pytest: Allow switching chaind depending on a config option

Signed-off-by: Christian Decker <decker.christian@gmail.com>

configure

@@ -112,6 +112,7 @@ set_defaults()
     COPTFLAGS=${COPTFLAGS-$(default_coptflags "$DEVELOPER")}
     CONFIGURATOR_CC=${CONFIGURATOR_CC-$CC}
     VALGRIND=${VALGRIND:-$(default_valgrind_setting)}
+    TEST_NETWORK=${TEST_NETWORK:-regtest}
 }
 
 usage()
@@ -352,6 +353,7 @@ add_var COMPAT "$COMPAT" $CONFIG_HEADER
 add_var PYTEST "$PYTEST"
 add_var STATIC "$STATIC"
 add_var ASAN "$ASAN"
+add_var TEST_NETWORK "$TEST_NETWORK"
 
 # Hack to avoid sha256 name clash with libwally: will be fixed when that
 # becomes a standalone shared lib.

tests/fixtures.py

@@ -1,6 +1,6 @@
 from concurrent import futures
 from db import SqliteDbProvider, PostgresDbProvider
-from utils import NodeFactory, BitcoinD
+from utils import NodeFactory, BitcoinD, ElementsD
 
 import logging
 import os
@@ -74,9 +74,17 @@ def test_name(request):
     yield request.function.__name__
 
 
+network_daemons = {
+    'regtest': BitcoinD,
+    'liquid-regtest': ElementsD,
+}
+
+
 @pytest.fixture
 def bitcoind(directory, teardown_checks):
-    bitcoind = BitcoinD(bitcoin_dir=directory)
+    chaind = network_daemons[config.get('TEST_NETWORK', 'regtest')]
+    bitcoind = chaind(bitcoin_dir=directory)
+
     try:
         bitcoind.start()
     except Exception:

tests/utils.py

@@ -440,7 +440,7 @@ class LightningD(TailableProc):
             'lightning-dir': lightning_dir,
             'addr': '127.0.0.1:{}'.format(port),
             'allow-deprecated-apis': 'false',
-            'network': 'regtest',
+            'network': config.get('TEST_NETWORK', 'regtest'),
             'ignore-fee-limits': 'false',
             'bitcoin-rpcuser': BITCOIND_CONFIG['rpcuser'],
             'bitcoin-rpcpassword': BITCOIND_CONFIG['rpcpassword'],