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GSL/tests/utils_tests.cpp
Anna Gringauze 6418b5f4de
Clang cl ()
* Added c++17 test configurations for clang5.0 and clang6.0

* Fix  correct cppcorecheck warnings for clang-cl

* Add clang-cl  configurations

* Corrections Appveyor;
Temporarily disable msvc compilation for faster testing ()

* Add path to clang-cl.exe ()

* Escape backslash in path ()

* Update vcpkg ()

* Check vcpkg version; try without building vcpkg; use latest clang-cl from path ()

* Fix blocks in ps script ()

* Try accessing APPVEYOR_BUILD_FOLDER variable ()

* Update span size() bug confirmation test for GCC 6.5 ()

* MSVC flags to Clang-cl; disable c++98-compat and undefined macro warnings ()

* Suppress clang warning on tests (missing-prototypes) ()

* Fix clang warning -Wnewline-eof ()

* Fix clang warning -Wdouble-promotion ()

* Set linker explicitly

* Clean condition statement

* For Clang, fallback to the AppVeyor installed version of CMake

* Fix clang warning -Wmissing-variable-declarations

* Fallback to the MSVC linker until vcpkg has been updated

* Revert "Fallback to the MSVC linker until vcpkg has been updated"

This reverts commit 7263f3289e6e835c32fc7800d0c2d4e58bd21178.

* Fix clang warning -Wunused-member-function

* Fix clang warning -Wmissing-noreturn

* Fix clang warning -Winvalid-noreturn on Windows

* Add macro block end comment on large #if blocks

* Workaround: fallback to mscv link.exe

* Workaround: get msvc paths into PowerShell through intermediate file

* Workaround: fix, remove "PATH=" from text

* Workaround: try with full-path; and return user PATH

* Workaround: fix, escape backslashes

* Revert all since "Workaround: fallback to mscv link.exe" did not work on AppVeyor

This reverts the commits:
bda3d6a428e5d19e97375b2e575b0f51ff1b4bc0
97062933acfb6428535c0fdcab5d94371ce72bfc
0f4fb04bac9c2d091005b791294237250dbe0668
1b0c19afd154f4ffc5ef793014c1bc2324534fd0
a5739ea5f0cd7633527b5e5d3b16a9e3ade7149f

* Suppress output of git pull; remove vcpkg from cache

* Re-enable AppVeyor builds for all platforms

* Correct typo

Co-Authored-By: Farwaykorse <Farwaykorse@users.noreply.github.com>

* Add Clang-cl 7.0.0 to the supported platforms

* Revert "Fix clang warning -Wunused-member-function"

This reverts commit 6fe1a4203501145ab4350b9152ecc11f3a30e49a.

* Fix or locally suppress clang warning -Wunused-member-function

* format touched code and correct comment

* git pull --quiet

* fix logic error in workaround

* fix missing bracket

* Suppress output of mkdir

* Replace MSBuild with Ninja

* Suppress output of 7z

* Add architecture flags for Clang

* Drop workaround for lld-link

* 7-zip Overwrite and Alternative output suppression without suppressing errors

Replaces 3c1c0794dd9a29908cc7c38f591bd3c7b4929677

* AppVeyor setup and CMake before build

* reorder compiler configuration

* remove unnecessary

* remove -fno-strict-aliasing

* remove -Wsign-conversion, since before v4.0 part of -Wconversion

* -Wctor-dtor-privacy is GCC only

* remove -Woverloaded-virtual part of -Wmost, part of -Wall

* add -Wmissing-noreturn

* remove the pragmas for -Wunused-member-function

* Re-add MSBuild generator on AppVeyor

* Print CMake commands

* Add MSBuild toolset selection

* Separate Architecture setting

* clang-cl: add -Weverything

* clang-cl -Wno-c++98-compat

* clang-cl -Wno-c++98-compat-pedantic

* clang-cl -Wno-missing-prototypes

* clang-cl C++14 -Wno-unused-member-function

* clang-cl -Wundef __GNUC__

* clang++: add -Weverything

* clang++ -Wno-c++98-compat

* clang++ -Wno-c++98-compat-pedantic

* clang++ -Wno-missing-prototypes

* clang++ -Wno-weak-vtables

* clang++ C++14 -Wno-unused-member-function

* clang++ fix -Wundef _MSC_VER

* clang++ -Wno-padded

* clang++ solve -Wdeprecated

* Add AppleClang compiler target
Since CMake v3.0 use of Clang for both is deprecated

* clang++ v5.0 C++17 -Wno-undefined-func-template

* Add VS2015 + LLVM/clang-cl to AppVeyor

* Do not disable constexpr when compiling with clang-cl on Windows

* Clean-up clang-only warnings (now under -Weverything)

* Revert "Fix clang warning -Winvalid-noreturn on Windows"

This reverts commit 2238c4760e86feebb2a18620b77312bd01055f61.

* Suppress -Winvalid-noreturn for the MS STL noexception workaround

* CMake: put preprocessor definition in target_compile_definitions

* Solve compiler warning C4668: __GNUC__ not defined
2019-01-15 10:27:34 -08:00

134 lines
3.4 KiB
C++

///////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2015 Microsoft Corporation. All rights reserved.
//
// This code is licensed under the MIT License (MIT).
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
///////////////////////////////////////////////////////////////////////////////
#ifdef _MSC_VER
// blanket turn off warnings from CppCoreCheck from catch
// so people aren't annoyed by them when running the tool.
#pragma warning(disable : 26440 26426) // from catch
#endif
#include <catch/catch.hpp> // for AssertionHandler, StringRef, CHECK, TEST_...
#include <gsl/gsl_util> // for narrow, finally, narrow_cast, narrowing_e...
#include <algorithm> // for move
#include <functional> // for reference_wrapper, _Bind_helper<>::type
#include <limits> // for numeric_limits
#include <stdint.h> // for uint32_t, int32_t
#include <type_traits> // for is_same
using namespace gsl;
TEST_CASE("sanity check for gsl::index typedef")
{
static_assert(std::is_same<gsl::index, std::ptrdiff_t>::value,
"gsl::index represents wrong arithmetic type");
}
void f(int& i) { i += 1; }
TEST_CASE("finally_lambda")
{
int i = 0;
{
auto _ = finally([&]() { f(i); });
CHECK(i == 0);
}
CHECK(i == 1);
}
TEST_CASE("finally_lambda_move")
{
int i = 0;
{
auto _1 = finally([&]() { f(i); });
{
auto _2 = std::move(_1);
CHECK(i == 0);
}
CHECK(i == 1);
{
auto _2 = std::move(_1);
CHECK(i == 1);
}
CHECK(i == 1);
}
CHECK(i == 1);
}
TEST_CASE("finally_function_with_bind")
{
int i = 0;
{
auto _ = finally(std::bind(&f, std::ref(i)));
CHECK(i == 0);
}
CHECK(i == 1);
}
static int j = 0;
void g() { j += 1; }
TEST_CASE("finally_function_ptr")
{
j = 0;
{
auto _ = finally(&g);
CHECK(j == 0);
}
CHECK(j == 1);
}
GSL_SUPPRESS(con.4) // NO-FORMAT: attribute
TEST_CASE("narrow_cast")
{
int n = 120;
char c = narrow_cast<char>(n);
CHECK(c == 120);
n = 300;
unsigned char uc = narrow_cast<unsigned char>(n);
CHECK(uc == 44);
}
GSL_SUPPRESS(con.5) // NO-FORMAT: attribute
TEST_CASE("narrow")
{
int n = 120;
const char c = narrow<char>(n);
CHECK(c == 120);
n = 300;
CHECK_THROWS_AS(narrow<char>(n), narrowing_error);
const auto int32_max = std::numeric_limits<int32_t>::max();
const auto int32_min = std::numeric_limits<int32_t>::min();
CHECK(narrow<uint32_t>(int32_t(0)) == 0);
CHECK(narrow<uint32_t>(int32_t(1)) == 1);
CHECK(narrow<uint32_t>(int32_max) == static_cast<uint32_t>(int32_max));
CHECK_THROWS_AS(narrow<uint32_t>(int32_t(-1)), narrowing_error);
CHECK_THROWS_AS(narrow<uint32_t>(int32_min), narrowing_error);
n = -42;
CHECK_THROWS_AS(narrow<unsigned>(n), narrowing_error);
#if GSL_CONSTEXPR_NARROW
static_assert(narrow<char>(120) == 120, "Fix GSL_CONSTEXPR_NARROW");
#endif
}