Index: base/containers/flat_map_unittest.cc |
diff --git a/base/containers/flat_map_unittest.cc b/base/containers/flat_map_unittest.cc |
index 0556527635a69ebe16153cd33134fdefc8e96fe6..47655ee517994095f86683883ee0a4a5bcf8a7cd 100644 |
--- a/base/containers/flat_map_unittest.cc |
+++ b/base/containers/flat_map_unittest.cc |
@@ -170,4 +170,28 @@ TEST(FlatMap, SubscriptMoveOnlyKey) { |
EXPECT_EQ(44, m[MoveOnlyInt(1)]); |
} |
+TEST(FlatMap, UniquePtrKeys) { |
+ using ExplicitInt = base::MoveOnlyInt; |
+ base::flat_map<ExplicitInt, int> m; |
+ const auto& m1 = m; |
+ int x = 0; |
+ m.count(x); |
+ m1.count(x); |
+ m.find(x); |
+ m1.find(x); |
+ m.equal_range(x); |
+ m1.equal_range(x); |
+ m.lower_bound(x); |
+ m1.lower_bound(x); |
+ m.upper_bound(x); |
+ m1.upper_bound(x); |
+ m.erase(x); |
+ |
+ // Check if we broke overload resolution. |
+ m.emplace(ExplicitInt(0), 0); |
+ m.emplace(ExplicitInt(1), 0); |
+ m.erase(m.begin()); |
+ m.erase(m.cbegin()); |
+} |
+ |
} // namespace base |