diff options
Diffstat (limited to 'absl/types/compare_test.cc')
| -rw-r--r-- | absl/types/compare_test.cc | 92 |
1 files changed, 71 insertions, 21 deletions
diff --git a/absl/types/compare_test.cc b/absl/types/compare_test.cc index 955844b529bb..8095baf9569f 100644 --- a/absl/types/compare_test.cc +++ b/absl/types/compare_test.cc @@ -31,6 +31,15 @@ TEST(Compare, WeakEquality) { EXPECT_TRUE(Identity(0 == weak_equality::equivalent)); EXPECT_TRUE(Identity(weak_equality::nonequivalent != 0)); EXPECT_TRUE(Identity(0 != weak_equality::nonequivalent)); + const weak_equality values[] = {weak_equality::equivalent, + weak_equality::nonequivalent}; + for (const auto& lhs : values) { + for (const auto& rhs : values) { + const bool are_equal = &lhs == &rhs; + EXPECT_EQ(lhs == rhs, are_equal); + EXPECT_EQ(lhs != rhs, !are_equal); + } + } } TEST(Compare, StrongEquality) { @@ -42,6 +51,18 @@ TEST(Compare, StrongEquality) { EXPECT_TRUE(Identity(0 == strong_equality::equivalent)); EXPECT_TRUE(Identity(strong_equality::nonequivalent != 0)); EXPECT_TRUE(Identity(0 != strong_equality::nonequivalent)); + const strong_equality values[] = {strong_equality::equal, + strong_equality::nonequal}; + for (const auto& lhs : values) { + for (const auto& rhs : values) { + const bool are_equal = &lhs == &rhs; + EXPECT_EQ(lhs == rhs, are_equal); + EXPECT_EQ(lhs != rhs, !are_equal); + } + } + EXPECT_TRUE(Identity(strong_equality::equivalent == strong_equality::equal)); + EXPECT_TRUE( + Identity(strong_equality::nonequivalent == strong_equality::nonequal)); } TEST(Compare, PartialOrdering) { @@ -65,6 +86,16 @@ TEST(Compare, PartialOrdering) { EXPECT_FALSE(Identity(0 > partial_ordering::unordered)); EXPECT_FALSE(Identity(partial_ordering::unordered >= 0)); EXPECT_FALSE(Identity(0 >= partial_ordering::unordered)); + const partial_ordering values[] = { + partial_ordering::less, partial_ordering::equivalent, + partial_ordering::greater, partial_ordering::unordered}; + for (const auto& lhs : values) { + for (const auto& rhs : values) { + const bool are_equal = &lhs == &rhs; + EXPECT_EQ(lhs == rhs, are_equal); + EXPECT_EQ(lhs != rhs, !are_equal); + } + } } TEST(Compare, WeakOrdering) { @@ -78,6 +109,15 @@ TEST(Compare, WeakOrdering) { EXPECT_TRUE(Identity(0 < weak_ordering::greater)); EXPECT_TRUE(Identity(weak_ordering::greater >= 0)); EXPECT_TRUE(Identity(0 <= weak_ordering::greater)); + const weak_ordering values[] = { + weak_ordering::less, weak_ordering::equivalent, weak_ordering::greater}; + for (const auto& lhs : values) { + for (const auto& rhs : values) { + const bool are_equal = &lhs == &rhs; + EXPECT_EQ(lhs == rhs, are_equal); + EXPECT_EQ(lhs != rhs, !are_equal); + } + } } TEST(Compare, StrongOrdering) { @@ -93,6 +133,16 @@ TEST(Compare, StrongOrdering) { EXPECT_TRUE(Identity(0 < strong_ordering::greater)); EXPECT_TRUE(Identity(strong_ordering::greater >= 0)); EXPECT_TRUE(Identity(0 <= strong_ordering::greater)); + const strong_ordering values[] = { + strong_ordering::less, strong_ordering::equal, strong_ordering::greater}; + for (const auto& lhs : values) { + for (const auto& rhs : values) { + const bool are_equal = &lhs == &rhs; + EXPECT_EQ(lhs == rhs, are_equal); + EXPECT_EQ(lhs != rhs, !are_equal); + } + } + EXPECT_TRUE(Identity(strong_ordering::equivalent == strong_ordering::equal)); } TEST(Compare, Conversions) { @@ -190,7 +240,7 @@ TEST(Compare, Conversions) { struct WeakOrderingLess { template <typename T> - absl::weak_ordering operator()(const T &a, const T &b) const { + absl::weak_ordering operator()(const T& a, const T& b) const { return a < b ? absl::weak_ordering::less : a == b ? absl::weak_ordering::equivalent : absl::weak_ordering::greater; @@ -224,10 +274,10 @@ TEST(DoLessThanComparison, SanityTest) { } TEST(CompareResultAsOrdering, SanityTest) { - EXPECT_TRUE(Identity( - absl::compare_internal::compare_result_as_ordering(-1) < 0)); - EXPECT_FALSE(Identity( - absl::compare_internal::compare_result_as_ordering(-1) == 0)); + EXPECT_TRUE( + Identity(absl::compare_internal::compare_result_as_ordering(-1) < 0)); + EXPECT_FALSE( + Identity(absl::compare_internal::compare_result_as_ordering(-1) == 0)); EXPECT_FALSE( Identity(absl::compare_internal::compare_result_as_ordering(-1) > 0)); EXPECT_TRUE(Identity(absl::compare_internal::compare_result_as_ordering( @@ -237,31 +287,31 @@ TEST(CompareResultAsOrdering, SanityTest) { EXPECT_FALSE(Identity(absl::compare_internal::compare_result_as_ordering( weak_ordering::less) > 0)); - EXPECT_FALSE(Identity( - absl::compare_internal::compare_result_as_ordering(0) < 0)); - EXPECT_TRUE(Identity( - absl::compare_internal::compare_result_as_ordering(0) == 0)); - EXPECT_FALSE(Identity( - absl::compare_internal::compare_result_as_ordering(0) > 0)); + EXPECT_FALSE( + Identity(absl::compare_internal::compare_result_as_ordering(0) < 0)); + EXPECT_TRUE( + Identity(absl::compare_internal::compare_result_as_ordering(0) == 0)); + EXPECT_FALSE( + Identity(absl::compare_internal::compare_result_as_ordering(0) > 0)); EXPECT_FALSE(Identity(absl::compare_internal::compare_result_as_ordering( - weak_ordering::equivalent) < 0)); + weak_ordering::equivalent) < 0)); EXPECT_TRUE(Identity(absl::compare_internal::compare_result_as_ordering( - weak_ordering::equivalent) == 0)); + weak_ordering::equivalent) == 0)); EXPECT_FALSE(Identity(absl::compare_internal::compare_result_as_ordering( weak_ordering::equivalent) > 0)); - EXPECT_FALSE(Identity( - absl::compare_internal::compare_result_as_ordering(1) < 0)); - EXPECT_FALSE(Identity( - absl::compare_internal::compare_result_as_ordering(1) == 0)); - EXPECT_TRUE(Identity( - absl::compare_internal::compare_result_as_ordering(1) > 0)); + EXPECT_FALSE( + Identity(absl::compare_internal::compare_result_as_ordering(1) < 0)); + EXPECT_FALSE( + Identity(absl::compare_internal::compare_result_as_ordering(1) == 0)); + EXPECT_TRUE( + Identity(absl::compare_internal::compare_result_as_ordering(1) > 0)); EXPECT_FALSE(Identity(absl::compare_internal::compare_result_as_ordering( - weak_ordering::greater) < 0)); + weak_ordering::greater) < 0)); EXPECT_FALSE(Identity(absl::compare_internal::compare_result_as_ordering( weak_ordering::greater) == 0)); EXPECT_TRUE(Identity(absl::compare_internal::compare_result_as_ordering( - weak_ordering::greater) > 0)); + weak_ordering::greater) > 0)); } TEST(DoThreeWayComparison, SanityTest) { |