This repository has been archived by the owner on Aug 14, 2023. It is now read-only.
forked from bitcoin/bitcoin
-
Notifications
You must be signed in to change notification settings - Fork 0
/
amount_tests.cpp
113 lines (98 loc) · 4.08 KB
/
amount_tests.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
// Copyright (c) 2016-2019 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <amount.h>
#include <policy/feerate.h>
#include <test/util/setup_common.h>
#include <boost/test/unit_test.hpp>
BOOST_FIXTURE_TEST_SUITE(amount_tests, BasicTestingSetup)
BOOST_AUTO_TEST_CASE(MoneyRangeTest)
{
BOOST_CHECK_EQUAL(MoneyRange(CAmount(-1)), false);
BOOST_CHECK_EQUAL(MoneyRange(CAmount(0)), true);
BOOST_CHECK_EQUAL(MoneyRange(CAmount(1)), true);
BOOST_CHECK_EQUAL(MoneyRange(MAX_MONEY), true);
BOOST_CHECK_EQUAL(MoneyRange(MAX_MONEY + CAmount(1)), false);
}
BOOST_AUTO_TEST_CASE(GetFeeTest)
{
CFeeRate feeRate, altFeeRate;
feeRate = CFeeRate(0);
// Must always return 0
BOOST_CHECK_EQUAL(feeRate.GetFee(0), CAmount(0));
BOOST_CHECK_EQUAL(feeRate.GetFee(1e5), CAmount(0));
feeRate = CFeeRate(1000);
// Must always just return the arg
BOOST_CHECK_EQUAL(feeRate.GetFee(0), CAmount(0));
BOOST_CHECK_EQUAL(feeRate.GetFee(1), CAmount(1));
BOOST_CHECK_EQUAL(feeRate.GetFee(121), CAmount(121));
BOOST_CHECK_EQUAL(feeRate.GetFee(999), CAmount(999));
BOOST_CHECK_EQUAL(feeRate.GetFee(1e3), CAmount(1e3));
BOOST_CHECK_EQUAL(feeRate.GetFee(9e3), CAmount(9e3));
feeRate = CFeeRate(-1000);
// Must always just return -1 * arg
BOOST_CHECK_EQUAL(feeRate.GetFee(0), CAmount(0));
BOOST_CHECK_EQUAL(feeRate.GetFee(1), CAmount(-1));
BOOST_CHECK_EQUAL(feeRate.GetFee(121), CAmount(-121));
BOOST_CHECK_EQUAL(feeRate.GetFee(999), CAmount(-999));
BOOST_CHECK_EQUAL(feeRate.GetFee(1e3), CAmount(-1e3));
BOOST_CHECK_EQUAL(feeRate.GetFee(9e3), CAmount(-9e3));
feeRate = CFeeRate(123);
// Truncates the result, if not integer
BOOST_CHECK_EQUAL(feeRate.GetFee(0), CAmount(0));
BOOST_CHECK_EQUAL(feeRate.GetFee(8), CAmount(1)); // Special case: returns 1 instead of 0
BOOST_CHECK_EQUAL(feeRate.GetFee(9), CAmount(1));
BOOST_CHECK_EQUAL(feeRate.GetFee(121), CAmount(14));
BOOST_CHECK_EQUAL(feeRate.GetFee(122), CAmount(15));
BOOST_CHECK_EQUAL(feeRate.GetFee(999), CAmount(122));
BOOST_CHECK_EQUAL(feeRate.GetFee(1e3), CAmount(123));
BOOST_CHECK_EQUAL(feeRate.GetFee(9e3), CAmount(1107));
feeRate = CFeeRate(-123);
// Truncates the result, if not integer
BOOST_CHECK_EQUAL(feeRate.GetFee(0), CAmount(0));
BOOST_CHECK_EQUAL(feeRate.GetFee(8), CAmount(-1)); // Special case: returns -1 instead of 0
BOOST_CHECK_EQUAL(feeRate.GetFee(9), CAmount(-1));
// check alternate constructor
feeRate = CFeeRate(1000);
altFeeRate = CFeeRate(feeRate);
BOOST_CHECK_EQUAL(feeRate.GetFee(100), altFeeRate.GetFee(100));
// Check full constructor
BOOST_CHECK(CFeeRate(CAmount(-1), 0) == CFeeRate(0));
BOOST_CHECK(CFeeRate(CAmount(0), 0) == CFeeRate(0));
BOOST_CHECK(CFeeRate(CAmount(1), 0) == CFeeRate(0));
// default value
BOOST_CHECK(CFeeRate(CAmount(-1), 1000) == CFeeRate(-1));
BOOST_CHECK(CFeeRate(CAmount(0), 1000) == CFeeRate(0));
BOOST_CHECK(CFeeRate(CAmount(1), 1000) == CFeeRate(1));
// lost precision (can only resolve satoshis per kB)
BOOST_CHECK(CFeeRate(CAmount(1), 1001) == CFeeRate(0));
BOOST_CHECK(CFeeRate(CAmount(2), 1001) == CFeeRate(1));
// some more integer checks
BOOST_CHECK(CFeeRate(CAmount(26), 789) == CFeeRate(32));
BOOST_CHECK(CFeeRate(CAmount(27), 789) == CFeeRate(34));
// Maximum size in bytes, should not crash
CFeeRate(MAX_MONEY, std::numeric_limits<size_t>::max() >> 1).GetFeePerK();
}
BOOST_AUTO_TEST_CASE(BinaryOperatorTest)
{
CFeeRate a, b;
a = CFeeRate(1);
b = CFeeRate(2);
BOOST_CHECK(a < b);
BOOST_CHECK(b > a);
BOOST_CHECK(a == a);
BOOST_CHECK(a <= b);
BOOST_CHECK(a <= a);
BOOST_CHECK(b >= a);
BOOST_CHECK(b >= b);
// a should be 0.00000002 BTC/kB now
a += a;
BOOST_CHECK(a == b);
}
BOOST_AUTO_TEST_CASE(ToStringTest)
{
CFeeRate feeRate;
feeRate = CFeeRate(1);
BOOST_CHECK_EQUAL(feeRate.ToString(), "0.00000001 BTC/kB");
}
BOOST_AUTO_TEST_SUITE_END()