Add more tests for Versions class

Author: hugovk

tests/test_build_docs_versions.py

@@ -17,6 +17,76 @@ def versions() -> Versions:
     ])
 
 
+def test_reversed(versions) -> None:
+    # Act
+    output = list(reversed(versions))
+
+    # Assert
+    assert output[0].name == "3.9"
+    assert output[-1].name == "3.14"
+
+
+def test_from_json() -> None:
+    # Arrange
+    json_data = {
+        "3.14": {
+            "branch": "main",
+            "pep": 745,
+            "status": "feature",
+            "first_release": "2025-10-01",
+            "end_of_life": "2030-10",
+            "release_manager": "Hugo van Kemenade",
+        },
+        "3.13": {
+            "branch": "3.13",
+            "pep": 719,
+            "status": "bugfix",
+            "first_release": "2024-10-07",
+            "end_of_life": "2029-10",
+            "release_manager": "Thomas Wouters",
+        },
+    }
+
+    # Act
+    versions = list(Versions.from_json(json_data))
+
+    # Assert
+    assert versions == [
+        Version(name="3.13", status="stable", branch_or_tag=""),
+        Version(name="3.14", status="in development", branch_or_tag=""),
+    ]
+
+
+def test_from_json_error() -> None:
+    # Arrange
+    json_data = {"2.8": {"branch": "2.8", "pep": 404, "status": "ex-release"}}
+
+    # Act / Assert
+    with pytest.raises(
+        ValueError,
+        match="Saw invalid version status 'ex-release', expected to be one of",
+    ):
+        Versions.from_json(json_data)
+
+
+def test_current_stable(versions) -> None:
+    # Act
+    current_stable = versions.current_stable
+
+    # Assert
+    assert current_stable.name == "3.13"
+    assert current_stable.status == "stable"
+
+
+def test_current_dev(versions) -> None:
+    # Act
+    current_dev = versions.current_dev
+
+    # Assert
+    assert current_dev.name == "3.14"
+    assert current_dev.status == "in development"
+
+
 def test_filter_default(versions) -> None:
     # Act
     filtered = versions.filter()