test: add ParseUInt8() unit and fuzz test coverage

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Jon Atack 2021-03-14 13:10:25 +01:00
parent 3c631917f3
commit 24c6546946
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2 changed files with 39 additions and 0 deletions

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@ -18,6 +18,9 @@ FUZZ_TARGET(parse_numbers)
double d;
(void)ParseDouble(random_string, &d);
uint8_t u8;
(void)ParseUInt8(random_string, &u8);
int32_t i32;
(void)ParseInt32(random_string, &i32);
(void)atoi(random_string);

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@ -1490,6 +1490,42 @@ BOOST_AUTO_TEST_CASE(test_ParseInt64)
BOOST_CHECK(!ParseInt64("32482348723847471234", nullptr));
}
BOOST_AUTO_TEST_CASE(test_ParseUInt8)
{
uint8_t n;
// Valid values
BOOST_CHECK(ParseUInt8("255", nullptr));
BOOST_CHECK(ParseUInt8("0", &n) && n == 0);
BOOST_CHECK(ParseUInt8("255", &n) && n == 255);
BOOST_CHECK(ParseUInt8("0255", &n) && n == 255); // no octal
BOOST_CHECK(ParseUInt8("255", &n) && n == static_cast<uint8_t>(255));
BOOST_CHECK(ParseUInt8("+255", &n) && n == 255);
BOOST_CHECK(ParseUInt8("00000000000000000012", &n) && n == 12);
BOOST_CHECK(ParseUInt8("00000000000000000000", &n) && n == 0);
// Invalid values
BOOST_CHECK(!ParseUInt8("-00000000000000000000", &n));
BOOST_CHECK(!ParseUInt8("", &n));
BOOST_CHECK(!ParseUInt8(" 1", &n)); // no padding inside
BOOST_CHECK(!ParseUInt8(" -1", &n));
BOOST_CHECK(!ParseUInt8("++1", &n));
BOOST_CHECK(!ParseUInt8("+-1", &n));
BOOST_CHECK(!ParseUInt8("-+1", &n));
BOOST_CHECK(!ParseUInt8("--1", &n));
BOOST_CHECK(!ParseUInt8("-1", &n));
BOOST_CHECK(!ParseUInt8("1 ", &n));
BOOST_CHECK(!ParseUInt8("1a", &n));
BOOST_CHECK(!ParseUInt8("aap", &n));
BOOST_CHECK(!ParseUInt8("0x1", &n)); // no hex
BOOST_CHECK(!ParseUInt8("0x1", &n)); // no hex
BOOST_CHECK(!ParseUInt8("1"s "\0" "1"s, &n)); // no embedded NULs
// Overflow and underflow
BOOST_CHECK(!ParseUInt8("-255", &n));
BOOST_CHECK(!ParseUInt8("256", &n));
BOOST_CHECK(!ParseUInt8("-123", &n));
BOOST_CHECK(!ParseUInt8("-123", nullptr));
BOOST_CHECK(!ParseUInt8("256", nullptr));
}
BOOST_AUTO_TEST_CASE(test_ParseUInt32)
{
uint32_t n;