(names) == {
"simple-0.1.0.dist-info/METADATA",
"simple-0.1.0.dist-info/RECORD",
"simple-0.1.0.dist-info/WHEEL",
}
def test_make_wheel_default_record() -> None:
with make_wheel(
name="simple",
version="0.1.0",
extra_files={"simple/__init__.py": "a"},
extra_metadata_files={"LICENSE": "b"},
extra_data_files={"purelib/info.txt": "c"},
).as_zipfile() as z:
record_bytes = z.read("simple-0.1.0.dist-info/RECORD")
record_text = record_bytes.decode()
record_rows = list(csv.reader(record_text.splitlines()))
records = {row[0]: row[1:] for row in record_rows}
expected = {
"simple/__init__.py": [
"sha256=ypeBEsobvcr6wjGzmiPcTaeG7_gUfE5yuYB3ha_uSLs",
"1",
],
"simple-0.1.0.data/purelib/info.txt": [
"sha256=Ln0sA6lQeuJl7PW1NWiFpTOTogKdJBOUmXJloaJa78Y",
"1",
],
"simple-0.1.0.dist-info/LICENSE": [
"sha256=PiPoFgA5WUoziU9lZOGxNIu9egCI1CxKy3PurtWcAJ0",
"1",
],
"simple-0.1.0.dist-info/RECORD": ["", ""],
}
for name, values in expected.items():
assert records[name] == values, name
# WHEEL and METADATA aren't constructed in a stable way, so just spot
# check.
expected_variable = {
"simple-0.1.0.dist-info/METADATA": "51",
"simple-0.1.0.dist-info/WHEEL": "104",
}
for name, length in expected_variable.items():
assert records[name][0].startswith("sha256="), name
assert records[name][1] == length, name
def test_make_wheel_extra_files() -> None:
with make_wheel(
name="simple",
version="0.1.0",
extra_files={"simple/__init__.py": "a"},
extra_metadata_files={"LICENSE": "b"},
extra_data_files={"info.txt": "c"},
).as_zipfile() as z:
names = z.namelist()
assert set(names) == {
"simple/__init__.py",
"simple-0.1.0.data/info.txt",
"simple-0.1.0.dist-info/LICENSE",
"simple-0.1.0.dist-info/METADATA",
"simple-0.1.0.dist-info/RECORD",
"simple-0.1.0.dist-info/WHEEL",
}
assert z.read("simple/__init__.py") == b"a"
assert z.read("simple-0.1.0.dist-info/LICENSE") == b"b"
assert z.read("simple-0.1.0.data/info.txt") == b"c"
def test_make_wheel_no_files() -> None:
with make_wheel(
name="simple",
version="0.1.0",
wheel_metadata=None,
metadata=None,
record=None,
).as_zipfile() as z:
assert not z.namelist()
def test_make_wheel_custom_files() -> None:
with make_wheel(
name="simple",
version="0.1.0",
wheel_metadata=b"a",
metadata=b"b",
record=b"c",
).as_zipfile() as z:
assert z.read("simple-0.1.0.dist-info/WHEEL") == b"a"
assert z.read("simple-0.1.0.dist-info/METADATA") == b"b"
assert z.read("simple-0.1.0.dist-info/RECORD") == b"c"
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