Merge #14460: tests: Improve 'CAmount' tests

29ed2d64f6 Improve CAmount tests (Hennadii Stepanov)

Pull request description:

  This provides:
    - more `MoneyRange` tests;
    - new `CFeeRate` constructor tests with zero byte size;
    - explicit using of the `CAmount` type.

Tree-SHA512: ca0ad6ccb37909a2a5c11034dc07b316a84c32fb40c6f8b6cfc28ebec72a1de157f31d22e767ae80d70ed06d7296f23870cc5ed0689f34a754ae763d50e23d43
This commit is contained in:
Pieter Wuille 2018-10-19 19:16:16 -07:00
commit 91482e5bf2
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@ -13,8 +13,10 @@ BOOST_FIXTURE_TEST_SUITE(amount_tests, BasicTestingSetup)
BOOST_AUTO_TEST_CASE(MoneyRangeTest)
{
BOOST_CHECK_EQUAL(MoneyRange(CAmount(-1)), false);
BOOST_CHECK_EQUAL(MoneyRange(MAX_MONEY + 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)
@ -23,43 +25,43 @@ BOOST_AUTO_TEST_CASE(GetFeeTest)
feeRate = CFeeRate(0);
// Must always return 0
BOOST_CHECK_EQUAL(feeRate.GetFee(0), 0);
BOOST_CHECK_EQUAL(feeRate.GetFee(1e5), 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), 0);
BOOST_CHECK_EQUAL(feeRate.GetFee(1), 1);
BOOST_CHECK_EQUAL(feeRate.GetFee(121), 121);
BOOST_CHECK_EQUAL(feeRate.GetFee(999), 999);
BOOST_CHECK_EQUAL(feeRate.GetFee(1e3), 1e3);
BOOST_CHECK_EQUAL(feeRate.GetFee(9e3), 9e3);
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), 0);
BOOST_CHECK_EQUAL(feeRate.GetFee(1), -1);
BOOST_CHECK_EQUAL(feeRate.GetFee(121), -121);
BOOST_CHECK_EQUAL(feeRate.GetFee(999), -999);
BOOST_CHECK_EQUAL(feeRate.GetFee(1e3), -1e3);
BOOST_CHECK_EQUAL(feeRate.GetFee(9e3), -9e3);
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), 0);
BOOST_CHECK_EQUAL(feeRate.GetFee(8), 1); // Special case: returns 1 instead of 0
BOOST_CHECK_EQUAL(feeRate.GetFee(9), 1);
BOOST_CHECK_EQUAL(feeRate.GetFee(121), 14);
BOOST_CHECK_EQUAL(feeRate.GetFee(122), 15);
BOOST_CHECK_EQUAL(feeRate.GetFee(999), 122);
BOOST_CHECK_EQUAL(feeRate.GetFee(1e3), 123);
BOOST_CHECK_EQUAL(feeRate.GetFee(9e3), 1107);
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), 0);
BOOST_CHECK_EQUAL(feeRate.GetFee(8), -1); // Special case: returns -1 instead of 0
BOOST_CHECK_EQUAL(feeRate.GetFee(9), -1);
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);
@ -67,6 +69,9 @@ BOOST_AUTO_TEST_CASE(GetFeeTest)
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));