Merge branch 'master' into develop

.appveyor.yml

@@ -15,7 +15,7 @@ install:
 
 
   # Upgrade to the latest version of pip to avoid it displaying warnings
   # Upgrade to the latest version of pip to avoid it displaying warnings
   # about it being out of date.
   # about it being out of date.
-  - "python -m pip install --disable-pip-version-check --user --upgrade pip"
+  - "python -m pip install --disable-pip-version-check --user pip==18.1"
 
 
   # Installing Poetry
   # Installing Poetry
   - "python get-poetry.py --preview -y"
   - "python get-poetry.py --preview -y"

.travis.yml

@@ -11,7 +11,7 @@ cache:
     - "$HOME/.cache/pre-commit"
     - "$HOME/.cache/pre-commit"
 
 
 install:
 install:
-  - pip install pip -U
+  - pip install pip==18.1
   - python get-poetry.py --preview -y
   - python get-poetry.py --preview -y
   - source $HOME/.poetry/env
   - source $HOME/.poetry/env
   - poetry install -v
   - poetry install -v

CHANGELOG.md

@@ -24,6 +24,30 @@
 - Fixed transitive extra dependencies being removed when updating a specific dependency.
 - Fixed transitive extra dependencies being removed when updating a specific dependency.
 
 
 
 
+## [0.12.15] - 2019-05-03
+
+### Fixed
+
+- Fixed an `AttributeError` in the editable builder.
+- Fixed resolution of packages with only Python 3 wheels and sdist when resolving for legacy repositories.
+- Fixed non-sha256 hashes retrieval for legacy repositories.
+
+
+## [0.12.14] - 2019-04-26
+
+### Fixed
+
+- Fixed root package installation for pure Python packages.
+
+
+## [0.12.13] - 2019-04-26
+
+### Fixed
+
+- Fixed root package installation with `pip>=19.0`.
+- Fixed packages not being removed after using the `remove` command.
+
+
 ## [0.12.12] - 2019-04-11
 ## [0.12.12] - 2019-04-11
 
 
 ### Fixed
 ### Fixed
@@ -661,7 +685,10 @@ Initial release
 
 
 
 
 
 
-[Unreleased]: https://github.com/sdispater/poetry/compare/0.12.12...develop
+[Unreleased]: https://github.com/sdispater/poetry/compare/0.12.15...develop
+[0.12.15]: https://github.com/sdispater/poetry/releases/tag/0.12.15
+[0.12.14]: https://github.com/sdispater/poetry/releases/tag/0.12.14
+[0.12.13]: https://github.com/sdispater/poetry/releases/tag/0.12.13
 [0.12.12]: https://github.com/sdispater/poetry/releases/tag/0.12.12
 [0.12.12]: https://github.com/sdispater/poetry/releases/tag/0.12.12
 [0.12.11]: https://github.com/sdispater/poetry/releases/tag/0.12.11
 [0.12.11]: https://github.com/sdispater/poetry/releases/tag/0.12.11
 [0.12.10]: https://github.com/sdispater/poetry/releases/tag/0.12.10
 [0.12.10]: https://github.com/sdispater/poetry/releases/tag/0.12.10

poetry/console/commands/install.py

@@ -29,10 +29,8 @@ exist it will look for <comment>pyproject.toml</> and do the same.
     def handle(self):
     def handle(self):
         from clikit.io import NullIO
         from clikit.io import NullIO
         from poetry.installation import Installer
         from poetry.installation import Installer
-        from poetry.masonry.builders import SdistBuilder
+        from poetry.masonry.builders import EditableBuilder
         from poetry.masonry.utils.module import ModuleOrPackageNotFound
         from poetry.masonry.utils.module import ModuleOrPackageNotFound
-        from poetry.utils._compat import decode
-        from poetry.utils.env import NullEnv
 
 
         installer = Installer(
         installer = Installer(
             self.io, self.env, self.poetry.package, self.poetry.locker, self.poetry.pool
             self.io, self.env, self.poetry.package, self.poetry.locker, self.poetry.pool
@@ -60,7 +58,7 @@ exist it will look for <comment>pyproject.toml</> and do the same.
             return 0
             return 0
 
 
         try:
         try:
-            builder = SdistBuilder(self.poetry, NullEnv(), NullIO())
+            builder = EditableBuilder(self.poetry, self._env, NullIO())
         except ModuleOrPackageNotFound:
         except ModuleOrPackageNotFound:
             # This is likely due to the fact that the project is an application
             # This is likely due to the fact that the project is an application
             # not following the structure expected by Poetry
             # not following the structure expected by Poetry
@@ -76,17 +74,6 @@ exist it will look for <comment>pyproject.toml</> and do the same.
         if self.option("dry-run"):
         if self.option("dry-run"):
             return 0
             return 0
 
 
-        setup = self.poetry.file.parent / "setup.py"
-        has_setup = setup.exists()
+        builder.build()
 
 
-        if has_setup:
-            self.line("<warning>A setup.py file already exists. Using it.</warning>")
-        else:
-            with setup.open("w", encoding="utf-8") as f:
-                f.write(decode(builder.build_setup()))
-
-        try:
-            self.env.run("pip", "install", "-e", str(setup.parent), "--no-deps")
-        finally:
-            if not has_setup:
-                os.remove(str(setup))
+        return 0

poetry/installation/installer.py

@@ -211,7 +211,6 @@ class Installer:
 
 
             # Making a new repo containing the packages
             # Making a new repo containing the packages
             # newly resolved and the ones from the current lock file
             # newly resolved and the ones from the current lock file
-            locked_repository = self._locker.locked_repository(True)
             repo = Repository()
             repo = Repository()
             for package in local_repo.packages + locked_repository.packages:
             for package in local_repo.packages + locked_repository.packages:
                 if not repo.has_package(package):
                 if not repo.has_package(package):

poetry/installation/pip_installer.py

@@ -116,7 +116,11 @@ class PipInstaller(BaseInstaller):
         if formatted and not package.source_type:
         if formatted and not package.source_type:
             req = "{}=={}".format(package.name, package.version)
             req = "{}=={}".format(package.name, package.version)
             for h in package.hashes:
             for h in package.hashes:
-                req += " --hash sha256:{}".format(h)
+                hash_type = "sha256"
+                if ":" in h:
+                    hash_type, h = h.split(":")
+
+                req += " --hash {}:{}".format(hash_type, h)
 
 
             req += "\n"
             req += "\n"
 
 

poetry/masonry/builders/__init__.py

 from .complete import CompleteBuilder
 from .complete import CompleteBuilder
+from .editable import EditableBuilder
 from .sdist import SdistBuilder
 from .sdist import SdistBuilder
 from .wheel import WheelBuilder
 from .wheel import WheelBuilder

poetry/masonry/builders/builder.py

@@ -37,7 +37,7 @@ class Builder(object):
 
 
     AVAILABLE_PYTHONS = {"2", "2.7", "3", "3.4", "3.5", "3.6", "3.7"}
     AVAILABLE_PYTHONS = {"2", "2.7", "3", "3.4", "3.5", "3.6", "3.7"}
 
 
-    def __init__(self, poetry, env, io):
+    def __init__(self, poetry, env, io):  # type: (Poetry, Env, IO) -> None
         self._poetry = poetry
         self._poetry = poetry
         self._env = env
         self._env = env
         self._io = io
         self._io = io

poetry/masonry/builders/editable.py

+from __future__ import unicode_literals
+
+import os
+import shutil
+
+from collections import defaultdict
+
+from poetry.semver.version import Version
+from poetry.utils._compat import decode
+
+from .builder import Builder
+from .sdist import SdistBuilder
+
+
+class EditableBuilder(Builder):
+    def build(self):
+        return self._setup_build()
+
+    def _setup_build(self):
+        builder = SdistBuilder(self._poetry, self._env, self._io)
+        setup = self._path / "setup.py"
+        has_setup = setup.exists()
+
+        if has_setup:
+            self._io.write_line(
+                "<warning>A setup.py file already exists. Using it.</warning>"
+            )
+        else:
+            with setup.open("w", encoding="utf-8") as f:
+                f.write(decode(builder.build_setup()))
+
+        try:
+            if self._env.pip_version < Version(19, 0):
+                self._env.run("python", "-m", "pip", "install", "-e", str(self._path))
+            else:
+                # Temporarily rename pyproject.toml
+                shutil.move(
+                    str(self._poetry.file), str(self._poetry.file.with_suffix(".tmp"))
+                )
+                try:
+                    self._env.run(
+                        "python", "-m", "pip", "install", "-e", str(self._path)
+                    )
+                finally:
+                    shutil.move(
+                        str(self._poetry.file.with_suffix(".tmp")),
+                        str(self._poetry.file),
+                    )
+        finally:
+            if not has_setup:
+                os.remove(str(setup))
+
+    def _build_egg_info(self):
+        egg_info = self._path / "{}.egg-info".format(
+            self._package.name.replace("-", "_")
+        )
+        egg_info.mkdir(exist_ok=True)
+
+        with egg_info.joinpath("PKG-INFO").open("w", encoding="utf-8") as f:
+            f.write(decode(self.get_metadata_content()))
+
+        with egg_info.joinpath("entry_points.txt").open("w", encoding="utf-8") as f:
+            entry_points = self.convert_entry_points()
+
+            for group_name in sorted(entry_points):
+                f.write("[{}]\n".format(group_name))
+                for ep in sorted(entry_points[group_name]):
+                    f.write(ep.replace(" ", "") + "\n")
+
+                f.write("\n")
+
+        with egg_info.joinpath("requires.txt").open("w", encoding="utf-8") as f:
+            f.write(self._generate_requires())
+
+    def _build_egg_link(self):
+        egg_link = self._env.site_packages / "{}.egg-link".format(self._package.name)
+        with egg_link.open("w", encoding="utf-8") as f:
+            f.write(str(self._poetry.file.parent.resolve()) + "\n")
+            f.write(".")
+
+    def _add_easy_install_entry(self):
+        easy_install_pth = self._env.site_packages / "easy-install.pth"
+        path = str(self._poetry.file.parent.resolve())
+        content = ""
+        if easy_install_pth.exists():
+            with easy_install_pth.open(encoding="utf-8") as f:
+                content = f.read()
+
+        if path in content:
+            return
+
+        content += "{}\n".format(path)
+
+        with easy_install_pth.open("w", encoding="utf-8") as f:
+            f.write(content)
+
+    def _generate_requires(self):
+        extras = defaultdict(list)
+
+        requires = ""
+        for dep in sorted(self._package.requires, key=lambda d: d.name):
+            marker = dep.marker
+            if marker.is_any():
+                requires += "{}\n".format(dep.base_pep_508_name)
+                continue
+
+            extras[str(marker)].append(dep.base_pep_508_name)
+
+        if extras:
+            requires += "\n"
+
+            for marker, deps in sorted(extras.items()):
+                requires += "[:{}]\n".format(marker)
+
+                for dep in deps:
+                    requires += dep + "\n"
+
+                requires += "\n"
+
+        return requires

poetry/repositories/legacy_repository.py

@@ -341,6 +341,7 @@ class LegacyRepository(PyPiRepository):
             "requires_dist": [],
             "requires_dist": [],
             "requires_python": None,
             "requires_python": None,
             "digests": [],
             "digests": [],
+            "_cache_version": str(self.CACHE_VERSION),
         }
         }
 
 
         links = list(page.links_for_version(Version.parse(version)))
         links = list(page.links_for_version(Version.parse(version)))
@@ -363,6 +364,8 @@ class LegacyRepository(PyPiRepository):
             hash = link.hash
             hash = link.hash
             if link.hash_name == "sha256":
             if link.hash_name == "sha256":
                 hashes.append(hash)
                 hashes.append(hash)
+            else:
+                hashes.append(link.hash_name + ":" + hash)
 
 
         data["digests"] = hashes
         data["digests"] = hashes
 
 

poetry/repositories/pypi_repository.py

@@ -420,6 +420,13 @@ class PyPiRepository(Repository):
             if info:
             if info:
                 return info
                 return info
 
 
+            # Prefer non platform specific wheels
+            if universal_python3_wheel:
+                return self._get_info_from_wheel(universal_python3_wheel)
+
+            if universal_python2_wheel:
+                return self._get_info_from_wheel(universal_python2_wheel)
+
             if platform_specific_wheels and "sdist" not in urls:
             if platform_specific_wheels and "sdist" not in urls:
                 # Pick the first wheel available and hope for the best
                 # Pick the first wheel available and hope for the best
                 return self._get_info_from_wheel(platform_specific_wheels[0])
                 return self._get_info_from_wheel(platform_specific_wheels[0])

poetry/utils/env.py

@@ -24,7 +24,7 @@ from clikit.api.io import IO
 
 
 from poetry.config import Config
 from poetry.config import Config
 from poetry.locations import CACHE_DIR
 from poetry.locations import CACHE_DIR
-from poetry.semver import Version
+from poetry.semver.version import Version
 from poetry.utils._compat import Path
 from poetry.utils._compat import Path
 from poetry.utils._compat import decode
 from poetry.utils._compat import decode
 from poetry.utils._compat import encode
 from poetry.utils._compat import encode
@@ -516,7 +516,13 @@ class EnvManager(object):
         try:
         try:
             from venv import EnvBuilder
             from venv import EnvBuilder
 
 
-            builder = EnvBuilder(with_pip=True)
+            # use the same defaults as python -m venv
+            if os.name == "nt":
+                use_symlinks = False
+            else:
+                use_symlinks = True
+
+            builder = EnvBuilder(with_pip=True, symlinks=use_symlinks)
             build = builder.create
             build = builder.create
         except ImportError:
         except ImportError:
             # We fallback on virtualenv for Python 2.7
             # We fallback on virtualenv for Python 2.7
@@ -563,6 +569,7 @@ class Env(object):
         self._base = base or path
         self._base = base or path
 
 
         self._marker_env = None
         self._marker_env = None
+        self._pip_version = None
 
 
     @property
     @property
     def path(self):  # type: () -> Path
     def path(self):  # type: () -> Path
@@ -609,6 +616,25 @@ class Env(object):
     def os(self):  # type: () -> str
     def os(self):  # type: () -> str
         return os.name
         return os.name
 
 
+    @property
+    def pip_version(self):
+        if self._pip_version is None:
+            self._pip_version = self.get_pip_version()
+
+        return self._pip_version
+
+    @property
+    def site_packages(self):  # type: () -> Path
+        if self._is_windows:
+            return self._path / "Lib" / "site-packages"
+
+        return (
+            self._path
+            / "lib"
+            / "python{}.{}".format(*self.version_info[:2])
+            / "site-packages"
+        )
+
     @classmethod
     @classmethod
     def get_base_prefix(cls):  # type: () -> Path
     def get_base_prefix(cls):  # type: () -> Path
         if hasattr(sys, "real_prefix"):
         if hasattr(sys, "real_prefix"):
@@ -631,6 +657,9 @@ class Env(object):
     def config_var(self, var):  # type: (str) -> Any
     def config_var(self, var):  # type: (str) -> Any
         raise NotImplementedError()
         raise NotImplementedError()
 
 
+    def get_pip_version(self):  # type: () -> Version
+        raise NotImplementedError()
+
     def is_valid_for_marker(self, marker):  # type: (BaseMarker) -> bool
     def is_valid_for_marker(self, marker):  # type: (BaseMarker) -> bool
         return marker.validate(self.marker_env)
         return marker.validate(self.marker_env)
 
 
@@ -750,6 +779,11 @@ class SystemEnv(Env):
 
 
             return
             return
 
 
+    def get_pip_version(self):  # type: () -> Version
+        from pip import __version__
+
+        return Version.parse(__version__)
+
     def is_venv(self):  # type: () -> bool
     def is_venv(self):  # type: () -> bool
         return self._path != self._base
         return self._path != self._base
 
 
@@ -800,6 +834,14 @@ class VirtualEnv(Env):
 
 
         return value
         return value
 
 
+    def get_pip_version(self):  # type: () -> Version
+        output = self.run("python", "-m", "pip", "--version").strip()
+        m = re.match("pip (.+?)(?: from .+)?$", output)
+        if not m:
+            return Version.parse("0.0")
+
+        return Version.parse(m.group(1))
+
     def is_venv(self):  # type: () -> bool
     def is_venv(self):  # type: () -> bool
         return True
         return True
 
 
@@ -878,6 +920,7 @@ class MockEnv(NullEnv):
         platform="darwin",
         platform="darwin",
         os_name="posix",
         os_name="posix",
         is_venv=False,
         is_venv=False,
+        pip_version="19.1",
         **kwargs
         **kwargs
     ):
     ):
         super(MockEnv, self).__init__(**kwargs)
         super(MockEnv, self).__init__(**kwargs)
@@ -887,6 +930,7 @@ class MockEnv(NullEnv):
         self._platform = platform
         self._platform = platform
         self._os_name = os_name
         self._os_name = os_name
         self._is_venv = is_venv
         self._is_venv = is_venv
+        self._pip_version = Version.parse(pip_version)
 
 
     @property
     @property
     def version_info(self):  # type: () -> Tuple[int]
     def version_info(self):  # type: () -> Tuple[int]
@@ -904,5 +948,9 @@ class MockEnv(NullEnv):
     def os(self):  # type: () -> str
     def os(self):  # type: () -> str
         return self._os_name
         return self._os_name
 
 
+    @property
+    def pip_version(self):
+        return self._pip_version
+
     def is_venv(self):  # type: () -> bool
     def is_venv(self):  # type: () -> bool
         return self._is_venv
         return self._is_venv

tests/installation/test_installer.py

@@ -76,6 +76,7 @@ class Locker(BaseLocker):
             package["python-versions"] = python_versions
             package["python-versions"] = python_versions
 
 
         self._written_data = data
         self._written_data = data
+        self._lock_data = data
 
 
 
 
 @pytest.fixture()
 @pytest.fixture()
@@ -331,7 +332,7 @@ def test_run_whitelist_add(installer, locker, repo, package):
     assert locker.written_data == expected
     assert locker.written_data == expected
 
 
 
 
-def test_run_whitelist_remove(installer, locker, repo, package):
+def test_run_whitelist_remove(installer, locker, repo, package, installed):
     locker.locked(True)
     locker.locked(True)
     locker.mock_lock_data(
     locker.mock_lock_data(
         {
         {
@@ -367,6 +368,7 @@ def test_run_whitelist_remove(installer, locker, repo, package):
     package_b = get_package("B", "1.1")
     package_b = get_package("B", "1.1")
     repo.add_package(package_a)
     repo.add_package(package_a)
     repo.add_package(package_b)
     repo.add_package(package_b)
+    installed.add_package(package_b)
 
 
     package.add_dependency("A", "~1.0")
     package.add_dependency("A", "~1.0")
 
 
@@ -377,6 +379,9 @@ def test_run_whitelist_remove(installer, locker, repo, package):
     expected = fixture("remove")
     expected = fixture("remove")
 
 
     assert locker.written_data == expected
     assert locker.written_data == expected
+    assert len(installer.installer.installs) == 1
+    assert len(installer.installer.updates) == 0
+    assert len(installer.installer.removals) == 1
 
 
 
 
 def test_add_with_sub_dependencies(installer, locker, repo, package):
 def test_add_with_sub_dependencies(installer, locker, repo, package):

tests/installation/test_pip_installer.py

+from poetry.installation.pip_installer import PipInstaller
+from poetry.io.null_io import NullIO
+from poetry.packages.package import Package
+from poetry.utils.env import NullEnv
+
+
+def test_requirement():
+    installer = PipInstaller(NullEnv(), NullIO())
+
+    package = Package("ipython", "7.5.0")
+    package.hashes = [
+        "md5:dbdc53e3918f28fa335a173432402a00",
+        "e840810029224b56cd0d9e7719dc3b39cf84d577f8ac686547c8ba7a06eeab26",
+    ]
+
+    result = installer.requirement(package, formatted=True)
+    expected = (
+        "ipython==7.5.0 "
+        "--hash md5:dbdc53e3918f28fa335a173432402a00 "
+        "--hash sha256:e840810029224b56cd0d9e7719dc3b39cf84d577f8ac686547c8ba7a06eeab26"
+        "\n"
+    )
+
+    assert expected == result

tests/masonry/builders/test_editable.py

+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from clikit.io import NullIO
+
+from poetry.masonry.builders import EditableBuilder
+from poetry.poetry import Poetry
+from poetry.utils._compat import Path
+from poetry.utils.env import MockEnv
+
+fixtures_dir = Path(__file__).parent / "fixtures"
+
+
+def test_build_should_delegate_to_pip_for_non_pure_python_packages(tmp_dir, mocker):
+    move = mocker.patch("shutil.move")
+    tmp_dir = Path(tmp_dir)
+    env = MockEnv(path=tmp_dir, pip_version="18.1", execute=False)
+    env.site_packages.mkdir(parents=True)
+    module_path = fixtures_dir / "extended"
+
+    builder = EditableBuilder(Poetry.create(module_path), env, NullIO())
+    builder.build()
+
+    expected = [["python", "-m", "pip", "install", "-e", str(module_path)]]
+    assert expected == env.executed
+
+    assert 0 == move.call_count
+
+
+def test_build_should_temporarily_remove_the_pyproject_file(tmp_dir, mocker):
+    move = mocker.patch("shutil.move")
+    tmp_dir = Path(tmp_dir)
+    env = MockEnv(path=tmp_dir, pip_version="19.1", execute=False)
+    env.site_packages.mkdir(parents=True)
+    module_path = fixtures_dir / "extended"
+
+    builder = EditableBuilder(Poetry.create(module_path), env, NullIO())
+    builder.build()
+
+    expected = [["python", "-m", "pip", "install", "-e", str(module_path)]]
+    assert expected == env.executed
+
+    assert 2 == move.call_count
+
+    expected_calls = [
+        mocker.call(
+            str(module_path / "pyproject.toml"), str(module_path / "pyproject.tmp")
+        ),
+        mocker.call(
+            str(module_path / "pyproject.tmp"), str(module_path / "pyproject.toml")
+        ),
+    ]
+
+    assert expected_calls == move.call_args_list

tests/repositories/fixtures/legacy/ipython.html

@@ -8,6 +8,8 @@
     <a href="https://files.pythonhosted.org/packages/52/19/aadde98d6bde1667d0bf431fb2d22451f880aaa373e0a241c7e7cb5815a0/ipython-5.7.0-py2-none-any.whl#sha256=707d1bbfc81e41e39ead1012af931bec6f80357b87e520af352e539cf5961dc0">ipython-5.7.0-py2-none-any.whl</a><br/>
     <a href="https://files.pythonhosted.org/packages/52/19/aadde98d6bde1667d0bf431fb2d22451f880aaa373e0a241c7e7cb5815a0/ipython-5.7.0-py2-none-any.whl#sha256=707d1bbfc81e41e39ead1012af931bec6f80357b87e520af352e539cf5961dc0">ipython-5.7.0-py2-none-any.whl</a><br/>
     <a href="https://files.pythonhosted.org/packages/c7/b6/03e0b5b0972e6161d16c4cec8d41a20372bd0634f8cb4cc0c984b8a91db6/ipython-5.7.0-py3-none-any.whl#sha256=fc0464e68f9c65cd8c453474b4175432cc29ecb6c83775baedf6dbfcee9275ab">ipython-5.7.0-py3-none-any.whl</a><br/>
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+    <a href="https://files.pythonhosted.org/packages/75/74/9b0ef91c8e356c907bb12297000951acb804583b54eeaddc342c5bad4d96/ipython-7.5.0.tar.gz#sha256=e840810029224b56cd0d9e7719dc3b39cf84d577f8ac686547c8ba7a06eeab26" data-requires-python="&gt;=3.5">ipython-7.5.0.tar.gz</a><br/>
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 </html>
 <!--SERIAL 4837213-->
 <!--SERIAL 4837213-->

tests/repositories/test_legacy_repository.py

@@ -205,3 +205,43 @@ def test_get_package_from_both_py2_and_py3_specific_wheels():
         package.requires[4].marker
         package.requires[4].marker
     )
     )
     assert 'sys_platform != "win32"' == str(package.requires[5].marker)
     assert 'sys_platform != "win32"' == str(package.requires[5].marker)
+
+
+def test_get_package_with_dist_and_universal_py3_wheel():
+    repo = MockRepository()
+
+    package = repo.package("ipython", "7.5.0")
+
+    assert "ipython" == package.name
+    assert "7.5.0" == package.version.text
+    assert ">=3.5" == package.python_versions
+
+    expected = [
+        Dependency("appnope", "*"),
+        Dependency("backcall", "*"),
+        Dependency("colorama", "*"),
+        Dependency("decorator", "*"),
+        Dependency("jedi", ">=0.10"),
+        Dependency("pexpect", "*"),
+        Dependency("pickleshare", "*"),
+        Dependency("prompt-toolkit", ">=2.0.0,<2.1.0"),
+        Dependency("pygments", "*"),
+        Dependency("setuptools", ">=18.5"),
+        Dependency("traitlets", ">=4.2"),
+        Dependency("typing", "*"),
+        Dependency("win-unicode-console", ">=0.5"),
+    ]
+    assert expected == sorted(package.requires, key=lambda dep: dep.name)
+
+
+def test_get_package_retrieves_non_sha256_hashes():
+    repo = MockRepository()
+
+    package = repo.package("ipython", "7.5.0")
+
+    expected = [
+        "md5:dbdc53e3918f28fa335a173432402a00",
+        "e840810029224b56cd0d9e7719dc3b39cf84d577f8ac686547c8ba7a06eeab26",
+    ]
+
+    assert expected == package.hashes

tests/utils/test_env.py

@@ -450,3 +450,22 @@ def test_remove_also_deactivates(tmp_dir, config, mocker):
 
 
     envs = envs_file.read()
     envs = envs_file.read()
     assert venv_name not in envs
     assert venv_name not in envs
+
+
+def test_env_has_symlinks_on_nix(tmp_dir, config):
+    venv_path = Path(tmp_dir)
+
+    EnvManager(config).build_venv(str(venv_path))
+
+    venv = VirtualEnv(venv_path)
+
+    venv_available = False
+    try:
+        from venv import EnvBuilder
+
+        venv_available = True
+    except ImportError:
+        pass
+
+    if os.name != "nt" and venv_available:
+        assert os.path.islink(venv.python)