be16f80abc
Any projects which want to use Hush code from now on will need to be licensed as GPLv3 or we will send the lawyers: https://www.softwarefreedom.org/ Notably, Komodo (KMD) is licensed as GPLv2 and is no longer compatible to receive code changes, without causing legal issues. MIT projects, such as Zcash, also cannot pull in changes from the Hush Full Node without permission from The Hush Developers, which may in some circumstances grant an MIT license on a case-by-case basis.
78 lines
4.0 KiB
Python
Executable File
78 lines
4.0 KiB
Python
Executable File
#!/usr/bin/env python2
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# Copyright (c) 2018 The Zcash developers
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# Distributed under the GPLv3 software license, see the accompanying
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# file COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import assert_equal, assert_true, assert_false, wait_and_assert_operationid_status
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from decimal import Decimal
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class WalletChangeIndicatorTest (BitcoinTestFramework):
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# Helper Methods
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def generate_and_sync(self):
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self.sync_all()
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self.nodes[0].generate(1)
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self.sync_all()
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# Tests
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def run_test(self):
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taddr = self.nodes[1].getnewaddress()
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zaddr1 = self.nodes[1].z_getnewaddress()
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zaddr2 = self.nodes[1].z_getnewaddress()
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self.nodes[0].sendtoaddress(taddr, Decimal('1.0'))
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self.generate_and_sync()
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# Send 1 HUSH to a zaddr
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wait_and_assert_operationid_status(self.nodes[1], self.nodes[1].z_sendmany(taddr, [{'address': zaddr1, 'amount': 1.0, 'memo': 'c0ffee01'}], 1, 0))
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self.generate_and_sync()
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# Check that we have received 1 note which is not change
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receivedbyaddress = self.nodes[1].z_listreceivedbyaddress(zaddr1, 0)
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listunspent = self.nodes[1].z_listunspent()
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assert_equal(1, len(receivedbyaddress), "Should have received 1 note")
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assert_false(receivedbyaddress[0]['change'], "Note should not be change")
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assert_equal(1, len(listunspent), "Should have 1 unspent note")
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assert_false(listunspent[0]['change'], "Unspent note should not be change")
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# Generate some change
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wait_and_assert_operationid_status(self.nodes[1], self.nodes[1].z_sendmany(zaddr1, [{'address': zaddr2, 'amount': 0.6, 'memo': 'c0ffee02'}], 1, 0))
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self.generate_and_sync()
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# Check zaddr1 received
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sortedreceived1 = sorted(self.nodes[1].z_listreceivedbyaddress(zaddr1, 0), key = lambda received: received['amount'])
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assert_equal(2, len(sortedreceived1), "zaddr1 Should have received 2 notes")
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assert_equal(Decimal('0.4'), sortedreceived1[0]['amount'])
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assert_true(sortedreceived1[0]['change'], "Note valued at 0.4 should be change")
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assert_equal(Decimal('1.0'), sortedreceived1[1]['amount'])
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assert_false(sortedreceived1[1]['change'], "Note valued at 1.0 should not be change")
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# Check zaddr2 received
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sortedreceived2 = sorted(self.nodes[1].z_listreceivedbyaddress(zaddr2, 0), key = lambda received: received['amount'])
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assert_equal(1, len(sortedreceived2), "zaddr2 Should have received 1 notes")
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assert_equal(Decimal('0.6'), sortedreceived2[0]['amount'])
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assert_false(sortedreceived2[0]['change'], "Note valued at 0.6 should not be change")
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# Check unspent
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sortedunspent = sorted(self.nodes[1].z_listunspent(), key = lambda received: received['amount'])
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assert_equal(2, len(sortedunspent), "Should have 2 unspent notes")
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assert_equal(Decimal('0.4'), sortedunspent[0]['amount'])
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assert_true(sortedunspent[0]['change'], "Unspent note valued at 0.4 should be change")
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assert_equal(Decimal('0.6'), sortedunspent[1]['amount'])
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assert_false(sortedunspent[1]['change'], "Unspent note valued at 0.6 should not be change")
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# Give node 0 a viewing key
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viewing_key = self.nodes[1].z_exportviewingkey(zaddr1)
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self.nodes[0].z_importviewingkey(viewing_key)
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received_node0 = self.nodes[0].z_listreceivedbyaddress(zaddr1, 0)
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assert_equal(2, len(received_node0))
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unspent_node0 = self.nodes[0].z_listunspent(1, 9999999, True)
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assert_equal(2, len(unspent_node0))
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# node 0 only has a viewing key so does not see the change field
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assert_false('change' in received_node0[0])
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assert_false('change' in received_node0[1])
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assert_false('change' in unspent_node0[0])
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assert_false('change' in unspent_node0[1])
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if __name__ == '__main__':
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WalletChangeIndicatorTest().main()
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