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-rw-r--r--absl/numeric/int128_test.cc18
1 files changed, 18 insertions, 0 deletions
diff --git a/absl/numeric/int128_test.cc b/absl/numeric/int128_test.cc
index bc86c714..c445d89a 100644
--- a/absl/numeric/int128_test.cc
+++ b/absl/numeric/int128_test.cc
@@ -226,6 +226,11 @@ TEST(Uint128, AllTests) {
EXPECT_EQ(test >>= 1, one);
EXPECT_EQ(test <<= 1, two);
+ EXPECT_EQ(big, +big);
+ EXPECT_EQ(two, +two);
+ EXPECT_EQ(absl::Uint128Max(), +absl::Uint128Max());
+ EXPECT_EQ(zero, +zero);
+
EXPECT_EQ(big, -(-big));
EXPECT_EQ(two, -((-one) - 1));
EXPECT_EQ(absl::Uint128Max(), -one);
@@ -769,6 +774,19 @@ TEST(Int128, ComparisonTest) {
}
}
+TEST(Int128, UnaryPlusTest) {
+ int64_t values64[] = {0, 1, 12345, 0x4000000000000000,
+ std::numeric_limits<int64_t>::max()};
+ for (int64_t value : values64) {
+ SCOPED_TRACE(::testing::Message() << "value = " << value);
+
+ EXPECT_EQ(absl::int128(value), +absl::int128(value));
+ EXPECT_EQ(absl::int128(-value), +absl::int128(-value));
+ EXPECT_EQ(absl::MakeInt128(value, 0), +absl::MakeInt128(value, 0));
+ EXPECT_EQ(absl::MakeInt128(-value, 0), +absl::MakeInt128(-value, 0));
+ }
+}
+
TEST(Int128, UnaryNegationTest) {
int64_t values64[] = {0, 1, 12345, 0x4000000000000000,
std::numeric_limits<int64_t>::max()};