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| author | Douglas Chimento <dchimento@gmail.com> | 2021-11-17 12:47:30 +0200 |
|---|---|---|
| committer | Douglas Chimento <dchimento@gmail.com> | 2021-11-17 12:47:30 +0200 |
| commit | 21b58f430fa05fdb7c5db79b545302417a5dbceb (patch) | |
| tree | 7998abbdb8b958e8b3c35812a12e1333a98c8270 /src/test/util_tests.cpp | |
| parent | 94db963de501e4aba6e5d8150a01ceb85753dee1 (diff) | |
| download | bitcoin-21b58f430fa05fdb7c5db79b545302417a5dbceb.tar.xz | |
util: ParseByteUnits - Parse a string with suffix unit [k|K|m|M|g|G|t|T]
A convenience utility for human readable arguments/config e.g. -maxuploadtarget=500g
Diffstat (limited to 'src/test/util_tests.cpp')
| -rw-r--r-- | src/test/util_tests.cpp | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/test/util_tests.cpp b/src/test/util_tests.cpp index b1300d06ba..4f00a4d69e 100644 --- a/src/test/util_tests.cpp +++ b/src/test/util_tests.cpp @@ -2456,4 +2456,52 @@ BOOST_AUTO_TEST_CASE(remove_prefix) BOOST_CHECK_EQUAL(RemovePrefix("", ""), ""); } +BOOST_AUTO_TEST_CASE(util_ParseByteUnits) +{ + auto noop = ByteUnit::NOOP; + + // no multiplier + BOOST_CHECK_EQUAL(ParseByteUnits("1", noop).value(), 1); + BOOST_CHECK_EQUAL(ParseByteUnits("0", noop).value(), 0); + + BOOST_CHECK_EQUAL(ParseByteUnits("1k", noop).value(), 1000ULL); + BOOST_CHECK_EQUAL(ParseByteUnits("1K", noop).value(), 1ULL << 10); + + BOOST_CHECK_EQUAL(ParseByteUnits("2m", noop).value(), 2'000'000ULL); + BOOST_CHECK_EQUAL(ParseByteUnits("2M", noop).value(), 2ULL << 20); + + BOOST_CHECK_EQUAL(ParseByteUnits("3g", noop).value(), 3'000'000'000ULL); + BOOST_CHECK_EQUAL(ParseByteUnits("3G", noop).value(), 3ULL << 30); + + BOOST_CHECK_EQUAL(ParseByteUnits("4t", noop).value(), 4'000'000'000'000ULL); + BOOST_CHECK_EQUAL(ParseByteUnits("4T", noop).value(), 4ULL << 40); + + // check default multiplier + BOOST_CHECK_EQUAL(ParseByteUnits("5", ByteUnit::K).value(), 5ULL << 10); + + // NaN + BOOST_CHECK(!ParseByteUnits("", noop)); + BOOST_CHECK(!ParseByteUnits("foo", noop)); + + // whitespace + BOOST_CHECK(!ParseByteUnits("123m ", noop)); + BOOST_CHECK(!ParseByteUnits(" 123m", noop)); + + // no +- + BOOST_CHECK(!ParseByteUnits("-123m", noop)); + BOOST_CHECK(!ParseByteUnits("+123m", noop)); + + // zero padding + BOOST_CHECK_EQUAL(ParseByteUnits("020M", noop).value(), 20ULL << 20); + + // fractions not allowed + BOOST_CHECK(!ParseByteUnits("0.5T", noop)); + + // overflow + BOOST_CHECK(!ParseByteUnits("18446744073709551615g", noop)); + + // invalid unit + BOOST_CHECK(!ParseByteUnits("1x", noop)); +} + BOOST_AUTO_TEST_SUITE_END() |