diff options
-rw-r--r-- | src/txdb.cpp | 6 | ||||
-rwxr-xr-x | test/functional/blockchain.py | 26 |
2 files changed, 30 insertions, 2 deletions
diff --git a/src/txdb.cpp b/src/txdb.cpp index 42dc31760b..76aab23983 100644 --- a/src/txdb.cpp +++ b/src/txdb.cpp @@ -98,7 +98,11 @@ CCoinsViewCursor *CCoinsViewDB::Cursor() const that restriction. */ i->pcursor->Seek(DB_COINS); // Cache key of first record - i->pcursor->GetKey(i->keyTmp); + if (i->pcursor->Valid()) { + i->pcursor->GetKey(i->keyTmp); + } else { + i->keyTmp.first = 0; // Make sure Valid() and GetKey() return false + } return i; } diff --git a/test/functional/blockchain.py b/test/functional/blockchain.py index 8596f1edaf..b6112c7280 100755 --- a/test/functional/blockchain.py +++ b/test/functional/blockchain.py @@ -32,7 +32,7 @@ class BlockchainTest(BitcoinTestFramework): def __init__(self): super().__init__() self.setup_clean_chain = False - self.num_nodes = 2 + self.num_nodes = 1 def run_test(self): self._test_gettxoutsetinfo() @@ -50,9 +50,33 @@ class BlockchainTest(BitcoinTestFramework): assert_equal(res['height'], 200) assert_equal(res['txouts'], 200) assert_equal(res['bytes_serialized'], 13924), + assert_equal(res['bestblock'], node.getblockhash(200)) assert_equal(len(res['bestblock']), 64) assert_equal(len(res['hash_serialized']), 64) + self.log.info("Test that gettxoutsetinfo() works for blockchain with just the genesis block") + b1hash = node.getblockhash(1) + node.invalidateblock(b1hash) + + res2 = node.gettxoutsetinfo() + assert_equal(res2['transactions'], 0) + assert_equal(res2['total_amount'], Decimal('0')) + assert_equal(res2['height'], 0) + assert_equal(res2['txouts'], 0) + assert_equal(res2['bestblock'], node.getblockhash(0)) + assert_equal(len(res2['hash_serialized']), 64) + + self.log.info("Test that gettxoutsetinfo() returns the same result after invalidate/reconsider block") + node.reconsiderblock(b1hash) + + res3 = node.gettxoutsetinfo() + assert_equal(res['total_amount'], res3['total_amount']) + assert_equal(res['transactions'], res3['transactions']) + assert_equal(res['height'], res3['height']) + assert_equal(res['txouts'], res3['txouts']) + assert_equal(res['bestblock'], res3['bestblock']) + assert_equal(res['hash_serialized'], res3['hash_serialized']) + def _test_getblockheader(self): node = self.nodes[0] |