From 09b3e878338454a059b6ac377f25e411506342ca Mon Sep 17 00:00:00 2001
From: johnthagen <johnthagen@gmail.com>
Date: Sat, 31 Dec 2022 11:08:37 -0500
Subject: [PATCH 1/3] Support Private trove classifiers

---
 src/poetry/console/commands/check.py           |  4 ++++
 tests/console/commands/test_check.py           | 18 ++++++++++++++++++
 .../fixtures/private_pyproject/pyproject.toml  | 17 +++++++++++++++++
 3 files changed, 39 insertions(+)
 create mode 100644 tests/fixtures/private_pyproject/pyproject.toml

diff --git a/src/poetry/console/commands/check.py b/src/poetry/console/commands/check.py
index 30812883523..197e8d64c35 100644
--- a/src/poetry/console/commands/check.py
+++ b/src/poetry/console/commands/check.py
@@ -33,6 +33,10 @@ def validate_classifiers(
         unrecognized = sorted(
             project_classifiers - set(classifiers) - set(deprecated_classifiers)
         )
+        # Allow "Private ::" classifiers as recommended on PyPI and the packaging guide to allow
+        # users to avoid accidentally publishing private packages to PyPI.
+        # https://pypi.org/classifiers/
+        unrecognized = [u for u in unrecognized if not u.startswith("Private ::")]
         if unrecognized:
             errors.append(f"Unrecognized classifiers: {unrecognized!r}.")
 
diff --git a/tests/console/commands/test_check.py b/tests/console/commands/test_check.py
index 1c21a80f3e5..247eca67ace 100644
--- a/tests/console/commands/test_check.py
+++ b/tests/console/commands/test_check.py
@@ -54,3 +54,21 @@ def test_check_invalid(mocker: MockerFixture, tester: CommandTester):
 """
 
     assert tester.io.fetch_error() == expected
+
+
+def test_check_private(mocker: MockerFixture, tester: CommandTester):
+    mocker.patch(
+        "poetry.factory.Factory.locate",
+        return_value=Path(__file__).parent.parent.parent
+        / "fixtures"
+        / "private_pyproject"
+        / "pyproject.toml",
+    )
+
+    tester.execute()
+
+    expected = """\
+All set!
+"""
+
+    assert tester.io.fetch_error() == expected
diff --git a/tests/fixtures/private_pyproject/pyproject.toml b/tests/fixtures/private_pyproject/pyproject.toml
new file mode 100644
index 00000000000..a572e83c8ff
--- /dev/null
+++ b/tests/fixtures/private_pyproject/pyproject.toml
@@ -0,0 +1,17 @@
+[tool.poetry]
+name = "private"
+version = "0.1.0"
+description = ""
+authors = ["Your Name <you@example.com>"]
+readme = "README.md"
+classifiers = [
+    "Private :: Do Not Upload",
+]
+
+
+[tool.poetry.dependencies]
+python = "^3.7"
+
+[build-system]
+requires = ["poetry-core"]
+build-backend = "poetry.core.masonry.api"

From 7689bfa38e00c3f2ce5c3c014378d6f61725e4a5 Mon Sep 17 00:00:00 2001
From: johnthagen <johnthagen@gmail.com>
Date: Sat, 31 Dec 2022 11:11:45 -0500
Subject: [PATCH 2/3] Fix long line length

---
 src/poetry/console/commands/check.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/poetry/console/commands/check.py b/src/poetry/console/commands/check.py
index 197e8d64c35..c64669956a6 100644
--- a/src/poetry/console/commands/check.py
+++ b/src/poetry/console/commands/check.py
@@ -33,8 +33,8 @@ def validate_classifiers(
         unrecognized = sorted(
             project_classifiers - set(classifiers) - set(deprecated_classifiers)
         )
-        # Allow "Private ::" classifiers as recommended on PyPI and the packaging guide to allow
-        # users to avoid accidentally publishing private packages to PyPI.
+        # Allow "Private ::" classifiers as recommended on PyPI and the packaging guide
+        # to allow users to avoid accidentally publishing private packages to PyPI.
         # https://pypi.org/classifiers/
         unrecognized = [u for u in unrecognized if not u.startswith("Private ::")]
         if unrecognized:

From c2fe923d24e428a6900be0ca68a1905eb145528f Mon Sep 17 00:00:00 2001
From: johnthagen <johnthagen@gmail.com>
Date: Sat, 31 Dec 2022 12:31:06 -0500
Subject: [PATCH 3/3] Fix fetch_output test method usage

---
 tests/console/commands/test_check.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/console/commands/test_check.py b/tests/console/commands/test_check.py
index 247eca67ace..e6e259cb5bf 100644
--- a/tests/console/commands/test_check.py
+++ b/tests/console/commands/test_check.py
@@ -71,4 +71,4 @@ def test_check_private(mocker: MockerFixture, tester: CommandTester):
 All set!
 """
 
-    assert tester.io.fetch_error() == expected
+    assert tester.io.fetch_output() == expected