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-rwxr-xr-xtest/functional/rpc_dumptxoutset.py51
-rwxr-xr-xtest/functional/test_runner.py1
2 files changed, 52 insertions, 0 deletions
diff --git a/test/functional/rpc_dumptxoutset.py b/test/functional/rpc_dumptxoutset.py
new file mode 100755
index 0000000000..7527bdfb08
--- /dev/null
+++ b/test/functional/rpc_dumptxoutset.py
@@ -0,0 +1,51 @@
+#!/usr/bin/env python3
+# Copyright (c) 2019 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+"""Test the generation of UTXO snapshots using `dumptxoutset`.
+"""
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import assert_equal, assert_raises_rpc_error
+
+import hashlib
+from pathlib import Path
+
+
+class DumptxoutsetTest(BitcoinTestFramework):
+ def set_test_params(self):
+ self.setup_clean_chain = True
+ self.num_nodes = 1
+
+ def run_test(self):
+ """Test a trivial usage of the dumptxoutset RPC command."""
+ node = self.nodes[0]
+ mocktime = node.getblockheader(node.getblockhash(0))['time'] + 1
+ node.setmocktime(mocktime)
+ node.generate(100)
+
+ FILENAME = 'txoutset.dat'
+ out = node.dumptxoutset(FILENAME)
+ expected_path = Path(node.datadir) / 'regtest' / FILENAME
+
+ assert expected_path.is_file()
+
+ assert_equal(out['coins_written'], 100)
+ assert_equal(out['base_height'], 100)
+ assert_equal(out['path'], str(expected_path))
+ # Blockhash should be deterministic based on mocked time.
+ assert_equal(
+ out['base_hash'],
+ '6fd417acba2a8738b06fee43330c50d58e6a725046c3d843c8dd7e51d46d1ed6')
+
+ with open(str(expected_path), 'rb') as f:
+ digest = hashlib.sha256(f.read()).hexdigest()
+ # UTXO snapshot hash should be deterministic based on mocked time.
+ assert_equal(
+ digest, 'be032e5f248264ba08e11099ac09dbd001f6f87ffc68bf0f87043d8146d50664')
+
+ # Specifying a path to an existing file will fail.
+ assert_raises_rpc_error(
+ -8, '{} already exists'.format(FILENAME), node.dumptxoutset, FILENAME)
+
+if __name__ == '__main__':
+ DumptxoutsetTest().main()
diff --git a/test/functional/test_runner.py b/test/functional/test_runner.py
index e0b523b718..2938c54a35 100755
--- a/test/functional/test_runner.py
+++ b/test/functional/test_runner.py
@@ -190,6 +190,7 @@ BASE_SCRIPTS = [
'rpc_uptime.py',
'wallet_resendwallettransactions.py',
'wallet_fallbackfee.py',
+ 'rpc_dumptxoutset.py',
'feature_minchainwork.py',
'rpc_getblockstats.py',
'wallet_create_tx.py',