mirror of
https://github.com/catchorg/Catch2.git
synced 2024-11-26 07:16:10 +01:00
d7341b5dc1
There is an increasing number of places where Catch2 wants to parse strings into numbers, but being stuck in C++14 world, we do not have good stdlib facilities to do this (`strtoul` and `stoul` are both bad).
39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
|
|
// Copyright Catch2 Authors
|
|
// Distributed under the Boost Software License, Version 1.0.
|
|
// (See accompanying file LICENSE_1_0.txt or copy at
|
|
// https://www.boost.org/LICENSE_1_0.txt)
|
|
|
|
// SPDX-License-Identifier: BSL-1.0
|
|
|
|
#include <catch2/catch_test_macros.hpp>
|
|
|
|
#include <catch2/internal/catch_parse_numbers.hpp>
|
|
|
|
TEST_CASE("Parse uints", "[parse-numbers]") {
|
|
using Catch::parseUInt;
|
|
using Catch::Optional;
|
|
|
|
SECTION("proper inputs") {
|
|
REQUIRE( parseUInt( "0" ) == Optional<unsigned int>{ 0 } );
|
|
REQUIRE( parseUInt( "100" ) == Optional<unsigned int>{ 100 } );
|
|
REQUIRE( parseUInt( "4294967295" ) ==
|
|
Optional<unsigned int>{ 4294967295 } );
|
|
REQUIRE( parseUInt( "0xFF", 16 ) == Optional<unsigned int>{ 255 } );
|
|
}
|
|
SECTION( "Bad inputs" ) {
|
|
// empty
|
|
REQUIRE_FALSE( parseUInt( "" ) );
|
|
// random noise
|
|
REQUIRE_FALSE( parseUInt( "!!KJHF*#" ) );
|
|
// negative
|
|
REQUIRE_FALSE( parseUInt( "-1" ) );
|
|
// too large
|
|
REQUIRE_FALSE( parseUInt( "4294967296" ) );
|
|
REQUIRE_FALSE( parseUInt( "42949672964294967296429496729642949672964294967296" ) );
|
|
REQUIRE_FALSE( parseUInt( "2 4" ) );
|
|
// hex with base 10
|
|
REQUIRE_FALSE( parseUInt( "0xFF", 10 ) );
|
|
}
|
|
}
|