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b0d0aa43e6
`gmtime*` on Windows fails on dates pre 1970, and because we didn't check the return code, we would then pass invalid `tm` struct to `strftime` causing it to assert. Closes #2944
121 lines
4.8 KiB
C++
121 lines
4.8 KiB
C++
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// Copyright Catch2 Authors
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE.txt or copy at
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// https://www.boost.org/LICENSE_1_0.txt)
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// SPDX-License-Identifier: BSL-1.0
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#include <catch2/internal/catch_enum_values_registry.hpp>
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#include <catch2/matchers/catch_matchers_string.hpp>
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#include <catch2/matchers/catch_matchers_vector.hpp>
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#include <catch2/catch_test_macros.hpp>
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#include <catch2/catch_template_test_macros.hpp>
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#include <chrono>
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enum class EnumClass3 { Value1, Value2, Value3, Value4 };
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struct UsesSentinel {
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using const_iterator = int const*;
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using const_sentinel = std::nullptr_t;
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const_iterator begin() const { return nullptr; }
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const_iterator end() const { return nullptr; }
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};
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TEST_CASE( "parseEnums", "[Strings][enums]" ) {
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using namespace Catch::Matchers;
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using Catch::Detail::parseEnums;
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SECTION( "No enums" )
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CHECK_THAT( parseEnums( "" ), Equals( std::vector<Catch::StringRef>{} ) );
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SECTION( "One enum value" ) {
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CHECK_THAT( parseEnums( "ClassName::EnumName::Value1" ),
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Equals(std::vector<Catch::StringRef>{"Value1"} ) );
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CHECK_THAT( parseEnums( "Value1" ),
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Equals( std::vector<Catch::StringRef>{"Value1"} ) );
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CHECK_THAT( parseEnums( "EnumName::Value1" ),
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Equals(std::vector<Catch::StringRef>{"Value1"} ) );
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}
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SECTION( "Multiple enum values" ) {
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CHECK_THAT( parseEnums( "ClassName::EnumName::Value1, ClassName::EnumName::Value2" ),
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Equals( std::vector<Catch::StringRef>{"Value1", "Value2"} ) );
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CHECK_THAT( parseEnums( "ClassName::EnumName::Value1, ClassName::EnumName::Value2, ClassName::EnumName::Value3" ),
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Equals( std::vector<Catch::StringRef>{"Value1", "Value2", "Value3"} ) );
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CHECK_THAT( parseEnums( "ClassName::EnumName::Value1,ClassName::EnumName::Value2 , ClassName::EnumName::Value3" ),
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Equals( std::vector<Catch::StringRef>{"Value1", "Value2", "Value3"} ) );
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}
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}
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TEST_CASE( "Directly creating an EnumInfo" ) {
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using namespace Catch::Detail;
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auto enumInfo = makeEnumInfo( "EnumName", "EnumName::Value1, EnumName::Value2", {0, 1} );
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CHECK( enumInfo->lookup(0) == "Value1" );
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CHECK( enumInfo->lookup(1) == "Value2" );
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CHECK( enumInfo->lookup(3) == "{** unexpected enum value **}" );
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}
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TEST_CASE("Range type with sentinel") {
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CHECK( Catch::Detail::stringify(UsesSentinel{}) == "{ }" );
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}
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TEST_CASE("convertIntoString stringification helper", "[toString][approvals]") {
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using namespace std::string_literals;
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using Catch::Detail::convertIntoString;
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using namespace Catch;
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SECTION("No escaping") {
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CHECK(convertIntoString(""_sr, false) == R"("")"s);
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CHECK(convertIntoString("abcd"_sr, false) == R"("abcd")"s);
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CHECK(convertIntoString("ab\ncd"_sr, false) == "\"ab\ncd\""s);
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CHECK(convertIntoString("ab\r\ncd"_sr, false) == "\"ab\r\ncd\""s);
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CHECK(convertIntoString("ab\"cd"_sr, false) == R"("ab"cd")"s);
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}
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SECTION("Escaping invisibles") {
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CHECK(convertIntoString(""_sr, true) == R"("")"s);
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CHECK(convertIntoString("ab\ncd"_sr, true) == R"("ab\ncd")"s);
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CHECK(convertIntoString("ab\r\ncd"_sr, true) == R"("ab\r\ncd")"s);
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CHECK(convertIntoString("ab\tcd"_sr, true) == R"("ab\tcd")"s);
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CHECK(convertIntoString("ab\fcd"_sr, true) == R"("ab\fcd")"s);
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CHECK(convertIntoString("ab\"cd"_sr, true) == R"("ab"cd")"s);
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}
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}
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TEMPLATE_TEST_CASE( "Stringifying char arrays with statically known sizes",
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"[toString]",
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char,
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signed char,
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unsigned char ) {
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using namespace std::string_literals;
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TestType with_null_terminator[10] = "abc";
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CHECK( ::Catch::Detail::stringify( with_null_terminator ) == R"("abc")"s );
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TestType no_null_terminator[3] = { 'a', 'b', 'c' };
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CHECK( ::Catch::Detail::stringify( no_null_terminator ) == R"("abc")"s );
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}
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TEST_CASE( "#2944 - Stringifying dates before 1970 should not crash", "[.approvals]" ) {
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using Catch::Matchers::Equals;
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using Days = std::chrono::duration<int32_t, std::ratio<86400>>;
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using SysDays = std::chrono::time_point<std::chrono::system_clock, Days>;
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Catch::StringMaker<std::chrono::system_clock::time_point> sm;
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// Check simple date first
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const SysDays post1970{ Days{ 1 } };
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auto converted_post = sm.convert( post1970 );
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REQUIRE( converted_post == "1970-01-02T00:00:00Z" );
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const SysDays pre1970{ Days{ -1 } };
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auto converted_pre = sm.convert( pre1970 );
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REQUIRE_THAT(
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converted_pre,
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Equals( "1969-12-31T00:00:00Z" ) ||
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Equals( "gmtime from provided timepoint has failed. This "
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"happens e.g. with pre-1970 dates using Microsoft libc" ) );
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}
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