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#!/usr/bin/env python3
# Copyright (c) 2016-2017 The Bitcoin Core developers
# Copyright (c) 2018-2019 The Kevacoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
"""Test the Key-Value Store."""
from test_framework.blocktools import witness_script, send_to_witness
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import *
from test_framework.authproxy import JSONRPCException
from io import BytesIO
import re
class KevaTest(BitcoinTestFramework):
def sync_generate(self):
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
def set_test_params(self):
self.num_nodes = 2
def setup_network(self):
super().setup_network()
connect_nodes(self.nodes[0], 1)
connect_nodes(self.nodes[1], 0)
self.sync_all()
def run_unconfirmed_namespaces(self):
self.sync_all()
response = self.nodes[1].keva_namespace('second_namespace')
namespaceId = response['namespaceId']
response = self.nodes[1].keva_list_namespaces()
# Node 0's unconfirmed namespace should not be here
assert(len(response) == 1)
# Node 0's unconfirmed operations should not be here
self.nodes[1].keva_put(namespaceId, 'second_key', 'second_value')
response = self.nodes[1].keva_pending()
# Pending namespace and put operation.
assert(len(response) == 2)
self.sync_all()
def run_test_disconnect_block(self):
displayName = 'namespace_to_test'
response = self.nodes[0].keva_namespace(displayName)
namespaceId = response['namespaceId']
self.nodes[0].generate(1)
key = 'This is the test key'
value1 = 'This is the test value 1'
value2 = 'This is the test value 2'
self.nodes[0].keva_put(namespaceId, key, value1)
self.nodes[0].generate(1)
response = self.nodes[0].keva_get(namespaceId, key)
assert(response['value'] == value1)
self.nodes[0].keva_put(namespaceId, key, value2)
self.nodes[0].generate(1)
response = self.nodes[0].keva_get(namespaceId, key)
assert(response['value'] == value2)
# Disconnect the block
self.sync_all()
tip = self.nodes[0].getbestblockhash()
self.nodes[0].invalidateblock(tip)
self.nodes[1].invalidateblock(tip)
self.sync_all()
response = self.nodes[0].keva_get(namespaceId, key)
assert(response['value'] == value1)
self.log.info("Test undeleting after disconnecting blocks")
self.nodes[0].generate(1)
keyToDelete = 'This is the test key to delete'
valueToDelete = 'This is the test value of the key'
self.nodes[0].keva_put(namespaceId, keyToDelete, valueToDelete)
self.nodes[0].generate(1)
response = self.nodes[0].keva_get(namespaceId, keyToDelete)
assert(response['value'] == valueToDelete)
# Now delete the key
self.nodes[0].keva_delete(namespaceId, keyToDelete)
self.nodes[0].generate(1)
response = self.nodes[0].keva_get(namespaceId, keyToDelete)
assert(response['value'] == '')
# Disconnect the block
self.sync_all()
tip = self.nodes[0].getbestblockhash()
self.nodes[0].invalidateblock(tip)
self.nodes[1].invalidateblock(tip)
self.sync_all()
response = self.nodes[0].keva_get(namespaceId, keyToDelete)
# The value should be undeleted.
assert(response['value'] == valueToDelete)
self.log.info("Test namespace after disconnecting blocks")
displayName = 'A new namspace'
response = self.nodes[0].keva_namespace(displayName)
newNamespaceId = response['namespaceId']
self.nodes[0].generate(1)
response = self.nodes[0].keva_list_namespaces()
found = False
for ns in response:
if (ns['namespaceId'] == newNamespaceId):
found = True
assert(found)
# Now disconnect the block and the namespace should be gone.
self.sync_all()
self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
self.nodes[1].invalidateblock(self.nodes[1].getbestblockhash())
self.sync_all()
# The namespace display name should not be set.
response = self.nodes[0].keva_get(newNamespaceId, '_KEVA_NS_')
assert(response['value'] == '')
# The namespace should not appear in the result of keva_list_namespaces
response = self.nodes[0].keva_list_namespaces()
found = False
for ns in response:
if (ns['namespaceId'] == newNamespaceId):
found = True
assert(not found)
def run_group_commands(self):
response = self.nodes[0].keva_namespace('Alice')
aliceNamespace = response['namespaceId']
response = self.nodes[1].keva_namespace('Bob')
bobNamespace = response['namespaceId']
response = self.nodes[1].keva_namespace('Charlie')
charlieNamespace = response['namespaceId']
self.sync_generate()
self.nodes[0].keva_group_join(aliceNamespace, bobNamespace)
self.nodes[0].keva_group_join(aliceNamespace, charlieNamespace)
self.sync_generate()
response = self.nodes[0].keva_group_show(aliceNamespace)
assert(response[0]["display_name"] == "Bob" or response[0]["display_name"] == "Charlie")
assert(response[1]["display_name"] == "Bob" or response[1]["display_name"] == "Charlie")
assert(response[0]["display_name"] != response[1]["display_name"])
assert(response[0]["initiator"] == 0)
assert(response[1]["initiator"] == 0)
response = self.nodes[0].keva_group_show(bobNamespace)
assert(response[0]["display_name"] == "Alice")
assert(response[0]["initiator"] == 1)
assert(len(response) == 1)
self.nodes[0].keva_group_leave(aliceNamespace, bobNamespace)
response = self.nodes[0].keva_group_show(aliceNamespace)
assert(len(response) == 1)
assert(response[0]["display_name"] == "Charlie")
self.sync_generate()
self.nodes[1].keva_put(charlieNamespace, "keyCharlie", "valueCharlie")
self.sync_generate()
response = self.nodes[0].keva_group_get(aliceNamespace, "keyCharlie")
assert(response["value"] == "valueCharlie")
response = self.nodes[0].keva_put(aliceNamespace, "keyCharlie", "valueCharlieAlice")
self.sync_generate()
response = self.nodes[1].keva_group_get(charlieNamespace, "keyCharlie")
assert(response["value"] == "valueCharlieAlice")
response = self.nodes[1].keva_put(bobNamespace, "keyBob", "valueBob")
self.sync_generate()
response = self.nodes[0].keva_group_get(aliceNamespace, "keyBob")
assert(response["value"] == "")
self.nodes[0].keva_put(aliceNamespace, "keyAlice", "valueAlice")
self.sync_generate()
response = self.nodes[0].keva_group_filter(aliceNamespace)
assert(len(response) == 3)
response = self.nodes[1].keva_namespace("Daisy")
daisyNamespace = response['namespaceId']
self.nodes[1].keva_put(daisyNamespace, "keyDaisy", "valueDaisy")
self.sync_generate()
self.nodes[0].keva_group_join(aliceNamespace, daisyNamespace)
# Daisy namespace should show up even the joining is not confirmed.
response = self.nodes[0].keva_group_show(aliceNamespace)
assert(len(response) == 2)
# Key-value in Daisy's namespace should show up even the joining is not confirmed.
response = self.nodes[0].keva_group_filter(aliceNamespace)
assert(len(response) == 4)
found = False
for e in response:
if e.get("key") == "keyDaisy" and e.get("value") == "valueDaisy":
found = True
assert(found)
self.sync_generate()
# After confirmation, should have the same result as pre-confirmation.
response = self.nodes[0].keva_group_show(aliceNamespace)
assert(len(response) == 2)
response = self.nodes[0].keva_group_filter(aliceNamespace)
# After confirmation, the _g:N... is also in the result. So total is 5.
assert(len(response) == 5)
found = False
for e in response:
if e.get("key") == "keyDaisy" and e.get("value") == "valueDaisy":
found = True
assert(found)
# Remove Diasy namespace. Its key-value pairs should not show up.
self.nodes[0].keva_group_leave(aliceNamespace, daisyNamespace)
response = self.nodes[0].keva_group_filter(aliceNamespace)
found = False
for e in response:
if e.get("key") == "keyDaisy" and e.get("value") == "valueDaisy":
found = True
assert(not found)
tip = self.nodes[0].getbestblockhash()
self.nodes[0].invalidateblock(tip)
self.nodes[1].invalidateblock(tip)
# This will remove the Daisy's namespace.
response = self.nodes[0].keva_group_show(aliceNamespace)
assert(len(response) == 1)
self.sync_generate()
response = self.nodes[0].keva_group_show(aliceNamespace)
# This will put the Daisy's namespace back from the mempool.
assert(len(response) == 2)
def run_test(self):
# Start with a 200 block chain
assert_equal(self.nodes[0].getblockcount(), 200)
assert_equal(self.nodes[1].getblockcount(), 200)
new_blocks = self.nodes[0].generate(1)
self.sync_all()
response = self.nodes[0].keva_namespace('first_namespace')
namespaceId = response['namespaceId']
self.log.info("Test basic put and get operations")
key = 'First Key'
value = 'This is the first value!'
self.nodes[0].keva_put(namespaceId, key, value)
response = self.nodes[0].keva_pending()
assert(response[0]['op'] == 'keva_namespace')
assert(response[1]['op'] == 'keva_put')
response = self.nodes[0].keva_get(namespaceId, key)
assert(response['value'] == value)
self.log.info("Test other wallet's unconfirmed namespaces do not show up in ours")
self.run_unconfirmed_namespaces()
self.nodes[0].generate(1)
response = self.nodes[0].keva_pending()
assert(len(response) == 0)
self.log.info("Test batch of put operations without exceeding the mempool chain limit")
prefix = 'first-set-of-keys-'
for i in range(24):
key = prefix + str(i)
value = ('value-' + str(i) + '-') * 300
self.nodes[0].keva_put(namespaceId, key, value)
response = self.nodes[0].keva_pending()
assert(len(response) == 24)
self.nodes[0].generate(1)
response = self.nodes[0].keva_pending()
assert(len(response) == 0)
# This will throw "too-long-mempool-chain" exception
self.log.info("Test batch of put operations that exceeds the mempool chain limit")
throwException = False
secondPrefix = 'second-set-of-keys-'
try:
for i in range(30):
key = secondPrefix + '|' + str(i)
value = '-value-' * 320 + '|' + str(i)
self.nodes[0].keva_put(namespaceId, key, value)
except JSONRPCException as e:
if str(e).find("too-long-mempool-chain") >= 0:
throwException = True
assert(throwException)
self.nodes[0].generate(1)
response = self.nodes[0].keva_pending()
assert(len(response) == 0)
self.log.info("Verify keva_filter works properly")
response = self.nodes[0].keva_filter(namespaceId, secondPrefix)
assert(len(response) == 25)
for i in range(25):
m = re.search('\|(\d+)', response[i]['key'])
keyId = m.group(0)
m = re.search('\|(\d+)', response[i]['value'])
valueId = m.group(0)
assert(keyId == valueId)
self.log.info("Test keva_delete")
keyToDelete = secondPrefix + '|13'
self.nodes[0].keva_delete(namespaceId, keyToDelete)
self.nodes[0].generate(1)
response = self.nodes[0].keva_get(namespaceId, keyToDelete)
assert(response['value'] == '')
self.log.info("Test reset the value after deleting")
newValue = 'This is the new value'
self.nodes[0].keva_put(namespaceId, keyToDelete, newValue)
self.nodes[0].generate(1)
response = self.nodes[0].keva_get(namespaceId, keyToDelete)
assert(response['value'] == newValue)
try:
self.nodes[0].keva_delete(namespaceId, "_KEVA_NS_")
except JSONRPCException:
pass
else:
raise Exception("Should not be able to delete _KEVA_NS_")
self.log.info("Test disconnecting blocks")
self.run_test_disconnect_block()
self.log.info("Test namespace grouping")
self.run_group_commands()
if __name__ == '__main__':
KevaTest().main()