pyln: test that an unstarted bitcoind tears down cleanly

Author: kwsantiago

contrib/pyln-testing/tests/test_bitcoind.py

@@ -0,0 +1,9 @@
+from pyln.testing.fixtures import *  # noqa: F401 F403
+import pytest
+
+
+@pytest.mark.parametrize('bitcoind', [False], indirect=True)
+def test_unstarted_bitcoind(bitcoind):
+    """Taking the fixture unstarted must still tear down cleanly."""
+    assert bitcoind.proc is None
+    bitcoind.kill()