Add tests for pyproject with multiple readme files (#6678)

tests/console/commands/test_build.py

+from __future__ import annotations
+
+import shutil
+import tarfile
+
+from pathlib import Path
+from typing import TYPE_CHECKING
+
+from poetry.factory import Factory
+
+
+if TYPE_CHECKING:
+    from poetry.utils.env import VirtualEnv
+    from tests.types import CommandTesterFactory
+
+
+def test_build_with_multiple_readme_files(
+    tmp_path: Path, tmp_venv: VirtualEnv, command_tester_factory: CommandTesterFactory
+):
+    source_dir = (
+        Path(__file__).parent.parent.parent / "fixtures" / "with_multiple_readme_files"
+    )
+    target_dir = tmp_path / "project"
+    shutil.copytree(str(source_dir), str(target_dir))
+
+    poetry = Factory().create_poetry(target_dir)
+    tester = command_tester_factory("build", poetry, environment=tmp_venv)
+
+    tester.execute()
+
+    build_dir = target_dir / "dist"
+    assert build_dir.exists()
+
+    sdist_file = build_dir / "my_package-0.1.tar.gz"
+    assert sdist_file.exists()
+    assert sdist_file.stat().st_size > 0
+
+    (wheel_file,) = build_dir.glob("my_package-0.1-*.whl")
+    assert wheel_file.exists()
+    assert wheel_file.stat().st_size > 0
+
+    sdist_content = tarfile.open(sdist_file).getnames()
+    assert "my_package-0.1/README-1.rst" in sdist_content
+    assert "my_package-0.1/README-2.rst" in sdist_content

tests/fixtures/with_multiple_readme_files/README-1.rst

+Single Python
+=============

tests/fixtures/with_multiple_readme_files/README-2.rst

+Changelog
+=========

tests/fixtures/with_multiple_readme_files/my_package/__init__.py

+"""Example module"""
+
+from __future__ import annotations
+
+
+__version__ = "0.1"

tests/fixtures/with_multiple_readme_files/pyproject.toml

+[tool.poetry]
+name = "my-package"
+version = "0.1"
+description = "Some description."
+authors = [
+    "Your Name <you@example.com>"
+]
+license = "MIT"
+
+readme = [
+    "README-1.rst",
+    "README-2.rst"
+]
+
+homepage = "https://python-poetry.org"
+
+
+[tool.poetry.dependencies]
+python = "^2.7"

tests/masonry/builders/test_editable_builder.py

@@ -68,6 +68,15 @@ def extended_without_setup_poetry() -> Poetry:
     return poetry
     return poetry
 
 
 
 
+@pytest.fixture
+def with_multiple_readme_files() -> Poetry:
+    poetry = Factory().create_poetry(
+        Path(__file__).parent.parent.parent / "fixtures" / "with_multiple_readme_files"
+    )
+
+    return poetry
+
+
 @pytest.fixture()
 @pytest.fixture()
 def env_manager(simple_poetry: Poetry) -> EnvManager:
 def env_manager(simple_poetry: Poetry) -> EnvManager:
     return EnvManager(simple_poetry)
     return EnvManager(simple_poetry)
@@ -287,6 +296,44 @@ def test_builder_installs_proper_files_when_packages_configured(
     assert len(paths) == len(expected)
     assert len(paths) == len(expected)
 
 
 
 
+def test_builder_generates_proper_metadata_when_multiple_readme_files(
+    with_multiple_readme_files: Poetry, tmp_venv: VirtualEnv
+):
+    builder = EditableBuilder(with_multiple_readme_files, tmp_venv, NullIO())
+
+    builder.build()
+
+    dist_info = "my_package-0.1.dist-info"
+    assert tmp_venv.site_packages.exists(dist_info)
+
+    dist_info = tmp_venv.site_packages.find(dist_info)[0]
+    assert dist_info.joinpath("METADATA").exists()
+
+    metadata = """\
+Metadata-Version: 2.1
+Name: my-package
+Version: 0.1
+Summary: Some description.
+Home-page: https://python-poetry.org
+License: MIT
+Author: Your Name
+Author-email: you@example.com
+Requires-Python: >=2.7,<3.0
+Classifier: License :: OSI Approved :: MIT License
+Classifier: Programming Language :: Python :: 2
+Classifier: Programming Language :: Python :: 2.7
+Description-Content-Type: text/x-rst
+
+Single Python
+=============
+
+Changelog
+=========
+
+"""
+    assert dist_info.joinpath("METADATA").read_text(encoding="utf-8") == metadata
+
+
 def test_builder_should_execute_build_scripts(
 def test_builder_should_execute_build_scripts(
     mocker: MockerFixture, extended_without_setup_poetry: Poetry, tmp_path: Path
     mocker: MockerFixture, extended_without_setup_poetry: Poetry, tmp_path: Path
 ):
 ):