tvl-depot/absl/memory/memory_exception_safety_test.cc
Abseil Team 1948f6f967 Export of internal Abseil changes
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bc74316103bbda92541896f588f71c9d45bea768 by Gennadiy Civil <misterg@google.com>:

Manually fixing the BUILD.bazel files

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d41bf9ea916a0dc8c69e6ba77f58f9d55649880e by Shaindel Schwartz <shaindel@google.com>:

Minor cleanup to miscellaneous BUILD files.

PiperOrigin-RevId: 266420157

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08a8dc2cbd48d27e1115809f9ca8d178551cd66e by Gennadiy Civil <misterg@google.com>:

Internal Change
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8617d58fde1ece40e4aa79eaa5e250b42d19835f by Shaindel Schwartz <shaindel@google.com>:

Internal Change
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3a0fc7d48bdc70c4f7dffc219578693dea84eb2d by Derek Mauro <dmauro@google.com>:

Implement absl::string_view::at()

PiperOrigin-RevId: 266024644

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ba53a9da8ede8fe7b8971eaab6b3a1fa34763ff6 by Andy Soffer <asoffer@google.com>:

Remove forcing of optimization levels in MSVC.

PiperOrigin-RevId: 265927588

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df86f2046b54bba7da2e345040806d43470de5c0 by Shaindel Schwartz <shaindel@google.com>:

Internal change

PiperOrigin-RevId: 265811077

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e2e3a6e8194363e7c6377672560c806d638a7c74 by Derek Mauro <dmauro@google.com>:

Remove ABI unsafe mixed exceptions mode compilation.
Testing will now be done on CI with the exceptions flag set globally.

PiperOrigin-RevId: 265796079
GitOrigin-RevId: bc74316103bbda92541896f588f71c9d45bea768
Change-Id: Ibccd00f4829520454aa55c4f55c7cb2dc9c6b65a
2019-08-30 15:38:01 -04:00

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// Copyright 2018 The Abseil Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "absl/memory/memory.h"
#include "absl/base/config.h"
#ifdef ABSL_HAVE_EXCEPTIONS
#include "gtest/gtest.h"
#include "absl/base/internal/exception_safety_testing.h"
namespace absl {
namespace {
constexpr int kLength = 50;
using Thrower = testing::ThrowingValue<testing::TypeSpec::kEverythingThrows>;
using ThrowerStorage =
absl::aligned_storage_t<sizeof(Thrower), alignof(Thrower)>;
using ThrowerList = std::array<ThrowerStorage, kLength>;
TEST(MakeUnique, CheckForLeaks) {
constexpr int kValue = 321;
auto tester = testing::MakeExceptionSafetyTester()
.WithInitialValue(Thrower(kValue))
// Ensures make_unique does not modify the input. The real
// test, though, is ConstructorTracker checking for leaks.
.WithContracts(testing::strong_guarantee);
EXPECT_TRUE(tester.Test([](Thrower* thrower) {
static_cast<void>(absl::make_unique<Thrower>(*thrower));
}));
EXPECT_TRUE(tester.Test([](Thrower* thrower) {
static_cast<void>(absl::make_unique<Thrower>(std::move(*thrower)));
}));
// Test T[n] overload
EXPECT_TRUE(tester.Test([&](Thrower*) {
static_cast<void>(absl::make_unique<Thrower[]>(kLength));
}));
}
} // namespace
} // namespace absl
#endif // ABSL_HAVE_EXCEPTIONS