test: fix lndrest on regtest (#2811)

* fix: lndrest on regtest
* fix some race conditions on lndrest

.github/workflows/ci.yml

@@ -75,7 +75,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.10"]
-        backend-wallet-class: ["LndWallet", "CoreLightningWallet", "CoreLightningRestWallet", "LNbitsWallet", "EclairWallet"]
+        backend-wallet-class: ["LndRestWallet", "LndWallet", "CoreLightningWallet", "CoreLightningRestWallet", "LNbitsWallet", "EclairWallet"]
     with:
       custom-pytest: "poetry run pytest tests/regtest"
       python-version: ${{ matrix.python-version }}

lnbits/nodes/lndrest.py

@@ -159,9 +159,15 @@ class LndRestNode(Node):
             timeout=None,
         ) as stream:
             async for chunk in stream.aiter_text():
-                if chunk:
-                    chunk = json.loads(chunk)
-                    logger.info(f"LND Channel close update: {chunk['result']}")
+                if not chunk:
+                    continue
+                chunk = json.loads(chunk)
+                if "error" in chunk:
+                    raise HTTPException(
+                        status_code=HTTPStatus.INTERNAL_SERVER_ERROR,
+                        detail=chunk["error"].get("message"),
+                    )
+                logger.info(f"LND Channel close update: {chunk.get('result')}")
 
     async def close_channel(
         self,

tests/regtest/conftest.py

@@ -3,11 +3,6 @@ import pytest
 from .helpers import get_hold_invoice, get_real_invoice
 
 
-@pytest.fixture(scope="session")
-def anyio_backend():
-    return "asyncio"
-
-
 @pytest.fixture(scope="function")
 async def hold_invoice():
     invoice = get_hold_invoice(100)

tests/regtest/helpers.py

@@ -20,7 +20,8 @@ docker_lightning_cli = [
 docker_bitcoin_cli = [
     "docker",
     "exec",
-    "lnbits-bitcoind-1-1" "bitcoin-cli",
+    "lnbits-bitcoind-1",
+    "bitcoin-cli",
     "-rpcuser=lnbits",
     "-rpcpassword=lnbits",
     "-regtest",

tests/regtest/test_real_invoice.py

@@ -57,6 +57,7 @@ async def test_pay_real_invoice(
 
     await asyncio.sleep(1)
     balance = await get_node_balance_sats()
+    # TODO: maybe take fee into consideration?
     assert prev_balance - balance == 100
 
 
@@ -158,7 +159,7 @@ async def test_pay_hold_invoice_check_pending(
             headers=adminkey_headers_from,
         )
     )
-    await asyncio.sleep(1)
+    await asyncio.sleep(3)
     # get payment hash from the invoice
     invoice_obj = bolt11.decode(invoice["payment_request"])
     settle_invoice(preimage)

tests/regtest/test_x_node_api.py

@@ -102,6 +102,8 @@ async def test_node_payments(node_client, real_invoice, adminkey_headers_from):
 @pytest.mark.anyio
 async def test_channel_management(node_client):
     async def get_channels():
+        # lndrest is slow / async with channel commands
+        await asyncio.sleep(3)
         response = await node_client.get("/node/api/v1/channels")
         assert response.status_code == 200
         return parse_obj_as(list[NodeChannel], response.json())
@@ -134,6 +136,7 @@ async def test_channel_management(node_client):
     )
     assert response.status_code == 200
     created = ChannelPoint(**response.json())
+
     data = await get_channels()
     assert any(
         channel.point == created and channel.state == ChannelState.PENDING
@@ -145,6 +148,8 @@ async def test_channel_management(node_client):
     # left for testing
     mine_blocks(5)
 
+    await asyncio.sleep(1)
+
 
 @pytest.mark.anyio
 async def test_peer_management(node_client):