OCT-2154: update automated api e2e tests after migration to fastapi (#…

…554)

## Description
Adding tests of fastapi routes for allocation and project rewards

backend/tests/api-e2e/test_api_allocations.py

@@ -1,3 +1,4 @@
+from fastapi.testclient import TestClient
 import pytest
 from flask import current_app as app
 
@@ -9,6 +10,7 @@
 @pytest.mark.api
 def test_allocations(
     client: Client,
+    fastapi_client: TestClient,
     deployer: UserAccount,
     ua_alice: UserAccount,
     ua_bob: UserAccount,
@@ -31,7 +33,28 @@ def test_allocations(
     res = client.pending_snapshot()
     assert res["epoch"] > 0
 
-    ua_alice.allocate(1000, alice_proposals)
+    ua_alice_nonce, _ = ua_alice._client.get_allocation_nonce(ua_alice.address)
+    signature = ua_alice._client.sign_operation(
+        ua_alice._account, 1000, alice_proposals, ua_alice_nonce
+    )
+    rv = fastapi_client.post(
+        "/allocations/allocate",
+        json={
+            "payload": {
+                "allocations": [
+                    {"proposalAddress": address, "amount": 1000}
+                    for address in alice_proposals
+                ],
+                "nonce": ua_alice_nonce,
+            },
+            "userAddress": ua_alice.address,
+            "signature": signature,
+            "isManuallyEdited": False,
+        },
+    )
+    assert rv.status_code == 201
+
+    # ua_alice.allocate(1000, alice_proposals)
     ua_bob.allocate(1000, alice_proposals[:1])
 
     allocations, _ = client.get_epoch_allocations(STARTING_EPOCH)

backend/tests/conftest.py

@@ -9,6 +9,7 @@
 from http import HTTPStatus
 from unittest.mock import MagicMock, Mock
 
+from fastapi.testclient import TestClient
 import gql
 import pytest
 from flask import current_app
@@ -19,6 +20,7 @@
 from web3 import Web3
 
 import logging
+from v2.main import app as fastapi_app
 from app import create_app
 from app.engine.user.effective_deposit import DepositEvent, EventType, UserDeposit
 from app.exceptions import ExternalApiException
@@ -416,6 +418,21 @@ def random_string() -> str:
     return "".join(random.choices(characters, k=length_of_string))
 
 
+@pytest.fixture
+def fastapi_client(deployment) -> TestClient:
+    # take SQLALCHEMY_DATABASE_URI and use as DB_URI
+    os.environ["DB_URI"] = deployment.SQLALCHEMY_DATABASE_URI
+    os.environ["PROPOSALS_CONTRACT_ADDRESS"] = deployment.PROJECTS_CONTRACT_ADDRESS
+
+    for key in dir(deployment):
+        if key.isupper():
+            value = getattr(deployment, key)
+            if value is not None:
+                os.environ[key] = str(value)
+
+    return TestClient(fastapi_app)
+
+
 @pytest.fixture
 def flask_client(deployment) -> FlaskClient:
     """An application for the integration / API tests."""
@@ -656,12 +673,12 @@ def get_rewards_budget(self, address: str, epoch: int):
 
     def get_user_rewards_in_upcoming_epoch(self, address: str):
         rv = self._flask_client.get(f"/rewards/budget/{address}/upcoming")
-        current_app.logger.debug("get_user_rewards_in_upcoming_epoch :", rv.text)
+        current_app.logger.debug(f"get_user_rewards_in_upcoming_epoch :{rv.text}")
         return json.loads(rv.text)
 
     def get_user_rewards_in_epoch(self, address: str, epoch: int):
         rv = self._flask_client.get(f"/rewards/budget/{address}/epoch/{epoch}")
-        current_app.logger.debug("get_rewards_budget :", rv.text)
+        current_app.logger.debug(f"get_rewards_budget :{rv.text}")
         return json.loads(rv.text)
 
     def get_total_users_rewards_in_epoch(self, epoch):

backend/v2/core/dependencies.py

@@ -40,7 +40,13 @@ class DatabaseSettings(OctantSettings):
 
     @property
     def sqlalchemy_database_uri(self) -> str:
-        return self.db_uri.replace("postgresql://", "postgresql+asyncpg://")
+        if "postgresql://" in self.db_uri:
+            return self.db_uri.replace("postgresql://", "postgresql+asyncpg://")
+
+        if "sqlite://" in self.db_uri:
+            return self.db_uri.replace("sqlite://", "sqlite+aiosqlite://")
+
+        raise ValueError("Unsupported database URI")
 
 
 def get_database_settings() -> DatabaseSettings:
@@ -51,16 +57,21 @@ def get_database_settings() -> DatabaseSettings:
 def get_sessionmaker(
     settings: Annotated[DatabaseSettings, Depends(get_database_settings)]
 ) -> async_sessionmaker[AsyncSession]:
+    kw = {}
+    if "postgresql" in settings.sqlalchemy_database_uri:
+        kw = {
+            "pool_size": 100,  # Initial pool size (default is 5)
+            "max_overflow": 10,  # Extra connections if pool is exhausted
+            "pool_timeout": 30,  # Timeout before giving up on a connection
+            "pool_recycle": 3600,  # Recycle connections after 1 hour (for long-lived connections)
+            "pool_pre_ping": True,  # Check if the connection is alive before using it
+        }
+
     engine = create_async_engine(
         settings.sqlalchemy_database_uri,
         echo=False,  # Disable SQL query logging (for performance)
-        pool_size=100,  # Initial pool size (default is 5)
-        max_overflow=10,  # Extra connections if pool is exhausted
-        pool_timeout=30,  # Timeout before giving up on a connection
-        pool_recycle=3600,  # Recycle connections after 1 hour (for long-lived connections)
-        pool_pre_ping=True,  # Check if the connection is alive before using it
         future=True,  # Use the future-facing SQLAlchemy 2.0 style
-        # connect_args={"options": "-c timezone=utc"}  # Ensures timezone is UTC
+        **kw,
     )
 
     sessionmaker = async_sessionmaker(