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pytest: Have the db_query helper work on a copy of the DB

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Signed-off-by: Christian Decker <decker.christian@gmail.com>
This commit is contained in:
Christian Decker 2018-01-24 15:47:35 +01:00 • committed by Rusty Russell
parent 24ba5d6250
commit 45c935ddba
1 changed files with 6 additions and 1 deletions
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7
tests/utils.py
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@ -338,7 +338,12 @@ class LightningNode(object):
return [c for c in self.rpc.listchannels()['channels'] if c['active']]
def db_query(self, query):
db = sqlite3.connect(os.path.join(self.daemon.lightning_dir, "lightningd.sqlite3"))
from shutil import copyfile
orig = os.path.join(self.daemon.lightning_dir, "lightningd.sqlite3")
copy = os.path.join(self.daemon.lightning_dir, "lightningd-copy.sqlite3")
copyfile(orig, copy)
db = sqlite3.connect(copy)
db.row_factory = sqlite3.Row
c = db.cursor()
c.execute(query)