Add a test for analyze-platform command

Author: mgorny

tests/commands/test_analyze_platform.py

@@ -0,0 +1,28 @@
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+
+from variantlib.commands.main import main
+
+if TYPE_CHECKING:
+    import pytest
+
+
+def test_analyze_platform(
+    capsys: pytest.CaptureFixture[str],
+    mocked_entry_points: None,
+) -> None:
+    main(["analyze-platform"])
+    assert (
+        capsys.readouterr().out
+        == """
+#################### Provider Config: `test_namespace` ####################
+\t- Variant Config [001]: name1 :: ['val1a', 'val1b']
+\t- Variant Config [002]: name2 :: ['val2a', 'val2b', 'val2c']
+###########################################################################
+
+#################### Provider Config: `second_namespace` ####################
+\t- Variant Config [001]: name3 :: ['val3a']
+#############################################################################
+"""
+    )

tests/conftest.py

@@ -3,7 +3,9 @@
 from pathlib import Path
 
 import pytest
+from pytest_mock import MockerFixture
 
+from tests.mocked_plugins import MockedEntryPoint
 from variantlib.plugins.loader import BasePluginLoader
 from variantlib.plugins.loader import ListPluginLoader
 
@@ -26,3 +28,15 @@ def mocked_plugin_loader(
 ) -> Generator[BasePluginLoader]:
     with ListPluginLoader(mocked_plugin_apis) as loader:
         yield loader
+
+
+@pytest.fixture
+def mocked_entry_points(
+    mocker: MockerFixture,
+    mocked_plugin_apis: list[str],
+) -> None:
+    mocker.patch("variantlib.plugins.loader.entry_points")().select.return_value = [
+        MockedEntryPoint("test", "tests.mocked_plugins:MockedPluginA"),
+        MockedEntryPoint("second", "tests.mocked_plugins:MockedPluginB"),
+        MockedEntryPoint("third", "tests.mocked_plugins:MockedPluginC"),
+    ]

tests/mocked_plugins.py

@@ -1,13 +1,21 @@
 from __future__ import annotations
 
 from collections import namedtuple
+from dataclasses import dataclass
 
 from variantlib.models.provider import VariantFeatureConfig
 from variantlib.protocols import PluginType
 from variantlib.protocols import VariantFeatureConfigType
 from variantlib.protocols import VariantPropertyType
 
 
+@dataclass
+class MockedEntryPoint:
+    name: str | None
+    value: str
+    dist: None = None
+
+
 class MockedPluginA(PluginType):
     namespace = "test_namespace"
 

tests/plugins/test_loader.py

@@ -5,7 +5,6 @@
 import sys
 from abc import ABC
 from abc import abstractproperty
-from dataclasses import dataclass
 from email import message_from_string
 from pathlib import Path
 from typing import Any
@@ -437,20 +436,13 @@ def test_load_plugins_from_metadata(metadata: VariantMetadata):
         assert set(loader.namespaces) == {"test_namespace", "second_namespace"}
 
 
-@dataclass
-class MockedEntryPoint:
-    name: str | None
-    value: str
-    dist: None = None
-
-
-def test_load_plugins_from_entry_points(mocker):
-    mocker.patch("variantlib.plugins.loader.entry_points")().select.return_value = [
-        MockedEntryPoint("test", "tests.mocked_plugins:MockedPluginA"),
-        MockedEntryPoint("second", "tests.mocked_plugins:MockedPluginB"),
-    ]
+def test_load_plugins_from_entry_points(mocked_entry_points: None) -> None:
     with EntryPointPluginLoader() as loader:
-        assert set(loader.namespaces) == {"test_namespace", "second_namespace"}
+        assert set(loader.namespaces) == {
+            "test_namespace",
+            "second_namespace",
+            "incompatible_namespace",
+        }
 
 
 def test_install_plugin():