fix: add missing tests, correct calls to DictWrapper constructor and improve metrics type hints

aws_lambda_powertools/metrics/base.py

@@ -80,7 +80,7 @@ class MetricManager:
 
     def __init__(
         self,
-        metric_set: Dict[str, str] = None,
+        metric_set: Dict[str, Any] = None,
         dimension_set: Dict = None,
         namespace: str = None,
         metadata_set: Dict[str, Any] = None,
@@ -125,7 +125,7 @@ def add_metric(self, name: str, unit: Union[MetricUnit, str], value: float):
             raise MetricValueError(f"{value} is not a valid number")
 
         unit = self.__extract_metric_unit_value(unit=unit)
-        metric = self.metric_set.get(name, defaultdict(list))
+        metric: Dict = self.metric_set.get(name, defaultdict(list))
         metric["Unit"] = unit
         metric["Value"].append(float(value))
         logger.debug(f"Adding metric: {name} with {metric}")
@@ -185,7 +185,7 @@ def serialize_metric_set(self, metrics: Dict = None, dimensions: Dict = None, me
         logger.debug({"details": "Serializing metrics", "metrics": metrics, "dimensions": dimensions})
 
         metric_names_and_units: List[Dict[str, str]] = []  # [ { "Name": "metric_name", "Unit": "Count" } ]
-        metric_names_and_values: Dict[str, str] = {}  # { "metric_name": 1.0 }
+        metric_names_and_values: Dict[str, float] = {}  # { "metric_name": 1.0 }
 
         for metric_name in metrics:
             metric: dict = metrics[metric_name]

aws_lambda_powertools/utilities/data_classes/alb_event.py

@@ -19,7 +19,7 @@ class ALBEvent(BaseProxyEvent):
 
     @property
     def request_context(self) -> ALBEventRequestContext:
-        return ALBEventRequestContext(self)
+        return ALBEventRequestContext(self._data)
 
     @property
     def http_method(self) -> str:

aws_lambda_powertools/utilities/data_classes/api_gateway_proxy_event.py

@@ -231,7 +231,7 @@ def multi_value_query_string_parameters(self) -> Optional[Dict[str, List[str]]]:
 
     @property
     def request_context(self) -> APIGatewayEventRequestContext:
-        return APIGatewayEventRequestContext(self)
+        return APIGatewayEventRequestContext(self._data)
 
     @property
     def path_parameters(self) -> Optional[Dict[str, str]]:
@@ -371,7 +371,7 @@ def cookies(self) -> Optional[List[str]]:
 
     @property
     def request_context(self) -> RequestContextV2:
-        return RequestContextV2(self)
+        return RequestContextV2(self._data)
 
     @property
     def path_parameters(self) -> Optional[Dict[str, str]]:

aws_lambda_powertools/utilities/data_classes/cognito_user_pool_event.py

@@ -51,7 +51,7 @@ def user_name(self) -> str:
     @property
     def caller_context(self) -> CallerContext:
         """The caller context"""
-        return CallerContext(self)
+        return CallerContext(self._data)
 
 
 class PreSignUpTriggerEventRequest(DictWrapper):
@@ -119,11 +119,11 @@ class PreSignUpTriggerEvent(BaseTriggerEvent):
 
     @property
     def request(self) -> PreSignUpTriggerEventRequest:
-        return PreSignUpTriggerEventRequest(self)
+        return PreSignUpTriggerEventRequest(self._data)
 
     @property
     def response(self) -> PreSignUpTriggerEventResponse:
-        return PreSignUpTriggerEventResponse(self)
+        return PreSignUpTriggerEventResponse(self._data)
 
 
 class PostConfirmationTriggerEventRequest(DictWrapper):
@@ -156,7 +156,7 @@ class PostConfirmationTriggerEvent(BaseTriggerEvent):
 
     @property
     def request(self) -> PostConfirmationTriggerEventRequest:
-        return PostConfirmationTriggerEventRequest(self)
+        return PostConfirmationTriggerEventRequest(self._data)
 
 
 class UserMigrationTriggerEventRequest(DictWrapper):
@@ -257,11 +257,11 @@ class UserMigrationTriggerEvent(BaseTriggerEvent):
 
     @property
     def request(self) -> UserMigrationTriggerEventRequest:
-        return UserMigrationTriggerEventRequest(self)
+        return UserMigrationTriggerEventRequest(self._data)
 
     @property
     def response(self) -> UserMigrationTriggerEventResponse:
-        return UserMigrationTriggerEventResponse(self)
+        return UserMigrationTriggerEventResponse(self._data)
 
 
 class CustomMessageTriggerEventRequest(DictWrapper):
@@ -342,11 +342,11 @@ class CustomMessageTriggerEvent(BaseTriggerEvent):
 
     @property
     def request(self) -> CustomMessageTriggerEventRequest:
-        return CustomMessageTriggerEventRequest(self)
+        return CustomMessageTriggerEventRequest(self._data)
 
     @property
     def response(self) -> CustomMessageTriggerEventResponse:
-        return CustomMessageTriggerEventResponse(self)
+        return CustomMessageTriggerEventResponse(self._data)
 
 
 class PreAuthenticationTriggerEventRequest(DictWrapper):
@@ -386,7 +386,7 @@ class PreAuthenticationTriggerEvent(BaseTriggerEvent):
     @property
     def request(self) -> PreAuthenticationTriggerEventRequest:
         """Pre Authentication Request Parameters"""
-        return PreAuthenticationTriggerEventRequest(self)
+        return PreAuthenticationTriggerEventRequest(self._data)
 
 
 class PostAuthenticationTriggerEventRequest(DictWrapper):
@@ -428,7 +428,7 @@ class PostAuthenticationTriggerEvent(BaseTriggerEvent):
     @property
     def request(self) -> PostAuthenticationTriggerEventRequest:
         """Post Authentication Request Parameters"""
-        return PostAuthenticationTriggerEventRequest(self)
+        return PostAuthenticationTriggerEventRequest(self._data)
 
 
 class GroupOverrideDetails(DictWrapper):
@@ -552,9 +552,9 @@ class PreTokenGenerationTriggerEvent(BaseTriggerEvent):
     @property
     def request(self) -> PreTokenGenerationTriggerEventRequest:
         """Pre Token Generation Request Parameters"""
-        return PreTokenGenerationTriggerEventRequest(self)
+        return PreTokenGenerationTriggerEventRequest(self._data)
 
     @property
     def response(self) -> PreTokenGenerationTriggerEventResponse:
         """Pre Token Generation Response Parameters"""
-        return PreTokenGenerationTriggerEventResponse(self)
+        return PreTokenGenerationTriggerEventResponse(self._data)

tests/functional/validator/test_validator.py

@@ -82,6 +82,14 @@ def lambda_handler(evt, context):
     lambda_handler(raw_event, {})
 
 
+def test_validator_incoming_envelope(schema, apigateway_event):
+    @validator(inbound_schema=schema, envelope=envelopes.API_GATEWAY_REST)
+    def lambda_handler(evt, context):
+        pass
+
+    lambda_handler(apigateway_event, {})
+
+
 def test_validator_outgoing(schema_response, raw_response):
     @validator(outbound_schema=schema_response)
     def lambda_handler(evt, context):