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Merge pull request #299 from lzpap/utils_test
add tests for `iter_used_addresses`
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,241 @@ | ||
| # coding=utf-8 | ||
| from __future__ import absolute_import, division, print_function, \ | ||
| unicode_literals | ||
|
|
||
| from unittest import TestCase | ||
| from iota.commands.extended.utils import iter_used_addresses | ||
| from iota import MockAdapter | ||
| from iota.crypto.types import Seed | ||
| from test import mock | ||
|
|
||
|
|
||
| class IterUsedAddressesTestCase(TestCase): | ||
| def setUp(self): | ||
| super(IterUsedAddressesTestCase, self).setUp() | ||
|
|
||
| self.adapter = MockAdapter() | ||
| self.seed = Seed(trytes='S' * 81) | ||
| self.address0 = 'A' * 81 | ||
| self.address1 = 'B' * 81 | ||
| self.address2 = 'C' * 81 | ||
| self.address3 = 'D' * 81 | ||
|
|
||
| # To speed up the tests, we will mock the address generator. | ||
| def address_generator(ag, start, step=1): | ||
| for addy in [self.address0, self.address1, self.address2, | ||
| self.address3][start::step]: | ||
| yield addy | ||
| self.mock_address_generator = address_generator | ||
|
|
||
| def seed_unused_address(self): | ||
| self.adapter.seed_response('findTransactions', { | ||
| 'hashes': [], | ||
| }) | ||
| self.adapter.seed_response('wereAddressesSpentFrom', { | ||
| 'states': [False], | ||
| }) | ||
|
|
||
| def get_all_used_addresses(self, start=0): | ||
| return [address for address, _ | ||
| in iter_used_addresses(self.adapter, self.seed, start)] | ||
|
|
||
| def test_first_address_is_not_used(self): | ||
| """ | ||
| The very first address is not used. No address is returned. | ||
| """ | ||
| # Address 0 | ||
| self.seed_unused_address() | ||
|
|
||
| with mock.patch( | ||
| 'iota.crypto.addresses.AddressGenerator.create_iterator', | ||
| self.mock_address_generator, | ||
| ): | ||
| self.assertEqual([], self.get_all_used_addresses()) | ||
|
|
||
| self.assertListEqual( | ||
| self.adapter.requests, | ||
| [ | ||
| { | ||
| 'command': 'findTransactions', | ||
| 'addresses': [self.address0], | ||
| }, | ||
| { | ||
| 'command': 'wereAddressesSpentFrom', | ||
| 'addresses': [self.address0], | ||
| }, | ||
| ] | ||
| ) | ||
|
|
||
| def test_transactions_are_considered_used(self): | ||
| """ | ||
| An address with a transaction is considered used. | ||
| """ | ||
| # Address 0 | ||
| self.adapter.seed_response('findTransactions', { | ||
| 'hashes': ['T' * 81], | ||
| }) | ||
|
|
||
| # Address 1 | ||
| self.seed_unused_address() | ||
|
|
||
| with mock.patch( | ||
| 'iota.crypto.addresses.AddressGenerator.create_iterator', | ||
| self.mock_address_generator, | ||
| ): | ||
| self.assertEqual([self.address0], self.get_all_used_addresses()) | ||
|
|
||
| self.assertListEqual( | ||
| self.adapter.requests, | ||
| [ | ||
| { | ||
| 'command': 'findTransactions', | ||
| 'addresses': [self.address0], | ||
| }, | ||
| { | ||
| 'command': 'findTransactions', | ||
| 'addresses': [self.address1], | ||
| }, | ||
| { | ||
| 'command': 'wereAddressesSpentFrom', | ||
| 'addresses': [self.address1], | ||
| }, | ||
| ] | ||
| ) | ||
|
|
||
| def test_spent_from_is_considered_used(self): | ||
| """ | ||
| An address that was spent from is considered used. | ||
| """ | ||
| # Address 0 | ||
| self.adapter.seed_response('findTransactions', { | ||
| 'hashes': [], | ||
| }) | ||
| self.adapter.seed_response('wereAddressesSpentFrom', { | ||
| 'states': [True], | ||
| }) | ||
|
|
||
| # Address 1 | ||
| self.seed_unused_address() | ||
|
|
||
| with mock.patch( | ||
| 'iota.crypto.addresses.AddressGenerator.create_iterator', | ||
| self.mock_address_generator, | ||
| ): | ||
| self.assertEqual([self.address0], self.get_all_used_addresses()) | ||
|
|
||
| self.assertListEqual( | ||
| self.adapter.requests, | ||
| [ | ||
| { | ||
| 'command': 'findTransactions', | ||
| 'addresses': [self.address0], | ||
| }, | ||
| { | ||
| 'command': 'wereAddressesSpentFrom', | ||
| 'addresses': [self.address0], | ||
| }, | ||
| { | ||
| 'command': 'findTransactions', | ||
| 'addresses': [self.address1], | ||
| }, | ||
| { | ||
| 'command': 'wereAddressesSpentFrom', | ||
| 'addresses': [self.address1], | ||
| }, | ||
| ] | ||
| ) | ||
|
|
||
| def test_start_parameter_is_given(self): | ||
| """ | ||
| The correct address is returned if a start parameter is given. | ||
| """ | ||
| # Address 1 | ||
| self.adapter.seed_response('findTransactions', { | ||
| 'hashes': ['T' * 81], | ||
| }) | ||
|
|
||
| # Address 2 | ||
| self.seed_unused_address() | ||
|
|
||
| with mock.patch( | ||
| 'iota.crypto.addresses.AddressGenerator.create_iterator', | ||
| self.mock_address_generator, | ||
| ): | ||
| self.assertEqual([self.address1], | ||
| self.get_all_used_addresses(start=1)) | ||
|
|
||
| self.assertListEqual( | ||
| self.adapter.requests, | ||
| [ | ||
| { | ||
| 'command': 'findTransactions', | ||
| 'addresses': [self.address1], | ||
| }, | ||
| { | ||
| 'command': 'findTransactions', | ||
| 'addresses': [self.address2], | ||
| }, | ||
| { | ||
| 'command': 'wereAddressesSpentFrom', | ||
| 'addresses': [self.address2], | ||
| }, | ||
| ] | ||
| ) | ||
|
|
||
| def test_multiple_addresses_return(self): | ||
| """ | ||
| A larger test that combines multiple cases and more than one address | ||
| should be returned. | ||
| Address 0: Was spent from | ||
| Address 1: Has a transaction | ||
| Address 2: Is not used. Should not be returned | ||
| """ | ||
|
|
||
| # Address 0 | ||
| self.adapter.seed_response('findTransactions', { | ||
| 'hashes': [], | ||
| }) | ||
| self.adapter.seed_response('wereAddressesSpentFrom', { | ||
| 'states': [True], | ||
| }) | ||
|
|
||
| # Address 1 | ||
| self.adapter.seed_response('findTransactions', { | ||
| 'hashes': ['T' * 81], | ||
| }) | ||
|
|
||
| # Address 2 | ||
| self.seed_unused_address() | ||
|
|
||
| with mock.patch( | ||
| 'iota.crypto.addresses.AddressGenerator.create_iterator', | ||
| self.mock_address_generator, | ||
| ): | ||
| self.assertEqual([self.address0, self.address1], | ||
| self.get_all_used_addresses()) | ||
|
|
||
| self.assertListEqual( | ||
| self.adapter.requests, | ||
| [ | ||
| { | ||
| 'command': 'findTransactions', | ||
| 'addresses': [self.address0], | ||
| }, | ||
| { | ||
| 'command': 'wereAddressesSpentFrom', | ||
| 'addresses': [self.address0], | ||
| }, | ||
| { | ||
| 'command': 'findTransactions', | ||
| 'addresses': [self.address1], | ||
| }, | ||
| { | ||
| 'command': 'findTransactions', | ||
| 'addresses': [self.address2], | ||
| }, | ||
| { | ||
| 'command': 'wereAddressesSpentFrom', | ||
| 'addresses': [self.address2], | ||
| }, | ||
| ] | ||
| ) |