Initial Vexta Core v0.1.0 release

qa/rpc-tests/blockchain.py

@@ -0,0 +1,89 @@
+#!/usr/bin/env python3
+# Copyright (c) 2014-2017 The DigiByte Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#
+# Test RPC calls related to blockchain state. Tests correspond to code in
+# rpc/blockchain.cpp.
+#
+
+from decimal import Decimal
+
+from test_framework.test_framework import DigiByteTestFramework
+from test_framework.authproxy import JSONRPCException
+from test_framework.util import (
+    assert_equal,
+    assert_raises,
+    assert_is_hex_string,
+    assert_is_hash_string,
+    start_nodes,
+    connect_nodes_bi,
+)
+
+
+class BlockchainTest(DigiByteTestFramework):
+    """
+    Test blockchain-related RPC calls:
+
+        - gettxoutsetinfo
+        - verifychain
+
+    """
+
+    def __init__(self):
+        super().__init__()
+        self.setup_clean_chain = False
+        self.num_nodes = 2
+
+    def setup_network(self, split=False):
+        self.nodes = start_nodes(self.num_nodes, self.options.tmpdir)
+        connect_nodes_bi(self.nodes, 0, 1)
+        self.is_network_split = False
+        self.sync_all()
+
+    def run_test(self):
+        self._test_gettxoutsetinfo()
+        self._test_getblockheader()
+        self.nodes[0].verifychain(4, 0)
+
+    def _test_gettxoutsetinfo(self):
+        node = self.nodes[0]
+        res = node.gettxoutsetinfo()
+
+        assert_equal(res['total_amount'], Decimal('8725.00000000'))
+        assert_equal(res['transactions'], 200)
+        assert_equal(res['height'], 200)
+        assert_equal(res['txouts'], 200)
+        assert_equal(res['bytes_serialized'], 13924),
+        assert_equal(len(res['bestblock']), 64)
+        assert_equal(len(res['hash_serialized']), 64)
+
+    def _test_getblockheader(self):
+        node = self.nodes[0]
+
+        assert_raises(
+            JSONRPCException, lambda: node.getblockheader('nonsense'))
+
+        besthash = node.getbestblockhash()
+        secondbesthash = node.getblockhash(199)
+        header = node.getblockheader(besthash)
+
+        assert_equal(header['hash'], besthash)
+        assert_equal(header['height'], 200)
+        assert_equal(header['confirmations'], 1)
+        assert_equal(header['previousblockhash'], secondbesthash)
+        assert_is_hex_string(header['chainwork'])
+        assert_is_hash_string(header['hash'])
+        assert_is_hash_string(header['previousblockhash'])
+        assert_is_hash_string(header['merkleroot'])
+        assert_is_hash_string(header['bits'], length=None)
+        assert isinstance(header['time'], int)
+        assert isinstance(header['mediantime'], int)
+        assert isinstance(header['nonce'], int)
+        assert isinstance(header['version'], int)
+        assert isinstance(int(header['versionHex'], 16), int)
+        assert isinstance(header['difficulty'], Decimal)
+
+if __name__ == '__main__':
+    BlockchainTest().main()