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import json
import time
import unittest
from unittest.mock import patch
from awslambdaric.lambda_context import LambdaContext
from samgis.io import lambda_helpers
from wrappers import lambda_wrapper
from tests.local_tiles_http_server import LocalTilesHttpServer
class TestAppFailures(unittest.TestCase):
@patch.object(time, "time")
@patch.object(lambda_wrapper, "samexporter_predict")
@patch.object(lambda_wrapper, "get_parsed_bbox_points")
@patch.object(lambda_wrapper, "get_parsed_request_body")
def test_lambda_handler_500(
self,
get_parsed_request_body_mocked,
get_parsed_bbox_points_mocked,
samexporter_predict_mocked,
time_mocked
):
from wrappers.lambda_wrapper import lambda_handler
time_mocked.return_value = 0
get_parsed_request_body_mocked.value = {}
get_parsed_bbox_points_mocked.return_value = {"bbox": "bbox_object", "prompt": "prompt_object", "zoom": 1}
samexporter_predict_mocked.side_effect = ValueError("I raise a value error!")
event = {"body": {}, "version": 1.0}
lambda_context = LambdaContext(
invoke_id="test_invoke_id",
client_context=None,
cognito_identity=None,
epoch_deadline_time_in_ms=time.time()
)
expected_response_500 = '{"statusCode": 500, "header": {"Content-Type": "application/json"}, '
expected_response_500 += '"body": "{\\"duration_run\\": 0, \\"message\\": \\"Internal server error\\", '
expected_response_500 += '\\"request_id\\": \\"test_invoke_id\\"}", "isBase64Encoded": false}'
assert lambda_handler(event, lambda_context) == expected_response_500
@patch.object(time, "time")
@patch.object(lambda_wrapper, "get_parsed_request_body")
def test_lambda_handler_400(self, get_parsed_request_body_mocked, time_mocked):
from wrappers.lambda_wrapper import lambda_handler
time_mocked.return_value = 0
get_parsed_request_body_mocked.return_value = {}
event = {"body": {}, "version": 1.0}
lambda_context = LambdaContext(
invoke_id="test_invoke_id",
client_context=None,
cognito_identity=None,
epoch_deadline_time_in_ms=time.time()
)
assert lambda_handler(event, lambda_context) == (
'{"statusCode": 400, "header": {"Content-Type": "application/json"}, '
'"body": "{\\"duration_run\\": 0, \\"message\\": \\"Bad Request\\", '
'\\"request_id\\": \\"test_invoke_id\\"}", "isBase64Encoded": false}')
@patch.object(time, "time")
def test_lambda_handler_422(self, time_mocked):
from wrappers.lambda_wrapper import lambda_handler
time_mocked.return_value = 0
event = {"body": {}, "version": 1.0}
lambda_context = LambdaContext(
invoke_id="test_invoke_id",
client_context=None,
cognito_identity=None,
epoch_deadline_time_in_ms=time.time()
)
response_422 = lambda_handler(event, lambda_context)
expected_response_422 = '{"statusCode": 422, "header": {"Content-Type": "application/json"}, '
expected_response_422 += '"body": "{\\"duration_run\\": 0, \\"message\\": \\"Missing required parameter\\", '
expected_response_422 += '\\"request_id\\": \\"test_invoke_id\\"}", "isBase64Encoded": false}'
assert response_422 == expected_response_422
@patch.object(time, "time")
@patch.object(lambda_wrapper, "samexporter_predict")
@patch.object(lambda_wrapper, "get_response")
@patch.object(lambda_wrapper, "get_parsed_bbox_points")
@patch.object(lambda_wrapper, "get_parsed_request_body")
def test_lambda_handler_200_mocked(
self,
get_parsed_request_body_mocked,
get_parsed_bbox_points_mocked,
get_response_mocked,
samexporter_predict_mocked,
time_mocked
):
from wrappers.lambda_wrapper import lambda_handler
from tests import TEST_EVENTS_FOLDER
time_mocked.return_value = 0
get_parsed_request_body_mocked.value = {}
get_parsed_bbox_points_mocked.return_value = {"bbox": "bbox_object", "prompt": "prompt_object", "zoom": 1}
response_type = "200"
with open(TEST_EVENTS_FOLDER / "get_response.json") as tst_json_get_response:
get_response_io = json.load(tst_json_get_response)
input_200 = {
"bbox": {
"ne": {"lat": 38.03932961278458, "lng": 15.36808069832851},
"sw": {"lat": 37.455509218936974, "lng": 14.632807441554068}
},
"prompt": [{
"type": "point",
"data": {"lat": 37.0, "lng": 15.0},
"label": 0
}],
"zoom": 10,
"source_type": "OpenStreetMap.Mapnik",
"debug": True
}
samexporter_predict_output = get_response_io[response_type]["input"]
samexporter_predict_mocked.return_value = samexporter_predict_output
samexporter_predict_mocked.side_effect = None
get_response_mocked.return_value = get_response_io[response_type]["output"]
event = {"body": input_200, "version": 1.0}
lambda_context = LambdaContext(
invoke_id="test_invoke_id",
client_context=None,
cognito_identity=None,
epoch_deadline_time_in_ms=time.time()
)
response_200 = lambda_handler(event, lambda_context)
expected_response_200 = get_response_io[response_type]["output"]
print(f"types: response_200:{type(response_200)}, expected:{type(expected_response_200)}.")
assert response_200 == expected_response_200
@patch.object(lambda_helpers, "get_url_tile")
def test_lambda_handler_200_real_single_multi_point(self, get_url_tile_mocked):
import xyzservices
import shapely
from wrappers.lambda_wrapper import lambda_handler
from tests import LOCAL_URL_TILE, TEST_EVENTS_FOLDER
local_tile_provider = xyzservices.TileProvider(name="local_tile_provider", url=LOCAL_URL_TILE, attribution="")
get_url_tile_mocked.return_value = local_tile_provider
fn_name = "lambda_handler"
invoke_id = "test_invoke_id"
for json_filename in [
"single_point",
"multi_prompt",
"single_rectangle"
]:
with open(TEST_EVENTS_FOLDER / f"{fn_name}_{json_filename}.json") as tst_json:
inputs_outputs = json.load(tst_json)
lambda_context = LambdaContext(
invoke_id=invoke_id,
client_context=None,
cognito_identity=None,
epoch_deadline_time_in_ms=time.time()
)
expected_response_dict = inputs_outputs["output"]
listen_port = 8000
expected_response_body = json.loads(expected_response_dict["body"])
with LocalTilesHttpServer.http_server("localhost", listen_port, directory=TEST_EVENTS_FOLDER):
input_event = inputs_outputs["input"]
input_event_body = json.loads(input_event["body"])
input_event["body"] = json.dumps(input_event_body)
response = lambda_handler(event=input_event, context=lambda_context)
response_dict = json.loads(response)
assert response_dict["statusCode"] == 200
body_dict = json.loads(response_dict["body"])
assert body_dict["n_predictions"] == 1
assert body_dict["request_id"] == invoke_id
assert body_dict["message"] == "ok"
assert body_dict["n_shapes_geojson"] == expected_response_body["n_shapes_geojson"]
output_geojson = shapely.from_geojson(body_dict["geojson"])
print("output_geojson::", type(output_geojson))
assert isinstance(output_geojson, shapely.GeometryCollection)
assert len(output_geojson.geoms) == expected_response_body["n_shapes_geojson"]
def test_debug(self):
from wrappers.lambda_wrapper import lambda_handler
input_event = {
'bbox': {
'ne': {'lat': 46.302592089330524, 'lng': 9.49493408203125},
'sw': {'lat': 46.14011755129237, 'lng': 9.143371582031252}},
'prompt': [
{'id': 166, 'type': 'point', 'data': {'lat': 46.18244521829928, 'lng': 9.418544769287111}, 'label': 1}
],
'zoom': 12, 'source_type': 'OpenStreetMap'
}
lambda_context = LambdaContext(
invoke_id="test_invoke_id",
client_context=None,
cognito_identity=None,
epoch_deadline_time_in_ms=time.time()
)
response = lambda_handler(event=input_event, context=lambda_context)
print(response)
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