info: enhance local path poetry project support

This change ensures that package inspection will handle rich core
metadata available for poetry managed projects. This will allow, nested
local path dependencies to use "develop" mode packages.

Resolves: #3098

poetry/inspection/info.py

@@ -156,6 +156,15 @@ class PackageInfo:
         package.python_versions = self.requires_python or "*"
         package.files = self.files
 
+        if root_dir or (self._source_type in {"directory"} and self._source_url):
+            # this is a local poetry project, this means we can extract "richer" requirement information
+            # eg: development requirements etc.
+            poetry_package = self._get_poetry_package(path=root_dir or self._source_url)
+            if poetry_package:
+                package.extras = poetry_package.extras
+                package.requires = poetry_package.requires
+                return package
+
         for req in self.requires_dist or []:
             try:
                 # Attempt to parse the PEP-508 requirement string

tests/conftest.py

@@ -141,9 +141,14 @@ def http():
 
 
 @pytest.fixture
-def fixture_dir():
+def fixture_base():
+    return Path(__file__).parent / "fixtures"
+
+
+@pytest.fixture
+def fixture_dir(fixture_base):
     def _fixture_dir(name):
-        return Path(__file__).parent / "fixtures" / name
+        return fixture_base / name
 
     return _fixture_dir
 

tests/fixtures/project_with_nested_local/bar/pyproject.toml

+[tool.poetry]
+name = "bar"
+version = "1.2.3"
+description = "Some description."
+authors = ["Poetry Maintainer <tests@python-poetry.org>"]
+license = "MIT"
+
+# Requirements
+[tool.poetry.dependencies]
+python = "~2.7 || ^3.4"
+quix = { path = "../quix", develop = true }

tests/fixtures/project_with_nested_local/foo/pyproject.toml

+[tool.poetry]
+name = "foo"
+version = "1.2.3"
+description = "Some description."
+authors = ["Poetry Maintainer <tests@python-poetry.org>"]
+license = "MIT"
+
+# Requirements
+[tool.poetry.dependencies]
+python = "~2.7 || ^3.4"
+bar = { path = "../bar", develop = true }

tests/fixtures/project_with_nested_local/pyproject.toml

+[tool.poetry]
+name = "project-with-nested-local"
+version = "1.2.3"
+description = "Some description."
+authors = ["Poetry Maintainer <tests@python-poetry.org>"]
+license = "MIT"
+
+# Requirements
+[tool.poetry.dependencies]
+python = "~2.7 || ^3.4"
+foo = { path = "./foo", develop = true }
+bar = { path = "./bar", develop = true }

tests/fixtures/project_with_nested_local/quix/pyproject.toml

+[tool.poetry]
+name = "quix"
+version = "1.2.3"
+description = "Some description."
+authors = ["Poetry Maintainer <tests@python-poetry.org>"]
+license = "MIT"
+
+# Requirements
+[tool.poetry.dependencies]
+python = "~2.7 || ^3.4"

tests/installation/fixtures/with-directory-dependency-poetry.test

@@ -16,7 +16,7 @@ python-versions = "*"
 version = "1.2.3"
 
 [package.dependencies]
-pendulum = {version = ">=1.4.4", optional = true, markers = "extra == \"extras_a\""}
+pendulum = {version = ">=1.4.4", optional = true}
 
 [package.extras]
 extras_a = ["pendulum (>=1.4.4)"]

tests/installation/test_installer.py

@@ -29,9 +29,6 @@ from tests.repositories.test_legacy_repository import (
 from tests.repositories.test_pypi_repository import MockRepository
 
 
-fixtures_dir = Path("tests/fixtures")
-
-
 class Installer(BaseInstaller):
     def _get_installer(self):
         return NoopInstaller()
@@ -779,8 +776,8 @@ def test_installer_with_pypi_repository(package, locker, installed, config):
     assert locker.written_data == expected
 
 
-def test_run_installs_with_local_file(installer, locker, repo, package):
-    file_path = fixtures_dir / "distributions/demo-0.1.0-py2.py3-none-any.whl"
+def test_run_installs_with_local_file(installer, locker, repo, package, fixture_dir):
+    file_path = fixture_dir("distributions/demo-0.1.0-py2.py3-none-any.whl")
     package.add_dependency(Factory.create_dependency("demo", {"file": str(file_path)}))
 
     repo.add_package(get_package("pendulum", "1.4.4"))
@@ -793,9 +790,11 @@ def test_run_installs_with_local_file(installer, locker, repo, package):
     assert 2 == installer.executor.installations_count
 
 
-def test_run_installs_wheel_with_no_requires_dist(installer, locker, repo, package):
-    file_path = (
-        fixtures_dir / "wheel_with_no_requires_dist/demo-0.1.0-py2.py3-none-any.whl"
+def test_run_installs_wheel_with_no_requires_dist(
+    installer, locker, repo, package, fixture_dir
+):
+    file_path = fixture_dir(
+        "wheel_with_no_requires_dist/demo-0.1.0-py2.py3-none-any.whl"
     )
     package.add_dependency(Factory.create_dependency("demo", {"file": str(file_path)}))
 
@@ -809,31 +808,29 @@ def test_run_installs_wheel_with_no_requires_dist(installer, locker, repo, packa
 
 
 def test_run_installs_with_local_poetry_directory_and_extras(
-    installer, locker, repo, package, tmpdir
+    installer, locker, repo, package, tmpdir, fixture_dir
 ):
-    file_path = fixtures_dir / "project_with_extras"
+    file_path = fixture_dir("project_with_extras")
     package.add_dependency(
         Factory.create_dependency(
             "project-with-extras", {"path": str(file_path), "extras": ["extras_a"]}
         )
     )
-    print(package.requires[0].develop)
 
     repo.add_package(get_package("pendulum", "1.4.4"))
 
     installer.run()
 
     expected = fixture("with-directory-dependency-poetry")
-
     assert locker.written_data == expected
 
     assert 2 == installer.executor.installations_count
 
 
 def test_run_installs_with_local_poetry_directory_transitive(
-    installer, locker, repo, package, tmpdir
+    installer, locker, repo, package, tmpdir, fixture_dir
 ):
-    root_dir = fixtures_dir.joinpath("directory")
+    root_dir = fixture_dir("directory")
     package.root_dir = root_dir
     locker.set_lock_path(root_dir)
     directory = root_dir.joinpath("project_with_transitive_directory_dependencies")
@@ -858,12 +855,12 @@ def test_run_installs_with_local_poetry_directory_transitive(
 
 
 def test_run_installs_with_local_poetry_file_transitive(
-    installer, locker, repo, package, tmpdir
+    installer, locker, repo, package, tmpdir, fixture_dir
 ):
-    root_dir = fixtures_dir.joinpath("directory")
+    root_dir = fixture_dir("directory")
     package.root_dir = root_dir
     locker.set_lock_path(root_dir)
-    directory = fixtures_dir.joinpath("directory").joinpath(
+    directory = fixture_dir("directory").joinpath(
         "project_with_transitive_file_dependencies"
     )
     package.add_dependency(
@@ -887,9 +884,9 @@ def test_run_installs_with_local_poetry_file_transitive(
 
 
 def test_run_installs_with_local_setuptools_directory(
-    installer, locker, repo, package, tmpdir
+    installer, locker, repo, package, tmpdir, fixture_dir
 ):
-    file_path = fixtures_dir / "project_with_setup/"
+    file_path = fixture_dir("project_with_setup/")
     package.add_dependency(
         Factory.create_dependency("project-with-setup", {"path": str(file_path)})
     )

tests/installation/test_installer_old.py

@@ -27,9 +27,6 @@ from tests.repositories.test_legacy_repository import (
 from tests.repositories.test_pypi_repository import MockRepository
 
 
-fixtures_dir = Path("tests/fixtures")
-
-
 class Installer(BaseInstaller):
     def _get_installer(self):
         return NoopInstaller()
@@ -749,8 +746,8 @@ def test_installer_with_pypi_repository(package, locker, installed, config):
     assert locker.written_data == expected
 
 
-def test_run_installs_with_local_file(installer, locker, repo, package):
-    file_path = fixtures_dir / "distributions/demo-0.1.0-py2.py3-none-any.whl"
+def test_run_installs_with_local_file(installer, locker, repo, package, fixture_dir):
+    file_path = fixture_dir("distributions/demo-0.1.0-py2.py3-none-any.whl")
     package.add_dependency(Factory.create_dependency("demo", {"file": str(file_path)}))
 
     repo.add_package(get_package("pendulum", "1.4.4"))
@@ -764,9 +761,11 @@ def test_run_installs_with_local_file(installer, locker, repo, package):
     assert len(installer.installer.installs) == 2
 
 
-def test_run_installs_wheel_with_no_requires_dist(installer, locker, repo, package):
-    file_path = (
-        fixtures_dir / "wheel_with_no_requires_dist/demo-0.1.0-py2.py3-none-any.whl"
+def test_run_installs_wheel_with_no_requires_dist(
+    installer, locker, repo, package, fixture_dir
+):
+    file_path = fixture_dir(
+        "wheel_with_no_requires_dist/demo-0.1.0-py2.py3-none-any.whl"
     )
     package.add_dependency(Factory.create_dependency("demo", {"file": str(file_path)}))
 
@@ -780,9 +779,9 @@ def test_run_installs_wheel_with_no_requires_dist(installer, locker, repo, packa
 
 
 def test_run_installs_with_local_poetry_directory_and_extras(
-    installer, locker, repo, package, tmpdir
+    installer, locker, repo, package, tmpdir, fixture_dir
 ):
-    file_path = fixtures_dir / "project_with_extras"
+    file_path = fixture_dir("project_with_extras")
     package.add_dependency(
         Factory.create_dependency(
             "project-with-extras", {"path": str(file_path), "extras": ["extras_a"]}
@@ -801,9 +800,9 @@ def test_run_installs_with_local_poetry_directory_and_extras(
 
 
 def test_run_installs_with_local_poetry_directory_transitive(
-    installer, locker, repo, package, tmpdir
+    installer, locker, repo, package, tmpdir, fixture_dir
 ):
-    root_dir = fixtures_dir.joinpath("directory")
+    root_dir = fixture_dir("directory")
     package.root_dir = root_dir
     locker.set_lock_path(root_dir)
     directory = root_dir.joinpath("project_with_transitive_directory_dependencies")
@@ -828,16 +827,16 @@ def test_run_installs_with_local_poetry_directory_transitive(
 
 
 def test_run_installs_with_local_poetry_file_transitive(
-    installer, locker, repo, package, tmpdir
+    installer, locker, repo, package, tmpdir, fixture_dir
 ):
-    root_dir = fixtures_dir.joinpath("directory")
+    root_dir = fixture_dir("directory")
     package.root_dir = root_dir
     locker.set_lock_path(root_dir)
     directory = root_dir.joinpath("project_with_transitive_file_dependencies")
     package.add_dependency(
         Factory.create_dependency(
             "project-with-transitive-file-dependencies",
-            {"path": str(directory.relative_to(fixtures_dir.joinpath("directory")))},
+            {"path": str(directory.relative_to(fixture_dir("directory")))},
             root_dir=root_dir,
         )
     )
@@ -855,9 +854,9 @@ def test_run_installs_with_local_poetry_file_transitive(
 
 
 def test_run_installs_with_local_setuptools_directory(
-    installer, locker, repo, package, tmpdir
+    installer, locker, repo, package, tmpdir, fixture_dir
 ):
-    file_path = fixtures_dir / "project_with_setup/"
+    file_path = fixture_dir("project_with_setup/")
     package.add_dependency(
         Factory.create_dependency("project-with-setup", {"path": str(file_path)})
     )

tests/puzzle/test_solver.py

@@ -1672,6 +1672,60 @@ def test_solver_can_resolve_directory_dependencies(solver, repo, package):
     assert op.package.source_url == path
 
 
+def test_solver_can_resolve_directory_dependencies_nested_editable(
+    solver, repo, pool, installed, locked, io
+):
+    base = Path(__file__).parent.parent / "fixtures" / "project_with_nested_local"
+    poetry = Factory().create_poetry(cwd=base)
+    package = poetry.package
+
+    solver = Solver(
+        package, pool, installed, locked, io, provider=Provider(package, pool, io)
+    )
+
+    ops = solver.solve()
+
+    check_solver_result(
+        ops,
+        [
+            {
+                "job": "install",
+                "package": Package(
+                    "quix",
+                    "1.2.3",
+                    source_type="directory",
+                    source_url=(base / "quix").as_posix(),
+                ),
+                "skipped": False,
+            },
+            {
+                "job": "install",
+                "package": Package(
+                    "bar",
+                    "1.2.3",
+                    source_type="directory",
+                    source_url=(base / "bar").as_posix(),
+                ),
+                "skipped": False,
+            },
+            {
+                "job": "install",
+                "package": Package(
+                    "foo",
+                    "1.2.3",
+                    source_type="directory",
+                    source_url=(base / "foo").as_posix(),
+                ),
+                "skipped": False,
+            },
+        ],
+    )
+
+    for op in ops:
+        assert op.package.source_type == "directory"
+        assert op.package.develop is True
+
+
 def test_solver_can_resolve_directory_dependencies_with_extras(solver, repo, package):
     pendulum = get_package("pendulum", "2.0.3")
     cleo = get_package("cleo", "1.0.0")