feat: create custom_components/nestquest package structure and manifest.json (#1)

tests/test_manifest.py

@@ -0,0 +1,74 @@
+"""Tests for the manifest.json file of NestQuest."""
+from __future__ import annotations
+
+import json
+from pathlib import Path
+import sys
+from unittest.mock import MagicMock
+
+# Mock homeassistant modules if not installed in environment
+for _mod in ("homeassistant", "homeassistant.core", "homeassistant.config_entries"):
+    sys.modules.setdefault(_mod, MagicMock())
+
+import pytest
+
+from custom_components.nestquest.const import DOMAIN
+
+MANIFEST_PATH = Path(__file__).parent.parent / "custom_components" / "nestquest" / "manifest.json"
+
+
+@pytest.fixture
+def manifest() -> dict:
+    """Load and parse manifest.json."""
+    assert MANIFEST_PATH.exists(), f"manifest.json does not exist at {MANIFEST_PATH}"
+    with open(MANIFEST_PATH, encoding="utf-8") as f:
+        data = json.load(f)
+    return data
+
+
+def test_manifest_is_valid_json(manifest: dict) -> None:
+    """Verify manifest.json is valid JSON and parsed into a dictionary."""
+    assert isinstance(manifest, dict)
+
+
+def test_manifest_domain(manifest: dict) -> None:
+    """Verify domain is nestquest."""
+    assert manifest.get("domain") == "nestquest"
+
+
+def test_manifest_domain_matches_const(manifest: dict) -> None:
+    """Verify domain matches DOMAIN constant from const.py."""
+    assert manifest.get("domain") == DOMAIN
+
+
+def test_manifest_version(manifest: dict) -> None:
+    """Verify version is a non-empty string."""
+    assert isinstance(manifest.get("version"), str)
+    assert len(manifest["version"]) > 0
+
+
+def test_manifest_config_flow(manifest: dict) -> None:
+    """Verify config_flow is True."""
+    assert manifest.get("config_flow") is True
+
+
+def test_manifest_iot_class(manifest: dict) -> None:
+    """Verify iot_class is local_polling."""
+    assert manifest.get("iot_class") == "local_polling"
+
+
+def test_manifest_requirements(manifest: dict) -> None:
+    """Verify requirements is an empty list."""
+    assert manifest.get("requirements") == []
+
+
+@pytest.mark.parametrize(
+    "key",
+    ["name", "version", "documentation", "issue_tracker", "codeowners"],
+)
+def test_manifest_required_keys_exist_and_non_empty(manifest: dict, key: str) -> None:
+    """Verify required keys exist and are non-empty."""
+    assert key in manifest, f"Key '{key}' missing from manifest.json"
+    val = manifest[key]
+    assert val is not None, f"Key '{key}' is None"
+    assert len(val) > 0, f"Key '{key}' is empty"