summaryrefslogtreecommitdiff
path: root/absl/types/variant_test.cc
diff options
context:
space:
mode:
Diffstat (limited to 'absl/types/variant_test.cc')
-rw-r--r--absl/types/variant_test.cc45
1 files changed, 26 insertions, 19 deletions
diff --git a/absl/types/variant_test.cc b/absl/types/variant_test.cc
index ff0f187a..96393333 100644
--- a/absl/types/variant_test.cc
+++ b/absl/types/variant_test.cc
@@ -19,6 +19,9 @@
#include "absl/types/variant.h"
+// This test is a no-op when absl::variant is an alias for std::variant.
+#if !defined(ABSL_USES_STD_VARIANT)
+
#include <algorithm>
#include <cstddef>
#include <functional>
@@ -67,7 +70,7 @@ struct hash<Hashable> {
struct NonHashable {};
namespace absl {
-inline namespace lts_2019_08_08 {
+ABSL_NAMESPACE_BEGIN
namespace {
using ::testing::DoubleEq;
@@ -840,7 +843,7 @@ TEST(VariantTest, TestBackupAssign) {
}
// libstdc++ doesn't pass this test
-#if !(defined(ABSL_HAVE_STD_VARIANT) && defined(__GLIBCXX__))
+#if !(defined(ABSL_USES_STD_VARIANT) && defined(__GLIBCXX__))
EXPECT_EQ(3, counter[0]);
EXPECT_EQ(2, counter[1]);
EXPECT_EQ(2, counter[2]);
@@ -1040,8 +1043,6 @@ TEST(VariantTest, MemberSwap) {
using V = variant<MoveCanThrow, std::string, int>;
int i = 33;
std::string s = "abc";
- V valueless(in_place_index<0>);
- ToValuelessByException(valueless);
{
// lhs and rhs holds different alternative
V lhs(i), rhs(s);
@@ -1049,6 +1050,9 @@ TEST(VariantTest, MemberSwap) {
EXPECT_THAT(lhs, VariantWith<std::string>(s));
EXPECT_THAT(rhs, VariantWith<int>(i));
}
+#ifdef ABSL_HAVE_EXCEPTIONS
+ V valueless(in_place_index<0>);
+ ToValuelessByException(valueless);
{
// lhs is valueless
V lhs(valueless), rhs(i);
@@ -1070,6 +1074,7 @@ TEST(VariantTest, MemberSwap) {
EXPECT_TRUE(lhs.valueless_by_exception());
EXPECT_TRUE(rhs.valueless_by_exception());
}
+#endif // ABSL_HAVE_EXCEPTIONS
}
//////////////////////
@@ -1929,7 +1934,7 @@ TEST(VariantTest, VisitReferenceWrapper) {
}
// libstdc++ std::variant doesn't support the INVOKE semantics.
-#if !(defined(ABSL_HAVE_STD_VARIANT) && defined(__GLIBCXX__))
+#if !(defined(ABSL_USES_STD_VARIANT) && defined(__GLIBCXX__))
TEST(VariantTest, VisitMemberFunction) {
absl::variant<std::unique_ptr<Class>> p(absl::make_unique<Class>());
absl::variant<std::unique_ptr<const Class>> cp(
@@ -1953,7 +1958,7 @@ TEST(VariantTest, VisitDataMember) {
EXPECT_EQ(42, absl::visit(&Class::member, cp));
}
-#endif // !(defined(ABSL_HAVE_STD_VARIANT) && defined(__GLIBCXX__))
+#endif // !(defined(ABSL_USES_STD_VARIANT) && defined(__GLIBCXX__))
/////////////////////////
// [variant.monostate] //
@@ -2031,7 +2036,7 @@ TEST(VariantTest, NonmemberSwap) {
std::swap(a, b);
EXPECT_THAT(a, VariantWith<SpecialSwap>(v2));
EXPECT_THAT(b, VariantWith<SpecialSwap>(v1));
-#ifndef ABSL_HAVE_STD_VARIANT
+#ifndef ABSL_USES_STD_VARIANT
EXPECT_FALSE(absl::get<SpecialSwap>(a).special_swap);
#endif
@@ -2079,7 +2084,7 @@ TEST(VariantTest, Hash) {
// MSVC std::hash<std::variant> does not use the index, thus produce the same
// result on the same value as different alternative.
-#if !(defined(_MSC_VER) && defined(ABSL_HAVE_STD_VARIANT))
+#if !(defined(_MSC_VER) && defined(ABSL_USES_STD_VARIANT))
{
// same value as different alternative
variant<int, int> v0(in_place_index<0>, 42);
@@ -2087,7 +2092,7 @@ TEST(VariantTest, Hash) {
std::hash<variant<int, int>> hash;
EXPECT_NE(hash(v0), hash(v1));
}
-#endif // !(defined(_MSC_VER) && defined(ABSL_HAVE_STD_VARIANT))
+#endif // !(defined(_MSC_VER) && defined(ABSL_USES_STD_VARIANT))
{
std::hash<variant<int>> hash;
@@ -2114,7 +2119,7 @@ TEST(VariantTest, Hash) {
////////////////////////////////////////
// Test that a set requiring a basic type conversion works correctly
-#if !defined(ABSL_HAVE_STD_VARIANT)
+#if !defined(ABSL_USES_STD_VARIANT)
TEST(VariantTest, TestConvertingSet) {
typedef variant<double> Variant;
Variant v(1.0);
@@ -2124,7 +2129,7 @@ TEST(VariantTest, TestConvertingSet) {
ASSERT_TRUE(nullptr != absl::get_if<double>(&v));
EXPECT_DOUBLE_EQ(2, absl::get<double>(v));
}
-#endif // ABSL_HAVE_STD_VARIANT
+#endif // ABSL_USES_STD_VARIANT
// Test that a vector of variants behaves reasonably.
TEST(VariantTest, Container) {
@@ -2276,7 +2281,7 @@ struct Convertible2 {
};
TEST(VariantTest, TestRvalueConversion) {
-#if !defined(ABSL_HAVE_STD_VARIANT)
+#if !defined(ABSL_USES_STD_VARIANT)
variant<double, std::string> var(
ConvertVariantTo<variant<double, std::string>>(
variant<std::string, int>(0)));
@@ -2309,7 +2314,7 @@ TEST(VariantTest, TestRvalueConversion) {
variant2 = ConvertVariantTo<variant<int32_t, uint32_t>>(variant<uint32_t>(42));
ASSERT_TRUE(absl::holds_alternative<uint32_t>(variant2));
EXPECT_EQ(42, absl::get<uint32_t>(variant2));
-#endif // !ABSL_HAVE_STD_VARIANT
+#endif // !ABSL_USES_STD_VARIANT
variant<Convertible1, Convertible2> variant3(
ConvertVariantTo<variant<Convertible1, Convertible2>>(
@@ -2322,7 +2327,7 @@ TEST(VariantTest, TestRvalueConversion) {
}
TEST(VariantTest, TestLvalueConversion) {
-#if !defined(ABSL_HAVE_STD_VARIANT)
+#if !defined(ABSL_USES_STD_VARIANT)
variant<std::string, int> source1 = 0;
variant<double, std::string> destination(
ConvertVariantTo<variant<double, std::string>>(source1));
@@ -2424,7 +2429,7 @@ TEST(VariantTest, DoesNotMoveFromLvalues) {
}
TEST(VariantTest, TestRvalueConversionViaConvertVariantTo) {
-#if !defined(ABSL_HAVE_STD_VARIANT)
+#if !defined(ABSL_USES_STD_VARIANT)
variant<double, std::string> var(
ConvertVariantTo<variant<double, std::string>>(
variant<std::string, int>(3)));
@@ -2463,7 +2468,7 @@ TEST(VariantTest, TestRvalueConversionViaConvertVariantTo) {
}
TEST(VariantTest, TestLvalueConversionViaConvertVariantTo) {
-#if !defined(ABSL_HAVE_STD_VARIANT)
+#if !defined(ABSL_USES_STD_VARIANT)
variant<std::string, int> source1 = 3;
variant<double, std::string> destination(
ConvertVariantTo<variant<double, std::string>>(source1));
@@ -2495,7 +2500,7 @@ TEST(VariantTest, TestLvalueConversionViaConvertVariantTo) {
variant<uint32_t> source6(42);
variant2 = ConvertVariantTo<variant<int32_t, uint32_t>>(source6);
EXPECT_THAT(absl::get_if<uint32_t>(&variant2), Pointee(42));
-#endif // !ABSL_HAVE_STD_VARIANT
+#endif // !ABSL_USES_STD_VARIANT
variant<Convertible2, Convertible1> source7((Convertible1()));
variant<Convertible1, Convertible2> variant3(
@@ -2529,7 +2534,7 @@ TEST(VariantTest, TestMoveConversionViaConvertVariantTo) {
// standard and we know that libstdc++ variant doesn't have this feature.
// For more details see the paper:
// http://open-std.org/JTC1/SC22/WG21/docs/papers/2017/p0602r0.html
-#if !(defined(ABSL_HAVE_STD_VARIANT) && defined(__GLIBCXX__))
+#if !(defined(ABSL_USES_STD_VARIANT) && defined(__GLIBCXX__))
#define ABSL_VARIANT_PROPAGATE_COPY_MOVE_TRIVIALITY 1
#endif
@@ -2705,5 +2710,7 @@ TEST(VariantTest, MoveCtorBug) {
}
} // namespace
-} // inline namespace lts_2019_08_08
+ABSL_NAMESPACE_END
} // namespace absl
+
+#endif // #if !defined(ABSL_USES_STD_VARIANT)
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-08 17:53:10 +0000