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- abe587c2360b21f085b7d65a77d840015bc04cf6 Factor an internal interface into its own header, as it w... by Greg Falcon <gfalcon@google.com>

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- 2201f1644336e64280dbd20207d8fbc3bfea2bf4 Internal change. by Abseil Team <absl-team@google.com>
  - 94e6b5b20d2cc754c99a18c575a4f1f3cd1f28d4 Rename no_throw_ctor to nothrow_ctor to match the standar... by Abseil Team <absl-team@google.com>
  - 86aa34d2129c4914c5133b7b619480aae786288e Update header files in debugging target by Tom Manshreck <shreck@google.com>
  - ed234519ced458724a7267b8fdf184eaae1c97c7 Remove CMAKE_CXX_WARNING_VLA from our c++ flags in the cm... by Jon Cohen <cohenjon@google.com>

GitOrigin-RevId: abe587c2360b21f085b7d65a77d840015bc04cf6
Change-Id: I92f9301c69419d3830c358b88984967185aa33f6
This commit is contained in:
Abseil Team 2018-05-14 13:41:38 -07:00 • committed by jueminyang
parent add89fd0e4
commit 04dd99d8c1
13 changed files with 277 additions and 115 deletions
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7
absl/base/internal/exception_safety_testing.cc
View file

@ -19,7 +19,12 @@
namespace testing {
exceptions_internal::NoThrowTag no_throw_ctor;
exceptions_internal::NoThrowTag nothrow_ctor;
bool nothrow_guarantee(const void*) {
return ::testing::AssertionFailure()
<< "Exception thrown violating NoThrow Guarantee";
}
exceptions_internal::StrongGuaranteeTagType strong_guarantee;
namespace exceptions_internal {

42
absl/base/internal/exception_safety_testing.h
View file

@ -227,7 +227,9 @@ inline absl::optional<testing::AssertionResult> TestAllInvariantsAtCountdown(
} // namespace exceptions_internal
extern exceptions_internal::NoThrowTag no_throw_ctor;
extern exceptions_internal::NoThrowTag nothrow_ctor;
bool nothrow_guarantee(const void*);
extern exceptions_internal::StrongGuaranteeTagType strong_guarantee;
// A test class which is convertible to bool. The conversion can be
@ -246,7 +248,7 @@ class ThrowingBool {
/*
* Configuration enum for the ThrowingValue type that defines behavior for the
* lifetime of the instance. Use testing::no_throw_ctor to prevent the integer
* lifetime of the instance. Use testing::nothrow_ctor to prevent the integer
* constructor from throwing.
*
* kEverythingThrows: Every operation can throw an exception
@ -341,22 +343,22 @@ class ThrowingValue : private exceptions_internal::TrackedObject {
// Arithmetic Operators
ThrowingValue operator+(const ThrowingValue& other) const {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
return ThrowingValue(dummy_ + other.dummy_, no_throw_ctor);
return ThrowingValue(dummy_ + other.dummy_, nothrow_ctor);
}
ThrowingValue operator+() const {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
return ThrowingValue(dummy_, no_throw_ctor);
return ThrowingValue(dummy_, nothrow_ctor);
}
ThrowingValue operator-(const ThrowingValue& other) const {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
return ThrowingValue(dummy_ - other.dummy_, no_throw_ctor);
return ThrowingValue(dummy_ - other.dummy_, nothrow_ctor);
}
ThrowingValue operator-() const {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
return ThrowingValue(-dummy_, no_throw_ctor);
return ThrowingValue(-dummy_, nothrow_ctor);
}
ThrowingValue& operator++() {
@ -367,7 +369,7 @@ class ThrowingValue : private exceptions_internal::TrackedObject {
ThrowingValue operator++(int) {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
auto out = ThrowingValue(dummy_, no_throw_ctor);
auto out = ThrowingValue(dummy_, nothrow_ctor);
++dummy_;
return out;
}
@ -380,34 +382,34 @@ class ThrowingValue : private exceptions_internal::TrackedObject {
ThrowingValue operator--(int) {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
auto out = ThrowingValue(dummy_, no_throw_ctor);
auto out = ThrowingValue(dummy_, nothrow_ctor);
--dummy_;
return out;
}
ThrowingValue operator*(const ThrowingValue& other) const {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
return ThrowingValue(dummy_ * other.dummy_, no_throw_ctor);
return ThrowingValue(dummy_ * other.dummy_, nothrow_ctor);
}
ThrowingValue operator/(const ThrowingValue& other) const {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
return ThrowingValue(dummy_ / other.dummy_, no_throw_ctor);
return ThrowingValue(dummy_ / other.dummy_, nothrow_ctor);
}
ThrowingValue operator%(const ThrowingValue& other) const {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
return ThrowingValue(dummy_ % other.dummy_, no_throw_ctor);
return ThrowingValue(dummy_ % other.dummy_, nothrow_ctor);
}
ThrowingValue operator<<(int shift) const {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
return ThrowingValue(dummy_ << shift, no_throw_ctor);
return ThrowingValue(dummy_ << shift, nothrow_ctor);
}
ThrowingValue operator>>(int shift) const {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
return ThrowingValue(dummy_ >> shift, no_throw_ctor);
return ThrowingValue(dummy_ >> shift, nothrow_ctor);
}
// Comparison Operators
@ -463,22 +465,22 @@ class ThrowingValue : private exceptions_internal::TrackedObject {
// Bitwise Logical Operators
ThrowingValue operator~() const {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
return ThrowingValue(~dummy_, no_throw_ctor);
return ThrowingValue(~dummy_, nothrow_ctor);
}
ThrowingValue operator&(const ThrowingValue& other) const {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
return ThrowingValue(dummy_ & other.dummy_, no_throw_ctor);
return ThrowingValue(dummy_ & other.dummy_, nothrow_ctor);
}
ThrowingValue operator|(const ThrowingValue& other) const {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
return ThrowingValue(dummy_ | other.dummy_, no_throw_ctor);
return ThrowingValue(dummy_ | other.dummy_, nothrow_ctor);
}
ThrowingValue operator^(const ThrowingValue& other) const {
exceptions_internal::MaybeThrow(ABSL_PRETTY_FUNCTION);
return ThrowingValue(dummy_ ^ other.dummy_, no_throw_ctor);
return ThrowingValue(dummy_ ^ other.dummy_, nothrow_ctor);
}
// Compound Assignment operators
@ -1034,12 +1036,6 @@ MakeExceptionSafetyTester() {
return {};
}
// Always return false, intended to be used as a checker with
// TestExceptionSafety() to check that no exception is thrown.
inline bool nothrow_guarantee(const void*) {
return ::testing::AssertionFailure() << "Violating NoThrowGuarantee";
}
} // namespace testing
#endif // ABSL_BASE_INTERNAL_EXCEPTION_SAFETY_TESTING_H_