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-rwxr-xr-xtest/functional/feature_config_args.py7
1 files changed, 6 insertions, 1 deletions
diff --git a/test/functional/feature_config_args.py b/test/functional/feature_config_args.py
index a1d22191af..e9924451d1 100755
--- a/test/functional/feature_config_args.py
+++ b/test/functional/feature_config_args.py
@@ -29,8 +29,13 @@ class ConfArgsTest(BitcoinTestFramework):
# Check that using non-existent datadir in conf file fails
conf_file = os.path.join(default_data_dir, "bitcoin.conf")
- with open(conf_file, 'a', encoding='utf8') as f:
+
+ # datadir needs to be set before [regtest] section
+ conf_file_contents = open(conf_file, encoding='utf8').read()
+ with open(conf_file, 'w', encoding='utf8') as f:
f.write("datadir=" + new_data_dir + "\n")
+ f.write(conf_file_contents)
+
self.nodes[0].assert_start_raises_init_error(['-conf=' + conf_file], 'Error reading configuration file: specified data directory "' + new_data_dir + '" does not exist.')
# Create the directory and ensure the config file now works