Add initial blueprint support (#42469)

Co-authored-by: Martin Hjelmare <marhje52@gmail.com>
Co-authored-by: Franck Nijhof <git@frenck.dev>

tests/components/blueprint/test_schemas.py

@@ -0,0 +1,71 @@
+"""Test schemas."""
+import logging
+
+import pytest
+import voluptuous as vol
+
+from homeassistant.components.blueprint import schemas
+
+_LOGGER = logging.getLogger(__name__)
+
+
+@pytest.mark.parametrize(
+    "blueprint",
+    (
+        # Test allow extra
+        {
+            "trigger": "Test allow extra",
+            "blueprint": {"name": "Test Name", "domain": "automation"},
+        },
+        # Bare minimum
+        {"blueprint": {"name": "Test Name", "domain": "automation"}},
+        # Empty triggers
+        {"blueprint": {"name": "Test Name", "domain": "automation", "input": {}}},
+        # No definition of input
+        {
+            "blueprint": {
+                "name": "Test Name",
+                "domain": "automation",
+                "input": {
+                    "some_placeholder": None,
+                },
+            }
+        },
+    ),
+)
+def test_blueprint_schema(blueprint):
+    """Test different schemas."""
+    try:
+        schemas.BLUEPRINT_SCHEMA(blueprint)
+    except vol.Invalid:
+        _LOGGER.exception("%s", blueprint)
+        assert False, "Expected schema to be valid"
+
+
+@pytest.mark.parametrize(
+    "blueprint",
+    (
+        # no domain
+        {"blueprint": {}},
+        # non existing key in blueprint
+        {
+            "blueprint": {
+                "name": "Example name",
+                "domain": "automation",
+                "non_existing": None,
+            }
+        },
+        # non existing key in input
+        {
+            "blueprint": {
+                "name": "Example name",
+                "domain": "automation",
+                "input": {"some_placeholder": {"non_existing": "bla"}},
+            }
+        },
+    ),
+)
+def test_blueprint_schema_invalid(blueprint):
+    """Test different schemas."""
+    with pytest.raises(vol.Invalid):
+        schemas.BLUEPRINT_SCHEMA(blueprint)